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Home >> Subaru >> 2021 >> Crosstrek Hybrid >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical System >> 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 new O-ring to the crank pulley boss.
    2. Set the crank pulley to the crank pulley boss.
      NOTE: Install the crank pulley by aligning the flat sides (A) of the crank pulley and the flat sides (B) of the crank pulley boss.
      G11253221Courtesy of SUBARU OF AMERICA, INC.
    3. Use the ST1 and ST2 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 in the figure below.
      G08316897Courtesy of SUBARU OF AMERICA, INC.

      Preparation tool: 

      ST1: PULLEY WRENCH (18355AA000)

      ST2: PULLEY WRENCH PIN SET (18334AA000)

      Tightening torque: 

      2.0 L gasoline engine model

      80 N.m (8.2 kgf-m, 59.0 ft-lb)

      2.5 L model and hybrid model 

      95 N.m (9.7 kgf-m, 70.1 ft-lb)

      G11253220Courtesy of SUBARU OF AMERICA, INC.
    4. Draw reference lines (A) and (B) using a marker to set the socket to the crank pulley bolt as shown in the figure.
      G13876074Courtesy of SUBARU OF AMERICA, INC.
    5. Draw reference lines (A) and (B) on the crank pulley bolt using a marker as shown in the figure.
      G11253225Courtesy of SUBARU OF AMERICA, INC.
    6. Draw end line (C) on crank pulley using a marker at the same position as reference line (B) drawn on the crank pulley bolt in step (5).
      G11253226Courtesy of SUBARU OF AMERICA, INC.
    7. Use the ST1 and ST2 to lock the crank pulley, and tighten the crank pulley bolt until the 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.

      Preparation tool: 

      ST1: PULLEY WRENCH (18355AA000)

      ST2: PULLEY WRENCH PIN SET (18334AA000)

      Tightening angle: 

      60°±5°

      G11253227Courtesy of SUBARU OF AMERICA, INC.
  4. Install the V-belts.

    Gasoline engine model: 

    Ref. to MECHANICAL (H4DO (EXCEPT FOR HEV))>V-BELT>INSTALLATION>GASOLINE ENGINE MODEL>V-BELT .

    Hybrid model: 

    Ref. to MECHANICAL (H4DO (EXCEPT FOR HEV))>V-BELT>INSTALLATION>HYBRID MODEL>V-BELT .

  5. When working on the vehicle
    NOTE: When working on the vehicle, perform the following steps also.
    1. Install the bolts securing the lower side of the radiator upper frame.
      NOTE: This procedure is performed only when the component is removed for installation/removal of the crank pulley bolt.

      Tightening torque: 

      18 N.m (1.8 kgf-m, 13.3 ft-lb)

      G11253218Courtesy of SUBARU OF AMERICA, INC.
    2. Install the front under cover. (Gasoline engine model) Ref. to EXTERIOR/INTERIOR TRIM>FRONT UNDER COVER>INSTALLATION .
      NOTE: This procedure is performed only when the component is removed for installation/removal of the crank pulley bolt.
    3. Install the A/C accumulator assembly. (Hybrid model) Ref. to AIR CONDITIONER (HEV)>ACCUMULATOR>INSTALLATION .
    4. Install the air intake duct. Ref. to INTAKE (INDUCTION) (H4DO (EXCEPT FOR HEV))>AIR INTAKE DUCT>INSTALLATION .
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