Graco 332291B G3 Standard Automatic Lubrication Pump Users Manual 332291B, Pump, English

2015-04-02

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Instructions

G3 Standard Automatic
Lubrication Pump

332291B
EN

For dispensing of NLGI Grades #000 to #2 greases and oil with at least 40cSt. For
Professional Use Only.
Not approved for use in explosive atmospheres or hazardous locations.

Part Nos., page 3
5100 psi (35.1 MPa, 351.6 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.

TI14705

Conforms to ANSI/UL 73
Certified to CAN/CSA
Std. 22.2 No 68-09
3132066

Contents
Part / Model Numbers . . . . . . . . . . . . . . . . . . . . . . . 3
2 Liter Models . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
4 Liter Models . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
8 Liter Models . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
12 Liter Models . . . . . . . . . . . . . . . . . . . . . . . . . . 3
16 Liter Models . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Understanding the Model Number . . . . . . . . . . . 4
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Typical Installation . . . . . . . . . . . . . . . . . . . . . . . 8
Choosing an Installation Location . . . . . . . . . . . . 9
System Configuration and Wiring . . . . . . . . . . . 10
Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Connecting to Auxiliary Fittings . . . . . . . . . . . . . 18
Setting Pump Outlet Volume . . . . . . . . . . . . . . . 19
Loading Grease . . . . . . . . . . . . . . . . . . . . . . . . 19
Filling Oil Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Priming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
No Controller Operation . . . . . . . . . . . . . . . . . . . . 22
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Parts - 2 Liter Models . . . . . . . . . . . . . . . . . . . . . . 26
Parts - 4 Liter and Larger Models . . . . . . . . . . . . . 27
Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Mounting Pattern . . . . . . . . . . . . . . . . . . . . . . . . 33
Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 34
Graco Information . . . . . . . . . . . . . . . . . . . . . . . 34

2

332291B

Part / Model Numbers

Part / Model Numbers
The Part Number is a six-digit unique number that is only used to order the G3 Pump. Directly related to this six digit
Part Number is the configured Graco Model Number. This configured number identifies the distinct features of a specific G3 Pump. To help you understand each component that makes up the Model Number see Understanding Your
Model Number, page 4. The tables below shows the relationship between each Part Number and its related Model
Number.

2 Liter Models
Part
Numbers
96G000
96G001
96G002
96G003
96G005
96G006
96G007
96G008
96G050
96G059
96G182

8 Liter Models
Model Number

G3-G-12NC-2L0000-00C00000
G3-G-24NC-2L0000-00C00000
G3-G-ACNC-2L0000-0D000000
G3-G-12NC-2L0A00-L0C00000
G3-G-24NC-2L0A00-L0C00000
G3-G-24NC-2FA00-L0C00000
G3-G-ACNC-2L0A00-LD000000
G3-G-ACNC-2LFA00-LD00000
G3-A-24NC-2L0A00-L0C00000
G3-A-ACNC-2L0A00-LD000000
G3-G-24NC-2L0A00-0D00L000

4 Liter Models
Part
Numbers
96G038
96G040
96G042
96G044
96G048
96G051
96G053
96G055
96G060
96G062
96G179
96G184

332291B

Model Number
G3-G-12NC-4L0L00-00C00000
G3-G-24NC-4L0000-00C00000
G3-G-ACNC-4L0000-0D000000
G3-G-12NC-4L0A00-L0C00000
G3-G-24NC-4L0A00-L0C00000
G3-A-24NC-4L0A00-L0C00000
G3-G-24NC-4LFA00-L0C00000
G3-G-ACNC-4L0A00-LD000000
G3-A-ACNC-4L0A00-LD000000
G3-G-ACNC-4LFA00-LD000000
G3-G-ACNC-4LFA00-0D00L000
G3-G-24NC-4L0A00-0D00L000

Part
Numbers
96G039
96G041
96G043
96G045
96G049
96G052
96G056
96G061
96G187

Model Number
G3-G-12NC-8L0000-00C00000
G3-G-24NC-8L0000-00C00000
G3-G-ACNC-8L0000-0D000000
G3-G-12NC-8L0A00-L0C00000
G3-G-24NC-8L0A00-L0C00000
G3-A-24NC-8L0A00-L0C00000
G3-G-ACNC-8L0A00-LD000000
G3-A-ACNC-8L0A00-LD000000
G3-G-ACNC-8LFA00-0D00L000

12 Liter Models
Part
Numbers
96G057
96G171

Model Number
G3-G-ACNC-120A00-LD000000
G3-G-24NC-120000-00C00000

16 Liter Models
Part
Numbers
96G058
96G172

Model Number
G3-G-ACNC-160A00-LD000000
G3-G-24NC-160000-00C00000

3

Part / Model Numbers

Understanding the Model Number
Use the Code Sample provided below to identify each component’s location in the Model Number. The options for
each component that make up the code are provided on the lists below.
NOTE: Other pump configurations are available that are not documented in this manual. Contact Graco Customer
Service or your local Graco distributor for assistance.
G

3

-

G

-

Code Sample:

a

a

N C
b b

-

G3 - G = Identifies pump as being a G3; G = Grease
G3 - A = Identifies pump as being a G3; A = Oil
Code aa: Power Source
•
•
•

0
f

0
f

d

e

-

g

h

•

0 = No Follower Plate

i

0
j

0 0
k m n

0
p

Code e: Low Level Option
A = External Low Level
0 = No Low Level monitoring

Code ff: Options
•

NC = No Controller

Code cc: Reservoir Capacity (Liters)
•
•
•
•
•

c

•
•

12 = 12 Volts DC
24 = 24 Volts DC
AC = 100 - 240 Volts AC

Code bb: Operation Control
•

c

2L = 2 Liters
4L = 4 Liters
8L = 8 Liters
12 = 12 Liters
16 = 16 Liters

00 = No Options

Code g, h, i, j, k, m, n, p
NOTE: Codes g - p relate to a specific location on the
G3 pump. See FIG. 1 for these locations.
•
•
•
•

C = CPC
D = DIN
L = Low Level
0 = Not populated

Code d: Follower Plate Installed
•

F = Follower Plate Installed

k
m

h
g
i

j

n

p

FIG. 1

4

332291B

Warnings

Warnings
The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When
these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific
hazard symbols and warnings not covered in this section may appear throughout the body of this manual where
applicable.

WARNING
ELECTRIC SHOCK HAZARD
This equipment must be grounded. Improper grounding, setup, or usage of the system can cause
electric shock.
• Turn off and disconnect power at main switch before disconnecting any cables and before servicing
or installing equipment.
• Connect only to grounded power source.
• All electrical wiring must be done by a qualified electrician and comply with all local codes and
regulations.
EQUIPMENT MISUSE HAZARD
Misuse can cause death or serious injury.
• Do not operate the unit when fatigued or under the influence of drugs or alcohol.
• Do not exceed the maximum working pressure or temperature rating of the lowest rated system
component. See Technical Data in all equipment manuals.
• Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all
equipment manuals. Read fluid and solvent manufacturer’s warnings. For complete information
about your material, request MSDS from distributor or retailer.
• Turn off all equipment and follow the Pressure Relief Procedure when equipment is not in use.
• Check equipment daily. Repair or replace worn or damaged parts immediately with genuine manufacturer’s replacement parts only.
• Do not alter or modify equipment. Alterations or modifications may void agency approvals and create
safety hazards.
• Make sure all equipment is rated and approved for the environment in which you are using it.
• Use equipment only for its intended purpose. Call your distributor for information.
• Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.
• Do not kink or over bend hoses or use hoses to pull equipment.
• Keep children and animals away from work area.
• Comply with all applicable safety regulations.

332291B

5

Warnings

WARNING
+

SKIN INJECTION HAZARD
High-pressure fluid from dispensing device, hose leaks, or ruptured components will pierce skin. This
may look like just a cut, but it is a serious injury that can result in amputation. Get immediate surgical
treatment.
• Do not point dispensing device at anyone or at any part of the body.
• Do not put your hand over the fluid outlet.
• Do not stop or deflect leaks with your hand, body, glove, or rag.
• Follow the Pressure Relief Procedure when you stop dispensing and before cleaning, checking, or
servicing equipment.
• Tighten all fluid connections before operating the equipment.
• Check hoses and couplings daily. Replace worn or damaged parts immediately.
PRESSURIZED EQUIPMENT HAZARD
Over-pressurization can result in equipment rupture and serious injury.
• A pressure relief valve is required at each pump outlet.
• Follow Pressure Relief Procedure in this manual before servicing.
PLASTIC PARTS CLEANING SOLVENT HAZARD
Many solvents can degrade plastic parts and cause them to fail, which could cause serious injury or
property damage.
• Use only compatible water-based solvents to clean plastic structural or pressure-containing parts.
• See Technical Data in this and all other equipment instruction manuals. Read fluid and solvent
manufacturer’s MSDSs and recommendations.
MOVING PARTS HAZARD
Moving parts can pinch, cut or amputate fingers and other body parts.
• Keep clear of moving parts.
• Do not operate equipment with protective guards or covers removed.
• Pressurized equipment can start without warning. Before checking, moving, or servicing equipment,
follow the Pressure Relief Procedure and disconnect all power sources.
PERSONAL PROTECTIVE EQUIPMENT
Wear appropriate protective equipment when in the work area to help prevent serious injury, including
eye injury, hearing loss, inhalation of toxic fumes, and burns. This protective equipment includes but is
not limited to:
• Protective eyewear, and hearing protection.
• Respirators, protective clothing, and gloves as recommended by the fluid and solvent manufacturer

6

332291B

Installation

Installation
Grounding

The equipment must be grounded. Grounding reduces the risk of electric shock by providing an escape wire
for the electrical current in the event of malfunction or breakdown. This product is equipped with a cord having
an equipment grounding conductor. The wire with insulation having an outer surface that is green with or
without yellow stripes is the grounding wire.

Component Identification
M

K

A

L
Oil Models

Grease Models
C

Grease Models with Follower
Plate
E
D
H

F
J

96GXXX
G3-G-24NC-2L0A00-L0C00000

I
B

FIG. 2:
Key:
A
B
C
D
E
F
G

Reservoir
Adjustable Pump Element (1 included. Can accommodate 3
total)
Pressure Relief Valve (Not included / required for each outlet
- Available from Graco. See Parts, page 30.)
Zerk Inlet Fill Fitting (1 included / grease models only)
Pump Outlet Plug (2 included)
Volume Control Spacers (2 included. More spacers = less
output volume per stroke) (also see FIG. 13, page 19)
Fuse (DC models only - Not included, not shown. Available
from Graco. See Parts, page 30.)

332291B

H
I
J
K
L
M

Power / Sensor Panel (both sides; only one side shown)
Part Number / Model Number example only shown, (see
page 4, Understanding the Model Number, for details)
Power Cord (DIN shown)
Follower Plate (grease models only / not available on all
grease models)
Vent Hole for Follower Plate (grease models only / not
available on all grease models)
Fill cap (oil models only)

7

Installation

Typical Installation
Divider Installations

B

D
E

A

F

Injector Installations
E

H

B

D
A

A Connected to fuse / power
B Pressure relief valve (Not included/ required for each outlet user supplied. See Parts, page 30)
D Series progressive divider valves (Divider Installations)
- Injectors (Injector Installations)
E To lube points

8

F

G

F - Proximity Switch (Divider Installations)
- Pressure switch (Injector Installations)
G Vent valve (Not included / available from Graco. See Parts,
page 31.)
H Return to reservoir

332291B

Installation

Choosing an Installation Location

AUTOMATIC SYSTEM ACTIVATION HAZARD
If the system is equipped with has an automatic timer (user supplied) that activates the pump lubrication system
when power is connected or when exiting the programming function, unexpected activation of the system could result
in serious injury, including skin injection and amputation.
Before you install or remove the lubrication pump from the system, disconnect and isolate all power supplies and
relieve all pressure.
•

•

Select a location that will adequately support
the weight of the G3 Pump and lubricant, as
well as all plumbing and electrical connections.

332291B

Always mount the G3 oil models upright.

•

If the G3 grease model is going to be operated
in a tilted or inverted position for any period of
time, you must use a model that includes a follower plate, otherwise the G3 must be mounted
upright. Refer to your model number to confirm
if a follower plate was installed on your pump.
See page 4, Understanding the Model Number
to identify this character in your model number.

•

Use the three fasteners (included) to secure the
G3 to the mounting surface.

•

Some installations may require an additional
reservoir support bracket. Consult your Graco
distributor for assistance with this installation.

Refer to the two mounting hole layouts provided
in the Mounting Pattern section of this manual,
page 33.
NOTE: The two mounting hole layouts provided
in the Technical Data section show the only correct installation patterns to use for mounting the
G3. No other installation configurations should
be used.

•

•

Use designated mounting holes and provided
configurations only.

9

Installation

System Configuration and Wiring
Fuses
NOTICE

.

Improper installation of the grounding conductor may
result in a risk of electric shock. This product must be
installed by a qualified electrician in compliance with
all state and local codes and regulations.
If the product is permanently connected:
•

it must be installed by a qualified electrician or serviceman.

•

it must be connected to a grounded, permanent wiring system.

Fuses (user supplied) are required on all DC models. To avoid equipment damage:
•

Never operate G3 Pump DC models without a
fuse installed.

•

A fuse of the correct voltage must be installed in
line with the power entry to the system.

Fuse Kits are available from Graco. The following Table
identifies the correct fuse to use for your input voltage
and the corresponding Graco Kit number.

If an attachment plug is required in the end use
application:
•

it must be rated for the product electrical specifications.

•

it must be an approved, 3-wire grounding type
attachment plug.

•

it must be plugged into an outlet that is properly
installed and grounded in accordance with all local
codes and ordinances.

•

10

when repair or replacement of the power cord or
plug is required, do not connect the grounding wire
to either flat blade terminal.

Input Voltage
12 VDC
24 VDC

Fuse Value
7.5 A
4A

Graco Kit No.
571039
571040

Recommendations for Using Pump in
Harsh Environments
•

Use pump with CPC style power cable.

•

If using a DIN style power or alarm harness with a
right angle mating connector, make sure the connector does not exit the unit in the UP direction.

•

Use a corrosion preventative electrical grease on all
contacts.

332291B

Installation

Wiring and Installation Diagrams
The following Table identifies the wiring and installation diagrams for the cable included with the pump provided in
this manual.
Diagram

332291B

Symbol

Page #

Power DIN AC

12

Power DIN DC

13

Power CPC DC

14

Low Level Outputs

15

11

Installation

Power DIN AC - 15 foot: Part No. 16U790

Pin and Related Wire Color (FIG. 3)
Pin Pin Name
1
2
3
4

Line
NEUTRAL
Not Used
GROUND

Color
Black
White
Not Used
Green

Connector on Housing

Connector on Cable
(4)

(4)

(2)

(1)

(1)

(2)

(3)

Example Wiring Diagram

1
2
3
4

FIG. 3

12

332291B

Installation

Power DIN DC - 15 foot: Part No. 16U790
NOTICE
Be sure when power is applied that stirring paddle
rotates clockwise (when viewed from the top). If it is
wired incorrectly paddle could rotate counter-clockwise
which will damage the pump’s internal components. If
this happens, stop the pump immediately and wire unit
correctly.
Pin and Related Wire Color (FIG. 5)
Pin

Pin Name

Color

1
2
3
4

-VDC
+VDC
Not Used
Not Used

Black
White
Not Used
Green

FIG. 4

Connector on Housing

Connector on Cable
(4)

(4)

(2)

(1)

(1)

(2)

(3)

Example Wiring Diagram
Ignition Switch

Fuse

1
2
3
4

12V-pump - 7.5A - Graco kit #571039
24V pump - 4A - Graco kit #571040

FIG. 5

332291B

13

Installation

Power CPC DC - 15 foot: Part No. 126217
Pin and Related Wire Color (FIG. 6)
Pin

Pin Name

Color

1
2
3
4
5
6
7

Not Used
-VDC
+VDC
Not Used
Not Used
Not Used
Not Used

Not Used
Black
White
Not Used
Not Used
Not Used
Green

Connector on Housing

Connector on Cable
(2)

(2)

(3)

(1)
(3)

(1)

(7)

(6)

(4)

(5)

(4)

(7)
(5)

(6)

Example Wiring Diagram
Ignition Switch

Fuse

12V-pump - 7.5A - Graco kit #571039
24V pump - 4A - Graco kit #571040

1
2
3
4
5
6
7

FIG. 6

14

332291B

Installation

Low Level Outputs
See Low Level Output Option, page 22 for functional description. See Technical Data, page 32 for ratings.
Pin Pin Name
1
2
3
4

Not Used
Not Used
LL N.O.
LL COM

Connector on Housing

Connector on Housing
(4)

(4)

(3)
(1)

(1)
(2)

(3)

(2)

Example Wiring Diagram

1
2
3
4

G3

FIG. 7

332291B

15

Installation

Part No. 124333: Cable Pin Out (M12)
Part No. 124300: Field Wireable Pin Out
(M12)

Wire Colors
Item No.

Color

1
2
3
4

Brown
White
Blue
Black

Wire Colors
Item No.
1
2
3
4

	



Color
Brown
White
Blue
Black

	
		



	
	

	


	
	

	











	

	


FIG. 9







FIG. 8

16

332291B

Installation

Part No. 124594: 4 Pin Eurofast Field
Wireable Connector

Part No. 124595: 5 Pin Eurofast Field
Wireable Connector















FIG. 10

332291B

FIG. 11

17

Setup

Setup

Connecting to Auxiliary Fittings

Pressure Relief
Follow the Pressure Relief Procedure whenever
you see this symbol.
NOTICE
Do not attach unsupported equipment to auxiliary fittings such as fill ports and pump element. Attaching
unsupported equipment to these fitting can result in
irreparable housing damage.

This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury
from pressurized fluid, such as skin injection,
splashing fluid and moving parts, follow the Pressure
Relief Procedure when you stop spraying and before
cleaning, checking, or servicing the equipment.
Relieve pressure in system using two wrenches working in opposite directions on pump element and pump
element fitting to slowly loosen fitting only until fitting
is loose and no more lubricant or air is leaking from fitting.
NOTE: When loosening pump element fitting, do NOT
loosen pump element. Loosening pump element will
change the output volume.

•

Always use two wrenches working in opposite
directions when connecting anything to pump
element or auxiliary fittings. See FIG. 12 for an
example.

•

Torque pump element fittings to 50 in. lbs (5.6
N•m).

•

When connecting pump element into housing
torque to 50 in. lbs (5.6 N•m).

Pressure Relief Valves

To prevent over-pressurization, which can result in
equipment rupture and serious injury, a pressure relief
valve appropriate for the lubrication system must be
installed close to every pump outlet to alleviate unintended pressure rises in the system and protect the G3
pump from damage.

FIG. 12

18

•

Only use a pressure relief valve that is rated for no
more than the working pressure of the G3 pump it
is installed on. See Technical Data, page 27.

•

Install a pressure relief valve close to every pump
outlet; before any auxiliary fitting.

NOTE: A pressure relief valve can be purchased from
Graco. See Parts, page 30.

332291B

Setup

Setting Pump Outlet Volume

3. Tighten pump element fitting. Torque fitting to 50 in.
lbs (5.6 N•m).

NOTE:
•

Before making any adjustments to pump volume,
Relieve Pressure following procedure on page 18.

•

Only use Graco supplied spacers to control output
volume.

•

It may be necessary to repeat this outlet volume
setup procedure after the pump is operating to
re-adjust the volume of dispensed fluids.

1. Use a wrench to turn pump element counter-clockwise to loosen. Do not remove entire pump element.
Only back pump element out enough to allow
spacer to be slid on or off.

FIG. 13

Loading Grease
To ensure optimal performance from the G3:
•

Only use NLGI #000 - #2 greases appropriate for
your application, automatic dispensing, and the
equipment’s operating temperature. Consult with
machine and lube manufacturer for details.

•

The reservoir can be filled using a hand operated
pump, pneumatic pump or electric transfer pump.

•

Do not overfill (FIG. 15).

•

Do not operate G3 without reservoir attached.

2. If needed, remove or insert spacers to achieve
required pump output volume. A tool may be
needed to facilitate removal.
Pump volume control is set using either no (0) spacers, 1 or 2 spacers (FIG. 13).
Do not use more than 2 spacers to adjust output volume.
No. Spacers
2
1
0

Output Volume / Minute
cubic inches
cubic cm
0.12
2
0.18
3
0.25
4

NOTE:
•

The amount of dispensed volume can vary depending on external conditions such as lubricant temperature and back pressure from downstream
connections.

•

Use of these volume adjustment in conjunction with
setting the ON time of the pump will allow for control
of the output volume.

•

Use these volume adjustments as a starting point
and adjust as necessary to ensure desired lubrication dispense.

332291B

NOTICE
•

Always clean fitting (D) with a clean dry cloth
prior to filling reservoir. Dirt and/or debris can
damage pump and/or lubrication system.

• Care must be used when filling the reservoir
using a pneumatic or electric transfer pump to
not pressurize and break the reservoir.

19

Setup

Models without a follower plate:

For models using an external controller, start pump
operation per your controller specifications.

1. Connect fill hose to inlet fitting (FIG. 14).
E

3. Fill reservoir with grease until seal of follower plate
breaches the vent hole (FIG. 16) and the majority of
air is expelled from the reservoir.

D
vent hole
FIG. 14
2. For higher viscosity fluids, start pump to rotate stirring paddle during fill to prevent air pockets from
forming in grease.
For models using an external controller, start pump
operation per your controller specifications.

FIG. 16
NOTE: Vent port, located in rear of reservoir, should not
be used as an overfill port/indicator.

3. Fill reservoir with NLGI grease to max fill line.

4. Remove fill hose.

NOTE: Vent port, located in rear of reservoir, should not
be used as an overfill port/indicator.

Changing Greases
When changing greases, always use compatible fluids
or greases.

max fill line
FIG. 15
4. Remove fill hose.

Models with a follower plate:
1. Connect fill hose to inlet fitting (FIG. 14).
2. For higher viscosity fluids, start pump to rotate stirring paddle during fill to prevent air pockets from
forming in grease.

20

332291B

Setup

Filling Oil Unit
•

Only use oil appropriate for your application, automatic dispensing, and the equipment’s operating
temperature. Consult with machine and lube manufacturer for details.

•

The reservoir can be filled using a hand operated
pump, pneumatic pump or electric transfer pump.

•

Do not overfill (FIG. 17).

•

Do not operate G3 without reservoir attached.

•

Only use oils with viscosity at least 40 cSt.
FIG. 18
2. Only run pump until air is no longer dispensed with
the lubricant coming out of element fitting (FIG. 19).

a

b

FIG. 17
1. Remove fill cap (a).
2. Pour oil into reservoir to fill line (b).
3. Replace fill cap. Hand tighten cap, securely.

FIG. 19

Priming

3. Tighten pump element fitting using two wrenches
working in opposite directions (FIG. 18).

NOTE: It is not necessary to prime pump every time
pump is filled with lubricant.
Pump only requires priming the first time it is used or if it
is allowed to run dry.
1. Loosen pump element fitting (FIG. 18).
NOTE: When loosening pump element fitting, do NOT
loosen pump element. Loosening pump element will
change the output volume

332291B

21

No Controller Operation

No Controller Operation
The G3 Pump can be controlled using an external, user
supplied, power source and controller.
Refer to the Typical Installation diagrams provided on
page 8 for correct location of the required pump ground
wire and fuses.
NOTE:
•

•

When using an external power source and controller, Pump ON (Run) Time should be set for no longer than 30 minutes.
In most cases, Pump OFF (Rest) Time should be
twice as long as Pump ON (Run) time. If alternative
ON / OFF times are required, contact Graco Customer Service for assistance.

Low Level Output Option
Some G3 pumps without controllers include a Low Level
Output Option. It can be configured with an M12 connector in code location “G” or with a DIN connector in
code location “K”. (See Understanding the Model Number, page 4.)The low level signal is monitored across
PINS 3 and 4. For PIN 3 and 4 locations and wiring
information the Low Level Outputs diagram, page 15.
NOTE: A low level warning is triggered when the controller detects PINS 3 and 4 have momentarily closed.
Grease Pumps
When the grease level has reached a low warning level,
PINS 3 and 4 momentarily close (1 time per paddle revolution) sending the signal that the fluid has reached a
low level to the controller.
To ensure that a low level condition has been met, 3 or
more low level triggers must be detected within 1 minute
or less.
See FIG. 20 for an illustration of a typical Low Level Output response to low grease level.

Typical Low Level Output Response with Low Level Fluid in Grease Models

200 ms

Closed
Contact
Position

Open

3s
FIG. 20

22

332291B

No Controller Operation

Oil Pumps
When the oil level has reached a low warning level,
PINS 3 and 4 close, sending the signal to the controller
that the fluid has reached a low level.

To ensure that a low level condition has been met, the
low level trigger must be detected for 10 continuous seconds.
See FIG. 21 for an illustration of a typical Low Level Output response to low oil level.

Typical Low Level Output Response with Low Level Fluid in Oil Models

Closed
Contact
Position

Open
FIG. 21

332291B

23

Troubleshooting

Troubleshooting

Problem
Unit does not power on

Unit does not power on (DC models
only)

Cause
Incorrect/loose wiring

Solution
Refer to Installation instructions,
page 7.

Tripped external fuse due to internal
component failure

Contact Graco Customer Service.

Tripped external fuse due to pumping non-cold weather lubricant in
cold weather -13°F (-25°C)

Replace lubricant with pumpable
lubricant, rated for environmental
conditions and application.
Replace fuse.

Unit does not power on (AC models
only)

Tripped internal power supply fuse
due to power supply failure

Contact Graco Customer Service.

Reservoir retaining tabs are
cracked or broken

Replace reservoir.

Lubricant leaks past seal located on
the bottom of the reservoir

Reservoir is being pressurized
during filling

Ensure vent hole is not plugged.

Unit not pumping during ON cycle,
but external controller functions

Failed motor

Replace unit.

Air is trapped in the reservoir
between the follower plate and lubricant

Add grease following Loading
Grease instructions, page 19.
Ensure air is purged.

Pump takes several minutes before
it begins pumping at the highest
pump volume setting (no stroke
adjust spacers installed)

Pumping non-cold weather lubricant
in cold weather -13°F (-25°C)

Add 1 stroke adjust spacer and
adjust lube cycle time to accommodate the difference in pump volume
per stroke.

In an Injector System without sensor feedback, unit does not vent
properly

Vent valve time needs to be configured

Adjust external vent valve control
time.

Follower plate is not going down

24

If problem persists, contact Graco
Customer Service or your local
Graco distributor for assistance.

332291B

Maintenance

Maintenance
Frequency

Component

Required Maintenance
Keep all fittings clean using a clean
dry cloth. Dirt and/or debris can damage pump and/or lubrication system.

Daily and at refill

Zerk Fittings

Daily

G3 Pump Unit and Reservoir

Keep pump unit and reservoir clean
using a clean dry cloth.

Monthly

External Wiring Harness

Verify external harnesses are
secure.

332291B

25

Parts - 2 Liter Models

Parts - 2 Liter Models
40b
Follower Plate
Models Only

Low Level Grease Models Only
40a

43

45

44
35

42

57
27 1

41
16

36

60 23

13
15
Low Level Oil Models Only
12

14
67
18

3 37
21

66
1

33

1 Torque to 4 in. lbs (0.45 N.m)

3
42

26

17 3

2 Torque to 30 in. lbs (3.4 N.m)
3 Torque to 50 in. lbs (5.6 N.m)
332291B

Parts - 4 Liter and Larger Models

Parts - 4 Liter and Larger Models
Follower Plate
Models Only

40a

40b

43
44
Low Level Grease Models Only

41

42

45

36
35

57
27 1

61
16

62
13

14

60
15

12
18

23

Low Level Oil Models Only

3 37

21

33

1

67

17 3

66

1 Torque to 4 in. lbs (0.45 N.m)

3

4 2

2 Torque to 30 in. lbs (3.4 N.m)
3 Torque to 50 in. lbs (5.6 N.m)

332291B

27

Parts

Parts
Ref

Part

1

Description

Qty

BASE, three pump housing

1

3

278142

COVER, bottom, with seal

1

4

115477

SCREW, mach, torx pan hd

9

12

127079

13

124396

RECT-RING, included in kit
571042, 571069, 571179
O-RING, 258, included in Kit
571042, 571044, 571045, 571069,
571179

1

15

BEARING, ball

1

17
18

16F368

21

278145

28

PLUG, pump, 3/4-16

27

123025

33


16A579 LABEL, safety

1

1

1

36

1

1

LABEL, brand
123741

40a 24E984
1
40b 16G021
1
40a 24B702
1
2

1

WIPER, stirring, models without
follower plate - models 96G000,
96G001, 96G002, 96G003,
96G005, 96G007,
96G038-96G045, 96G048,
96G049, 96G055-96G058,
96G171, 96G172, 96G182,
96G184, included in Kit 571044
WIPER, stirring, models with follower plate - models 96G006,
96G008, 96G053, 96G062,
96G179, 96G187, included in Kit
571045

35

37

Qty

PADDLE, low level, models
96G003-96G008, 96G038,
96G044, 96G045, 96G048,
96G049, 96G053,
96G055-96G058, 96G062,
96G179, 96G182, 96G184,
96G187
SCREW, M6, models
96G003-96G008, 96G038,
96G044, 96G045, 96G048,
96G049, 96G053,
96G055-96G058, 96G062,
96G179, 96G182, 96G184,
96G187

278136

1

1

Description

23


2

PLATE, ricer

16

Part

1

14

PADDLE, stirring, 2 Liter models
without follower plate - models
96G000, 96G001, 96G002,
96G003, 96G005, 96G007,
96G182, included in Kit 571044,
PADDLE, stirring, 4 Liter models
without follower plate - models
96G038, 96G040, 96G042,
96G044, 96G048, 96G055,
96G184
PADDLE, stirring, 8 Liter models
without follower plate - models
96G039, 96G041, 96G043,
96G045, 96G049, 96G056
PADDLE, stirring, 12 Liter models
without follower plate - model
96G057, 96G171
PADDLE, stirring, 16 Liter models
without follower plate - model
96G058, 96G172
PADDLE, stirring, 2 Liter models
with follower plate - models
96G006, 96G008, included in Kit
571045
PADDLE, stirring, 4 liter models
with follower plate - models
96G053, 96G062, 96G179
PUMP, element, included in Kit
571041
SPACER, stroke adjust, included
in Kit 571041

Ref

40b 16G020

1

1

1

FITTING, zerk, grease, not
included on models
96G050-96G052, 96G059-96G061
RESERVOIR, 2 liter, grease,
96G000-96G008, 96G182,
included in Kit 571042, 571069
RESERVOIR, 2 liter, oil, 96G050,
96G059, included in Kit 571179
RESERVOIR, 4 liter, grease,
96G038, 96G040, 96G042,
96G044, 96G048, 96G053,
96G055, 96G062, 96G179,
96G184, included in Kit 571183
RESERVOIR, 4 liter, oil, 96G051,
96G060

1

1
1

1

1

2

332291B

Parts

Ref

40a

40b
40a
40a

41

42

43

44

45†

†

†
†
†

57

Part

Description

RESERVOIR, 8 liter, grease,
96G039, 96G041, 96G043,
96G045, 96G049, 96G056,
96G187
RESERVOIR, 8 liter, oil, 96G052,
96G061, included in Kit 571182
RESERVOIR, 12 liter, 96G057,
96G077, 96G171
RESERVOIR, 16 liter, 96G058,
96G172
SEAL, follower plate, 2 liter models
278139
96G006, 96G008
SEAL, follower plate, 4 liter models
16F472
96G053, 96G062, 96G179
PLATE, follower, 2 liter models
96G006, 96G008
PLATE, follower, 4 liter models
96G053, 96G062, 96G179
ROD, follower plate, 2 liter models
96G006, 96G008
ROD, follower, 4 liter models
96G053, 96G062, 96G179
SPRING, compression, 2 liter
models 96G006, 96G008
SPRING, compression, 4 liter
models 96G053, 96G062, 96G179
BAFFLE, low level, 2 liter models
24D838 96G003, 96G005, 96G007,
96G182
BAFFLE, low level, 4 liter models
24E246 96G044, 96G048, 96G055,
96G184
BAFFLE, low level, 8 liter models
24F836 96G045, 96G049, 96G052,
96G056, 96G061
BAFFLE, low level, 12 liter models
24F923
96G057
BAFFLE, low level, 16 liter models
24F924
96G058
BEARING, sleeve, models
96G003-96G008, 96G038,
96G044-96G045, 96G048,
117156 96G049, 96G053,
96G055-96G058, 96G062,
96G179, 96G182, 96G184,
96G187

332291B

Qty

Ref

1

58


1
1
1
1
2
1
1
1

1
1
1

1

1
1
1

Part

Description

LABEL, models 96G002, 96G007,
96G008, 96G042, 96G043,
196548
96G055-96G062, 96G179,
96G187
WASHER, low level, models
96G003-96G008,
96G033-96G038,
96G044-96G045, 96G048,
60 16D984
96G049, 96G053,
96G055-96G058, 96G062,
96G179, 96G182, 96G184,
96G187
RESERVOIR, mid-section, 8 liter
models 96G039, 96G041,
96G043, 96G045, 96G049,
96G052, 96G056, 96G061,
96G187
61
RESERVOIR, mid-section, 12 liter
models 96G057, 96G171
RESERVOIR, mid-section, 16 liter
models 96G058, 96G172
ADAPTER, reservoir, models
96G038-96G045, 96G048,
96G049, 96G051-96G053,
96G055, 96G057, 96G058,
62
96G060-96G062, 96G171,
96G172, 96G179, 96G184,
96G187
NUT, oil, models 96G050,
66 126417 96G051, 96G052, 96G059,
96G060, 96G061
FLOAT, oil, models 96G050,
67 24N806 96G051, 96G052, 96G059,
96G060, 96G061
CABLE,15 ft (4.5 m), SOOW
126217 w/7pos, 3 pin, 90 deg (See Wiring
Diagram, page 14)
200
CABLE, DIN, bare, (See Wiring
16U790
Diagram, page 12)

Qty

1

2

1

2
3

1

1
1

1

29

Parts

Ref

Part
124300

201
124333
124301
202 124594
124595

Description

Qty

CABLE, M12, 15 ft., 4 wire, straight
male to flying leads (See Wiring
Diagram, page 16)
CABLE, M12, 15 ft., 4 wire, straight
male to female (See Wiring Diagram, page 16)
CONNECTOR, Eurofast, fem,
straight, 4 Pin
CONNECTOR, Eurofast, 4 Pin
(see wiring diagram, page 17)
CONNECTOR, Eurofast, 5 Pin
(see wiring diagram, page 17)

1

1
1
1
1

 Replacement Danger and Warning labels, tags and
cards are available at no cost.
 Also order Ref 27, Part No. 123025 and Ref 60, Part
No. 16D984
† Also order Ref. 57, Part No. 117156 when ordering
this part.

Part

Description

Qty

VALVE, pressure relief, 500-3500 psi
(3.44 MPa, 34.4 bar - 24.1 MPa, 241
16C807
bar), Set pressure 3000 psi + 10%

(20.68 MPa, 206.8 bar + 10%)
Included in Kit 571028
VALVE, pressure relief, 750 psi (5.17
563156
MPa, 51.71 bar)
VALVE, pressure relief, 1000 psi
563157
(6.89 MPa, 68.95 bar)
VALVE, pressure relief, 1500 psi
563158
(10.34 MPa, 103.42 bar)
VALVE, pressure relief, 2000 psi
563159
(13.78 MPa, 137.89 bar)
VALVE, pressure relief, 2500 psi
563160
(17.23 MPa, 172.36 bar)
VALVE, pressure relief, 3000 psi
563161
(20.68 MPa, 206.84 bar)

1

1
1
1
1
1
1

Fuses

Pressure Relief Valves
Important Information regarding Pressure Relief
Valve 16C807.

Part

 Pressure Relief Valve 16C807 can only be used on
the G3 Pump. It is not intended for use with any other
products.
The pressure relief valve uses a
pressure adjustment screw (a) to
set the pressure release point. It
is not intended as a way to
relieve pressure during normal
operation, but as a protective
measure in the event there is an
unintended pressure increase in
the system. Do not use this pressure relief valve a means of
relieving pressure in day-to-day,
normal cycle operation.

NOTE: Turning adjustment screw (a) clockwise
increases pressure.

a

Description

Qty

571039 FUSE, 12 volt DC

1

571040 FUSE, 24 volt DC

1

b

ti15644

a = adjustment screw
b = locking nut

The pressure adjustment screw
will require periodic adjustments.
Whenever the valve is set/adjusted (after the set point is
found) it is important to ensure that the valve is not bottomed out and there is at least 1/2 turn of adjustment
remaining. This is determined by turning the screw (a)
1/2 turn and then back turning it out again.

30

332291B

Parts

Installation and Repair Kits
Kit No.
571026
571063
571028

571071
24M478
24M479
24M480
24N182
571036
571041
571042
571069

571044

571045

571046

571047
571058
571070
571060
571179
571182
571183

332291B

Description
KIT, output union, 3 pump
KIT, output union, 2 pump
KIT, return to reservoir NPT,
includes pressure relief valve
16C807
KIT, return to reservoir BSPP,
includes pressure relief valve
16C807
KIT, vent valve, 12 volt DC, NO,
NPT DEU
KIT, vent valve, 24 volt DC, NO,
NPT DEU
KIT, vent valve, 115 VAC, NO,
NPT, DIN
KIT, vent valve, 230 VAC
KIT, cover with “G” label
KIT, pump element, includes Ref
17, 18, 33
KIT, repair, 2 liter reservoir,
includes Ref 13, 36, 40
KIT, repair, 2 liter reservoir, for
models with follower plate,
includes Ref 13, 36, 40
KIT, replacement, paddle, 2 liter,
for models without follower plate,
includes Ref 13, 16, 35, 57
KIT, replacement, paddle, 2 liter,
for models with follower plate,
includes Ref 13, 16, 35,40a, 42,
57
KIT, replacement, paddle, 4-16
liter, for models without follower
plate, includes Ref 13, 16, 35, 57
KIT, replacement, paddle, 4 liter,
for models with follower plate,
includes Ref 13, 16, 35, 57
KIT, output adapter, NPT
KIT, output, adapter, BSPP
KIT, fill, zerk, leakproof
KIT, repair, reservoir oil, 2 liter
models, includes Ref 13, 36, 40b
KIT, repair, reservoir, oil 4 liter
models, includes Ref 13, 36, 40b
KIT, repair, reservoir, grease, 4
liter models, includes Ref 13, 36,
40b

Manual
Number
3A0523

3A0525

3A0526

NA
3A0533

3A0534

3A0535

3A0522
NA

3A0534

31

Technical Data

Technical Data
Maximum Working Pressure

5100 psi (35.1 MPa, 351.6 bar)

Power
100-240 VAC

88 - 264 VAC; 0.8 A current, 90 VA Power, 47/63 Hz,
Single phase, inrush/locked rotor, max 40A (1ms)

12 VDC

9 - 16 VDC; 5 A current, 60 W, inrush/locked rotor 12 A

24 VDC

18 - 32 VDC; 2.5 A current, 60 W, inrush/locked rotor 6 A

Outputs - Low Level (Dry Contact)
Contact Rating

10 Watts Maximum

Switch Rating

200 VDC Maximum

Switching Current

0.5 A Maximum

Carry Current

1.2 A Maximum

Fluid
Grease Models

Grease NLGI 000 - #2

Oil Models

At least 40 cSt oil.

Pumps

Up to 3

Pump Output

0.12 in.3 (2 cm3) / minute per outlet - 2 spacers
0.18 in.3 (3 cm3) / minute per outlet - 1 spacer
0.25 in.3 (4 cm3) / minute per outlet - 0 spacers

Pump Outlet

1/4-18 NPSF. Mates with 1/4-18 NPT male fittings

Reservoir Size

2, 4, 8, 12, 16 Liters

IP Rating

IP69K

Ambient Temps

-40°F - 158°F (-40°C to 70°C)

Weight (Dry - includes power cord and plug)
Without follower plate

13.3 lbs (6.03 kg)

With follower plate

14.2 lbs (6.44 kg)

Wetted Parts

nylon 6/6 (PA), trogamid T5004-060, zinc plated steel,
carbon steel, alloy steel, stainless steel, nitrile rubber
(buna-N), bronze, nickel plated alnico, chemically lubricated acetal, aluminum, PTFE, Grillamid

Sound Data

<60 dB

Dimensions
Model
2L
4L
8L
12L
16L

32

Height
Inches
13.25
14.50
18.50
23.00
27.50

Depth

Width
cm
33.65
36.83
47.00
58.42
69.85

Inches
8.00
9.25
9.25
9.25
9.25

cm
20.32
23.50
23.50
23.50
23.50

Inches

cm

9.00
10.00
10.00
10.00
10.00

22.86
25.40
25.40
25.40
25.40

332291B

Technical Data

Mounting Pattern
(For correct mounting configuration, choose either Option 1 or Option 2). See P/N 126916 template.

Option 1
0.367inch
9.3 mm

7.087 inch
180.0 mm

2x Ø 0.366 inch
9.3 mm

1.180 inch
30.0 mm

3.268 inch
83.0 mm

3.544 inch
90.0 mm

Option 2
0.722 inch
18.3 mm

6.378 inch
162.0 mm

2x Ø 0.366 inch
9.3 mm

0.708 inch
18.0 mm

3.740 inch
95.0 mm

3.189 inch
81.0 mm

FIG. 22
332291B

33

Graco Standard Warranty
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in
material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty
published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by
Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written
recommendations.
This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty
installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of
non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with
structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or
maintenance of structures, accessories, equipment or materials not supplied by Graco.
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs
will be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.
THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.
Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.
GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT
MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to
the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these
warranties.
In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the
negligence of Graco, or otherwise.
FOR GRACO CANADA CUSTOMERS
The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into,
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite
de ou en rapport, directement ou indirectement, avec les procédures concernées.

Graco Information
For the latest information about Graco products, visit www.graco.com.
TO PLACE AN ORDER, contact your Graco distributor or call to identify the nearest distributor.
Phone: 612-623-6928 or Toll Free: 1-800-533-9655, Fax: 612-378-3590

All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.

For patent information, see www.graco.com/patents.
Original instructions. This manual contains English. MM 332291

Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. AND SUBSIDIARIES • P.O. BOX 1441 • MINNEAPOLIS MN 55440-1441 • USA
Copyright 2013, Graco Inc. All Graco manufacturing locations are registered to ISO 9001.
www.graco.com
revised April 2014



Source Exif Data:
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MIME Type                       : application/pdf
PDF Version                     : 1.4
Linearized                      : Yes
Page Mode                       : UseOutlines
XMP Toolkit                     : 3.1-701
Format                          : application/pdf
Title                           : 332291B, G3 Standard Automatic Lubrication Pump, English
Creator                         : Terri Howard
Description                     : For dispensing NLGI Grades #000 to #2 greases and oil wit at least 40cSt.
Subject                         : 332291, G3 Standard, Lubrication Pump, Standard Automatic Lubrication Pump, G3, 332291B, 332291EN, 332291EN-B, MM 332291
Create Date                     : 2009:12:15 10:08:57Z
Modify Date                     : 2014:05:09 13:07:31-05:00
Creator Tool                    : FrameMaker 11.0
Metadata Date                   : 2014:05:09 13:07:31-05:00
Web Statement                   : 332291A G3 Standard Automatic Lbrication Pump
Job Ref                         : Z087900
Keywords                        : 332291, G3 Standard, Lubrication Pump, Standard Automatic Lubrication Pump, G3, 332291B, 332291EN, 332291EN-B, MM 332291
Producer                        : Acrobat Distiller 10.1.9 (Windows)
Copyright                       : December 2013, revised April 2014
Marked                          : True
Document ID                     : uuid:c5264760-a9e9-4f78-b8f2-14a4ff1f50a5
Instance ID                     : uuid:931146ca-8feb-4063-9c17-6aab25a11177
Page Count                      : 34
Language                        : en
Author                          : Terri Howard
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