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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 503 (Engine Mechanical (4.0L)) >> Removal And Installation >> Oil Seal >> Removal and Installation of Valve Oil Seal >> Removal

Removal and Installation of Valve Oil Seal: Removal

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn crankshaft until the cylinder requiring new oil seals is at TDC. This will prevent valve from dropping into cylinder.
  2. Remove camshaft relating to valve oil seal to be removed. Refer to Removal and Installation .
  3. Remove valve lifters.
  4. Remove valve collet, valve spring retainer and valve spring using suitable tool.
    G04146417Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: When working, take care not to damage valve lifter holes.
    • Compress valve spring using suitable tool attachment, adapter. Remove valve collet with magnet hand.
  5. Remove valve oil seal using suitable tool.
    G04146732Courtesy of NISSAN NORTH AMERICA, INC.
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