CONTROL GP-ELECTRONIC 9X7154 - Caterpillar

Illustration 3 g02570843
Install pistons (18) into retaining plate (17).
Illustration 4 g02981657Note: Rotate the piston rings so that the end gaps of the upper piston rings and the lower piston rings are 180 degrees from each other.
Apply Tooling (C) to the threads of screws (16) and allow screws (16) to dry. Install screws (16) into retainer plate (17). Tighten screws (16) to a torque of 33 4 N m (25 3 lb ft).
Illustration 5 g02981477
Illustration 6 g02573199
Refer to Special Instructions, REHS1607 in order to determine thickness of shim (14).
Install spring (13) and shim (14) into barrel assembly (15).
Install barrel assembly (15) onto the shaft assembly.
Install rotating group (12) in a suitable vise. Allow clearance between the bearing and the top of the suitable vise. This clearance is for the motor housing, when the motor housing is installed over rotating group (12).
Illustration 7 g02981811
Install Tooling (A) into barrel assembly (15) in order to hold barrel assembly (15) in place during assembly.
Illustration 8 g02573243
To avoid motor damage, do not force the motor onto the rotating group.The assembly should be performed in one smooth, easy movement.If the housing does not easily fit over the rotating group, find and correct the problem before continuing assembly.
Raise the temperature of motor housing (4). Position motor housing (4) over the rotating group (12). Tilt motor housing (4) in order to clear rotating group (12) as motor housing (4) is assembled. Continue until the rotating group (12) bottoms out in the motor housing. A small amount of tapping on the outside of the motor housing (4) may be needed. Do not force the motor assembly together. Allow the motor housing (4) to cool before continuing assembly.
Illustration 9 g02573557
Install shims (7) that were determined in Step 9. Apply Tooling (E) onto O-ring seal (6). Position O-ring seal (6) onto shims (7) inside of motor housing (4).
Illustration 10 g02575797
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Use Tooling (D) in order to install lip seal (5) into cover (3).
Install cover (3) and retaining ring (2).
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Install Tooling (B) in order to pull up the rotating group against retaining ring (2). This action will put the rotating group in the correct location within the housing. Remove Tooling (B).
Illustration 13 g02568059
Remove Tooling (A) from rotating group (12).
Install O-ring seal (11) onto the motor housing.
Illustration 14 g02566879
Use Tooling (E) in order to install plate (10) onto head assembly (9).
Illustration 15 g02573777
Install head assembly (9).
Install bolts (8) into head assembly (9). End By:
Install the hydraulic fan piston motor.