Service Manual ZF Gearbox

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SERVICE MANUAL AND SPARE PARTS LIST

M
R E
PA

I

R

ZF 3 M (HBW 35)
ZF 5 M (HBW 50)
ZF 10 M (HBW 100)
ZF 12 M (HBW 125) / HBW 10
ZF 15 M (HBW 150)
ZF 15 MA (HBW 150 A)
ZF 15 MIV (HBW 150 V)
ZF 25 M (HBW 250)
ZF 25 MA
ZF 30 M

Cod. 310.01.0052f

A L
U
N
A

Manual and Spare Parts List ZF M line

This ZF M manual has been prepared
for all those who have to do with ZFHURTH Marine reversing gearbox units
of the ZF M line, including models ZF 3
M, ZF 5 M, ZF 10 M, ZF 12 M, ZF 15 M,
ZF 15 MA, ZF 25 M, ZF 25 MA, ZF 30 M,
ZF 15 MIV, in particular for
- power plant suppliers
- shipyards
- craft owners
The ZF M manual is intended as an aid
for handling ZF M transmissions and will
answer all questions that may arise in
daily operation and in connection with the
installation and repair of ZF M transmissions.
This manual contains:
- Technical description of the gearbox
units and a number of important technical data;
- Instructions for proper installation of the
gearbox in the craft;
- Explanatory notes on correct operation
and maintenance;
- Detailed description of all disassembly
and reassembly procedures (with
drawings);
- Troubleshooting table with possible
causes of trouble and the required remedial action;
- Spare parts list with stock numbers of
all sparte parts;
- Explosion-View drawings showing
each part with the reference numerals
used in the text.

No problems will be encountered in handling, installing and operating the ZF M
gearbox if the instructions in this manual
are followed. Should a repair be necessary, a qualified technician will have no
difficulty in doing the repair work in accordance with the detailed instructions
given on the following pages.
In addition, ZF M Service Stations (distributors and dealers) are available for
any repairs and for supplying the spare
parts required. The manufacturer will always be glad to name the Service Station nearest to your location.
All transmission units are covered by a
worldwide guarantee given by the manufacturer. The manufacturer’s warranty
will be subject to the condition that:
- the instructions in this manual are
strictly observed in handling the
transmission.
- no work is performed by persons not
authorized by ZF-HURTH Marine.
- no changes or alterations of any kind
are made on the transmission.
Failure to observe these points will
invalide all and any warranty claims.
Caution: never start doing any work on
the transmission unless and until the
engine and the propeller have come to
a complete standstill.

3

Manual and Spare Parts List ZF M line

Table of contents
1.
1.1
1.2

Description
Brief description
Technical data and main
dimensions
1.2.1 ZF 3 M boat reversing
gearbox unit
1.2.2 ZF 5 M boat reversing
gearbox unit
1.2.3 ZF 10 M boat reversing
gearbox unit
1.2.4 ZF 12 M boat reversing
gearbox unit
1.2.5 ZF 15 M boat reversing
gearbox unit
1.2.6 ZF 15 MA boat reversing
gearbox unit
1.2.7 ZF 15 MIV boat reversing
gearbox unit
1.2.8 ZF 25 M boat reversing
gearbox unit
1.2.9 ZF 25 MA boat reversing
gearbox unit
1.2.10 Accessories
1.2.11 Tools
1.2.12 Ident. No.
1.3
Gear casing
1.4
Gear set
1.5
Multiple-disc clutch and clutch
operation
1.6
Shaft bearings
1.7
Shaft seals
1,8
Lubrication
1.9
Cooling unit
2.
2.1
2.2
2.3
2.4
2.5

2.9
2.10
2.11

Installation
Delivery condition
Transport
Removal of preservative
Painting the gearbox
Connection of gearbox
with engine
Connection of gearbox
with propeller
Suspension of enginegearbox assembly in the boat
Position of gearbox in
the boat
Operation of gearbox
Cooling unit
Engine-gearbox compartment

3.
3.1
3.2
3.3
3.4
3.5
3.6
3.7

Operation
General information
Initial operation
Operating temperature
Operation of gearbox
Sailing or moving in tow
Lay-up periods
Preparation for re-use

2.6
2.7
2.8

4

4.
4.1
4.2
4.3
4.4
4.5
4.6
4.7

5.
5.1
5.2
5.3
5.4

5.5
5.6
5.7
5.8
5.9
6.
6.1
6.2

6.3

6.4
6.5
6.6

6.7
6.8
6.9
6.10
6.11
6.12
6.13
6.14
6.15

Maintenance
Transmission oil
Oil quantity
Oil level checks
Oil change
Checking the shift cable
and linkage
Cooling unit
Automatic transmission fluiid
List of recommended fluids
Disassembly
Removing the cooling unit
Removing and disassembling
the actuating lever cover plate
Removing the bearing shields
Separating the gearbox
sections and removing the
input and output shafts
Removing the shifting fork
Removing the intermediate gear
Disassembling the input shaft
Disassembling the output shaft
Disassembling the quill shaft
Reassembly
General information
Pre-assembling the intermediate
gear shaft in the gearbox section
without opening
Pre-assembling the shifting fork
in the gearbox section with
opening
Pre-assembling the actuating
lever cover plate
Pre-assembling the gears
Measuring the pre-assembled
gears to determine setting
value «a»
Pre-assembling the bearing
shields
Pre-assembling the actuating
members
Reassembling the input shaft
Reassembling the output shaft
Reassembling the quill shaft
Final assembly of gearbox
Measuring the gear sets of
input shaft and output shaft
Mounting the actuating lever
cover plate
Mounting the cooling unit

7.

Procedure to adjust the shifting
lever cover

8.

Troubleshooting

9.

Spare parts list

10.

Drawings (Explosion view)

Manual and Spare Parts List ZF M line

1.

Description

1.1

Brief description

ZF-HURTH Marine boat reversing gearbox units of the ZF M line are servo-automatically controlled helical gear transmissions developed for use in pleasure
craft and commercial craft. The servooperated multiple-disc clutch
requires only minimum effort for shifting,
making the ZF M transmission suitable
for single-lever remote control via a rod
linkage or shift cable.
In emergency situations the ZF M permits direct reversing at engine speed
above idle rpm.
The torque capacity of the clutch is exactly rated, preventing shock loads from
exceeding a predetermined value to ensure maximum protection of the engine
and thus providing the effect of a safety
clutch.

The transmission units are characterized
by low weight and small overall dimensions. The gearbox castings are made
of a high-strength, corrosion-resistant
aluminium alloy, chromized for improved
seawater resistance and optimum
adhesion of paint.
A choice of gear ratios, a high efficiency
rating and low-noise operation are other
prominent features of the ZF M gearbox
units.
The transmissions are immersion-lubricated. Maintenance is restricted to oil
level checks (see «Maintenance», chapter 4).

Transmission sizes are available for
right-hand (RH) and left-hand (LH)
rotation of the input shaft, the direction
of rotation being specified as seen by an
observer facing the input shaft.
In gear lever positions A, the engine shaft
and the propeller shaft rotate in opposite directions, in position B in the same
direction (Fig. 1).
On model ZF 15 MIV, the directions of
rotation are the other way round (Fig. 2).
Engine manufacturers should note that
the direction of rotation refers to an observer facing the flywheel, so that lefthand rotation of the engine corresponds
to right-hand rotation of the gearbox input shaft.

The shafts are supported by heavy-duty
taper roller bearings and the gearbox is
designed to take the axial propeller thrust
(for permissible values see «Technical
data», item 1.2).

Fig. 1

Fig. 2

5

Manual and Spare Parts List ZF M line

1.2.1 ZF 3 M

Transmission power input

Transmission input speed (rpm)
Power diagram
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders

ZF 3 M-2 R

ZF 3 M-3 R

Shifting position «A»

Technical data
ratio

2.05:1

2.72:1

Shifting position «B»

ratio

1.86:1

2.15:1

Input torque max.

Nm (ft lb)

40 (29,5)

30 (22,1)

Power input max.

kW (hp)

15 (20)

Input speed max.

rpm

5000

Propeller thrust max.

N (lb)

1000 (225)

Weight without fluid

kg (lb)

8 (17.7)

Fluid quantity

liter

0.3

Fluid grade

Automatic-Transmission-Fluid (ATF)

6

Manual and Spare Parts List ZF M line

Fig. 3 ZF 3 M

54

All dimensions in mm

7

Manual and Spare Parts List ZF M line

1.2.2 ZF 5 M

Transmission power input

Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 5 M

2.045
2.722

1.864
2.150

0.0066
0.0047

0.0088
0.0063

18
13

25
18

kW

hp kW

3000 rpm

20
14

27
19

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000

8

18

B/W
Max input power 20 kW

3600 rpm

20
17

27
23

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

8

Manual and Spare Parts List ZF M line

Fig. 4 ZF 5 M

54

All dimensions in mm

9

Manual and Spare Parts List ZF M line

1.2.3 ZF 10 M

1,8

Transmission power input

Transmission input speed (rpm)
Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders
** Max. 95 Nm (70 ft lb) admissible for main travelling direction with gear
lever set to «B»

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 10 M

1.482
1.792
2.045
2.722

1.864
1.864
1.864
2.150

kW

hp kW

3000 rpm

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

9.5

21

SAE 4, 5, B/W
Max input power 38 kW.
Ratio 1.482 «B» Pos.
max torque 95 Nm. Ratio
1.792 «B» Pos. max
torque 95 Nm.

3600 rpm

0.0109

0.0146

30

41

33

44

38

51

5000

0.0095
0.0068

0.0128
0.0091

27
19

36
26

29
20

38
27

34
25

46
33

5000
5000

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

10

Manual and Spare Parts List ZF M line

Fig. 5 ZF 10 M

54

All dimensions in mm

11

Manual and Spare Parts List ZF M line

1.2.4 ZF 12 M

Transmission power input

Transmission input speed (rpm)

Power diagram for pleasure craft
Based on engine power B to DIN 6270;
shock factor K = 1.25 to applied,
if engine has fewer than 4 cylinders.

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 12 M

2.136
2.632

1.955
1.955

0.0131
0.0111

0.0176
0.0149

37
31

49
42

kW

hp kW

3000 rpm

39
33

53
45

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000

13

29

SAE 4, 5, B/W
Max input power 55 kW

3600 rpm

47
40

63
54

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

12

Manual and Spare Parts List ZF M line

Fig. 6 ZF 12 M

Model without mounting flange
a) Clockwise rotation b) Oil dipstick and filter screw 17 mm c) M 8/12 deep, holes same on both sides d) Oil drain plug 17 mm width
across flats e) Spline profile similar B 10 x 23 x 29 DIN 5464 f) Minimum lever travel

All dimensions in mm

Model with mounting flange

13

Manual and Spare Parts List ZF M line

1.2.5 ZF 15 M

Transmission power input

Transmission input speed (rpm)
Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders

** Max. 120 Nm (88.5 ft lb) admissible for main travelling direction
with gear lever set to «B»

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 15 M

1.556
1.875

1.955
1.955

0.0152

0.0204

43

57

kW

hp kW

3000 rpm

46

61

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000

13

29 SAE 4, 5, B/W, Yanmar JH

3600 rpm

55

73

Max input power 55 kW.
Ratio 1.556 «B» Pos.
max torque 120 Nm.
Ratio 1.875 «B» Pos.
max torque 120 Nm.

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

14

Manual and Spare Parts List ZF M line

Fig. 7 ZF 15 M

All dimensions in mm

15

Manual and Spare Parts List ZF M line

1.2.6 ZF 15 MA

Transmission power input

Gearbox input speed (1/min)

Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders

** Max. 120 Nm (88.5 ft lb) admissible for main travelling direction
with gear lever set to «B»

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 15 MA
8 degrees

1.875
2.136
2.632

1.955
1.955
1.955

0.0152
0.0131
0.0111

0.0204
0.0176
0.0149

43
37
31

57
49
42

kW

hp kW

3000 rpm

46
39
33

61
53
45

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000
5000

13

29 SAE 4, 5, B/W, Yanmar JH

3600 rpm

55
47
40

73
63
54

Max input power 55 kW.
Ratio 1.875 «B» Pos.
max torque 120 Nm.
Ratio 2.136 «B» Pos.
max torque 120 Nm.

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

16

Manual and Spare Parts List ZF M line

Fig. 8 ZF 15 MA

Model without mounting flange

a) Clockwise rotation b) Oil dipstick and filter screw 17 mm c) M 8/12 deep, holes same on both sides d) Oil drain plug 17 mm width across flats e) Spline profile
similar B 10 x 23 x 29 DIN 5464 f) Minimum lever travel g) Support for control cable h) full profile

All dimensions in mm

Model with mounting flange

17

Manual and Spare Parts List ZF M line

1.2.7 ZF 15 MIV

Transmission power input

Transmission input speed (rpm)
Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders
* Max. 120 Nm (88.5 ft lb) admissible for main travelling direction with
gear lever set to «B».
** Max 45 kW for main travelling direction with gear lever set to «B».

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 15 MIV
8 degrees

2.134
2.718
2.995

2.224
2.224
2.224

0.0152
0.0111

0.0204
0.0149

43
31

57
42

kW

hp kW

3000 rpm

46
33

61
45

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000
5000

20

44 SAE 4, 5, B/W, Yanmar JH

3600 rpm

55
40

73
54

Max input power 55 kW.
Ratio 2.134 «B» Pos.
max torque 120 Nm.

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

18

Manual and Spare Parts List ZF M line

Fig. 9 ZF 15 MIV

19

Manual and Spare Parts List ZF M line

1.2.8 ZF 25 M

Transmission power input

kW

hp

90

120

80
100

70
60

80

50

70
60

40
50
30

40

30

20

15

1

2

3

4

5 6x103

Transmission input speed (rpm)
Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders
** Max. 230 Nm (170 ft lb) admissible for main travelling direction with
gear lever set to «B»

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 25 M

1.880
2.273
2.737

2.095
2.095
2.722

0.0262
0.0216
0.0177

0.0351
0.0289
0.0237

73
60
50

98
81
66

kW

hp kW

3000 rpm

79
65
53

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000
5000

18

40 SAE 4, 5, B/W, Yanmar JH

3600 rpm

105 80
87 78
71 64

107
104
85

Max input power 80 kW.
Ratio 1.880 «B» Pos.
max torque 230 Nm.

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

20

Manual and Spare Parts List ZF M line

Fig. 10 ZF 25 M

21

Manual and Spare Parts List ZF M line

1.2.9 ZF 25 MA

Transmission power input

kW

hp

90

120

80
100

70
60

80

50

70
60

40
50
30

40

30

20

15

1

2

3

4

5 6x103

Transmission input speed (rpm)
Power diagram for Pleasure Craft Duty
Based on engine power B to DIN 6270;
shock factor
K = 1.25 to applied, if engine has 1 cylinder
K = 1.20 for 2 cylinders
K = 1.15 for 3 cylinders
** Max. 169 Nm (125 ft lb) admissible for main travelling direction with
gear lever set to «B»

MODEL

RATIO
«A» Pos

POWER / RPM

«B»Pos

kW

hp

INPUT POWER CAPACITY
kW

hp

2800 rpm

ZF 25 MA
8 degrees

2.227
2.737

2.737
2.737

0.0215
0.0177

0.0288
0.0237

60
50

81
66

kW

hp kW

3000 rpm

64
53

86
71

MAX
hp

WEIGHT

BELL HSGS.

RPM

kg

lb

AND NOTES

5000
5000

18

40 SAE 4, 5, B/W, Yanmar JH

3600 rpm

77
64

104
85

Max input power 80 kW.
Ratio 2.227 «B» Pos.
max torque 169 Nm.

«A» POS = continuous running position (normally AHEAD).
«B» POS = reverse position.
B/W = Borg Warner adaptor.
Note = For all «M» (Mechanical) transmission reduce power capacity by the following schock factors: 1 cylinder engine ÷ 1.25, 2 cylinder engine ÷ 1.20,
3 cylinder engine ÷ 1.15.

22

Manual and Spare Parts List ZF M line

B

Fig. 11 ZF 25 MA

75

23

Manual and Spare Parts List ZF M line

1.2.10 Accessories
Resilient Coupling for ZF 3 M - ZF 5 M - ZF 10 M Ident-No. 254 750 - 3306 316 001

spline
A 10 x 23 x 29
DIN 5464

max. torque 100 Nm
max. axial misalignment 0.25 mm
friction factor 4–10 Nm

Resilient Coupling for ZF 10 M - ZF 12 M - ZF 15 M - ZF 15 MA - ZF 15 MIV Ident-No. 254 762 - 3306 316 003

spline
A 10 x 23 x 29
DIN 5464

max. torque 200 Nm
max. axial misalignment 0.25 mm
friction factor 6–14 Nm

Resilient Coupling for ZF 25 M - ZF 25 MA Ident-No. 256 526 - 3307 316 001

spline
SAE 20/40
26 Z

max. torque 200 Nm
max. axial misalignment 0.25 mm
friction factor 6–14 Nm

24

Manual and Spare Parts List ZF M line

1.2.10 Accessories
Resilient Coupling for ZF 25 M / 25 MA Ident-No. 223 557 - 3307 316 003

spline
SAE 20/40
26 Z

max. torque 450 Nm

Resilient Coupling PERKINS for ZF 25 M / 25 MA Ident-No. 288 238 - 3307 316 002

Bolt circle 142,6

spline
SAE 20/40
26 Z

max. torque 200 Nm

Resilient Coupling PERKINS for ZF 10 M - ZF 12 M - ZF 15 M - ZF 15 MA - ZF 15 MIV Ident-No. 288 240 - 3306 316 002

Bolt circle 142,6

spline
A 10 x 23 x 29
DIN 5464

max. torque 200 Nm

25

Manual and Spare Parts List ZF M line

1.2.10 Accessories
Adapter flange for ZF 3 M - ZF 5 M - ZF 10 M - ZF 12 M - ZF 15 M - ZF 15 MA Ident-No. 344 544 - 3306 116 001 (kit)

Bolt circle 235+0.1

Adapter flange ZF 15 MIV Ident-No. 345 965 - 3306 116 004 (kit)

Bolt circle 235+0.1

Adapter flange ZF 25 M - ZF 25 MA Ident-No. 345 964 - 3307 116 001 (kit)

Bolt circle 235+0.1

26

Manual and Spare Parts List ZF M line

1.2.10 Accessories
Cooler for ZF 10 M - ZF 12 M - ZF 15M - ZF 15 MA - ZF 15 MIV - ZF 25 M - ZF 25 MA Ident-No. 326 742 - 3306 107 001

377 755 - 0636 010 575
M8 x DIN 931-8.8 vcad (4x)
tightening torque 14 Nm
(when mounting on transmission)
442 372 - 0630 302 090

1.2.11 Tools
Tool to adjust the shifing lever cover on ZF 10 M - ZF 12 M - ZF 15M - ZF 15 MA - ZF 25 M - ZF 25 MA
(See Service Bulletin No. 007/03)

BRACKET P/N 20.4039.02

EXTENSION SECTION P/N 20.4039.03

27

Manual and Spare Parts List ZF M line

1.2.12 Gearboxes and accessories

Model

prop. turns
anti engine

draw. no.

Id. no.

weight

ZF 3 M

2,05:1
2,72:1

487926
487927
344544
254750
388817
459413
344544
254750
407345
407346
467329
344544
500013
326742
254750
254762
288240
407205
407206
344544
500013
326742
254762
288240
407208
407207
344544
500013
326742
254762
288240
407461
407462
344544
500013
326742
254762
288240
407377
439386
407378
345965
500015
326742
254762
288240
408089
408090
345964
326742
256526
288238
223557
345964
326742
256526
288238
223557

3302 002 001
3302 002 002
3306 116 001
3306 316 001
3303 002 001
3303 002 002
3306 116 001
3306 316 001
3304 002 003
3304 002 004
3304 002 010
3304 002 005
3306 116 001
3306 116 002
3306 107 001
3306 316 001
3306 316 003
3306 316 002
3305 002 001
3305 002 002
3306 116 001
3306 116 002
3306 107 001
3306 316 003
3306 316 002
3306 002 003
3306 002 004
3306 116 001
3306 116 002
3306 107 001
3306 316 003
3306 316 002
3306 001 004
3306 001 003
3306 001 005
3306 116 001
3306 116 002
3306 107 001
3306 316 003
3306 316 002
3306 003 001
3306 003 003
3306 003 002
3306 116 004
3306 116 003
3306 107 001
3306 316 003
3306 316 002
3307 002 001
3307 002 007
3307 002 002
3307 116 001
3315 116 001
3306 107 001
3307 316 001
3307 316 002
3307 316 003
3307 001 005
3307 001 006
3307 116 001
3315 116 001
3306 107 001
3307 316 001
3307 316 002
3307 316 003

8 kg
8 kg

Housing adapter Kit
Damper plate
ZF 5 M
Housing adapter Kit
Damper plate
ZF 10 M

Housing adapter Kit
Housing adapter Kit SAE 5
Oil cooler Kit
Damper plate
Damper plate
Damper plate PERKINS
ZF 12 M
Housing adapter Kit
Housing adapter Kit SAE 5
Oil cooler Kit
Damper plate
Damper plate PERKINS
ZF 15 M
Housing adapter Kit
Housing adapter Kit SAE 5
Oil cooler Kit
Damper plate
Damper plate PERKINS
ZF 15 MA
Housing adapter Kit
Housing adapter Kit SAE 5
Oil cooler Kit
Damper plate
Damper plate PERKINS
ZF 15 MIV
Housing adapter Kit
Housing adapter Kit SAE 5
Oil cooler Kit
Damper plate
Damper plate PERKINS
ZF 25 M
Housing adapter Kit
Housing adapter Kit SAE5
Oil cooler Kit
Damper plate
Damper plate PERKINS
Damper plate
ZF 25 MA
Housing adapter Kit
Housing adapter Kit SAE5
Oil cooler Kit
Damper plate
Damper plate PERKINS
Damper plate

28

up to 100 Nm
2,05:1
2,72:1
up to 100 Nm
1,48:1
1,79:1
2,05:1
2,72:1

up to 100 Nm
up to 200 Nm
up to 200 Nm
2,14:1
2,63:1

up to 200 Nm
up to 200 Nm
1,56:1
1,88:1

up to 200 Nm
up to 200 Nm
2,0:1
2,14:1
2,5:1

up to 200 Nm
up to 200 Nm
2,13:1
2,72:1
2,99:1

up to 200 Nm
up to 200 Nm
1,88:1
2,27:1
2,74:1

up to 200 Nm
up to 200 Nm
up to 450 Nm
2,23:1
2,74:1

up to 200 Nm
up to 200 Nm
up to 450 Nm

8 kg
8 kg

9,5 kg
9,5 kg
9,5 kg

13 kg
13 kg

13 kg
13 kg

13 kg
13 kg
13 kg

20 kg
20 kg
20 kg

18 kg
18 kg
18 kg

18 kg
18 kg

Manual and Spare Parts List ZF M line

1.3 Gear Casing
The oil-tight gearbox housing is made of
a corrosion-resistant aluminium alloy
chromized for added protection from corrosion. The gear casing is divided in a
vertical plane into two equal halves.
Cooling fins ensure good heat dissipation and mechanical rigidity.
The oil filter screw with dipstick and the
oil drain plug are screwed into the gear
casing. The filler screw is provided with
a breather hole.
The actuating lever, actuating cam and
cover plate are a pre-assembled unit fitted laterally to the gearbox unit.
Holes (see «Main dimensions» item 1.2
pos. c) are provided for bolting the transmission to a flywheel housing or an
adapter flange.
1.4 Gear set
The transmission is equipped with case
hardened helical gears made of forged
low-carbon alloy steel and case hardened spiral bevel gears (V drive). The
drive shaft with the drive gears are an
integral unit.

1.5 Multiple-disc clutch and clutch
operation - power train
The engine torque is applied to the input
shaft (36) in the specified direction of
rotation and, in shifting position A (see
Main Dimensions item 1.2), via gear (44),
the frictionally engaged clutch discs (51
and 52) to the external disc carrier (57)
and from there via the guide sleeve (59)
to the output shaft (66).
In shifting position B, the torque is transmitted from the input shaft (36) via intermediate gear (26), gear (65), clutch discs
(51 and 52) to the external disc carrier
(57), the guide sleeve (59) and the output shaft (66).
Function
The transmission uses a positively
driven,
mechanically
operated
multipledisc clutch system mounted on
the output shaft.
The thrust force required for obtaining
positive frictional engagement between
the clutch discs is provided by a servoautomatic system.

This essentially comprises a number of
balls which, by the rotary movement of
the external disc carrier, are urged
against inclined surfaces provided in
pockets between the guide sleeve and
the external disc carrier and in this way
exert axial pressure. The thrust force
and, as a result, the transmittable friction torque are thus proportional to the
input torque applied.
Due to the cup springs (48) supporting
the clutch disc stack and a limitation of
the range of axial travel of the external
disc carrier (57), the thrust force will not
exceed a predetermined value.
The actuating sleeve (60) is held in the
middle position by spring-loaded pins. To
initiate the shifting operation, the actuating sleeve (60) needs merely be displaced axially by the shifting fork until the
arresting force has been overcome. Then
the actuating sleeve (60) is moved automatically by the spring-loaded pins, while
the external disc carrier which follows this
movement, is rotated by frictional forces
exerted by the clutch discs, and the shifting operation is completed servo-automatically as described above.

The splined input shaft connecting the
transmission with the engine is hardened
as well.
The driven shaft (propeller side) of the
transmission, with the exception of the
ZF15 MIV model, is fitted with an integrally forged coupling flange.
The servo-automatic clutch system governs the direction of rotation of the input
shaft, and ZF M transmission units are
available for clockwise:
(RH = right hand) or counterclockwise
(LH = left hand) rotation.

Fig. 11

Input

36

Output
66

Power flow
in lever position
45

44

48 51 52 57

60 59

65

A
B

29

Manual and Spare Parts List ZF M line

1.6 Shaft bearings
Both the input and the output shafts are
carried in amply dimensioned taper roller
bearings.
The propeller thrust can be absorbed by
the bearings (for permissible values see
«Technical data», item 1.2).
The intermediate gear and the movable
gears are carried in sturdy needle roller
bearings.
1.7 Shaft seals
External sealing of the input and output
shafts is provided by radial sealing rings.
The running surfaces on the shafts are
casehardened.
1.8 Lubrication
The transmissions are immersion-lubricated. The bearings are generously supplied with splash oil.
1.9 Cooling unit
Transmissions intended for use at high
ambient temperatures and for continuous operation at high power (especially
when shifting position B is used for the
main direction of movement of the craft),
must be supplied with a cooling unit (see
item 2.10).
2. Installation
2.1 Delivery condition

Before leaving the factory, each transmission is subjected to a test run with
the prescribed ATF oil. The residual oil
remaining in the transmission after draining acts as a preservative and provides
reliable protection against corrosion for
at least 1 year if the units are properly
stored.

2.5 Connecting the gearbox
with engine

2.2 Transport

If the flywheel housing of the engine is
of suitable design, the gearbox unit
should be directly bolted to the housing
by means of the holes provided in the
gearbox.
Make certain to use bolts with the right
appropriate length (see «Main dimensions», item 1.2) and thighten them to
the correct torque, M8 =14 Nm (10 ft lb),
M10 = 28 Nm (20 ft lb)
using LOCTITE 242 or 262

Care should be taken when transporting
the gearbox or the engine-gearbox assembly to prevent undue shocks and
impacts. This applies particulary to the
input and output shafts.
2.3 Removal of preservative
Use a suitable solvent for removing the
anticorrosive agent, but never use emery cloth or paper, because this could
damage the sealing surface and void the
warranty.
It is advisable, especially after long periods of storage, to flush the transmission
with the prescribed oil and remove residual oil.

Fit a recommended damping plate between the engine and the transmission
to compensate for minor alignment errors and protect the input shaft from external forces and loads.

An adapter flange and a damper plate
are available on request for each gearbox unit (see «Main dimensions», item
1.2.10).
The radial and axial runout values shown
in the drawing Fig. 12 should never be
exceeded between the engine and transmission.

2.4 Painting the gearbox
Always cover the running surfaces and
sealing lips of the radial sealing rings on
both shafts before painting. Make certain that the breather hole on the oil filler
screw is not covered by paint. The identification plates should remain clearly legible.

The input shaft end is provided with a
multi-spline or involute spline profile (see
«Main dimensions», item 1.2).

Fig. 12

HURTH ZF M gearbox units leave the
factory in fully assembled condition. For
safety reasons, the gearbox is not filled
with oil for shipment. The actuating lever is mounted on the actuating shaft.
On request, the gearbox is delivered with
the cooling unit (see item 2.10) and
flange (see item 1.2) fitted, as well as
the previous damper plate between engine and gearbox.
The multi-spline shaft is provided with an
oil film and protected by a plastic cap.
The bright surfaces of the coupling flange
on the output side are coated with an
anticorrosive agent for shipment and
storage. The casing is chromized and
thus resistant to seawater.
(0.1 mm = 0.004 inches)

30

Manual and Spare Parts List ZF M line

2.6 Connection of gearbox with
propeller

2.8 Position of gearbox
in the boat

We recommend a flexible connection
between the gearbox and the propeller
shaft, when the engine is flexibly
mounted, in order to compensate for
angular deflections. The installation of a
special propeller thrust bearing is not
required, since the propeller thrust will
be taken by the transmission bearing,
provided the value specified under
«Technical data», item 1.2, is not exceeded. However, the output shaft
should be protected from additional
loads. Special care should be taken to
prevent torsional vibration. When using
a universal joint shaft, make certain to
observe the manufacturer’s instructions.

The inclination of the gearbox unit in the
direction of the shafts should not exceed
an installation angle of 20 degrees (see
Fig.13) and 15° for ZF 15 MIV.

2.7 Suspension of engine–gearbox
assembly in the boat
Special care should be taken to protect
the gearbox from detrimental stresses
and loads when the engine-transmission
assembly is not elastically suspended in
the boat or craft.
The gearbox should be conveniently accessible for maintenance. If the oil drain
plug of the gearbox is not accessible, the
oil will have to be sucked off.

The shifting travel, as measured at the
pivot point of the actuating lever, between the neutral position and end positions A and B must be at least 35 mm for
the outer and 30 mm for the inner pivot
point.
A larger amount of lever travel is in no
way detrimental.

2.9 Operation of gearbox
The gearbox is suitable for single lever
remote control. Upon loosening the retaining screw (7), the actuating lever (6)
can be moved to any position required
for the control elements (cable or rod linkage). (Fig. 14).
IMPORTANT
Make certain that the lever does not contact the actuating lever cover plate (9):
the minimum distance between lever and
cover must be 0.5 mm.
The control cable should be perpendicular to the actuating lever in the neutral
position of the lever.
The zero position of the operating lever
on the control console must coincide with
the zero position of the actuating lever
on the gearbox.

IMPORTANT
However, if the lever travel is shorter,
proper gear engagement might
beimpeded which, in turn, would mean
premature wear, excessive heat generation and resulting damage.
The position of the cover plate underneath the actuating lever is factory-adjusted to ensure equal lever travel from
neutral position A and B.
IMPORTANT
If this cover is removed in exceptional
cases, proceed as described under item
6.14 of this manual.
When installing the gearbox, make certain that shifting is not impeded by restricted movability of the cable, by unsuitably positioned guide sheaves, too
small bending radius, etc.
Minimum shifting movement
for actuating lever (6)

Fig. 14

Clamping screw (7) to
be tightened to torque
of 20 Nm
Do not remove cover
plate (9) or loosen screws

Fig. 13
Oil drain plug

➞

Oil dipstick and oil filler screw
17 mm width across flats

➞

20°

Min. distance of
actuating lever 0.5 mm

31

Manual and Spare Parts List ZF M line

2.10 Cooling unit

Fig. 15

The arrangement of the cooling unit for
the ZF 10 M, ZF 12 M, ZF 15 M, ZF 15
MA, ZF 15 MIV, ZF 25 M and 25 MA (no
cooling is required for ZF 3 M and 5 M)
can be seen from Fig.15.
The table below shows the maximum
power output in continuous operation (lever position A and B) usable without cooling. When these values are exceeded,
a cooling unit is required.
The cooling unit should be connected to
the fresh-water pressure line (external
circuit) of the engine in accordance with
Fig.16. The minimum volume of flow is
10 ltr/min. Retrofitting of the cooling unit
involves no problems (see item 6.15).
Max. engine power usable without cooling
2.11 Engine-gearbox compartment
Lever position
Care should be taken that the engine
gearbox compartment is properly ventilated.

ZF 3 M
ZF 5 M

ZF 10 M

A

no cooling

no cooling

B

no cooling

25 kW
34 hp

Fig. 16

32

ZF 12 M
ZF 15 M
ZF 15 MA
40 kW
54 hp
25 kW
34 hp

ZF 15 MIV

ZF 25 M
ZF 25 MA

25 kW
34 hp
20 kW
34 hp

40 kW
54 hp
always with
cooling unit

10 liters/min
2.6 gal/min

Manual and Spare Parts List ZF M line

3. Operation
3.1 General information
All ZF M boat reversing gearbox units
are test-run on a test stand at the factory prior to delivery.
For safety reasons, the oil is drained
before shipment.

completition of the gear changing operation is servo-automatically controlled.
Gear changing should be smooth, not too
slow, and continuous (without interruption). Direct changes from forward to reverse are permissible, since the multiple-disc clutch permits gear changing at
high rpm, including sudden reversing at
top speeds in the event of danger.

4. Maintenance

3.5 Sailing or moving in tow

ZF 3 M
ZF 5 M
ZF 10 M
ZF 12 M
ZF 15 M
ZF 15 MA
ZF 15 MIV
ZF 25 M
ZF 25 MA

3.2 Initial operation
Fill the gearbox with oil (ATF), (see 4.7
or recommended fluids). The oil level
should be up to the index mark on the
dipstick (see fig. 17).
To check the oil level, just insert the dipstick, do not screw in. Retighten the hex
screw with the dipstick after the oil level
check. Do not forget sealing ring.
3.3 Operating temperature
Normal operating temperature of the
transmission oil should be in the range
of 50°C (122°F) to 80°C (176°F). Max.
permissible ATF temperature of 100°C
(212°F) may only be reached for a short
time.

Rotation of the propeller while the boat
is sailing, being towed, or anchored in a
river, as well as operation of the engine
with the propeller stopped (for charging
the battery), will have no detrimental effects on the gearbox.
IMPORTANT
When the boat is sailing (engine
stopped), the gear lever must be in zero
pos-ition. Never put the gear lever in the
pos-ition corresponding to the direction
of travel of the boat.

3.6 Lay-up periods

Fig. 17

To ensure trouble-free operation of the
clutch only use Automatic Transmission
Fluid (ATF).
4.2 Oil quantity

ZF 30 M

0.30 ltr
0.30 ltr
0,35 ltr
0.56 ltr
0.56 ltr
0.47 ltr
1.00 ltr
0.75 ltr
0.75 ltr

0.32 qts
0.32 qts
0.37 qts
0.59 qts
0.59 qts
0.50 qts
1.06 qts
0.79 qts
0.79 qts

min. 0.90 ltr min. 0.95 qts
max. 1.10 ltr max. 1.17 qts

Use the index mark on the dipstick as a
reference (see item 3.2)
4.3 Oil level checks

Locking the propeller shaft by an additional brake is not required: use the gear
lever position opposite your direction of
travel for this purpose.

3.4 Operation of gearbox
The zero position of the operating lever
on the control console must coincide with
the zero position of the actuating lever
on the transmission. Shifting is initiated
by a cable or rod linkage via the shifting
lever and an actuating cam. The

4.1 Transmission oil

If the transmission is not used for periods of more than 1 year it should be completely filled with oil of the same grade
to prevent corrosion. Protect the input
shaft and the output flange by means of
an anticorrosive coating if required.
3.7 Preparation for re-use
See item 2.3

Correct readings up to 20°
inclination in direction of shafts
(15° for ZF 15 MIV)

Check the oil level in the gearbox about
once a month. Correct oil level: index
mark on dipstick (see item 3.2). Always
use the same oil grade when topping up.
Don’t overfill the gearbox. This will create higher operating temperatures.
4.4 Oil change
Change the oil the first time after about
25 hours of operation, then at intervals
of at least 1 year.
4.5 Checking the control cable
linkage
The control cable or rod linkage should be
checked at shorter time intervals. Check
the zero position of the operating lever (on
the control console) and of the shifting lever (on the gearbox) on this occasion. The
minimum lever travel from the neutral position to operating positions (0-A = 0-B)
should be 35 mm (1.38 in) for the outer
and 30 mm (1.18 in) for the inner pivot
point. Make certain that these minimum
values are safely reached. Check the cable for easy movability (see item 2.9).
4.6 Cooling
If the transmission is equipped with a
cooling unit, drain the cooling water
before long periods of non-use when
temperature is below freezing point.
33

Manual and Spare Parts List ZF M line

4.7 Automatic Transmission Fluid
List of recommended fluids
For ZF-HURTH ZF M Marine Transmissions Automatic Transmission Fluid (ATF) must to be used as lubricant.
ADDINOL MINERALÖL GMBH, KRUMPA/D
ADDINOL MINERALÖL GMBH, KRUMPA/D
AGIP PETROLI SPA, ROM/I
AGIP PETROLI SPA, ROM/I
AGIP PETROLI SPA, ROM/I
AGIP PETROLI SPA, ROM/I
AGIP SCHMIERTECHNIK, WÜRZBURG/D
AGIP SCHMIERTECHNIK, WÜRZBURG/D
ARAL LUBRICANTS GMBH, BOCHUM/D
ARAL LUBRICANTS GMBH, BOCHUM/D
AVIA MINERALÖL-AG, MÜNCHEN/D
BLASER SWISSLUBE, HASLE-RÜEGSAU/CH
BP OIL DEUTSCHLAND, HAMBURG/D
BP OIL INTERNATIONAL, LONDON/GB
BP OIL INTERNATIONAL, LONDON/GB
BP OIL INTERNATIONAL, LONDON/GB
BP OIL INTERNATIONAL, LONDON/GB
BUCHER+CIE AG, LANGENTHAL/CH
BUCHER+CIE AG, LANGENTHAL/CH
CALPAM GMBH, ASCHAFFENBURG/D
CALPAM GMBH, ASCHAFFENBURG/D
CALTEX PETROLEUM CORP., LONDON/GB
CALTEX PETROLEUM CORP., LONDON/GB
CALTEX PETROLEUM CORP., LONDON/GB
CALTEX PETROLEUM CORP., LONDON/GB
CALTEX PETROLEUM CORP., LONDON/GB
CASTROL LTD, SWINDON/GB
CASTROL LTD, SWINDON/GB
CASTROL LTD, SWINDON/GB
CASTROL LTD, SWINDON/GB
CASTROL LTD, SWINDON/GB
CASTROL LTD, SWINDON/GB
CEPSA, MADRID/E
CHEVRON PRODUCTS CO., RICHMOND/USA
CITGO PETROLEUM CORP., TULSA/USA
C.J.DIEDERICHS SÖHNE, WUPPERTAL/D
DE OLIEBRON B.V., ZWIJNDRECHT/NL
DE OLIEBRON B.V., ZWIJNDRECHT/NL
DEA MINERALÖL AG, HAMBURG/D
DEA MINERALÖL AG, HAMBURG/D
DEA MINERALÖL AG, HAMBURG/D
DEUTSCHE SHELL AG, HAMBURG/D
DUCKHAMS OIL, BROMLEY/GB
ELF LUBRIFIANTS, PARIS/F
ELF LUBRIFIANTS, PARIS/F
ELF LUBRIFIANTS, PARIS/F
ELF LUBRIFIANTS, PARIS/F
ELF LUBRIFIANTS, PARIS/F
ELF LUBRIFIANTS, PARIS/F
ELLER-MONTAN-COMP., DUISBURG/D
ENGEN PETROLEUM, CAPE TOWN/ZA
ERTOIL SA, MADRID/E
ESSO AG, HAMBURG/D
ESSO AG, HAMBURG/D
ESSO AG, HAMBURG/D
FIAT LUBRIFICANTI, VILLASTELLONE/I
FINA EUROPE SA, BRÜSSEL/B
FUCHS LUBRICANTS (UK), DERBY/GB
FUCHS LUBRICANTS (UK), DERBY/GB
FUCHS MINERALÖLWERKE, MANNHEIM/D
GINOUVES GEORGES SA, LA FARLEDE/F
GULF OIL (GB) LTD, CHELTENHAM/GB
GULF OIL (GB) LTD, CHELTENHAM/GB
HANDELSMIJ NOVIOL B.V., NIJMEGEN/NL
HOMBERG GMBH+CO KG, WUPPERTAL/D
IGOL FRANCE, PARIS/F
INA RAFINERIJA ZAGREB/CROATIA
ITALIANA PETROLI, GENOVA/I
JAPAN ENERGY CORP., TOKYO/JAPAN
KÄPPLER K., STUTTGART/D
KLÖCKNER ENERGIEHANDEL GMBH, KÖLN/D
KROON OIL BV, ALMELO/NL
KROON OIL BV, ALMELO/NL
KUWAIT PETROLEUM, HOOGVLIET/NL
KUWAIT PETROLEUM, HOOGVLIET/NL
KUWAIT PETROLEUM, HOOGVLIET/NL

34

ADDINOL ATF D IID
ADDINOL ATF D III
AGIP ATF II D
AGIP ATF D 309
AGIP ATF PLUS
AGIP DEXRON III
AUTOL GETRIEBEÖL ATF-D
AUTOL GETRIEBEÖL ATF III D
ARAL GETRIEBEÖL ATF 22
ARAL GETR.ÖL ATF 55 F-30589
AVIA FLUID ATF 86
BLASOL 229
FRONTOL UNIVERSAL-ATF 100
AUTRAN DX II
AUTRAN MBX
AUTRAN DX III (F-30370)
AUTRAN DX III (F-30381)
MOTOREX ATF SUPER D-22656
MOTOREX ATF DEXRON III MC
PAMATIC FLUID 289
CALPAMATIC FLUID III F
CALTEX ATF-HDA
CALTEX ATF-HDM
CALTEX TEXAMATIC 1278
CALTEX TEXAMATIC 7045
CALTEX TEXAMATIC 1205A
CASTROL TQ-D (22765)
CASTROL TQ DEXRON III F-30520
CASTROL TRANSMAX S (F-30319)
CASTROL TRANSMAX T (F-30359)
CASTROL TQ-D (21289)
CASTROL ATF 21293
CEPSA ATF-70
CHEVRON ATF F-30108
CITGO ATF DEXRON III F-30167
CIDISOL-HYDR.-FLUID DEXRON IID
ATF DMM
ATF 289
DEAMATIC
DEAFLUID 4011
DEAFLUID 3003
MAC ATF D-21666
UNIMATIC
TRANSANTAR DF2
ANTAR 22329
ELFMATIC G2 22329
HUILE RENAULT DIESEL STARMATIC
ELFMATIC G3
TRANSANTAR DF3
ELLMO-AUTOMATIK-FLUID 22233
ENGEN ATF 22D
TRANSMISIONES AUTOMATICAS D2
ESSO ATF D (21611)
ESSO ATF F-30320
ESSO ATF D (21065)
TUTELA GI/A
FINAMATIC II-D
SILKTRAN MP-ATF
SILKTRAN PSV ATF
TITAN ATF 4000
YORK LT 785
UNIFLUID
ATF 2
KENDALL ATF DEXRON IID
HOMBERG-GETRIEBE-FLUID D
IGOL ATF 420
INA-ATF SUPER
TRANSMISSION FLUID DX
JOMO ATF K
SELECTOL FLUID GETR.ÖL IID 23
DEUTZ OEL ATF-D
ATF DEXRON IID
ALMIROL ATF
Q8 AUTO 15
Q8 AUTO 14 (IID-21677)
Q8 AUTO 14 (IID)

KUWAIT PETROLEUM, HOOGVLIET/NL
LEPRINCE+SIVEKE GMBH, HERFORD/D
LIQUI MOLY / MEGUIN, ULM/D
LIQUI MOLY / MEGUIN, ULM/D
LUBRICATION ENGIN., FORT WORTH/USA
MAURAN SA, ODARS/F
MIN.ÖL-RAFFIN. DOLLBERGEN, UETZE/D
MOBIL OIL, WEDEL/D
MOBIL OIL, WEDEL/D
MOBIL OIL, WEDEL/D
MOBIL SEKIYU KABUS.KAISHA, TOKYO/J
MOL HUNGARIAN OIL, KOMARON/H
MORRIS LUBRICANTS, SHREWSBURY/GB
NAFTEC, ALGIER/DZ
NANHAI SUPERIOR LUB-OIL, CHINA
NIS-RAFINERIJA NAFTE BEOGRAD/YU
OEST G. MIN.ÖLWERK, FREUDENSTADT/D
OMEX PETROLEUM PTY, BELLEVUE/AUS
OMV AG, SCHWECHAT/A
OMV AG, SCHWECHAT/A
OPTIMOL ÖLWERKE, HAMBURG/D
OSWALD KLUTH, BARGFELD-STEGEN/D
PAKELO MOTOR OIL, SAN BONIFACIO/I
PANOLIN AG, MADETSWIL/CH
PANOLIN AG, MADETSWIL/CH
PARS OIL CO., TEHRAN/IR
PAZ LUBRICANTS&CHEMICALS, HAIFA/IL
PENNZOIL PRODUCT COMP., HOUSTON/USA
PETRO-CANADA, MISSISSAUGA/CDN
PETROL OFISI A.S., BAKANLIKLAR/TR
PETROLEX, KWIDZYN/PL
PRINZ-SCHULTE, FRECHEN/D
PRINZ-SCHULTE, FRECHEN/D
REPSOL DISTRIBUCION SA, MADRID/E
S.A.E.L, ALCOBENDAS/E
SASOL OIL, RANDBURG/ZA
SCHMIERSTOFFRAFFINERIE SALZBERGEN/D
SHELL ASEOL AG, BERN/CH
SHELL INTERNATIONAL, LONDON/GB
SHELL INTERNATIONAL, LONDON/GB
SLOVNAFT JS CO, BRATISLAVA/SLO
SONOL ISRAEL LTD, HAIFA/IL
SOPROGRASA SA, MADRID/E
STATOIL STAVANGER/N
STATOIL STAVANGER/N
STL TECNOL, ESCALQUENS/F
SUN OIL COMPANY, AARTSELAAR/B
SUN OIL COMPANY, AARTSELAAR/B
SUOMEN PETROOLI OY, HAMINA/SF
SUOMEN PETROOLI OY, HAMINA/SF
SVENSKA STATOIL AB, NYNÄSHAMN/S
TAMOIL LUBES, GENEVA/CH
TEXACO LUBRICANTS COMP., BEACON/USA
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TEXACO SERVICES LTD, BRÜSSEL/B
TOTAL RAFFINAGE DISTR., PARIS/F
TOTAL RAFFINAGE DISTR., PARIS/F
TOTAL RAFFINAGE DISTR., PARIS/F
TOTAL SOUTH AFRICA, JOHANNESBURG/ZA
TURBOTANK BÖSCHE+BÖDEKER, BREMEN/D
UFANEFTECHIM REFINERY, UFA/RUS
UNIL DEUTSCHLAND GMBH, BREMEN/D
VALVOLINE INC., LEXINGTON/USA
VALVOLINE INTERNAT., DORDRECHT/NL
VEBA OEL AG, GELSENKIRCHEN/D
VEEDOL INTERNATIONAL, SWINDON/GB
VEEDOL INTERNATIONAL, SWINDON/GB
VEEDOL INTERNATIONAL, SWINDON/GB
YACCO SA, ST PIERRE-LES-ELBEUF/F
ZELLER+GMELIN GMBH&CO, EISLINGEN/D

Q8 AUTO 14 (IID-21883)
LEPRINXOL FLUID CN
ATF IIE
MEGOL ATF IID
AUTOMATIC TRANSMISSION FLUID
INTER OIL INTER MATIC ATF D2
PENNASOL FLUID-GETR.ÖL TYP PCN
MOBIL ATF 220 D20104 / D21685
MOBIL ATF F-30107
MOBIL ATF 220 D21412 / D22187
MOBIL ATF 220Y (D-21412)
CARRIER ATF
LIQUIMATIC DII
TASSILIA
NANHAI ATF (D2)
GALAX MATIC DAC
ATF T 4011
OMEX ATF DEXRON II
OMV ATF D II (D22427)
OMV ATF III (F-30580)
OPTIMOL ATF T 4011
UNIVERSAL ATF-D
MULTIPURPOSE TRANSM. FLUID IID
PANOLIN ATF MULTI 21996
PANOLIN ATF DEXRON III
PARS ENTEGHAL-E AUTOMATIC OIL
PAZBO EZF
PENNZOIL ATF F-30110
DEXRON III/MERC.ATF (F-30395)
PETROL OFISI ATF II
VECO MATIC IID
AERO-LINE ATF-2
AERO-LINE ATF-D
REPSOL MATIC ATF
GULF ATF DII D-22233
SASOL ATF DXII
WINTERSHALL ATF D
ASEOL ATF DB UNIVERSAL
SHELL DONAX TA (D-21666)
SHELL DONAX TG (F-30358)
MADIT AUTOMATIC
DEXRON 2 D
SOPRAL 164
TRANSWAY DX III (F-30373)
TRANSWAY DX II
TECNOL TECMATIC D2
SUNAMATIC 149
SUNAMATIC 153
TEBOIL FLUID E (F-30301)
TEBOIL FLUID D
TRANSWAY DX III (F-30373)
TAMOIL ATF II D
ATF MERCON / DEXRON III
TEXAMATIC 7045
TEXAMATIC 4261
TEXAMATIC 7080
TEXTRAN PSM
TEXAMATIC 4011
TEXAMATIC 4291
TEXAMATIC 9226
TOTAL FLUIDE ATX
TOTAL FLUIDE IID
TOTAL FLUIDE AT 42
TOTAL FLUIDE ATD
TURBO UNIV. ATF MERCON 4011
UFALUB ATF
UNIL MATIC CN T 4011
VALVOLINE MULTI-PURPOSE ATF
VALVOLINE ATF TYPE D
MOVARA ATF-GETRIEBEÖL DIID
VEEDOL ATF-M (22764)
VEEDOL ATF DEXRON III F-30521
VEEDOL UNITRANS S PLUS
YACCO ATF D
DIVINOL FLUID 666

Manual and Spare Parts List ZF M line

5. Disassembly

5.3 Removing the bearing shields

5.5. Removing the shifting fork (15)

Note: fold out illustration sheets 1 and 2
or (for ZF 15 MIV) sheets 3 and 4 (exploded views) for reference.

5.3.1 Remove hex head screw (5) from
bearing shields (2) and (3), using 13 mm
spanner (wrench), and take off spring
washers (4).

5.5.1 Remove screw plug (17) (not necessary in ZF 3 M - 5 M since there is no
plug but only a O-ring).

5.1 Removing the cooling unit
(if present)
Unscrew 4 hex head screws M8x50 and
take off unit (see illustration under item
6.14.2).

5.3.2 Remove cover (3) and bearing
shield (2) on input shaft (36) together with
seals (28).

5.5.2 Pull actuating shaft (16) out of the
hole in the half housing.
5.5.3 Remove shifting fork (15).

5.4 Separating the gearbox sections and
removing the input and output shafts

5.6 Removing the intermediate
gear (26)

5.2.1 Always set actuating lever to neutral position.

5.4.1 Remove hex nuts (22) from gearbox (1), using 13 mm spanner (wrench),
take off spring washers (4) and remove
screws (21).

5.6.1 Heat gearbox section with intermediate gear to a temperature of approx.
80°C (176 F); in ZF 3 M - 5 M only, first
remove the retaining ring (23).

5.2.2 Remove hex nuts (22) from cover
plate (9), using 13 mm spanner (wrench),
and take off spring washers (4).

5.4.2 Separate the two halves of gearbox (1) by light hammer blows on the oil
filler screw and oil drain plug (19 and 20).

5.6.2 Knock pin (24) out of its bearing by
light hammer blows, using a driving pin
of suitable size.

5.2.3 Remove cover plate assembly (12),
lever (6) and actuating cam (11).

5.4.3 Remove shims (37, 38, 39, 40)
from the input and output shafts and keep
separately. For proper reassembly it is
advisable to note down the thickness and
location of each of the shims to obtain
the correct bearing play.
If none of the parts (2, 3, 32, 33, 36) on
the input shaft and of the parts (2, 3, 34,
35, 43, 46, 47, 59) of the output shaft
are replaced, the shims can be re-used
in the same positions. When any of these
parts are replaced, the dimensions of the
gear set relative to the casing have to
be measured anew and suitable shims
have to be installed.

5.6.3 Remove intermediate gear (26),
retaining plates (25) and roller cage (27).

5.2 Removing and disassembling the
actuating lever cover plate

5.2.4 Remove screw (7) from lever (6).
Pull off lever (6). Remove actuating cam
(11) and needle bearing (70) only in
models ZF 12 M - 15 M - 25 M - 30 M.
Remove actuating cam sealing ring (8).

5.7 Disassembling the input shaft (36)
5.7.1 Remove outer bearing races (32).
5.7.2 In the event of bearing damage,
cautiously drive inner races (33) off the
input shaft (36) with a punch (away from
gear).

35

Manual and Spare Parts List ZF M line

5.8 Disassembling the output
shaft (66)
5.8.1 Mount support rail on a vice with
the pins pointing upwards (not on ZF 15
MIV).
5.8.2 Place output shaft (66) vertically
on the support rail with the flange side
down.
5.8.3 Remove screw (41) spacer (42)
and outer bearing race (34).
Only in models ZF 3 M - 5 M remove
also shims (68) and in model ZF 15 MA
spacer (68).

5.8.4 Place side of gear (65) adjacent to
shaft flange against a suitable support
(a divided flange or two brackets of suitable section) and use pin of suitable size
to press off the output shaft.
Do not place the support neither against
the gear's (65) teeth nor against the friction washer (43). But place it as shown
on the drawing below.
The parts removed from the upside of
the shaft are not interchangeable with the
parts removed from the flange side. Keep
separately.
5.8.5 Remove keys (67) from the output
shaft and keep in a separate place (1
key for ZF 3 M and 5 M, 2 keys for ZF 10
M, 12 M, 15 M, 15 MA, and 4 keys for
ZF 25 M, 25 MA and ZF 30 M).

Fig. 18
41
34

42
68

Fig. 19

65

65

36

43

Manual and Spare Parts List ZF M line

5.8.6 Put off shims (53, 54, 55, 56),
spacer (47) and needle bearing (45) from
the output shaft.
5.8.7 Attach divided flange to face side
of bearing shield (2) and pull off thrust
washer (43), inner race (46) and taper
roller bearing (34, 35) with shield. On ZF
15 MIV only pull off taper roller bearing
(34, 35).

5.8.9 Dismantling the gears
Compress cup springs (48) (only one
each side for ZF 3 M - 5 M) by means of
dismantling tool. Remove circlip (50) and
take off thrust plate (49).
5.8.10 Dismantling the actuating members.
Detach springs (64), watching for balls (58).
5.8.11 Remove disc carrier (57).

5.8.8 Remove internal and external
clutch discs from gears (44) and (65).

5.8.12 Place actuating sleeve (60) on a
plane surface and press out guide sleeve
(59). Watch for detent pins and springs
jumping off the guide sleeve. It will be
advisible to wrap a rag around the actuating sleeve (60) and the guide sleeve
(59) to catch any parts that might jump
off.

Fig. 20

5.9 Disassembling the quill shaft (ZF 15
MIV).
Note: see drawing page 38.
5.9.1 Remove grooved ring nut (83) by
means of socket spanner and take off
ring (34) with sealing ring (31).
5.9.2 Place divided flange against face
side of bevel gear (80) and force bevel
gear (80) spacer ring (76) and bearing
(74) off quill shaft.
5.9.3 Remove key (81) and spacer ring (76).
5.9.4 Force off bearing (74) by means of
divided flange.

Fig. 22

64
47

53 - 54
55 - 56

46

45

43

57
58
63

34 - 35
2

57

58 59 60 61

62

Fig. 21

50
49

48

44 - 65

37

Manual and Spare Parts List ZF M line

6. Reassembly
Note: fold out illustration sheets 1 and 2
(exploded views) for reference. For ZF
15 MIV use illustration sheets 3 and 4.
6.1 General information
The following points should be observed
when reassembling the gearbox:
- Clean all parts thoroughly, especially
sealing surfaces, inspect for wear,
damage and cracks, and replace if required.
- Check shifting fork (15) for wear. The
contact surfaces of this fork are provided with amolybdenum coating.
Should this coating be worn away at
any point, replace the shifting fork. Max
wear on guiding surfaces 0.2 mm
(0.008 in) on each side.
- Thrust rings (43) require replacement
if wear exceeds 0.25 mm (0.0098 in).
- Internal discs (51) have a sintered
metal coating of 0.3 mm (0.012 in) on
each side. If the surface structure (after clean-ing) shows indications of
wear, replace the discs.
- Apply thin coat of oil to antifriction bearings before installation.

Fig. 23

6.2 Assembling the intermediate
gear shaft in gearbox section
side cooler
6.2.1 Insert retaining plate (25).
IMPORTANT:
Note that the bevelled corners of retaining plates (25) have to be placed in different positions (see illustration on sheet 1).
6.2.2 Insert needle cage (27) into intermediate gear (26) and place complete
assembly with retaining plate (25).
6.2.3 Insert second retaining plate (25).
Not for ZF 3 M - 5 M.
6.2.4 Fit O-ring (23) to intermediate gear
shaft (24)* and drive it into gearbox
section by knocking slightly on a drive
pin.
* on ZF 3 M - 5 M insert intermediate gear
shaft with seeger 23 and Loctite 574.
* on ZF 25 M - 25 MA and ZF 30 M, insert intermediate gear shaft (24) without O-ring (23) and close bore in gearbox section with sealing compound by
pressing in a plug (23) with Loctite 574.
(see illustration on sheet 1).
* on ZF 15 MIV insert intermediate shaft
(24) and stop it in its place by knocking with a driver pin on the edge of the
hole of the housing. Close the outsider
hole in the housing by pressing in plug
(23) with Loctite 574.

Fig. 24

8

0.5 ±0.2 mm

6.3 Assembling the shifting fork in
gearbox section side shifting cover
6.3.1 Insert shifting fork (15) into gearbox section (1) side the actuating lever
in such a way that the long arm of the
fork points downwards.
6.3.2 Insert shifting rod (16) through
bores in gearbox and shifting fork.
6.3.3 Fit screw plug (17) to gearbox,
making certain that the clearance between shifting rod (16) and screw plug
(17) is min. 0.5 mm (0.02 in).
Seal screw plug with Loctite 242 (ZF 3
M - 5 M only O-Ring).
6.3.4 Check shifting fork for easy
movability.
6.4 Pre-assembling the actuating
lever cover plate
Use punch tool to press sealing ring (8)
into cover plate (9). Spread antifriction
bearing grease between sealing lips.
6.4.1 Insert actuating cam assembly (11)
into cover plate (9).
6.4.2 Fit actuating lever (6).
IMPORTANT:
Clearance between actuating lever and
cover plate 0.5 mm (0.02 in).
6.4.3 Clamp actuating lever by means
of retaining screw (7), using a 13 mm
spanner (wrench). Screw in with torque
of 20 Nm.
Punch Tool

11

8
6
9

7
70
not for ZF 3 M - 5 M - 10 M

38

Manual and Spare Parts List ZF M line

6.5 Pre-assembling the gears (65) and
(44) with cup springs (48) and clutch
discs (51 and 52)

6.6 Measuring the pre-assembled
gears (65) and (44) to determine
setting value «a».

IMPORTANT:
If previously disassembled parts are
used, make certain that only mating and
associated parts are reassembled.

If no parts had to be replaced, the previously disassembled shims (53, 54, 55,
56) can be re-used in their former arrangement and positions without any
measuring operation.

6.5.1 Join two cup springs (48) (only one
cup spring for ZF 3 M - 5 M) face to face
(external diameters in contact) and place
them on the centering collar of gears (65)
and (44).

If measuring is required, proceed as follows:

6.5.2 Place thrust ring (49) on cup
springs.

6.6.1 Place pre-assembled gear (65),
and subsequently gear (44) on thrust
washer (43), (end face of hub downwards, see illustration).

6.5.3 Place circlip (50) on gear hub and
use mounting tool and press to fit circlip
into groove on hub. Don't press
completely the cup springs and be sure
that the tool presses at least on three
points on the thrust washer (49).

IMPORTANT:
On ZF 3 M - 5 M - 10 M there is a step
on the thrust washer (43). Put the side
of the washer with the step against the
gear. Be sure that the needle bearing
inner race (46) is fitted into it.

6.5.4 Attach clutch discs (51 and 52), first
internal disc (51), then alternatively external disc (52), internal disc (51), etc.

Fig. 25

6.6.2 Insert needle cage (45), inner race
(46) and spacer (47) into bore of gear.
6.6.3 Fit shims (53, 54, 55, 56), as required, until prescribed seeting value «a»
is obtained (see illustration).
6.6.4 Shims are available in thicknesses
of 0.4 - 0.5 - 0.6 and 0.7 mm.
(0.016 - 0.020 - 0.024 and 0.028 in)
Setting value «a»
Type
ZF 3 M
ZF 5 M
ZF 10 M
HBW 10
ZF 12 M
ZF 15 M
ZF 15 MA
ZF 15 MIV
ZF 25 M / 25 MA
ZF 30 M
Old versions
(4+3 external
clutch discs)
HBW 10
(versions
from 01 to 08)
HBW 150
(versions
from 09 to 14)
HBW 150 V
(versions
from 01 to 07)

mm
8.0±0.1

inches
0.315±0.004

13.0±0.1

0.512±0.004

12.4±0.1

0.488±0.004

16.2±0.1
19.75±0.1

0.638±0.004
0.778±0.004

13.2±0.1

0.520±0.004

Fig. 26

53 - 54
55 - 56
50
49
50
49

48

48

44 - 65

45
Thrust washer (43)
bronze side
upwards

44 - 65

46
47

39

Manual and Spare Parts List ZF M line

6.7 Pre-assembling the bearing
shields (2) for the input and output
shafts

6.8.4 Press guide sleeve (59) into actuating sleeve (60) up to midway position
(noticeable click).

Use a driver tool to press sealing rings
(30 - input and 31 - output) into shield (2).
6.8 Pre-assembling the clutch
members

6.8.5 Insert balls (58) into ball pockets
of guide sleeve, attach disc carrier (57),
turn upside down then fit balls in opposite face side and attach second disc
carrier (57).

6.8.1 Fit driving pins (63), springs (61)
and detent pins (62) to guide sleeve (59).

6.8.6 Attach springs (64) with closed part
of spring windings pointing outwards.

6.9 Reassembling the input shaft
Preheat inner races (33) of taper roller
bearings to a temperature of 100° C
(212F) and, using tubular or punch tool,
press races on input shaft (36) on both
sides.
IMPORTANT:
Repress after cooling down, so that no
gap is left.

6.8.2 Place actuating sleeve (60) on
plane press surface.
6.8.3 Place guide sleeve (59) on top of
actuating sleeve (60) with the three driving pins (63) in alignment with the three
grooves in the actuating sleeve. Watch
for correct position of detent pins (62)
relative to angular pockets of sleeve.

Fig. 27

Fig. 29

Punch tool

Fig. 30

Punch tool
Tubular tool

31 - 32
2
33

33
36

Fig. 28
36

64
58
63

57

40

58 59 60 61

62

Manual and Spare Parts List ZF M line

6.10 Reassembling the output shaft
6.10.1 Place pre-assembled bearing
shield (item 6.7) with seal (28) on output
shaft (66) (not applicable to ZF 15 MIV).
6.10.2 Attach outer race (34) of taper
roller bearing.
6.10.3 Pre-heat inner race (35) of taper
roller bearing to a temperature of approx.
100°C (212 F) and press on output shaft
(66) in hot condition.
On ZF 15 MIV press complete bearing
(68) on shaft (66).

IMPORTANT:
Repress after cooling down, so that no
gap is left.
6.10.4 Fit thrust ring (43) in such a way
that sintered surface (brown colour)
faces gear.

6.10.7 Fit spacer (47) and shims (53, 54,
55, 56) to gear (65).
6.10.8 Fit keys (67) to shaft (1 for ZF 3 M,
5 M, 2 keys for 10 M, 12 M, 15 M, 15 MA,
4 for ZF 25 M - 25 MA and ZF 30 M).

6.10.5 Use tubular tool to press on inner
race (46) of needle bearing for gear (65).

6.10.9 Press pre-assembled actuating
members (see item 6.8) on output shaft
(66).

6.10.6 Attach needle cages (45) and
completely pre-assembled gear (65) with
clutch discs (51 and 52).

IMPORTANT:
Align keys radially relative to guide
sleeve (59).

Fig. 31

Fig. 32

Punch tool

46

42

41

44

35
66

46

65
43

35

66

34
28
2

41

Manual and Spare Parts List ZF M line

6.10.10 Attach shims (53,54,55, 56) to
gear (44).

6.10.16 Screw on bolt (41), (supplied with
Loctite) and tighten to torque:

6.10.11 Attach spacer (47) to gear (44).

ZF 3 M - 5 M
ZF 10 M
ZF 12 M - 15 M
ZF 15 MA - 15 MIV
ZF 25 M - 25 MA
ZF 30 M

6.10.12 Use tubular tool to press on inner race (46) of needle bearing for gear
(44).
6.10.13 Attach pre-assembled gear (44)
with needle cage (45) and clutch discs
(51 and 52).
Align external discs for proper engagement with actuating member.
6.10.14 Attach thrust ring (43) in such a
way that sintered surface (brown colour)
faces gear.
6.10.15 Pre-heat inner race (35) of taper roller bearing to a temperature of
approx. 100°C (212 F) and press it on
shaft.
IMPORTANT:
Repress after cooling down, so that no
gap is left.

50 Nm
60 Nm
100 Nm
100 Nm
120 Nm
120 Nm

37 ft lb
44 ft lb
74 ft lb
74 ft lb
89 ft lb
89 ft lb

6.10.17 (ZF 3 M, ZF 5 M only) attach
shims (68) to end shaft (66). The gap has
to be 0.2 ± 0.05 mm (0.0079±0.0019 in).

6.11.2 First bearing:
Press on bearing inner race (74).
Fit bearing outer race (75).
6.11.3 Fit spacer ring (76).
6.11.4 Fit key (81).
6.11.5 Press on gear (80).
6.11.6 Fit second spacer ring (76).

6.10.18 (ZF 15 MA only) attach spacer (68).

6.11.7 Second bearing:
Press on inner race (74).
Fit outer race (75).

6.10.19 Check gears (44) and (65) for
free movability in an axial direction.

6.11.8 Push on clip (73) together with
O-ring (85).

6.10.20 Attach outer race (34) of taper
roller bearing.

6.11.9 Tighten grooved ring nut (83) to a
torque of 95 Nm (70 lbft), using a socket
spanner, and then secure by pressing rim
into groove in shaft.

6.11 Reassembling the quill shaft
ZF 15 MIV
6.11.1 Fit radial sealing ring (31) and clip
(84) together with O-ring (86).

6.11.10 Fit radial sealing ring (31) and
cup (84) together with O-Ring (86).

Fig. 33
Fig. 35
0.2 ± 0.05 mm

41
42
35

82

31
84

68
86

Fig. 34

41

74
81

75

76
80
75

76
84

74
86

42

85

31

73

83

Manual and Spare Parts List ZF M line

6.12 Final assembly of gearbox
6.12.1 Place pre-assembled gearbox
section (1) - (with intermediate gear) on side wall.
6.12.2 Place pre-assembled output shaft
(66) in lower part of gearbox with flange
side towards intermediate gear side (on
ZF 15 MIV, bevel gear towards intermediate gear side).
6.12.3 Place pre-assembled input shaft
(36) in upper part of gearbox.
6.12.4 (ZF 15 MIV only) Place pre-assembled quill shaft (73) in lower part of
gearbox (watching to correct engagement of marked teeth).
Add shims 78 on quill shaft:
1.2 mm on side input shaft and 2.2 mm
on side output flange.
Add shims (70) on clutch shaft 2 x 0.1
mm on side output flange.
6.12.5 (ZF 15 MIV only) Check backlash
0.08 to 0.13 mm (0.003 to 0.005 in). Between teeth of bevel gears using a dial
indicator in contact with tooth surface.

Fig. 36

To correct backlash:
Replace shim 78 side output flange with
a thicker one to decrease backlash and
vice-versa.
If the correction is not enough to reach
the correct backlash, modify shimming
(70) on clutch shaft side output flange
and repeat procedure.
To correct axial play (quill shaft):
Check axial play 0.05 ± 0.02 mm
(0.002 ± 0.0008 in).
Compensate for difference by inserting
shims (78) side input shaft.
6.12.6 Seal with LOCTITE 574 surface
of pre-assembled gearbox section (1)
(with shifting fork) and place upper
section on lower section of gearbox.
6.12.7 Insert screws (21) preferably in
the middle, and screw in low-tight to secure the two gearbox sections together.

6.12.9 Fit bearing shield (2) with gasket
(28) to output shaft (66) by means of
spring washers (4) and screws (5), using a 13 mm spanner (wrench).
Tighten to torque of 14 Nm (10 ft lb).
6.12.10 Slide pre-assembled bearing
shield (2) with gasket (28) over input
shaft and secure by means of springer
washer (4) and screws (5), using a 13
mm spanner (wrench).
Tighten to torque of 14 Nm (10 ft lb).
6.13 Measuring the gears sets of
input shaft and output shaft
(see illustration)
6.13.1 Tap outer races (32) and (34) on
output and input shafts to eliminate bearing play, simultaneously rotating the
shafts.
6.13.2 Determine dimension «b» by
means of depth gauge (see illustration).

6.12.8 Use a plastic hammer to align the
two gearbox section (1) by tapping them
gently into position.

Cover centering depth
with seal (28)

Side shifting cover

43

Manual and Spare Parts List ZF M line

6.13.3 Measure dimension «c» on cover
(3) with gasket (28) installed, using a
depth gauge (see illustration). The difference between the two dimensions indicates the distance to be filled up with
shims (37, 38, 39, 40). Shims are available in thicknesses of 0.1 - 0.15-02.-03.
and 0.5 mm.
On ZF 15 MIV, a hole is provided on the
output side of the housing to permit this
measuring operation: move shaft via
gear (65) by means of a lever through
opening in gearbox (see illustration next
page).
Fig. 37

b

Cover centering
depth with gasket (28)

Distance from gear set

c

Compensate for difference
by inserting shims (37, 38, 39, 40)

Compensate
for difference
by inserting shims
(70, 71, 72)

Compensate for difference
by inserting shims
(37, 38, 39, 40)

Distance from gear set

c

Cover centering depth
with gasket (28)
b

ct
orre
To c lash
k
bac
➤

44

➤
➤

➤

ct
orre
To c play
l
axia

sate
pen nce
m
(78)
o
C
fere g shims
f
i
d
for sertin
by in

Manual and Spare Parts List ZF M line

6.13.4 Insert the required number of
shims into the bearing bores of the gearbox to obtain an axial clearance of the
output and input shafts of 0.05 ± 0.02
mm.

Fig. 38

If no parts had to be replaced (see item
5.4.4), the previously disassembled
shims (37, 38, 39, 40) can be re-used in
the previous arrangement and positions.
It will be advisable, however, to check
the bearing clearance and correct it if
required.
6.13.5 Mount the previously measured
covers (3) on the output and input shafts
by means of spring washers (4) and
screws (5), using a 13 mm spanner
(wrench). Tighten to torque of 14 Nm (10
ft lb).
6.13.6 Place spring washers (4) underneath all screws (21) and tighten screws
to a torque of 22 Nm (16 ft lb), using a
13 mm spanner (wrench).
6.13.7 Tap output and input shafts lightly
in an axial direction while rotating the
shafts, to ensure freedom of movement.

Fig. 39

6.13.8 Axial clearance of input and output shafts: 0.05 ± 0.02 mm, measured
by means of dial indicator in contact with
end face of shaft (see illustration).
6.13.9 Measure axial clearence of quill
shaft (on ZF 15 MIV), also with dial indicator in contact with end face of the shaft
(see illustration).
Permissible clearance: 0.05 ± 0.02 mm.

0.05 ± 0.02 mm
0.002 ± 0.0008 in

45

Manual and Spare Parts List ZF M line

6.14 Mounting the actuating lever
cover plate
6.14.1 Place gasket (29) or Loctite 574
on pre-assembled cover plate and fit it
to gearbox. Watch for proper engagement of actuating cam and shifting fork.
The cover plate can be mounted when
the shifting fork is in the middle (=neutral) position. It is important to adjust the
actuating lever to exactly midway position in neutral.
Screw the cover plate in place in this
position.
The lever travel from 0 to A and from 0
to B should be equal. After a lever travel
of 28 to 31 mm (1.10 to 1.22 in) the transmission should be in gear.
If the lever travel from «0» to «A» and
from «0» to «B» is not equal adjust cover
position by light hammer blows on the
cover up to reach the equal travels. Fit
spring washer (4) and screw nuts (22).
Tighten to a torque of 20 Nm (15 ft lb).
If studs (69) need to be replaced, fit them
with Loctite 270 on the housing.

Fig. 40

46

6.14.2 Fit spring washers (4) and screws
(5), using a 13 mm spanner (wrench).
Tighten to a torque of 14 Nm (10 ft lb).
Check actuating lever for proper operation.
6.14.3 Fit oil drain plug (20) with sealing
ring (18) and oil dipstick (19) with sealing ring (18).
Tighten to a torque of 20 Nm (15 ft lb).
6.15 Mounting the cooling unit
(if provided)
6.15.1 Attach the cooling unit on the side
opposite the cover plate (9). By means
of 4 screws M8x65 and washers (available on kit pag. 23 item 1.2.10).

Manual and Spare Parts List ZF M line

7. Procedure to adjust the shifting lever cover
New bracket p/n 20.4039.02 to adjust the shifting lever cover (see picture 1).

A) Before mounting the cover clean the mating surfaces and adjust the shifting fork
to the neutral position.

1
B) Apply Loctite 574 (or alternatively 518) on the cover surface and position it with
the lever in neutral (see picture 2).
Only for ZF 25 M, 25 MA: Push towards the bottom (see picture 3).

2
C) Lightly tighten the four nuts.
D) Adjust the cover roughly in the middle.

ZF 25 M, ZF 25 MA

3

E) Fit the adjusting bracket p/n 20.4039.02 using only one nut lightly tighten: the
cover must be free to move with light hammer taps (see picture 4).

If the shifting lever in neutral has been rotated from the original vertical position
apply on the adjusting bracket the suitable extension section P/N 20.4039.03 (see
picture 5).
F) Move the lever toward the detent A without engaging the clutch and mark the
position; repeat the same for the detent B. If the shifting lever has two holes
refer to the inner hole (see picture 6 and 7).

5

6

4

7
47

Manual and Spare Parts List ZF M line

G) Engage the clutch, turn back the lever to the engaging point and mark the position; repeat the same procedure for the other clutch (see picture 8 and 9).

8

9
H) Consider the centre line between the internal marks and measure the distance
from this line and the centre of the external marks (see picture 10 and 11).
The maximum allowed distance between the centre line and the external marks
must be 24 mm.
The maximum difference between the two measurements must be less than 3 mm.

10

A must always be < 24 mm
B must always be < 24 mm
A – B < 3 mm
EX.:
A = 20 mm, B = 24 mm
A – B = 4 mm > 3 mm NOT ALLOWED
A = 21 mm, B = 23 mm
A – B = 2 mm < 3 mm OK

A

If the above conditions are not reached, move the cover toward the opposite direction where the measurement is largest by light hammer taps and repeat the marking
operation.
If it is not possible to adjust the cover to maximum 24 mm, the gearbox needs to be
exchanged.

11
B

I) After the correct adjusting measurement is reached tighten the four nuts with 22
Nm (16 lb.ft) torque.
6) Connect the shifting cable to the inner hole (if two holes) of the lever. Adjust the neutral position of the cable by the middle of the play of the lever
in neutral.
The control cable should be perpendicular to the actuating lever in neutral
position of the lever.
7) Make sure that the way of the control cable is enough long to move the inner
hole of the lever at least 30 mm.

48

Manual and Spare Parts List ZF M line

8. Troubelshooting
Possible Troubles and Remedies
Kind of trouble Noticeable effect
Delay of gear
Propeller will start rotating
engagement
with several seconds delay
or only after increase in
engine speed.

Possible cause

Remedy
Detach shift cable and operate
gearbox by hand to find whether
malfunctions is caused by gear
box or cable.
If caused by transmission:

Lever travel 0-A not equal to
lever travel 0-B.

Adjust cover plate (9) until lever is
exactly in midway position. Travel
0-A = 0-B = 35 mm/30 mm
1.37 in/1.18 in

Insufficient clearence between
actuating lever and cover plate (9).

Adjust to min. clearance
of 0.5 mm (0.02 in).
If caused by shift cable:

Transmission
Excessive effort required
fails to move in to move actuating lever.
gear

Boat fails to
Increased operating
attain top
temperature.
speed specified

Oil leakage

Oil leakage visible on
transmission unit.

Shift cable fails to move lever
through required min.
travel 0-A=0-B
= 35 mm/30 mm (1.37 in/1.18 in).
Insufficient clearance between
actuating lever and cover plate (9).

Check total travel of shift cable.
If too short, adjust accordingly.

Detach shift cable and operate
lever by hand. If lever jams, adjust
clearance to 0.5 mm (0.02 in).

Guide sheaves for shift cable
unsuitably positioned: radius
too small.
Use of wrong oil.

Check and adjust accordingly.

Boat operated without cooling unit.

Install cooling unit.

Transmission operating in upper
limit range.
Corrosion effects in area of radial
sealing ring and shaft; damaged
radial sealing rings.
Improper installation of seal.

Use suitable ZF M transmission
unit.
Check and correct oil level.
Remove and dismantle transmission
remachine shafts, replace radial
sealing rings

Misalignment of output flanges.

Check alignment to be within
0.08 mm (0.003 in) radially.

Use ATF oil and check oil level.

49

Manual and Spare Parts List ZF M line

9. Spare Parts List
Preface
The spare parts list is only valid for the type and versions of transmission, as shown
below.
You will find the transmission type and version on your transmission name plate.
If the type and version indicated differs from that printed in this Manual, the relative
Spare Parts List should be ordered from ZF -HURTH Marine.
The indicated dimensions and standards are as such not enough for ordering parts.
When ordering parts, please state:
- transmission type
- serial number
- item no. part name, ident no. and quantity of parts required.
The spare parts list is referring to the following versions:

ZF 3 M

versions 001; 002

HBW 35

versions 25; 26;

ZF 5 M

versions 001; 002

HBW 50

versions 09; 10; 11; 12; 14

ZF 10 M

versions 003; 004; 005; 010

HBW 100

versions 14; 15; 16; 17; 20; 21

ZF 12 M

versions 001; 002

HBW 125/HBW 10

versions 15; 16

ZF 15 M

versions 003; 004

HBW 150

versions 18, 17; 20; 22

ZF 15 MA

versions 003; 004; 005

HBW 150 A

versions 01; 02

ZF 15 MIV

versions 001; 002; 003

HBW 150 V

versions 08; 09; 10; 11

ZF 25 M

versions 001; 002; 007

HBW 250

versions 13; 16; 17; 18; 19; 20; 22; 23

ZF 25 MA

versions 005; 006

ZF 30 M

versions 001; 002

Name Plate
The name plate is mounted to the transmission

Transmission ratio
Shifting position «A»

Transmission type

Transmission version ratio
and serial number

MODEL
SER. N.
P/N.

Transmission part number

50

i

ZF 10 M
XXXXX
XXXXX

L

A= 1,79
i
B= 1,86

3304 002 004

Transmission ratio
Shifting position «B»

Actuating lever*

Actuating lever

6

6

1

1

16

46

42

40

38

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

3304 201 004

3304 201 003

3304 201 003

3304 201 004

3304 201 003

3304 201 003

3304 201 003

Part No

0630 302 090

3306 308 001 500635 3306 308 001

947.23.006.01 195062 947.23.006.01

0636 015 289 215870 0636 015 289

0630 302 090 442372

3304 301 013 288730 3304 301 013

3304 301 011 288787 3304 301 011

Old p/n

3306 201 003 206447

Part No

HBW 10/ZF 12 M/15 M

500635 3306 308 001 500635

195062 947.23.006.01 195062

215870 0636 015 289 215870

442372 0630 302 090 442372

288730 3306 301 011 206452

288787 3306 301 010 206450

288768 3306 301 010 206450

465642

288079

288079

465642

-

288079

288079

Old p/n

ZF 10 M

3304 301 012 288768 3304 301 012

3303 201 002 387532

3303 201 001 325952

3303 201 002 387532

3303 201 002 387532

3303 201 001 325952

3303 201 001 325952

3303 201 001 325952

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n

* Up to letter «E» production date (see name plate description pag.50)

Spring washer

Hex head screw (cover)

4

Spring washer

4

5

Spring washer

Spring washer

4

Cover

3A

4

Cover

Cover

3

3

Bearing shield input

Bearing shield output

2

2

Housing assy ZF 30 M - 2.7R «001»

Housing assy ZF 30 M - 2.15R «002»

1

Housing assy ZF 25 MA - 2.74R «006»

1

1

Housing assy HBW 250 - 3,5R «13»

Housing assy ZF 25 MA - 2.23R «005»

1

1

Housing assy ZF 25 M - 2.27R «007»

Housing assy ZF 25 M - 2.74R «002» & «23»

1

1

Housing assy HBW 250 - 1,5R «16»

Housing assy HBW 250 - 3L «19»

1

Housing assy ZF 25 M - 1.88R «001» & «22»

Housing assy HBW 250 - 2L «20»

1

1

Housing assy ZF 15 MA

1

1

Housing assy HBW 100 - 2,5R «21»

Housing assy HBW 10 / ZF 12 M / ZF 15 M

1

1

Housing assy HBW 100 - 3R «16»

Housing assy HBW 100 - 2L «17»

1

1

Housing assy ZF 10 M - 2.05R «010»

Housing assy ZF 10 M - 2.72R «005»

1

Housing assy ZF 10 M - 1.79R «004»

1

1

Housing assy ZF 3 M - 2.72R «002»

Housing assy ZF 10 M - 1.48R «003»

1

1

Housing assy ZF 5 M - 2.72R «002»

Housing assy ZF 3 M - 2.05R «001»

1

1

Housing assy HBW 50 - 2R «12»

Housing assy HBW 50 - 3R «10»

1

Housing assy ZF 5 M - 2.05R «001»

1

1

Housing assy HBW 50 - 2L «11»

1

Item
No Part name
Old p/n
Old p/n

-

3307 201 004 345519

3307 201 004 345519

3307 201 003

3307 201 003 345517

3307 201 003 345517

3307 201 004 345519

3307 201 003 345517

Part No

ZF 25 M

3307 201 001

3307 201 001

Part No

0630 302 090 442372

3307 301 009 274219

0630 302 090

3307 301 003

3307 301 009

3306 308 001 500635 3306 308 001 500635 3306 308 001

947.23.006.01 195062 947.23.006.01 195062

0636 015 289 215870 0636 015 289 215870 0636 015 289

0630 302 090 442372

3306 301 008 407475

3306 301 011 206452

3306 301 010 206450 3307 301 008 274248 3307 301 008

3320 201 001

3320 201 001

Part No

0630 302 090

3307 301 009

500635 3306 308 001

215870 0636 015 289

442372

-

274219

274248 3307 301 008

-

-

-

-

-

-

-

-

Old p/n

ZF 30 M

274248 3307 301 008

-

-

Old p/n

ZF 25 MA

3306 301 010 206450 3307 301 008 274248 3307 301 008

3306 201 001 407465

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

51

52

1

O-ring (Seeger ZF 3 M - ZF 5 M / Plug ZF 25 M - ZF 30 M)

23

Radial sealing ring, output (only vers. «22-23»)

Tapered roller bearing, input shaft

31

32

2

1

1

1

1

1

4

0636 015 299 199807 0636 015 299

Part No

0637 006 157

0636 010 376

3304 303 003

0635 501 943
-

0635 501 943

0634 300 371 105153 0634 300 371

0634 301 830 280135 0634 301 830

3306 301 015 254716 3306 301 015

3304 301 015 288739 3304 301 015

0635 300 526 106589 0635 300 530

3303 303 001 325961 3304 303 001

3304 303 003 288743

3303 303 002 325962 3304 303 002

0630 501 012 104807 0634 306 011

0637 006 157 455785

0636 010 376 215869

3306 301 013 228566 3306 301 013

3304 201 006 288729 3304 201 006

3306 301 016 326578 3306 301 016

0634 306 179 105524 0636 301 041

3303 308 001 325963 3306 308 004

3304 208 001 326000 3304 208 001

3303 108 001 326208 3304 108 002

3304 199 006 304332 3304 199 006

0631 329 032 104559 0631 329 032

3304 308 001 206448 3304 308 001

0634 502 009 106864 0634 502 009

Part No
Old p/n

HBW 10/ZF 12 M/15 M

3306 303 001 254730

-

0635 501 597

-

105153 0634 300 466 105159

280135 0634 301 833 215875

254716 3306 301 015 254716

288739 3306 301 014 254715

280128 3306 303 007 215878

-

288743 3306 303 003 206473

288741 3306 303 002 206470

105679 0634 303 118 105530

455785 0637 006 157 455785

215869 0636 010 376 215869

228566 3306 301 013 228566

288729 3306 201 005 206929

326578 3306 301 016 326578

442373 0636 301 041 442373

206484 3306 308 004 206484

326000 3306 208 001 223563

248459 3306 108 002 407210

304332 3306 199 008 407211

104559 0631 329 032 104559

206448 3306 308 002 388242

106864 0634 502 009 106864

442377 0636 101 727 442377

199807 0636 015 299 199807

Old p/n

ZF 10 M

0636 101 727 442377 0636 101 727

* Up to letter «E» production date (see name plate description pag.50)

Radial sealing ring, input (only vers. «22-23»)

Radial sealing ring, output (No HBW 250 «22-23»)

30

31

Gasket cover plate (or LOCTITE 574)

Radial sealing ring, input (No HBW 250 «22-23»)

Gasket cover

29

2

Cage

27

28

30

1

Cage

27

2

1

Retaining plate

Intermediate gear

25

1

1

1

17

12

14

12

11

10

2

1

12

8

10

9

1

1

2

1

1

1

1

1

1

26

Intermediate gear shaft

Hex nut

22

Retaining plate

Hex nut

22

24

Hex nut

22

25

Hex nut

Hex nut

22

Hex nut

22

22

Hex head screw

Hex head screw

21A

Hex head screw

21

21B

Hex head screw

Hex head screw

21

21

Oil drain plug

Hex head screw

20

21

Sealing ring

Oil dipstick/breather assy

18

Plug (O-ring for ZF 3 M - ZF 5 M)

17

19

Shifting fork assy

Actuating shaft

15

16

Actuating cam assy

Shift cover assembly

11

12

Cover plate

Spring dowel pin

9

10

1

Radial sealing ring for shift cover

8

1

1

Hex head screw (actuating lever)*

Hex head screw (actuating lever)

7

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n

7

Item
No Part name
Old p/n
Part No
Old p/n

ZF 25 M
Part No

0637 006 157 455785

0636 010 563 279058

0637 006 157

0636 010 548

0636 010 564

0635 501 597

-

0635 370 042 167210 0635 370 042

0634 311 026 501152

0634 300 466 105159 0634 300 466 105159 0634 300 466

0634 311 025 501151

0634 301 833 215875 0634 301 832 284260 0634 301 832

3306 301 015 254716 3306 301 015 254716 3306 301 015

3306 301 014 254715 3307 301 011 274251 3307 301 011

3306 303 007 215878 3307 303 004 222273 3307 303 004

3306 303 001 254730 3307 303 003 274226 3307 303 003

3306 303 003 206473 3307 303 002 288702 3307 303 002

3306 303 002 206470 3307 303 001 274225 3307 303 001

0634 303 118 105530 0630 361 039 285375 0630 361 039

0637 006 157 455785

0636 010 375 337982

0636 010 376 215869

3306 301 013 228566 3306 301 013 228566 3306 301 013

3306 201 002 408451 3307 201 005 274217 3307 201 005

3306 301 016 326578 3306 301 016 326578 3306 301 016

0636 301 041 442373 0636 301 041 442373 0636 301 041

3306 308 004 206484 3307 301 012 288673 3307 301 012

3306 208 001 223563 3307 208 001 327374 3307 208 001

3306 108 002 407210 3306 108 002 407210 3306 108 002

3306 199 008 407211 3306 199 008 407211 3306 199 008

0631 329 032 104559 0631 329 032 104559 0631 329 032

3306 308 002 388242 3306 308 002 388242 3306 308 002

0634 502 009 106864 0634 502 009 106864 0634 502 009

Part No

0637 006 157

0636 010 563

0635 300 114

167210 0635 370 042

105159 0634 311 026

284260 0634 311 025

254716 3306 301 015

274251 3307 301 011

222273

274226 3320 303 002

288702 3320 303 003

274225 3320 303 001

285375 0630 361 039

455785

500924

-

228566 3306 301 013

274217 3307 201 005

326578 3306 301 016

442373 0636 301 041

288673 3307 301 012

327374 3307 208 001

407210 3306 108 002

407211 3306 199 008

104559 0631 329 032

388242 3306 308 002

106864 0634 502 009

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Old p/n

ZF 30 M

442377 0636 101 727

Old p/n

ZF 25 MA

0636 101 727 442377 0636 101 727 442377 0636 101 727

0636 015 299 199807 0636 015 299 199807

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

Shim 0.1 mm

Shim 0.15 mm

Shim 0.30 mm (Shim 0.20 mm for ZF 25 M / 30 M)

37

38

39

Input shaft ZF 30 M 2.7R «001» Z1/Z3=23/22

Input shaft ZF 30 M 2.15R «002» Z1/Z3=27/22

36

Input shaft ZF 25 MA 2.74R «006» Z1/Z3=19/19

36

36

Input shaft HBW 250 - 3,5R «13» z = 16/18

Input shaft ZF 25 MA 2.23R «005» Z1/Z3=22/19

36

36

Input shaft ZF 25 M - 2.27R «007» Z1/Z3=22/21

Input shaft ZF 25 M - 2.74R «002» & «23» Z1/Z3=19/18

36

36

Input shaft HBW 250 - 1,5R «16» z = 28/21

Input shaft ZF 25 M - 1.88R «001» & «22» Z1/Z3=25/21

36

36

Input shaft HBW 250 - 2L «20» z = 21/25

Input shaft HBW 250 - 3L «19» z = 18/19

Input shaft ZF 15 MA - 2.63R «005» Z1/Z3=19/22

36

36

Input shaft ZF 15 MA 2.14R «003» Z=22/22

36

36

Input shaft HBW 150 - 3R «22» z = 18/22

Input shaft ZF 15 MA - 2R «004» Z1/Z3=24/22

36

36

Input shaft ZF 15 M - 1.88R «004» Z1/Z3=24/22

Input shaft HBW 150 - 2,4R «20» z = 18/22

36

36

Input shaft ZF 12 M - 2.63R «002» Z1/Z3=19/22

Input shaft ZF 15 M - 1.56R «003» Z1/Z3=27/22

36

Input shaft HBW 10 / ZF 12 M - 2.14R «001» Z1/Z3=22/22

36

36

Input shaft HBW 100 - 2,5R «21» z = 19/20

Input shaft HBW 10 - 2L «21» z = 22/22

36

36

Input shaft HBW 100 - 3R «16» z = 18/22

Input shaft HBW 100 - 2L «17» z = 24/22

36

36

Input shaft ZF 10 M - 2.05R «010» Z1/Z3=22/22

Input shaft ZF 10 M - 2.72R «005» Z1/Z3=18/20

36

36

Input shaft ZF 10 M - 1.48R «003» Z1/Z3=27/22

Input shaft ZF 10 M - 1.79R «004» Z1/Z3=24/22

36

36

Input shaft ZF 3 M - 2.05R «001» Z1/Z3=22/22

Input shaft ZF 3 M - 2.72R «002» Z1/Z3=18/20

36

36

Input shaft HBW 50 3R 10 Z=18/20

Input shaft ZF 5 M - 2.72R «002» Z1/Z3=18/20

36

36

Input shaft ZF 5 M -2.05R «001» Z1/Z3=22/22

Input shaft HBW 50 2R 12 Z=22/22

36

Input shaft HBW 50 - 2L «11» z = 22/22

36

36

Tapered roller bearing, output shaft

34

Item
No Part name

2

2

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2
-

3304 302 007

947.62.001.08

947.62.001.06

3304 302 006

3304 302 018

3304 302 005

3304 302 004

0635 501 943

Part No

3304 302 014 288734 3304 302 014

3304 302 012 288732 3304 302 012

-

Old p/n

3306 302 010 468211

3306 302 009 439197

3306 302 008 325811

3306 302 006 304088

3306 302 007 313952

3306 302 005 206460

3306 302 005 206460

0635 501 597

Part No

HBW 10/ZF 12 M/15 M

288734 3306 302 014 206477

288732 3306 302 012 206475

288731 3306 302 011 206474

470902

327229

304074

465465

-

305605

304059

-

Old p/n

ZF 10 M

3304 302 011 288731 3304 302 011

3303 302 002 458163

3303 302 001 326900

3303 302 002 458163

947.72.001.07 387535

947.72.001.03 325970

3303 302 001 326900

947.72.001.03 325970

0635 501 943

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n
-

Old p/n

-

-

Old p/n

947.52.001.09 439199

3307 302 003 288967

3307 302 005 501485

3307 302 004 325809

947.52.001.04 304081

947.52.001.06 344588

947.52.001.08 387684

0635 370 051

Part No

ZF 25 M

3307 302 002

3307 302 001

0635 370 051

Part No

3306 302 014 206477 3307 302 008 274254 3307 302 008

3306 302 012 206475 3307 302 007 274253 3307 302 007

3320 302 002

3320 302 001

0635 370 051

Part No

274254 3307 302 008

274253 3307 302 007

-

-

-

-

-

-

Old p/n

ZF 30 M

274252 3307 302 006

-

-

-

Old p/n

ZF 25 MA

3306 302 011 206474 3307 302 006 274252 3307 302 006

3306 302 003 407482

3306 302 001

3306 302 002 407468

0635 501 597

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

53

54

Forward gear HBW 250 - 3,5R «13» z = 56

Forward gear ZF 25 MA - 2.23R «005» Z2=49

Forward gear ZF 25 MA - 2.74R «006» Z2=52

Forward gear ZF 30 M - 2.7R «001» Z2=62

Forward gear ZF 30 M - 2.15R «002» Z2=58

44

44

44

44

44

Forward gear ZF 25 M - 2.27R «007» Z2=50

Forward gear ZF 25 M - 2.74R «002» & «23» Z2=52

44

44

Forward gear HBW 250 - 1,5R «16» z = 43

Forward gear ZF 25 M - 1.88R «001» & «22» Z2=47

44

44

Forward gear HBW 250 - 2L «20» z = 47

Forward gear HBW 250 - 3L «19» z = 52

Forward gear ZF 15 MA - 2.63R «005» Z2=50

44

44

Forward gear ZF 15 MA 2.14R «003» Z=47

44

44

Forward gear HBW 150 - 3R «22» z = 51

Forward gear ZF 15 MA - 1.88R «004» Z2=45

44

44

Forward gear ZF 15 M - 1.88R «004» Z2=45

Forward gear HBW 150 - 2,4R «20» z = 43

44

44

Forward gear ZF 12 M - 2.63R «002» Z2=50

Forward gear ZF 15 M - 1.56R «003» Z2=42

44

44

Forward gear HBW 10 - 2L «21» z = 47

Forward gear HBW 10 / ZF 12 M -2.14R «001» Z2=47

44

44

Forward gear HBW 100 - 2L «17» z = 43

Forward gear HBW 100 - 2,5R «21» z = 48

44

44

Forward gear ZF 10 M - 2.72R «005» Z2=49

Forward gear HBW 100 - 3R «16» z = 49

Forward gear ZF 10 M - 2.05R «010» Z2=45

44

44

Forward gear ZF 10 M - 1.79R «004» Z2=43

44

44

Forward gear ZF 3 M - 2.72R «002» Z2=49

Forward gear ZF 10 M - 1.48R «003» Z2=40

44

44

Forward gear HBW 50 - 3R «10» z = 49

Forward gear ZF 3 M - 2.05R «001» Z2=45

44

44

Forward gear ZF 5 M - 2.72R «002» Z2=49

Forward gear HBW 50 - 2R «12» z = 45

44

44

Forward gear HBW 50 - 2L «11» z = 45

Forward gear ZF 5 M - 2.05R «001» Z2=45

44

44

Spacer

Thrust washer

42

Screw

41

43

Shim 0.50 mm

40

Item
No Part name

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

2

Part No

3303 304 002 325976

3303 304 001 325971

3303 304 002 325976

3303 304 001 325971

3303 304 002 325971

3303 304 001 325971

3303 304 001 325971

3304 304 009

3304 304 008

3304 304 006

3304 304 006

3304 304 039

3304 304 008

3304 304 007

3304 304 019 288748 3304 304 019

3303 304 007 325960 3304 304 026

3303 304 014 320681 3304 304 038

Part No
Old p/n

HBW 10/ZF 12 M/15 M

470903

305607

287455

287455

-

305607

304060

3306 304 017 468212

3306 304 016 439198

3306 304 014 407220

3306 304 015 407221

3306 304 013 407219

3306 304 012 407218

3306 304 012 407218

288748 3306 304 029 344787

439611 3306 304 028 407281

450870 3306 304 057 420280

288735 3306 302 015 228540

Old p/n

ZF 10 M

3304 302 015 288735 3304 302 015

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n

Old p/n
Part No
Old p/n

ZF 25 M
Part No

3306 304 005 407483

3306 304 001

3306 304 003 407469

-

947.52.003.04 439200

3307 304 010 288971

3307 304 008

3307 304 007 305813

947.52.002.03 304083

3307 304 010 288971

3307 304 007 305813

3307 304 003

3307 304 001

3306 304 029 344787 3307 304 020 327395 3307 304 020

3306 304 028 407281 3306 304 028 407281 3306 304 028

3306 304 057 420280 3306 304 057 420280 3306 304 057

Part No

-

-

3320 304 007

3320 304 004

327395 3307 304 020

407281 3306 304 028

420280 3306 304 057

-

-

-

-

-

-

Old p/n

ZF 30 M

274255 3307 302 009

Old p/n

ZF 25 MA

3306 302 015 228540 3307 302 009 274255 3307 302 009

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

Reverse gear HBW 50 - 3R «10» z = 43

Reverse gear ZF 5 M - 2.72R «002» Z5=43

Reverse gear ZF 3 M - 2.05R «001» Z5=41

Reverse gear ZF 3 M - 2.72R «002» Z5=43

65

65

65

65

Reverse gear ZF 5 M - 2.05R «001» Z5=41

Reverse gear HBW 50 - 2R «12» z = 41

65

65

Spring

Reverse gear HBW 50 - 2L «11» z = 41

64

Driving pin

63

65

Compression spring (actuating members)

Detent pin

61

Actuating sleeve

60

62

Ball

Guide sleeve

58

59

Shim 0.7 mm

Disc carrier

Shim 0.6 mm

55

56

Shim 0.5 mm

54

57

External clutch disc

Shim 0.4 mm

52

External clutch disc (old version)

52

53

External clutch disc

External clutch disc

52

External clutch disc

52

52

Internal clutch disc

Internal clutch disc

51

Internal clutch disc (old versions)

51

51

Internal clutch disc

Half ring

50

Internal clutch disc

Circlip

50

51

Thrust ring/end disc

49

51

Cup spring

Cup spring

48

48

Needle bearing inner race

Spacer

46

47

Needle cage

Needle bearing inner race

45

46

Needle cage

45

Item
No Part name

1

1

1

1

1

1

1

3

3

3

3

1

1

6

2

2

2

2

2

10

6

8

6

4

12

10

8

8

4

4

2

2

4

2

2

4

2

4

2

Part No

3304 304 018

3304 304 021

3304 304 040

3303 304 009 387539

3303 304 003 325966

3303 304 009 387539

3303 304 009 387539

3303 304 003 325966

3303 304 003 325966

3303 304 003 325966

3306 304 024 206798 3306 304 024

3304 304 025 288767 3304 304 025

3304 304 024 288766 3304 304 024

3304 304 023 287525 3304 304 023

3304 304 027 326063 3304 304 027

3303 304 010 438961 3304 304 015

0635 460 061 280133 0635 460 061

3303 304 008 325967 3304 304 016

3304 304 035 288763 3304 304 035

3304 304 034 288762 3304 304 034

3304 304 033 288761 3304 304 033

3304 304 032 288760 3304 304 032

3304 304 021 288758

3304 304 040

0630 503 040 320677 0630 513 059

3303 304 006 325959 3304 304 014

3303 304 005 325958

3303 304 011 326026 3304 304 017

3303 304 012 326060 3304 304 022

Part No
Old p/n

HBW 10/ZF 12 M/15 M

947.22.024.01 187872

3306 304 031 407230

947.42.017.01 288912

3306 304 027 407231

3306 304 011 326830

206798 3306 304 024 206798

288767 3306 304 008 195271

288766 3306 304 033 187840

287525 3306 304 006 287401

326063 3306 304 023 206817

438960 3306 304 022 439603

280133 0635 460 015 106700

288713 3306 304 032 407233

288763 3306 304 038 195717

288762 3306 304 037 195716

288761 3306 304 036 195715

288760 3306 304 035 195714

288758

280131

288755 3306 304 030 407139

305537 3306 304 026 387391

288756 3306 304 025 250992

288759 3306 304 021 251524

280132 0635 300 148 201187

Old p/n

ZF 10 M

0635 300 411 320678 3304 304 037

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n

Old p/n
Part No
Old p/n

ZF 25 M
Part No

3307 304 021

3307 304 021

3306 304 024 206798 3306 304 024 206798 3306 304 024

3306 304 008 195271 3306 304 008 195271 3306 304 008

3306 304 033 187840 3306 304 033 187840 3306 304 033

3306 304 006 287401 3306 304 006 287401 3306 304 006

3306 304 023 206817 3307 304 016 408093 3307 304 016

3306 304 022 439603 3307 304 015 274247 3307 304 015

0635 460 015 106700 0635 460 019 106732 0635 460 019

3306 304 032 407233 3307 304 017 326486 3307 304 017

3306 304 038 195717 3306 304 038 195717 3306 304 038

3306 304 037 195716 3306 304 037 195716 3306 304 037

3306 304 036 195715 3306 304 036 195715 3306 304 036

3306 304 035 195714 3306 304 035 195714 3306 304 035

3306 304 031 407230 3307 304 005 206026 3307 304 005

3306 304 027 407231

3306 304 011 326830

0630 502 031 277055 0630 502 031

3306 304 030 407139 3307 304 014 274271 3307 304 014

3306 304 026 387391 3307 304 019 305536 3307 304 019

3306 304 025 250992 3307 304 018 274242 3307 304 018

3306 304 021 251524 3306 304 021 251524 3306 304 021
3306 304 021

0635 300 148

Part No

3307 304 005

206798 3306 304 024

195271 3306 304 008

187840 3306 304 033

287401 3306 304 006

408093 3307 304 016

274247 3320 304 010

106732 0635 460 019

326486 3320 304 003

195717 3306 304 038

195716 3306 304 037

195715 3306 304 036

195714 3306 304 035

206026

3307 304 021

277055 0630 502 031

274271 3307 304 014

305536 3307 304 019

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Old p/n

ZF 30 M

274242 3320 304 006

251524

201187

Old p/n

ZF 25 MA

0635 300 148 201187 0635 300 148 201187 0635 300 148

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

55

56

Shim 1.0 mm

68d

Nut (actuating lever)

Spacer ZF 15 MA - ZF 25 MA

Name plate

Oil name plate

72

73

74

75

Stud

Shim 0.5 mm

68c

Needle bearing for shift cover

Shim 0.2 mm

68b

69

Shim 0.1 mm

68a

70

Key

Key

67

67

Output shaft

Key

66

67

Reverse gear ZF 30 M - 2.7R «001» Z5=58

Reverse gear ZF 30 M - 2.15R «002» Z5=58

65

Reverse gear ZF 25 MA - 2.74R «006» Z5=52

65

65

Reverse gear HBW 250 - 3,5R «13» z = 49

Reverse gear ZF 25 MA - 2.23R «005» Z5=52

65

65

Reverse gear ZF 25 M - 2.27R «007» Z5=44

Reverse gear ZF 25 M - 2.74R «002» & «23» Z5=49

65

65

Reverse gear HBW 250 - 1,5R «16» z = 44

Reverse gear ZF 25 M - 1.88R «001» & «22» Z5=44

65

Reverse gear HBW 250 - 3L «19» z = 49

65

65

Reverse gear ZF 15 MA Z5=43

Reverse gear HBW 250 - 2L «20» z = 44

65

Reverse gear HBW 10 / ZF 12 M / ZF 15 M Z5=43

65

65

Reverse gear HBW 100 2L «17» z = 41

Reverse gear HBW 100 - 2,5R «21» z = 43

65

65

Reverse gear ZF 10 M - 2.72R «005» Z5=43

Reverse gear HBW 100 - 3R «16» z = 41

65

65

Reverse gear ZF 10 M - 1.79R «004» Z5=41

Reverse gear ZF 10 M- 2.05R «010» Z5=41

65

65

Reverse gear ZF 10 M - 1.48R «003» Z5=41

65

Item
No Part name

1

1

1

1

2

4

1

1

1

1

4

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

3304 304 012

3304 304 011

3304 304 011

3304 304 012

3304 304 011

3304 304 011

3304 304 011

Part No

-

0631 501 634

3304 301 016

3306 301 005
-

3304 301 016

3306 301 005

0637 006 157 455785 0637 006 157

0636 610 232 396330 0636 610 232

0630 004 180 337662

0630 004 179 337664

0630 000 257 337665

0630 004 177

0631 501 634 280130

Old p/n

3306 304 018 407235

Part No

HBW 10/ZF 12 M/15 M

-

-

3304 301 016

3306 301 005

-

-

455785 0637 006 157 455785

0635 303 056 268620

396330 0636 610 232 396330

280130 3306 304 007 187841

439448 3306 304 019 407280

465466

288084

288084

465466

288084

288084

288084

Old p/n

ZF 10 M

3303 304 004 325957 3304 304 013

Number ZF 3 M - ZF 5 M
per
gearbox Part No
Old p/n

Old p/n
Old p/n

3307 304 006 288969

3307 304 006 288969

3307 304 009 274240

3307 304 009 274240

3307 304 009 274240

3307 304 006 288969

3307 304 009 274240

Part No

ZF 25 M

3307 304 002

3307 304 002

Part No

3307 304 004 206121 3307 304 004

3304 301 016

3306 301 005

-

-

3306 301 007 407474

3304 301 016

3306 301 005

-

-

3304 301 016

3306 301 005

3307 301 004

0637 006 157 455785 0637 006 157 455785 0637 006 157

0635 303 056 268620 0635 303 056 268620 0635 303 056

0636 610 232 396330 0636 610 232 396330 0636 610 232

3306 304 007 187841

3320 304 005

3320 304 005

Part No

-

-

-

3304 301 016

3306 301 005

455785 0637 006 157

268620 0635 303 056

396330 0636 610 232

206121 3307 304 004

-

-

-

-

-

-

-

-

-

Old p/n

ZF 30 M

408092 3320 304 011

-

-

Old p/n

ZF 25 MA

3306 304 019 407280 3307 304 011 408092 3307 304 011

3306 304 004 407480

Part No

ZF 15 MA

Manual and Spare Parts List ZF M line

Manual and Spare Parts List ZF M line

Item
No
1
2
3
4
5
6
6
7
7
8
9
10
11
12
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
34
36
36
36
36
37
38
39
40
41
42
43
44
44
44
44
45
46
47
48

Part name
Housing assy
Cover
Cover
Spring washer
Hex screw
Actuating lever *
Actuating lever
Hex. head screw *
Hex. head screw (actuating lever)
Shaft seal ring
Cover
Dowel pin
Actuating cam assembly
Shift cover assembly
Shift fork
Shift rod
Plug
Sealing ring
Dipstick
Oil drain plug
Hex screw
Hex nut
Plug
Intermediate shaft
Disc
Intermediate gear
Needle bearing
Gasket
Gasket cover plate (or LOCTITE 574)
Shaft seal, input
Seal ring
Tapered roller bearing
Tapered roller bearing
Input shaft HBW 150 V - 1.8R «08» z = 27/22
Input shaft ZF 15 MIV - 2.13R «001» z1/z3 = 24/22
Input shaft ZF 15 MIV - 2.72R «003» z1/z3 = 18/22
Input shaft ZF 15 MIV - 2.99R «002» z1/z3 = 19/22
Shim 0.10 mm
Shim 0.15 mm
Shim 0.50 mm
Shim 1.00 mm
Hex head screw
Spacer
Thrust ring
Gear HBW 150V - 1,8R «08» z = 42
Gear ZF 15 MIV - 2.13R «001» z2 = 45
Gear ZF 15 MIV - 2.72R «003» z2 = 43
Gear ZF 15 MIV - 2.99R «002» z2 = 50
Needle bearing
Needle bearing
Spacer
Spring

Number per gearbox
1
1
1
39
8
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
14
15
1
1
2
1
1
2
1
1
2
2
1
1
1
1
1
2
2
2
2
1
1
2
1
1
1
1
2
2
2
4

ZF 15 MIV
Part No
3306 201 004
3306 301 010
3306 301 023
0630 302 090
0636 015 289
947.23.006.01
3306 308 001
0636 015 299
0636 101 727
0634 502 009
3306 308 002
0631 329 032
3306 199 008
3306 108 002
3306 208 001
3307 301 012
0636 301 041
3306 301 016
3306 201 006
3306 301 013
0636 010 376
0637 006 157
0630 361 101
3306 303 006
3307 303 002
3306 303 001
3306 303 007
3306 301 014
3306 301 015
0634 301 833
0634 300 146
0635 501 597
0635 370 050
3306 302 006
3306 302 008
3306 302 009
3306 302 007
3306 302 011
3306 302 012
3306 302 015
3306 302 016
3306 304 057
3306 303 004
3306 304 029
3306 304 015
3306 304 014
3306 304 016
3306 304 013
0635 300 148
3306 304 021
3306 304 025
3306 304 026

Old p/n
344768
206450
326369
442372
215870
195062
500635
199807
442377
106864
388242
104559
407211
407210
223563
288673
442373
326578
345480
228566
215869
455785
322382
468772
288702
254730
215878
254715
254716
215875
401647
304088
325811
439197
313952
206474
206475
228540
228539
420280
326257
344787
407221
407220
439198
407219
201187
251524
250992
387391

* Up to letter «E» production date (see name plate description pag.46)

57

Manual and Spare Parts List ZF M line

Item
No
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
70
71
72
72
73
74
76
78
78
78
78
78
78
78
78
78
78
78
78
80
81
82
83
84
85
86
87
88
89
90
91

Part name
Disc
Ring half
Internal clutch disc
External clutch disc
Shim 0.4 mm
Shim 0.5 mm
Shim 0.6 mm
Shim 0.7 mm
Disc carrier
Ball
Guide sleeve
Change selector
Pressure spring
Stop pin
Guide pin
Torsion spring
Gear z5= 43
Intermediate shaft z6=29
Cotter
Tapered roller bearing
Shim 0.1 mm
Shim 0.3 mm
Shim 0.5 mm
Nut (actuating lever)
Ring
Tapered roller bearing
Spacer ring
Shim 1.3 mm
Shim 1.4 mm
Shim 1.5 mm
Shim 1.6 mm
Shim 1.7 mm
Shim 1.8 mm
Shim 1.9 mm
Shim 2.0 mm
Shim 2.1 mm
Shim 2.2 mm
Shim 2.3 mm
Shim 2.4 mm
Gear z = 33
Key
Output shaft
Ring nut
Ring
0-Ring
0-Ring
Needle bearing
Stud
Plug
Name Plate
Oil name plate

* Up to letter «E» production date (see name plate description pag.46)

58

Number per gearbox
2
4
8
8
2
2
2
2
2
6
1
1
3
3
3
3
1
1
2
1
2
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
2
1
2
2
4
4
1
1

ZF 15 MIV
Part No

Old p/n

3306 304 030
3306 304 011
3306 304 027
3306 304 031
3306 304 035
3306 304 036
3306 304 037
3306 304 038
3306 304 032
0635 460 015
3306 304 022
3306 304 023
3306 304 006
3306 304 033
3306 304 008
3306 304 024
3306 304 018
3306 303 005
3306 304 007
0635 370 053
0630 004 260
0630 004 259
0630 004 258
0637 006 157
3306 304 054
0635 501 936
3306 304 009
3306 304 042
3306 304 043
3306 304 044
3306 304 045
3306 304 046
3306 304 047
3306 304 048
3306 304 049
3306 304 050
3306 304 051
3306 304 052
3306 304 053
3306 304 039
0631 501 182
3306 304 041
3306 304 010
3306 304 040
0634 306 072
0634 303 690
0635 303 056
0636 610 232
0636 301 039
3306 301 005
3304 301 016

407139
326830
407231
407230
195714
195715
195716
195717
407233
106700
439603
206817
287401
187840
195271
206798
407235
388411
187841
280839
280840
280841
455785
344690
327115
345469
345470
344673
344674
344675
344676
344677
344678
344679
344680
344681
344682
388410
105334
344670
195413
344644
105590
291618
268620
396330
338805
387428

Manual and Spare Parts List ZF M line

ZF M SPARE PARTS KITS

SEAL KITS
ZF 3M - ZF 5M
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring

ZF 10 M
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring

KIT P/N 3303 199 001
Q.TY
1
1
2
4
1
1
1

P/N
0634 502 009
0634 306 179
3306 301 016
3304 301 015
3306 301 015
0634 301 830
0634 300 371

KIT P/N 3304 199 003
Q.TY
1
1
2
4
1
1
1

P/N
0634 502 009
0634 306 011
3306 301 016
3304 301 015
3306 301 015
0634 301 830
0634 300 371

HBW 10 - ZF 12 M - ZF 15 M - ZF 15 MA
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring

ZF 15 MIV
PART NAME
Sealing ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
O-Ring
O-Ring

ZF 25 M - ZF 25 MA
PART NAME
Sealing ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring

ZF 30 M
PART NAME
Sealing ring
Sealing ring
Gasket
Sealing ring
Sealing ring

Q.TY
1
1
2
4
1
1
1

P/N
0634 502 009
3306 301 016
3306 301 014
3306 301 015
0634 301 833
0634 300 146
0634 306 072
0634 303 690

KIT P/N 3307 199 001
Q.TY
1
2
4
1
1
1

POSITION
Shift cover
Shift fork shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft

ID/N 500427
ID/N
106864
105679
326578
288739
254716
280135
105153

POSITION
Shift cover
Intermediate shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft

KIT P/N 3306 199 001

P/N
0634 502 009
0634 303 118
3306 301 016
3306 301 014
3306 301 015
0634 301 833
0634 300 466

KIT P/N 3306 199 004
Q.TY
1
2
2
1
1
2
1
2

ID/N 500426
ID/N
106864
105524
326578
288739
254716
280135
105153

P/N
0634 502 009
3306 301 016
3307 301 011
3306 301 015
0634 301 832
0634 300 466

ID/N
106864
105530
326578
254715
254716
215875
105159

ID/N 500428

POSITION
Shift cover
Intermediate shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft

ID/N 500429
ID/N
106864
326578
254715
254716
215875
401647
105590
291618

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Output shaft
Output shaft

ID/N 500430 (EXCL. VERS. 22; 23)
ID/N
106864
326578
274251
254716
284260
105159

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft

ID/N
-

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Input shaft
Output shaft

KIT P/N 3320 199 001
Q.TY
1
2
4
1
1

P/N
0634 502 009
3306 301 016
3307 301 011
0634 311 025
0634 311 026

59

Manual and Spare Parts List ZF M line

SEAL + CLUTCH PACK KITS
ZF 3 M - ZF 5 M
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.15 mm
Shim 0.2 mm
Shim 0.30 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.30 mm

ZF 10 M
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.1 mm
Shim 0.15 mm
Shim 0.30 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.30 mm

KIT P/N 3303 199 002
Q.TY
1
1
2
4
1
1
1
2
4
4
3
1
2
2
2
2
2
2

P/N
0634 502 009
0634 306 179
3306 301 016
3304 301 015
3306 301 015
0634 301 830
0634 300 371
3304 304 019
3304 304 040
3304 304 021
3306 304 024
0631 501 634
3304 304 029
3304 304 030
3304 304 031
3304 302 011
3304 302 012
3304 302 014

KIT P/N 3304 199 004
Q.TY
1
1
2
4
1
1
1
2
8
6
3
2
2
2
2
2
2
2

P/N
0634 502 009
0634 306 011
3306 301 016
3304 301 015
3306 301 015
0634 301 830
0634 300 371
3304 304 019
3304 304 040
3304 304 021
3306 304 024
0631 501 634
3304 304 029
3304 304 030
3304 304 031
3304 302 011
3304 302 012
3304 302 014

HBW 10 - ZF 12 M - ZF 15 M - ZF 15 MA
PART NAME
Sealing ring
O-Ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.3 mm
Shim 0.4 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.30 mm
60

Q.TY
1
1
2
4
1
1
1
2
8
8
3
2
2
2
2
2
2

ID/N 500436
ID/N
106864
105524
326578
288739
254716
280135
105153
288748
288758
206798
280130
500016
288975
288974
288731
288732
288734

POSITION
Shift cover
Shift fork shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
Output shaft
Clutch pack
Clutch pack
Clutch pack
Input + output shaft
Input + output shaft
Input + output shaft

ID/N 500437
ID/N
106864
105679
326578
288739
254716
280135
105153
288748
288758
206798
280130
500016
288975
288974
288731
288732
288734

POSITION
Shift cover
Intermediate shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
Output shaft
Clutch pack
Clutch pack
Clutch pack
Input + output shaft
Input + output shaft
Input + output shaft

KIT P/N 3306 199 007

P/N
0634 502 009
0634 303 118
3306 301 016
3306 301 014
3306 301 015
0634 301 833
0634 300 466
3306 304 029
3306 304 027
3306 304 031
3306 304 024
3306 304 007
3306 304 034
3306 304 035
3304 302 011
3304 302 012
3304 302 014

ID/N
106864
105530
326578
254715
254716
215875
105159
344787
407231
407230
206798
187841
500254
195714
288731
288732
288734

ID/N 500438

POSITION
Shift cover
Intermediate shaft
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
output shaft
Clutch pack
Clutch pack
Input + output shaft
Input + output shaft
Input + output shaft

Manual and Spare Parts List ZF M line

SEAL + CLUTCH PACK KITS
ZF 15 MIV KIT P/N 3306 199 005
PART NAME
Sealing ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
O-Ring
O-Ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.3 mm
Shim 0.4 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.30 mm

ZF 25 M - ZF 25 MA
PART NAME
Sealing ring
Sealing ring
Gasket
Gasket
Sealing ring
Sealing ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.3 mm
Shim 0.4 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.20 mm

ZF 30 M

Q.TY
1
2
2
1
1
2
1
2
2
8
8
3
2
2
2
2
2
2

ID/N 500439
P/N
0634 502 009
3306 301 016
3306 301 014
3306 301 015
0634 301 833
0634 300 146
0634 306 072
0634 303 690
3306 304 029
3306 304 027
3306 304 031
3306 304 024
3306 304 007
3306 304 034
3306 304 035
3306 302 011
3306 302 012
3306 302 014

KIT P/N 3307 199 002
Q.TY
1
2
4
1
1
1
2
10
8
3
4
2
2
2
2
2

ID/N
106864
326578
254715
254716
215875
401647
105590
291618
344787
407231
407230
206798
187841
500254
195714
206474
206475
206477

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Output shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
Intermediate shaft
Clutch pack
Clutch pack
Input + intermediate shaft
Input + intermediate shaft
Input + intermediate shaft

ID/N 500440 (EXCL. VERS. 22; 23)

P/N
0634 502 009
3306 301 016
3307 301 011
3306 301 015
0634 301 832
0634 300 466
3307 304 020
3307 304 021
3307 304 005
3306 304 024
3307 304 004
3306 304 034
3306 304 035
3307 302 006
3307 302 007
3307 302 008

ID/N
106864
326578
274251
254716
284260
105159
327395
206026
206798
206121
500254
195714
274252
274253
274254

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Shifting cover
Input shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
Output shaft
Clutch pack
Clutch pack
Input + output shaft
Input + output shaft
Input + output shaft

P/N
0634 502 009
3306 301 016
3307 301 011
0634 311 025
0634 311 026
3307 304 020
3307 304 021
3307 304 005
3306 304 024
3307 304 004
3306 304 034
3306 304 035
3307 302 006
3307 302 007
3307 302 008

ID/N
-

POSITION
Shift cover
Drain plug/oil dipstick
Cover
Input shaft
Output shaft
Bearing/gear
Clutch pack
Clutch pack
Disc carrier
Output shaft
Clutch pack
Clutch pack
Input + output shaft
Input + output shaft
Input + output shaft

KIT P/N 3320 199 003

PART NAME
Sealing ring
Sealing ring
Gasket
Sealing ring
Sealing ring
Thrust washer
Inner clutch disc
Outer clutch disc
Spring
Key
Shim 0.3 mm
Shim 0.4 mm
Shim 0.1 mm
Shim 0.15 mm
Shim 0.20 mm

Q.TY
1
2
4
1
1
2
12
10
3
4
2
2
2
2
2

61

Manual and Spare Parts List ZF M line

BEARING KITS (ALL VERSIONS)
ZF 3 M - ZF 5 M KIT 501220

P/N 3303 199 003

PART NUMBER
0635 501 943
0635 300 526
0635 300 411
3303 304 012
3304 302 011

ZF 10 M

DESCRIPTION
Tapered roller bearing
Cage
Needle cage
Needle bearing inner race
Shim 0.10 mm

KIT 501221

DESCRIPTION
Tapered roller bearing
Cage
Needle cage
Needle bearing inner race
Shim 0.10 mm

KIT 501222

PART NUMBER
0635 501 597
0635 300 148
3306 304 021
3306 303 007
0635 303 056
3306 302 011

ZF 15 MIV

62

DESCRIPTION
Tapered roller bearing
Tapered roller bearing
Tapered roller bearing
Cage
Tapered roller bearing
Needle cage
Needle bearing inner race
Needle bearing
Shim 0.10 mm
Shim 0.10 mm

KIT 501224

LOCATION
Input + Output shaft
Reverse gear
Reverse gear
Intermediate shaft
Shift cover
Input + Output shaft

Q.TY
4
2
2
1
2
4

LOCATION
Input shaft
Clutch shaft
Clutch shaft
Intermediate shaft
Output shaft
Reverse gear
Reverse gear
Shift cover
Clutch shaft
Input + Output shaft

Q.TY
2
1
1
1
2
2
2
1
2
4

LOCATION
Input shaft
Output shaft
Reverse gear
Reverse gear
Intermediate shaft
Shift cover
Input + Output shaft

Q.TY
2
2
2
2
1
2
4

LOCATION
Input shaft
Output shaft
Reverse gear
Reverse gear
Intermediate shaft
Shift cover
Input + Output shaft

Q.TY
2
2
4
4
2
2
4

P/N 3307 199 003

PART NUMBER
0635 370 042
0635 370 051
0635 300 148
3306 304 021
3307 303 004
0635 303 056
3307 302 006

DESCRIPTION
Tapered roller bearing
Tapered roller bearing
Needle cage
Needle bearing inner race
Cage
Needle bearing
Shim 0.10 mm

PART NUMBER
0635 370 042
0635 370 051
0635 300 148
3306 304 021
0635 300 114
0635 303 056
3307 302 006

DESCRIPTION
Tapered roller bearing
Tapered roller bearing
Needle cage
Needle bearing inner race
Cage
Needle bearing
Shim 0.10 mm

ZF 30 M

Q.TY
4
1
2
2
4

P/N 3306 199 006

PART NUMBER
0635 501 597
0635 370 050
0635 370 053
3306 303 007
0635 501 936
0635 300 148
3306 304 021
0635 303 056
0630 004 260
3306 302 011

ZF 25 M - ZF 25 MA

LOCATION
Input + Output shaft
Intermediate shaft
Reverse gear
Reverse gear
Input + Output shaft

P/N 3306 199 003

DESCRIPTION
Tapered roller bearing
Needle cage
Needle bearing inner race
Cage
Needle bearing
Shim 0.10 mm

KIT 501223

Q.TY
4
1
2
2
4

P/N 3304 199 005

PART NUMBER
0635 501 943
0635 300 530
3304 304 037
3304 304 022
3304 302 011

HBW 10 - ZF 12 M - ZF 15 M

LOCATION
Input + Output shaft
Intermediate shaft
Reverse gear
Reverse gear
Input + Output shaft

P/N 3320 199 002

Manual and Spare Parts List ZF M line

10. Drawings (Explosion view)
ZF 3M, ZF 5M, ZF 10M, ZF 12M, ZF 15M, ZF 15MA, ZF 25M, ZF 25MA, ZF 30M,

63

Manual and Spare Parts List ZF M line

68a

68b

68d
68c

ZF 3M, ZF 5M, ZF 10M, ZF 12M, ZF 15M, ZF 15MA, ZF 25M, ZF 25MA, ZF 30M,

64

Manual and Spare Parts List ZF M line

ZF 15 MIV

65

Manual and Spare Parts List ZF M line

ZF 15 MIV

66

Manual and Spare Parts List ZF M line

ZF 15 MIV

66

www.miniato.it

ZF-HURTH MARINE



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