FixVault

Low & Reverse Brake: Disassembly

  1. Check operation of low & reverse brake.
    1. Apply compressed air to oil hole of transmission case.
    2. Check to see that retaining plate moves to snap ring.
    3. If retaining plate does not contact snap ring:
      • D-ring might be damaged.
      • Fluid might be leaking past piston check ball.
    Fig 1: Checking Snap Ring Movement
    G01320631Courtesy of NISSAN MOTOR CO., U.S.A.
  2. In order to remove piston, apply compressed air to oil hole of retainer while holding piston.
    • Apply air gradually and allow piston to come out evenly. 
    Fig 2: Applying Compressed Air To Retainer Oil Hole By Holding Piston
    G01320632Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Remove D-rings from piston.
    Fig 3: Removing D-Ring From Piston
    G01320633Courtesy of NISSAN MOTOR CO., U.S.A.