PUMP GP-GEAR 4557972 - Caterpillar

Illustration 1 g01074420
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install spring (22), spring (23), retainer (24), nut (25), nut (26), and slug (21) on stem (20). Tighten nut (26) and nut (25) until the measurement that was recorded during disassembly is obtained.
Illustration 2 g00529133
Illustration 3 g00529124
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install spool assembly (20).
Install sleeve (18), nut (17) and plunger (19). Adjust the sleeve and the nut until the measurement that was recorded during disassembly is obtained.
Repeat steps 1 through 3 for the installation of spool assembly (27).
Install O-ring seal (16).
Illustration 4 g00529092
Install bearing (15) in the cover.
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Use Tooling (B) in order to install bearing (13) and retaining ring (14) on the shaft.
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Install shaft assembly (8) and actuator (10).
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Use Tooling (A) in order to install retainer ring (12).
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Align the key on shaft (8) with the alignment mark that was made during the disassembly procedure. Install pin (9) in actuator (10) and shaft (8).
Illustration 9 g00529078
Install lip seal (11).
Illustration 10 g00529059
Illustration 11 g00529060
Install O-ring seal (7), retainer assembly (6) and nut (5). Adjust the retainer and the nut until the measurement that was recorded during disassembly is obtained.
Illustration 12 g00529035
Illustration 13 g01074416
Install actuator assembly (4) and bolts (3). Tighten the bolts to a torque of 25 6 N m (18 4 lb ft).
Illustration 14 g00529032
Install check valves (2).
Install the mounting bracket (1). End By:
Install the steering pilot valve. Refer to Disassembly and Assembly, "Pilot Valve (Steering) - Install".