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Forward Clutch Piston Travel Check
Reference: "Forward and Direct Clutch Assembly
Assemble".
Special tool
J 45200 Dial Indicator Set
J 45166 Dial Indicator Extension Rod - 8 inch
1. Install the forward and direct clutch assembly (23)
onto the transmission case cover (19).
2. Remove the inner forward clutch accumulator cover
bolt/screw from the forward clutch accumulator
assembly. Install J 45166 (2) in place of the
removed bolt.
3. Assemble J 45200 (3) and J 45166 (2) onto the
transmission case cover (19).
4. Install the dial indicator extension - OTC # 222545 or
equivalent (4) on the dial indicator plunger.
5. Place the dial indicator plunger on the piston as
shown and set the dial indicator to zero.
6. Cover the forward clutch accumulator housing (1)
with a shop rag to prevent fluid from spraying out the
top of the accumulator housing when compressed
air is applied to the passage (C2).
WARNING
!
When you use compressed air in order to
clear fluid passages and to dry parts, always
aim the air pressure away from face and
eyes. Always wear adequate eye protection
in order to avoid injury from dirt and debris
that may adhere to parts.
Automatic Transmission:
7. Apply compressed air to the C1 fluid passage in the
case and measure the forward clutch piston stroke.
Specification
Forward clutch piston stroke: 0.71-1.09 mm
(0.028-0.042 in)
8. If the piston stroke is not within specifications,
replace the forward clutch backing plate with the
correct thickness. Refer to "Transmission Clearance
Specifications", Available Forward Clutch Backing
Plate Thickness.
Reference: "Forward and Direct Clutch Assembly
Installation".
Forward and Direct Clutch Assembly
Installation
Reference: "Direct Clutch Piston Travel Check".
Reference: "Forward Clutch Piston Travel Check".
1. Install the forward clutch and direct clutch assembly
(23). Rotate the clutch assembly during installation in
order to index the forward and direct clutch plates
with the rear internal gear and the rear sun gear
assembly.
5A-275
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Troubleshooting
