Oil Pump Assembly (Fa20): Installation

1. Apply a coat of engine oil to four new O-rings and install them to the engine.
2. Before applying the liquid gasket, completely remove the old liquid gasket on the sealing portion.
3. If there are gaps at the locations as shown in the figure, fill the gaps with THREE BOND 1217G.
   Fig 1: Locating Chain Cover Gap Locations

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4. Apply THREE BOND 1217G to the locations of chain cover as shown in the figure.
   Fig 2: Locating Chain Cover Sealant Application Area

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   CAUTION:

   • Clean and degrease the installation surface.
   • Install within 5 min. after applying liquid gasket.
   • Do not fill the engine oil within 2 hour after the installation.
   • Do not start the engine within 2 hour after the installation.
5. Temporarily install the chain cover with the 32 bolts.
6. Tighten the 32 bolts in the order as shown in the figure.
   Fig 3: Chain Cover Bolt Tightening Sequence

   Courtesy of SUBARU OF AMERICA, INC.

   Standard value: Bolts A, B

   T=10N.m {102kgf.cm} {7.4ft.lbf}

   Bolt C, D

   T=25N.m {255kgf.cm} {18.4ft.lbf}

   NOTE:

   Bolt type	Bolt length (except for head)
   Bolt A	20 mm {0.787 in}
   Bolt B	25 mm {0.984 in}
   Bolt C	60 mm {2.362 in}
   Bolt D	50 mm {1.969 in}

1. Install the idler pulley cover as shown in the figure.
2. Install the idler pulley SUB-ASSY No. 1 and idler pulley cover with the bolt.

   Standard value: T=36N.m {367kgf.cm} {26.6ft.lbf}

   Fig 4: Locating Idler Pulley Cover Bolt

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3. Install the idler pulley cover as shown in the figure.
   Fig 5: Locating Idler Pulley Cover Bolt

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4. Install the idler pulley sub-assembly No. 1 and idler pulley cover with the bolt.

   Standard value: T=36N.m {367kgf.cm} {26.6ft.lbf}

   Fig 6: V-Ribbed Belt Tensioner Bolt Tightening Sequence

   Courtesy of SUBARU OF AMERICA, INC.

1. Temporarily install the alternator bracket with four bolts.
2. Tighten the four bolts in the order as shown in the figure.

Standard value: T=36N.m {367kgf.cm} {26.6ft.lbf}

Courtesy of SUBARU OF AMERICA, INC.

1. Align the anti-rotation pin and the pin fixing hole. Use a 8-mm socket hexagon wrench to install the V-ribbed belt tensioner ASSY.

   Standard value: Tightening torque=25N.m {255kgf.cm} {18.4ft.lbf}

2. Install the cap.
   Fig 7: Locating Idler Pulley Sub-Assembly No. 2 Bolt

   Courtesy of SUBARU OF AMERICA, INC.

1. Install the idler pulley cover as shown in the figure.
2. Install the idler pulley SUB-ASSY No. 2 and idler pulley cover with the bolt.

   Standard value: Tightening torque=36N.m {367kgf.cm} {26.6ft.lbf}

1. Install a new O-ring to the oil level gauge guide.
2. Apply engine oil to the O-ring and install the oil level gauge guide with the bolt.

   Standard value: T=6.4N.m {65kgf.cm} {4.7ft.lbf}

3. Install the oil level gauge.

1. Connect the connector of cam position sensor and connector of cam timing oil control valve assembly.
2. Connect the clamp.
3. Connect the connector of engine oil temperature sensor and connector of engine oil pressure switch assembly.
4. Connect the connector of cam position sensor and connector of cam timing oil control valve assembly.
5. Connect the two connectors of cam position sensor and connector of cam timing oil control valve assembly.
6. Connect the connector for camshaft position sensor.
7. Install the wiring harness clamp bracket and wiring harness with the bolt.

   Standard value: T=6.4N.m {65kgf.cm} {4.7ft.lbf}

8. Remove the two bolts and connect the two wiring harness clamp brackets and wiring harness.

   Standard value: T=6.4N.m {65kgf.cm} {4.7ft.lbf}

Standard value: T=6.0N.m {61kgf.cm} {4.4ft.lbf}