Forward Clutch Assembly: Disassembly
- Remove the No. 9A forward clutch thrust bearing.
- Remove the No. 8B forward clutch needle bearing assembly.
- Remove the 2 interlocking cast iron forward clutch cylinder seals.
- Remove the selective forward clutch pressure plate retaining ring.
- Remove the forward clutch pressure plates.
- Remove the top forward clutch pressure plate.
- Remove the clutch plates.
- Remove the forward clutch pressure spring.
- Remove the bottom forward clutch pressure plate.
- Remove the forward clutch piston return spring retaining ring.
- Remove the forward clutch piston return spring.
- Remove the forward clutch piston apply ring.
- Using compressed air, remove the forward clutch piston.
- Remove the outer forward clutch piston seal.
- Using the special tool, remove the forward clutch piston inner seal.
- Inspect the clutch cylinder thrust surfaces, piston bore, and clutch plate splines for scores, burrs or wear. Install a new clutch cylinder if it is badly scored or damaged.
- Check the fluid passage in the clutch cylinder for obstructions. Clean out all fluid passages. Inspect clutch piston for scores and install new if necessary. Inspect the check balls for freedom of movement.
- Check the clutch release spring for distortion and cracks. Install a new spring if it is distorted or cracked.
- Inspect the friction clutch plates, steel clutch plates, and clutch pressure plate for worn or scored surfaces. Install new parts that are scored, burred or burnt.
- Check the clutch plates for flatness and wear on the clutch hub splines. Discard any plate that does not slide freely on the splines or that is not flat.
- Check the clutch hub thrust surfaces for scores and the clutch hub splines for wear. Install new parts that are worn.
NOTE:
Tag the parts for identification during installation.