WHEEL GP 2520111 - Caterpillar

Illustration 17 g02899959
Remove bearing (37), bearing (38), and the race.
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Attach Tooling (E) and a suitable lifting device to impeller housing (39). The weight of impeller housing (39) is approximately 50 kg (110 lb). Remove impeller housing (39) from shaft assembly (40).
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Remove bolts (41). Remove pump drive gear (42).
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Remove retaining ring (43). Remove bolts (45), split washers (46), and freewheel race (44).
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Attach Tooling (A) and a suitable lifting device to shaft assembly (47). The weight of shaft assembly (47) is approximately 80 kg (175 lb). Invert shaft assembly (47), as shown.
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Remove bolts (49). Remove distributor assembly (48).
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Remove ring (50).
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Use Tooling (F) in order to remove spanner nut (51). Note: Spanner nut (51) is staked for retaining purposes.
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Remove carrier assembly (52).
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Remove ring seal (53).
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Attach Tooling (G) in order to remove carrier assembly (54).
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Remove ring seals (55).
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Attach Tooling (H) and a suitable lifting device to shaft assembly (40). The weights of shaft assembly (40) is approximately 28 kg (60 lb). Remove shaft assembly (40) from carrier assembly (56). The weight of carrier assembly (56) is approximately 35 kg (75 lb).
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Use Tooling (J) and a suitable press to remove bearing (64) from shaft assembly (53). Use two people to position shaft assembly (53). Remove bearing (64). Use Tooling (N) to remove retaining ring (63).
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Remove ring seal (59) and O-ring seal (62). Use Tooling (H) in order to remove retaining ring (60). Remove bearing (61) from carrier assembly (56).