FixVault

Power Steering Pump: Reassembly

  1. Install oil seal to front housing. Be sure to discard used oil seal, and always use new parts for installation.
    CAUTION: When installing the oil seal, be careful not to damage the oil seal contacting surface of the housing.
  2. Install shaft assembly.
  3. Install the vanes to rotor with curved face in contact with the inner wall of cam.
    Fig 1: Installing Rotor And Vanes To Cam
    G02778348Courtesy of ISUZU MOTOR CO.
  4. Install rotor and vanes to cam.
  5. Install pin to front housing.
  6. Install two new O-rings to front housing. Be sure to discard used O-ring.
  7. 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.
  8. Install pump cartridge assembly to front housing.
  9. Install the snap ring to shaft end.
  10. Install rear housing with a new O-ring. Be sure to discard used O-ring. Then install bolt and tighten it to specified torque.

    Torque:  24 N.m (17lb ft)

  11. Install suction pipe with a new O-ring. Be sure to discard used O-ring. Then install bolt and tighten it to specified torque.

    Torque:  10 N.m (87 lbft)

  12. Install relief valve and spring.
  13. Install connector with a new O-ring. Be sure to discard used O-ring. Tighten the connector to specified torque.

    Torque:  59 N.m (43 lb ft)

  14. Install pressure switch assembly and tighten it to specified torque.

    Torque:  18 N.m (13 lb ft)