35740 05K IN

35740-05-In 35740-05-IN 35740-05-IN 2119 file instruction uploads sonnax-dev

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35740-05K-In 35740-05K-IN 35740-05K-IN 4364 instructions part uploads sonnax-dev

2016-05-17

: Sonnax 35740-05K-In 35740-05K-IN 2120 file instruction uploads

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ZF8HP45, ZF8HP55, ZF8HP70
1. Disassembly
a. Remove OE retainer and spring. Set both aside for reuse.
b. Remove and discard OE valve.
2. Bore Reaming
Ream TC switch valve bore (for reaming instructions/reamer care, please visit www.sonnax.
com). Sonnax reaming tool kit F-35740-TL5 and VB-FIX are required for this operation.
3. Installation & Assembly
a. Ensure all debris has been removed from valve bore and body.
b. Install Sonnax valve with stem facing outward.
c. Reinstall OE spring. Ensure spring
seats over valve stem.
d. Reinstall OE spring retainer.
4. Final Testing
Vacuum testing at the port(s) indicated
holds the recommended minimum 14
and 18 in-Hg.
Oversized TC
Switch Valve
Part No.
35740-05
Tool Kit
Part No.
F-35740-TL5
• Reamer
• Reamer Jig
• Guide Pin
NOTE: Sonnax “F-Tool” kits designed to
service a specic bore require the VB-FIX,
a self-aligning valve body reaming xture.
More information and instructions can be
found online at www.sonnax.com.
R
E
Q
U
I
R
E
D
T
O
O
L
R
E
Q
U
I
R
E
D
T
O
O
L
OE
Spring
ZF8HP70
Lower
Valve Body
Valve
Tool KIt
ZF8HP70
Lower
Valve Body
18"-Hg
20
25
15
0
10
5
30
VACUUM
TEST
14"-Hg
©2016 Sonnax Industries, Inc. 35740-05-IN 05-17-16
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com
TRANSMISSION PARTS
Instructions

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