WINDOW GP-DOOR 1132512 - Caterpillar

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Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Note: To release piston rod (45) from the swashplate, lift the swashplate a little and move the piston rod sideways.
Remove piston rod (45).
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Remove swashplate (46).
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Remove spring (47).
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Remove bearings (48).
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Remove shaft assembly (49).
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Remove retaining ring (50).
Use Tooling (A) to remove seal (51).
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Remove two plugs (52) from pump body (27). Inspect the O-ring seals on the plugs. Replace the O-ring seals, if necessary.
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Remove bearing cup (53) from pump body (27).
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Use Tooling (B) and a suitable press to remove bearing cone (54) from shaft assembly (49).Piston Pump Mounting Group Install
Table 3
Required Tools
Tool Part Number Part Description Qty
A 1P-0510 Driver Gp 1
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Use Tooling (A) and a suitable press to install bearing (5) into flange (4).
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Install the O-ring seal, flange (4), and bolt (3) onto the piston pump.
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Install gear (2) and nut (1). Tighten nut (1) to a toque of 200 40 N m (148 30 lb ft).End By:
Install the Piston Pump (Brake, Pilot, Fan) .