FixVault

Drive Pinion: Assembly

  1. Select drive pinion adjusting shim. Refer to ADJUSTMENT .
  2. Assemble the selected drive pinion adjusting shim to drive pinion.
  3. Install the drive pinion to pinion bearing assembly using suitable tool.
    CAUTION:
    • Do not reuse pinion bearing assembly.
    • Apply gear oil to pinion bearing part.
  4. Install oil seal to pinion bearing assembly using suitable tool (A).
    Fig 1: Installing Oil Seal To Pinion Bearing Assembly Using Suitable Tool
    G08856140Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION:
    • Do not reuse the oil seal.
    • When installing, do not incline oil seal.
    • Apply multi-purpose grease onto oil seal lips, and gear oil onto the circumference of the oil seal.
  5. Install dust cover.
    NOTE:

    Tighten dust cover together with pinion bearing assembly.

  6. Install companion flange (1) to pinion bearing using suitable tool (A).
    Fig 2: Installing Companion Flange To Pinion Bearing Using Suitable Tool
    G08856141Courtesy of NISSAN NORTH AMERICA, INC.
  7. Apply anti-corrosive oil to the thread and seat of the lock nut, and adjust the pinion lock nut tightening torque and pinion bearing preload torque, using a preload gauge.
    1. Install pinion lock nut, and then tighten to the specified torque.
      Pinion lock nut tightening torque : 90+-9 N•m (9.2+-0.92kg-m, 66+-7 ft-lb)
      CAUTION:
      • Do not reuse pinion lock nut.
      • Check that pinion lock nut is seated on the companion flange.
    2. After tightening pinion lock nut to the specified torque, retighten the pinion lock nut by 25 degrees.
    3. Measure the pinion bearing preload.
      Pinion bearing preload : Refer to PRELOAD TORQUE .
  8. Apply multi-purpose grease lightly and evenly onto an O-ring, and install it to the pinion bearing assembly.
    CAUTION:
    • Do not reuse O-ring.
    • When installing O-ring, do not use a suitable tool.
    • Do not damage O-ring.
  9. Install drive pinion assembly, and apply anti-corrosive oil onto thread and seats on the mounting bolts. Tighten to the specified torque.
    Fig 3: Locating Pinion Bearing Assembly Mounting Bolts
    G08856137Courtesy of NISSAN NORTH AMERICA, INC.
    NOTE:

    Tighten dust cover together with pinion bearing assembly.

  10. Check backlash, tooth contact, total preload and companion flange runout. Refer to ADJUSTMENT .
    CAUTION:

    Measure the total preload without oil seals of transfer cover and transfer case.