- Remove the manual 2-1 band servo piston pin retainer ring (56).
 
- Remove the manual 2-1 band servo piston pin (55).
 
- Remove the manual 2-1 band servo piston seal (57).
 
- Inspect the manual 2-1 band servo piston (58) for porosity, wear and seal ring groove damage.
 
- Inspect the manual 2-1 band servo piston pin (55) and retainer ring (56) for wear and damage.