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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1519 (Front Final Drive) >> Front Oil Seal >> Removal and Installation >> Installation

Removal and Installation: Installation

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply multi-purpose grease to the front oil seal lips and gear oil onto the circumference of the oil seal.
  2. Drive the front oil seal in evenly using Tools.

    Tool number A A: ST30720000 (J-25405) 

    B: ST27863000 (-) 

    CAUTION:
    • Do not reuse oil seal.
    • Do not incline oil seal when Installing.
    • Apply multi-purpose grease onto oil seal lips and gear oil onto the circumference of oil seal.
      Fig 1: Installing Front Oil Seal Lips
      G03608489Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Align the matching mark of the drive pinion with the matching mark B of the companion flange, then install the companion flange.
  4. Apply gear oil on the threads of the drive pinion and the seating surface of the drive pinion lock nut.
    Fig 2: Identifying Matching Mark Of Drive Pinion
    G03608490Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Install the new drive pinion lock nut. Tighten to the specified torque using Tool. Refer to "COMPONENTS ".

    Tool number: KV38108300 (J-44195) 

  6. Measure the drive pinion bearing preload with the front oil seal resistance using Tool.

    Tool number: ST3127S000 (J-25765-A) 

    NOTE:
    • Drive pinion bearing preload should equal the measurement taken during removal plus an additional 0.56 N.m (0.06 Kg-m, 5 in-lb).
    • If the drive pinion bearing preload is low, tighten the new drive pinion lock nut in 6.8 N.m (0.69 Kg-m, 5ft-lb) increments until the drive pinion preload is met.
      Fig 3: Tightening Drive Pinion Lock Nut
      G03608491Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Never loosen the drive pinion nut to decrease drive pinion bearing preload. Do not exceed specified preload. If preload torque is exceeded a new collapsible spacer must be installed. If maximum torque is reached prior to reaching the required preload, the collapsible spacer may have been damaged. Replace the collapsible spacer.

    Drive pinion lock nut: 186 - 294 N.m (19 - 29 kg-m, 138 - 216 ft-lb) 

  7. Install new side oil seals into the front final drive assembly. Refer to "REMOVAL AND INSTALLATION ".
  8. Install the RH and LH drive shafts to the front final drive.
    CAUTION: When installing the drive shaft assembly into the front final drive assembly, do not damage the side oil seal.
  9. Install the remaining components in the reverse order of removal.
    CAUTION: Check the final drive gear oil level after installation. Refer to "CHECKING DIFFERENTIAL GEAR OIL ".
    • Tighten the upper link ball joint stud nut to specifications. Refer to "COMPONENTS ".
    • Tighten the wheel nuts to specification. Refer to "ROTATION ".
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