Clutch, A/T

WITH 4EAT

DISASSEMBLE

Exploded View Of 3-4 Clutch Assembly:

NOTE: Refer to the Exploded View Of 3-4 Clutch Assembly image when disassembling the 3-4 clutch.

1. Using clutch spring compressor tool No. T65L-77516-A or equivalent, compress spring and retainer.
2. Remove snap ring, then the spring and retainer assembly.
3. Remove 3-4 clutch piston by applying compressed air through fluid passage.
4. Inspect drive or driven plates for damage or wear. Minimum thickness is 0.055 inch.
5. Inspect clutch piston for damage or cracks.
6. Check clutch drum for damage or deformation and seal contact areas for damage.
7. Check ball for leaking or sticking and spring and retainer assembly for separation or deformation.
8. Check free length of spring. Free length should be 1.307 inch.
9. Ensure snap ring is not worn or broken.

ASSEMBLE
1. Apply small amount of automatic transaxle fluid to inner and outer seals before installing 3-4 clutch piston.
2. Install piston by pushing evenly around circumference.

CAUTION: Use care not to damage seal rings.

3. Install spring and retainer assembly.
4. Compress spring and retainer using clutch spring compressor tool No. T65L-77515-A or equivalent.
5. Install snap ring, then remove compressor tool.

3-4 Clutch Pack Installation:

6. Install 3-4 clutch pack, then the pressure plate with step facing upward.

3-4 Clutch Pressure Plate Thickness Chart:

7. Measure clearance of 3-4 clutch snap ring and pressure plate. Clearance should be 0.051-0.059 inch. If clearance is not as specified, select a pressure plate which will bring clearance to specification.
8. Lubricate bearings, then install on both sides of 3-4 clutch drum.
9. Check clutch operation as follows:
a. Apply 57 psi or less of compressed air through fluid passages.

CAUTION Do not apply compressed air for more than three seconds.

b. Fill clutch drum with transaxle fluid. Ensure 3-4 clutch piston is fully submerged.
c. Apply compressed air and ensure no air bubbles come from 3-4 clutch piston seal.