REAR SERVO ASSEMBLY MAINTENANCE (Cont).
CLEANING AND INSPECTION
Dry cleaning solvent P-D-680 Is toxic and flammable. Always wear
protective goggles and gloves and use only in a well-ventilated area, Avoid
contact with skin, eyes, and clothes and DO NOT breathe vapors. DO NOT
use near open flame or excessive heat. The solvents flash point is
100°F-138°F (38°C-59°C), If you become dizzy while using cleaning
solvent, immediately get fresh air and medical help. If solvent contacts
eyes, immediately wash your eyes with water and get medical aid.
Clean all removed components in dry cleaning solvent.
Inspect rear accumulator piston (11 ) to ensure that 2 teflon oil seal rings (18) move freely in
grooves. If movement is not free, replace oil seal rings.
Inspect fit of servo pin in transmission case bore. Replace servo pin if movement is not free.
Inspect servo pin, rear accumulator piston, and rear servo piston for damage. Replace if
All components should be lightly coated with hydraulic fluid as they are
Install new servo piston seal (16) in groove of rear servo piston (13).
Install retainer (14) with large open end down, rear servo spring (1 2), and washer (15) on
servo pin (4), using pin size determined in BAND APPLY PIN SELECTION CHECK.
Install rear servo piston (13) on servo pin (4). Compress rear servo piston and install clip (17).
Install rear accumulator piston (11) in bore of rear servo piston (13).