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Extension Case: Installation

  1. Check the projection (A) of the knock pins.
    NOTE: When attached on the extension case side, install on the transmission case side.
    G13936073Courtesy of SUBARU OF AMERICA, INC.

    Specification: 

    8.5 - 9.5 mm (0.33 - 0.37 in)

    G13936074Courtesy of SUBARU OF AMERICA, INC.
  2. Confirm that the shaft (A), parking pawl (B) and return spring (C) are firmly attached.
    G13936075Courtesy of SUBARU OF AMERICA, INC.
  3. Perform the following operations when replacing the extension case.
    1. Select the transfer driven gear shim. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(TR580)>TRANSFER CLUTCH>INSTALLATION .
    2. Select the transfer drive gear shim. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(TR580)>REDUCTION DRIVEN GEAR>INSTALLATION .
  4. Install a new seal ring.
    NOTE:
    • Apply CVTF to the seal rings.
    • Do not stretch the seal ring more than necessary.
    G13936072Courtesy of SUBARU OF AMERICA, INC.
  5. Install a new O-ring.
    NOTE: Apply CVTF to the O-rings.
    G13936071Courtesy of SUBARU OF AMERICA, INC.
  6. Using vaseline, set the transfer driven gear shim and transfer drive gear shim.
    G13936078Courtesy of SUBARU OF AMERICA, INC.
  7. Apply liquid gasket to the mating surface of the extension case as shown in the figure, and temporarily install the extension case and transmission hanger (A).
    CAUTION: Be careful not to damage the oil seal of the extension case.
    NOTE:
    • Before applying liquid gasket, degrease the old liquid gasket seal surfaces of the extension case and transmission case.
    • Install within 5 min. after applying liquid gasket.

    Liquid gasket: 

    THREE BOND 1216J or equivalent

    G13936079Courtesy of SUBARU OF AMERICA, INC.
    G13936068Courtesy of SUBARU OF AMERICA, INC.
  8. Tighten the bolts to secure the extension case and transmission hanger.

    Tightening torque: 

    25 N.m (2.5 kgf-m, 18.4 ft-lb)

  9. Install the clip (A), and connect the ground terminal (B).
    NOTE: Let the ground terminal come into contact with the stopper (a) and tighten the bolt.
    G13935971Courtesy of SUBARU OF AMERICA, INC.
    G13935972Courtesy of SUBARU OF AMERICA, INC.

    Tightening torque: 

    13 N.m (1.3 kgf-m, 9.6 ft-lb)

    G13936067Courtesy of SUBARU OF AMERICA, INC.
  10. Install the electric oil pump. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(TR580)>ELECTRIC FLUID PUMP>INSTALLATION .
  11. Install the transmission body. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(TR580)>TRANSMISSION ASSEMBLY>INSTALLATION .
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