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Pump Overhaul: Reassembly

  1. Clean the disassembled parts with solvent, and dry them with compressed air. Do not dip rubber parts in solvent.
  2. Install the new pump seal (A) (with its grooved side facing in) into the pump housing by hand, then install the pump seal spacer (B).
    Fig 1: Installing New Pump Seal
    G01159312Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Position the pump drive shaft (C) in the pump housing (D), then drive it in using a socket (E).
  4. Install the 40 mm snap ring (F) with its radiused side facing out.
  5. Coat the new pump cover seal (A) with power steering fluid, and install it into the groove in the pump cover (B).
    Fig 2: Coating New Pump Cover Seal
    G01159313Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Install the outer side plate (C) over the 2 roll pins (D).
  7. Set the pump cam ring (A) over the 2 roll pins with its "." mark (B) facing downward.
    Fig 3: Setting Pump Cam Ring
    G01159314Courtesy of AMERICAN HONDA MOTOR CO., INC.
  8. Assemble pump rotor (A) pump cover (B) with its "." mark (C) facing downward.
    Fig 4: Assembling Pump Rotor
    G01159315Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Set the 10 vanes (D) in the grooves in the rotor. Make sure that the round ends (E) of the vanes are in contact with the sliding surface of the cam ring.
  10. Coat the new O-ring (A) with power steering fluid, and install it into the groove in the side plate (B).
    Fig 5: Coating New O-Ring
    G01159316Courtesy of AMERICAN HONDA MOTOR CO., INC.
  11. Install the side plate on the cam ring (C) by aligning the roll pins set holes (D) in the side plate with the roll pins (E).
  12. Coat the new O-ring (A) with power steering fluid, and position it in the bottom of the pump housing (B).
    Fig 6: Coating New O-Ring
    G01159317Courtesy of AMERICAN HONDA MOTOR CO., INC.
  13. Install the pump cover assembly (C) in the pump housing.
  14. Coat the flow control valve (A) with power steering fluid, then install it and the spring (B) in the pump housing.
    Fig 7: Coating Flow Control Valve
    G01159318Courtesy of AMERICAN HONDA MOTOR CO., INC.
  15. Coat the new O-ring (C) with power steering fluid, and install it on the flow control valve cap (D), then install the cap on the pump housing, and tighten it.
  16. Coat the new O-ring (A) with power steering fluid, and install it on the inlet joint (B). Install the inlet joint on the pump housing, and tighten the flange bolt.
    Fig 8: Installing Inlet Joint
    G01159319Courtesy of AMERICAN HONDA MOTOR CO., INC.
  17. Install the pulley (A), then loosely install the pulley nut (B). Hold the steering pump in a vise with soft jaws. Be careful not to damage the pump housing with the jaws of the vise.
    Fig 9: Installing Pulley Nut
    G01159320Courtesy of AMERICAN HONDA MOTOR CO., INC.
  18. Hold the pulley with the special tool, and tighten the pulley nut.
  19. Check that the pump turns smoothly by turning the pulley by hand.
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