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Home >> Subaru >> 2003 >> Forester X, Automatic >> Repair and Diagnosis >> Steering >> Power Steering >> Power Assisted System (Power Steering) >> Steering Gearbox >> Assembly >> Control Valve Assembly
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Control Valve Assembly

  1. Specified steering grease:  VALIANT GREASE M2 (Part No. 003608001)
  1. Clean all parts and tools before reassembling.
  2. Apply a coat of specified power steering fluid to the inner wall of valve housing.
    Fig 1: Applying Coat Of Power Steering Fluid To Inner Wall Of Valve Housing
    G02097289Courtesy of SUBARU OF AMERICA, INC.
  3. Attach the ST2 to ST1.

    ST1 34099FA120 INSTALLER & REMOVER SEAL

    ST2 34099FA130 INSTALLER SEAL

  4. To avoid scratching the oil seal, apply a coat of grease to the contact surface of installer and oil seal.
  5. Verify the oil seal direction.

    Attach the oil seal to installer and position in valve housing before pressing into place.

  6. Press the oil seal into place using a press.
    Fig 2: Pressing Oil Seal Into Place
    G02097290Courtesy of SUBARU OF AMERICA, INC.
  7. Attach the bearing to ST, and then position in value housing. Using the ST and press, install the special bearing in valve housing.

    ST 34099FA120 INSTALLER & REMOVER SEAL

    Fig 3: Installing Special Bearing In Valve Housing
    G02097291Courtesy of SUBARU OF AMERICA, INC.
  8. Put vinyl tape around the pinion shaft splines to protect oil seal from damage.
  9. Fit the pinion and valve assembly into valve housing.
  10. Secure the valve assembly to ST1 and ST2.

    ST1 926370000 INSTALLER A

    ST2 34099FA100 STAND BASE

  11. Apply specified power steering fluid to oil seal and ST3.
  12. Install the ST3 to pinion, and then insert the oil seal. Press the oil seal using a press until ST4 contacts face end of valve housing.

    ST3 926360000 INSTALLER A

    ST4 927620000 INSTALLER B

    Fig 4: Inserting Oil Seal
    G02097292Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the ST3, and then fit the backing washer.
  14. Force-fit the ball bearing using ST3.

    ST1 926370000 INSTALLER A

    ST2 34099FA100 STAND BASE

    ST3 927640000 INSTALLER B

    Fig 5: Force-Fitting Ball Bearing
    G02097293Courtesy of SUBARU OF AMERICA, INC.
    NOTE: Be careful not to tilt the ball bearing during installation.
  15. Install the snap ring using snap ring pliers.
    NOTE: Rotate the snap ring to check for proper installation.
  16. Apply the specified grease to dust cover.
  17. Install the dust cover on valve assembly.
    Fig 6: Applying Specified Grease To Dust Cover
    G02097294Courtesy of SUBARU OF AMERICA, INC.
  18. Apply genuine grease to the pinion gear and bearing of valve assembly.
    Fig 7: Applying Genuine Grease To Pinion Gear & Bearing Of Valve Assembly
    G02097295Courtesy of SUBARU OF AMERICA, INC.
  19. Install a new gasket on valve assembly. Insert the valve assembly into place while facing rack teeth toward pinion.
    Fig 8: Installing Gasket On Valve Assembly
    G02097296Courtesy of SUBARU OF AMERICA, INC.
  20. Tighten the bolts alternately to secure valve assembly.
    1. Tightening torque:  25 N.m (2.5 kgf-m, 18.1 ft-lb)
    CAUTION: Be sure to alternately tighten the bolts.
  21. Apply a coat of grease to the sliding surface of sleeve and seating surface of spring, and then insert sleeve into steering body.

    Charge the adjusting screw with grease, and then insert the spring into adjusting screw and install on steering body.

    Fig 9: Applying Coat Of Grease To Sliding Surface Of Sleeve & Seating Surface Of Spring
    G02097297Courtesy of SUBARU OF AMERICA, INC.
  22. Tighten the adjusting screw to specified torque.

    Tightening torque: 

    1. First step;  7.4 N.m (0.75 kgf-m, 5.4 ft-lb)
    2. Second step;  Back off 25°
  23. Verify that play is within specified value. Refer to SERVICE LIMIT  , INSPECTION, Steering Gearbox.
  24. Loosen the adjusting screw, and then apply liquid gasket to at least 1/3 of the entire perimeter of adjusting screw thread.
    1. Liquid gasket:  THREE BOND 1141
    Fig 10: Applying Liquid Gasket To Entire Perimeter Of Adjusting Screw Thread
    G02097298Courtesy of SUBARU OF AMERICA, INC.
  25. Tighten the adjusting screw to specified torque.

    Tightening torque: 

    1. First step;  7.4 N.m (0.75 kgf-m, 5.4 ft-lb)
    2. Second step;  Back off 25°
  26. Install the lock nut. While holding the adjusting screw with a wrench, tighten lock nut using ST.

    ST 926230000 SPANNER

    1. Tightening torque (Lock nut):  39 N.m (4.0 kgf-m, 28.9 ft-lb)
    NOTE: Hold the adjusting screw with a wrench to prevent it from turning while tightening lock nut.
  27. Remove the gearbox from ST.
  28. Install the four pipes on gearbox.
    1. Connect the pipe A and B to the gearbox.
      1. Tightening torque:  13 N.m (1.3 kgf-m, 9.4 ft-lb)
    2. Connect the pipe E and F to gearbox.

      Tightening torque: 

      1. Pipe E:  15 N.m (1.5 kgf-m, 10.8 ft-lb)
      2. Pipe F:  25 N.m (2.5 kgf-m, 18.1 ft-lb)
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