Inspect the clearance between the forward clutch end-plate and the top disc. If the clearance is out of tolerance, replace the forward clutch assembly.

Inspect the reverse brake piston and the O-rings. Check the spring retainer for wear and damage. Inspect the clearance between the brake end-plate and the top disc. If the clearance is out of tolerance, inspect the brake discs and plates for wear and damage. If the discs and plates are worn or damaged, replace them as a set. If they are OK, adjust the clearance with the brake end-plate.

Inspect the input shaft assembly for wear and damage. If the input shaft or the input shaft needle bearings are worn or damaged, replace them and also check the related part of the input shaft assembly for wear and damage.

Check the manual valve lever and lever pin for wear and damage.

Check the stator shaft for wear and damage.