LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2009 >> Optima EX, 2.7 4 >> Repair and Diagnosis >> Steering >> Power Steering >> Hydraulic Power Steering System >> Power Steering Gear Box >> Repair Procedures >> Reassembly

Repair Procedures: Reassembly

  1. Apply the specified fluid to the entire surface of the rack oil seal.

    Recommended fluid : PSF-4

  2. Install the backup washer and oil seal (A) to the specified position in the rack housing.
    Fig 1: Identifying Backup Washer And Oil Seal
    G06366630Courtesy of KIA MOTORS AMERICA, INC.
  3. Apply the specified fluid to the entire surface of the rack bushing oil seal.

    Recommended fluid : PSF-4

  4. Install the oil seal (A) in the rack bushing (B).
    Fig 2: Identifying Oil Seal And Rack Bushing
    G06366631Courtesy of KIA MOTORS AMERICA, INC.
  5. Apply the specified fluid to the entire surface of the O-ring and install it in the rack bushing.
  6. Apply the specified grease to the rack teeth.

    Recommended grease

    Multipurpose grease SAE J310a NLGI No. 2

    NOTE: Do not plug the vent hole(A) in the rack with grease.
    Fig 3: Identifying Vent Hole
    G06366632Courtesy of KIA MOTORS AMERICA, INC.
  7. Insert the rack(A) into the rack housing(B) and install the rack bushing(C).
    Fig 4: Identifying Rack, Rack Housing And Rack Bushing
    G06366633Courtesy of KIA MOTORS AMERICA, INC.
  8. Push in the rack stopper (A) until the circlip groove of the rack stopper is aligned with the notched hole of the rack housing. Then, install the circlip while turning the rack stopper.
    CAUTION: The circlip should not be visible through the notched hole of the rack housing.
    Fig 5: Identifying Rack Stopper
    G06366634Courtesy of KIA MOTORS AMERICA, INC.
  9. Using special Tool (09432-21600), install the oil seal and the ball bearing in the valve body (A).
    Fig 6: Identifying Valve Body
    G06366635Courtesy of KIA MOTORS AMERICA, INC.
  10. After applying the specified fluid and grease to the pinion valve assembly (A), install it in the rack housing assembly.
    Fig 7: Identifying Pinion Valve Assembly
    G06366636Courtesy of KIA MOTORS AMERICA, INC.
  11. After applying the specified fluid to the oil seal, install it in the rack housing and fix the valve body assembly(A) and O-ring in the gear box(B).
    Fig 8: Identifying Valve Body Assembly And Gear Box
    G06366637Courtesy of KIA MOTORS AMERICA, INC.
  12. Install the rack support yoke (A), rack support spring (B), yoke plug (C) and lock nut (D) in the order shown in the illustration.

    Apply semi-drying sealant to the threaded section of the yoke plug before installation.

    Fig 9: Identifying Rack Support Yoke, Rack Support Spring, Yoke Plug And Lock Nut
    G06366638Courtesy of KIA MOTORS AMERICA, INC.
  13. With the rack placed in the center position, attach the yoke plug to the rack housing. Tighten the yoke plug to 12 Nm (120 kg.cm, 8.9 lb.ft), with a 14mm socket (A). Loosen the yoke plug approximately from 30° to 60° and tighten the yoke nut to the specified torque.

    Tightening Torque Nm(kgf.m, lb-ft) : 

    50 ~ 70(5 ~ 7, 37 ~ 52)

    Fig 10: Tightening Yoke Plug With A 14mm Socket
    G06366639Courtesy of KIA MOTORS AMERICA, INC.
  14. Tighten the feed tube (A) to the specified torque and install the mounting rubber using adhesive.
    Fig 11: Tightening Feed Tube
    G06366640Courtesy of KIA MOTORS AMERICA, INC.
  15. Apply the specified grease to the bellows mounting position (fitting groove) of the tie rod.

    Recommended grease : Silicone grease

    Fig 12: Identifying Boot Dimension
    G06366641Courtesy of KIA MOTORS AMERICA, INC.
  16. Install the new attaching band to the bellows.
    NOTE: When the bellows are installed, a new band must be used.
  17. Install the bellows in position, taking care not to twist it.
  18. Fill the dust cover inner side and lip with the specified grease, and fix the dust cover in position with the clip ring attached in the groove of the tie rod end.

    Recommended grease

    A : POLY LUB GLY 801K or equivalent

    B : SHOWA SUNLIGHT MB2 or equivalent

    Dust cover inner side and lip : THREE BOND

    Fig 13: Identifying POLY LUB GLY 801K And SHOWA SUNLIGHT MB2
    G06366642Courtesy of KIA MOTORS AMERICA, INC.
  19. Install the tie rod end (B) to the tie rod (A).
    Fig 14: Identifying Tie Rod End And Tie Rod
    G06366643Courtesy of KIA MOTORS AMERICA, INC.