Forward And Overrun Clutches: Disassembly

Check operation of forward clutch and overrun clutch.
1. Install bearing retainer on forward clutch drum.
2. Apply compressed air to oil hole of forward clutch drum.
3. Check to see that retaining plate moves to snap ring.
4. If retaining plate does not contact snap ring:
  - D-ring might be damaged.
  - Oil seal might be damaged.
  - Fluid might be leaking past piston check ball.
Fig 1: Applying Compressed Air To Oil Hole Of Forward Clutch Drum
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove snap ring for forward clutch.

Fig 2: Removing Snap Ring For Forward Clutch
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove drive plates, driven plates, retaining plate and dish plate for forward clutch.
Remove snap ring for overrun clutch.

Fig 3: Removing Snap Ring For Overrun Clutch
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove drive plates, driven plates, retaining plate and dish plate for overrun clutch.
Set Tool on spring retainer and remove snap ring from forward clutch drum while compressing return springs.

Fig 4: Removing Snap Ring From Forward Clutch Drum
Courtesy of NISSAN MOTOR CO., U.S.A.
- Set Tool directly over return springs.
- Do not expand snap ring excessively.
Remove spring retainer and return springs.
- Do not remove return springs from spring retainer.
Remove forward clutch piston with overrun clutch piston from forward clutch drum by turning it.

Fig 5: Removing Forward Clutch Piston With Overrun Clutch Piston
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove overrun clutch piston from forward clutch piston by turning it.

Fig 6: Removing Overrun Clutch Piston
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove D-rings and oil seals from forward clutch piston and overrun clutch piston.

Fig 7: Removing D-Rings & Oil Seals
Courtesy of NISSAN MOTOR CO., U.S.A.