Oil Pump: Installation

Assemble the drive pinion assembly to the oil pump housing.
NOTE:
- Be careful not to bend the shims.
- Be careful not to force the pinion against the housing bore.
Tighten four bolts to secure the roller bearing.
1. Tightening torque: 40 N.m (4.1 kgf-m, 30 ft-lb)
Fig 1: Tightening Bolts To Secure Roller Bearing
Courtesy of SUBARU OF AMERICA, INC.
With pay attention to the orientation of the oil seals, install two new oil seals to the oil seal retainer using ST.
ST 499247300 INSTALLER

Fig 2: Installing Oil Seals To Oil Seal Retainer
Courtesy of SUBARU OF AMERICA, INC.
Attach the new O-ring to the oil seal retainer with vaseline. Install the seal to the oil pump housing bore.

Fig 3: Installing Seal To Oil Pump Housing Bore
Courtesy of SUBARU OF AMERICA, INC.
Install the oil seal retainer taking care not to damage the oil seal lips. Then secure with three bolts.
1. Tightening torque: 7 N.m (0.7 kgf-m, 5.1 ft-lb)
Fig 4: Installing Oil Seal Retainer
Courtesy of SUBARU OF AMERICA, INC.
Make sure the O-ring is fitted correctly in position.
Secure the housing with two nuts and the bolt.
1. Tightening torque: 42 N.m (4.3 kgf-m, 31 ft-lb)
  
  Fig 5: Securing Housing With Nuts & Bolt
  Courtesy of SUBARU OF AMERICA, INC.
Install the torque converter clutch case assembly to the transmission case assembly. Refer to INSTALLATION , Torque Converter Clutch Assembly.
Install reduction driven gear. Refer to INSTALLATION , Reduction Driven Gear.
Combine the extension case with the transmission case, and install vehicle speed sensor 1 (rear). Refer to INSTALLATION , Extension Case.
Insert inhibitor switch and transmission connector into stay.

Fig 6: Inserting Inhibitor Switch & Transmission Connector Into Stay
Courtesy of SUBARU OF AMERICA, INC.
Install air breather hose. Refer to INSTALLATION , Air Breather Hose.
Install the oil cooler pipe. Refer to INSTALLATION , ATF Cooler Pipe and Hose.
Install the oil charger pipe with O-ring. Refer to INSTALLATION , Oil Charger Pipe.
Insert the input shaft while turning lightly by hand. At this time, not to damage the bushing.
1. Normal protrusion A: 50 - 55 mm (1.97 - 2.17 in)
Fig 7: Inserting Input Shaft
Courtesy of SUBARU OF AMERICA, INC.
Install the torque converter clutch assembly. Refer to INSTALLATION , Torque Converter Clutch Assembly.
Install the transmission assembly to the vehicle. Refer to INSTALLATION , Automatic Transmission Assembly.