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Crank Pulley: Installation

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  1. Clean the crankshaft thread using compressed air.
  2. Install the crank pulley.
  3. Apply engine oil to the crank pulley bolt seat and thread.
  4. Tighten the crank pulley bolts.
    1. Use the ST to lock the crank pulley, and temporarily tighten the crank pulley bolt.

      ST 499977100 CRANK PULLEY WRENCH

      Tightening torque: 

      47 N.m (4.8 kgf-m, 34.7 ft-lb) 

      Fig 1: Tightening Crank Pulley Bolt Using Crank Pulley Wrench (499977100)
      G08539252Courtesy of SUBARU OF AMERICA, INC.
    2. Draw reference lines (A) and (B) using a marker to set the socket to the crank pulley bolt as shown in the figure.
      NOTE: Set the socket onto the crank pulley bolt so that reference lines (A) and (B) is visible.

      ST 499977100 CRANK PULLEY WRENCH

      Fig 2: Setting Socket To Crank Pulley Bolt
      G10265326Courtesy of SUBARU OF AMERICA, INC.
    3. Draw end line (C) on ST using a marker at the same position as reference line (B) drawn on the socket in step  2.

      ST 499977100 CRANK PULLEY WRENCH

      Fig 3: Identifying End Line On Crank Pulley Wrench (499977100)
      G08539254Courtesy 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 (C) are aligned.
      NOTE: It should be approx. 60° when reference line (A) and end line (C) are aligned.

      ST 499977100 CRANK PULLEY WRENCH

      Tightening angle: 

      60°±5° 

      Fig 4: Locking Crank Pulley Using Crank Pulley Wrench (499977100)
      G08539255Courtesy of SUBARU OF AMERICA, INC.
  5. Install the V-belts. <Ref. to INSTALLATION , V-belt.>