Transfer Clutch: Assembly

WARNING: This page is about a different car, the 2021 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Install the transfer clutch piston.
NOTE: Apply CVTF to the transfer clutch piston lip.
Install the return spring.

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Install the transfer clutch piston seal.
NOTE: Apply CVTF to the lip section of transfer clutch piston seal.

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Using the ST, compress the return spring with a press and install the snap ring.
Preparation tool:

ST: COMPRESSOR SPECIAL TOOL (18762AA001)

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Install the pressure plate, driven plate, drive plate and snap ring.

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Blow compressed air through transfer clutch assembly hole, and check the transfer clutch piston operation.
NOTE: Plug the holes through which the compressed air is not blown.

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Before measuring clearance "C", place same thickness shims on both sides to prevent the plate from tilting.
When the clearance "C" exceeds the limit for use, select the transfer clutch plate set and pressure plate, and adjust the clearance "C" within the initial specified value.
Initial standard:

0.7 - 1.1 mm (0.028 - 0.043 in)

Limit thickness:

1.3 mm (0.051 in)

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1. Measure the thickness of the pressure plate for the transfer clutch plate set that has been used before replacement.
2. Select the transfer clutch plate set that uses the pressure plate of which the value is close to the measured value in (1), and check the clearance "C".
3. When the clearance "C" exceeds the limit for use in step (2), replace the pressure plate installed on the lower side of the transfer clutch plate set, and check the clearance "C" again.
4. When the clearance "C" exceeds the limit for use in step (3), select the transfer clutch plate set that was not used in step (2), and adjust the clearance "C" again.
Check the clearance between snap ring and pressure plate. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 IMPREZA)>TRANSFER CLUTCH>INSPECTION .
Install the ball bearing using the ST1 and ST2.
NOTE: Use a new ball bearing.

Preparation tool:

ST1: INSTALLER (398177700)

ST2: INSTALLER (499277000)

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