Direct Clutch

DIRECT CLUTCH





DISASSEMBLY




- Compress clutch springs and remove snap ring from spring retainer with Tool.




- For easy removal of piston from drum, mount clutch on drum support. Use an air gun with a tapered rubber up to carefully apply air pressure to loosen piston from drum.

INSPECTION AND ASSEMBLY
1. Check clutch drive plate facing for wear or damage.

Standard thickness: 1.50 - 1.65 mm (0.0591 - 0.0650 in.)

Wear limit: 1.4 mm (0.055 in.)

2. Check for wear on snap ring, weak or broken coil springs, and warped spring retainer.




3. Check the operation of check ball in piston using compressed air.




4. Lubricate clutch drum hub and seals, and in stall inner seal and piston seal as illustrated. Be careful not to stretch seals during installation.




5. Assemble piston, being careful not to allow seal to kink or become damaged during installation. After installing, turn piston by hand to ensure that there is no binding.




6. Reassemble spring and retainer. Reinstall snap ring. Be sure snap ring is properly seated.
7. Install driven plates, drive plates, and secure with snap ring.
8. Install retainer plate, O.D. one-way clutch assembly, race side, and secure with snap ring.







9. Measure clearance between race side and snap ring.

Specified clearance: 0 - 0.2 mm (0 - 0.008 in.)

If necessary, try other race side having different thicknesses until correct clearance is obtained.




10. Testing direct clutch.
With direct clutch assembled on drum support, direct a jet of air into hole in clutch drum for definite clutch operation.