Low Clutch

WITH AX4N

Low-Intermediate Clutch Cylinder - Disassembled View (AX4N):

DISASSEMBLY





1. Remove No. 15 sun gear thrust bearing from rear planet support.





2. Remove low-intermediate clutch retainer washer from rear planet support.

CAUTION: Do not damage locking tabs on washer.





3. Compress low-intermediate clutch support and spring assembly using Clutch Spring Compressor T65L-77515-A. Remove retaining ring using snap ring pliers.

CAUTION: Do not fully compress spring retainer.





4. Remove low-intermediate clutch support and spring assembly from rear planet support.





5. Turn rear planet support over. Remove No. 16 final drive gear thrust race (select fit) from rear planet support.





6. Using air nozzle, apply 40 psi of regulated air to low intermediate apply port to remove piston and seal assembly. Service as required.

WARNING: ALWAYS WEAR SAFETY GLASSES WHEN USING COMPRESSED AIR TO AVOID PERSONAL INJURY.

NOTE: Seal is part of piston and is serviced as an assembly.





7. Use Collet D801-100-L and Actuator Pin D801-100-F (from Blind Hole Puller Set D80L-100-A) or equivalents and Impact Slide Hammer T50T-100-A to remove two rear lube oil transfer tube seals).

CAUTION: Use care not to damage any machined surfaces.





8. Inspect rear planet support bushings for wear. Make sure all fluid passages are clear. Service as required.

ASSEMBLY





1. Install two new rear lube fluid transfer tube seals using Lube Tube Seal Replacer T9413-77001-GH.





2. Install low-intermediate clutch piston and seal assembly to rear planet support using Low and Intermediate Clutch Piston Protector T94P-77001-DH.

NOTE: Lightly coat all seals and surfaces with petroleum jelly before piston installation.





3. Install low-intermediate clutch support and spring assembly into intermediate clutch assembly, located in the rear planet support.





4. Compress low-intermediate clutch support and spring assembly using Clutch Spring Compressor T65L-77515-A. Install retaining ring.

CAUTION: Do not fully compress spring retainer.





5. Install No. 15 low/intermediate clutch retainer washer to low/intermediate clutch support and spring assembly.

CAUTION: Make sure locking tabs are snapped over retainer.





6. Install No. 15 sun gear thrust bearing to rear planet support using petroleum jelly to hold in place.

NOTE: Lip on bearing goes over hub.





7. Turn rear planet support over. Install select fit No. 16 final drive gear thrust race to rear planet support using petroleum jelly to hold in place.