Band Servo Piston Assembly: Disassembly

1. Use appropriate puller to compress servo piston. Remove band servo piston snap ring. Apply compressed air to oil hole in transaxle case to remove OD servo piston retainer and band servo piston assembly. See Fig 1.
2. Apply compressed air to oil hole in servo piston retainer to remove OD band servo piston from retainer. Secure OD band servo piston while applying compressed air. Remove "D" ring from OD band servo piston. Remove "O" rings from OD servo piston retainer. See Figure.
3. Remove band servo piston assembly from servo piston retainer by pushing forward. Place piston stem end on wooden block. While pushing servo piston spring retainer down, remove "E" ring. Remove OD servo retainer spring, band servo thrust washer and band servo piston stem from band servo piston. Remove "O" rings from servo piston retainer. Remove "D" rings from band servo piston.

Fig 1: Removing OD Piston Retainer & Band Servo Piston

Courtesy of NISSAN MOTOR CO., U.S.A.