VALVE AS 7W0402 - Caterpillar

Illustration 27 g02524920
Mark the position of pin (32) in the non-engine end frame for later installation. Use Tooling (D) to remove pin (32). The weight of pin (32) is approximately 184 kg (405 lb).
Illustration 28 g02525026
Remove spacer (33).
Illustration 29 g02525077
Use Tooling (D) to remove pin (34). The weight of pin (34) is approximately 116 kg (255 lb).
Remove the wheel chocks from the wheels on the rear axle. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".
Slowly move the engine end frame away from the non-engine end frame. Move the stands with the engine end frame. After the engine end frame has been moved away from the non-engine end frame, the stands will need to be moved underneath the machine. For correct placement, view Illustration 25 and Illustration 26. Note: Fuel may be added to the fuel tank or fuel may be subtracted from the fuel tank in order to help balance the engine end frame during separation.
Illustration 30 g02525098
Remove spacer (35) from the engine end frame.
Remove bolts (36). Remove cap (37) and shims (38).
Illustration 31 g02525116
Remove lip seal (39) from cap (37).
Illustration 32 g02525136
Remove bolts (40). Remove cap (41).
Illustration 33 g02525139
Remove lip seal (42) from cap (41).
Illustration 34 g02525142
Illustration 35 g02525158
Install Tooling (E) in order to remove bearing cups (43), bearing cones (44), and spacer (45) from the lower bore of the engine end frame.
Illustration 36 g02525237
Remove hose assembly (46). Remove bolts (47). Remove cap (48).
Illustration 37 g02525277
Remove lip seal (49) from cap (48).
Illustration 38 g02525298
Remove bolts (50). Remove cap (51) and shims (52).
Illustration 39 g02525617
Remove lip seal (53) from cap (51).
Illustration 40 g02525796
Illustration 41 g02525962
Use Tooling (F) to remove bearing cups (54) and bearing cones (55) from the upper bore of the non-engine end frame.