Servo Piston Assembly
SERVO PISTON1. Put servo piston return spring and piston rod into transmission case. Round end of rod comes to the bottom (brake band side) and flat end to piston side.
2. Place servo piston assembly in case and apply transmission fluid to piston ring. Adjust bolt and lock nut on piston should be loose in this stage.
3. With special tool (servo piston compressor and servo piston ring guide) set on case, turn its screw gradually to install piston and piston ring into case.
Special Tool
(A): 09927-66020/J23075
(B): 09926-07910
CAUTION: When installing piston, do not tap piston from the top. Push it in by turning screw of special tool by left hand while tapping piston on its side with rubber mallet in right hand.
4. Fit retaining ring into place and remove special tool.