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Home >> Isuzu >> 2002 >> Trooper S, 4WD, Part Time >> Repair and Diagnosis >> Steering >> Steering Column >> Power-Assisted Steering System >> Power Steering Pump >> Reassembly

Power Steering Pump: Reassembly

  1. Install rear housing.
  2. Install pin.
  3. Install cam.
  4. Install the rotor with punch mark facing the front housing.
    Fig 1: Installing Rotor
    G02800077Courtesy of ISUZU MOTOR CO.
  5. Install the vanes with curved face in contact with the inner wall of the cam.
    Fig 2: Installing Vanes
    G02800078Courtesy of ISUZU MOTOR CO.
  6. Install side plate.
    CAUTION: When installing side plate, be careful not to damage its inner surface. Damaged side plate may cause poor pump performance, pump seizure or oil leakage.
  7. Install front housing.
  8. Install a new o-ring and be sure to discard used parts.
  9. Install a new gasket and be sure to discard used parts.
  10. Install rear housing and pump cartridge.
  11. Install bolt and tighten it to the specified torque.

    Torque:  17.6 N.m (12.8 lb ft)

  12. Install a new oil seal and be sure to discard used parts.
    CAUTION: When installing the oil seal, be careful not to damage the oil seal contacting surface of the housing.
  13. Install shaft assembly.
  14. Install snap ring.
  15. Install spring.
  16. Install retaining ring.
  17. Install filter.
  18. Install valve.
  19. Install retaining ring.
  20. Install a new o-ring and be sure to discard used parts.
  21. Install connector and tighten it to the specified torque.

    Torque:  19.6 N.m (14.3 lb ft)

  22. Install a new o-ring and be sure to discard used parts.
  23. Install suction pipe.
  24. Install bolt and tighten it to the specified torque.

    Torque:  15.7 N.m (11.5 lb ft)

  25. Install pressure switch and tighten it to the specified torque.

    Torque:  20 N.m (14 lb ft)

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