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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical (H4DOTC) >> Crank Pulley >> Installation

Crank Pulley: Installation

  1. Clean the crankshaft thread using compressed air.
  2. Apply engine oil to the crank pulley bolt seat and thread.
  3. Install the crank pulley.
    1. Install the crank pulley to the crank pulley boss.
      NOTE:
      • Use new O-rings.
      • Install the crank pulley by aligning the crank pulley knock hole (A) and crank pulley boss knock pin (B).
      Fig 1: Aligning Crank Pulley Knock Hole And Crank Pulley Boss Knock Pin
      G09480264Courtesy of SUBARU OF AMERICA, INC.
    2. Use the ST to lock the crank pulley, and temporarily tighten the crank pulley bolt.
      NOTE: To prevent damaging ST1, attach the ST2 onto the ST1 as shown.

      ST1 18355AA000 PULLEY WRENCH 

      ST2 18334AA000 PULLEY WRENCH PIN SET 

      Fig 2: Attaching ST2 Onto ST1
      G08316897Courtesy of SUBARU OF AMERICA, INC.

      ST1 18355AA000 PULLEY WRENCH 

      ST2 18334AA000 PULLEY WRENCH PIN SET 

      Tightening torque: 

      20 N.m (2.0 kgf-m, 14.8 ft-lb)

      Fig 3: Installing Crank Pulley Bolt
      G11266801Courtesy of SUBARU OF AMERICA, INC.
    3. Use the marker as shown in the figure, draw the reference line (A) on the crank pulley bolt according to the indented line on the crank pulley bolt head, and draw the end line (B) on the crank pulley.
      NOTE:
      • Lines are indented by 90° on the crank pulley bolt head.
        Fig 4: Identifying Crank Pulley Bolt Head Lines Angle
        G09480267Courtesy of SUBARU OF AMERICA, INC.
      • Reference line is drawn for better visibility.
      Fig 5: Draw End Line On Crank Pulley
      G11266803Courtesy of SUBARU OF AMERICA, INC.
    4. Use the ST to lock the crank pulley, and tighten the crank pulley bolt to the angle where reference line (A) and end line (B) are aligned.
    NOTE: It should be approx. 90° when reference line (A) and end line (B) are aligned.

    ST1 18355AA000 PULLEY WRENCH 

    ST2 18334AA000 PULLEY WRENCH PIN SET 

    Tightening angle: 

    90°±5°

    Fig 6: Tightening Crank Pulley Bolt
    G11266804Courtesy of SUBARU OF AMERICA, INC.
  4. Install the V-belts. Ref. to MECHANICAL (H4DOTC)>V-belt>INSTALLATION>V-BELT .
  5. When working on the vehicle
NOTE: When working on the vehicle, perform the following steps also.
  1. Install the radiator main fan & fan motor assembly and radiator sub fan & fan motor assembly. Ref. to COOLING(H4DOTC)>Radiator Main Fan and Fan Motor>INSTALLATION . Ref. to COOLING(H4DOTC)>Radiator Sub Fan and Fan Motor>INSTALLATION .