SEAL 1856643 - Caterpillar

Illustration 25 g00875537
Remove swashplate assembly (38).
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Remove slide (39), two rods (40), and two bearings (41).
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Remove bearings (42).
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Remove plug assembly (44) and joint pin (43).
Repeat Step 31 for the opposite side.
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Remove four bolts (45) and servo valve (46).
Personal injury can result from parts and/or covers under spring pressure.Spring force will be released when covers are removed.Be prepared to hold spring loaded covers as the bolts are loosened.
Illustration 30 g00875568
Use Tooling (A) and a suitable press in order to remove retaining ring (47).
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Use Tooling (C) and a suitable press in order to remove ring assembly (48).
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Remove spring retainer (49). Remove springs (50), (51), and (52). Remove spring retainer (53).
Illustration 33 g00875571Note: Measure nut (54) for installation.
Remove nut (54) and cover (55).
Illustration 34 g00875573
Remove O-ring seal (56) from cover (55).
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Use Tooling (A) and a suitable press in order to remove retaining ring (57).
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Remove O-ring seal (58) and ring assembly (59). Remove spring retainer (60). Remove springs (61), (62), and (64). Remove spring retainer (63) and rod (65).
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Remove four bolts (66) and cover (67).
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Remove O-ring seal (68) from cover (67).
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Remove guide ring (69) and ring (70).