ADJUSTER GP-BUCKET 4I6914 - Caterpillar

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Remove retaining ring (15) that holds carrier assembly (13) in position.
Remove spacer (14) from carrier assembly (13).
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Slide a piece of steel bar stock between the planetary gears in carrier assembly (13), as shown. Make sure that the steel bar stock is centered in the carrier assembly. Fasten a suitable lifting device to the steel bar stock, as shown. The weight of carrier assembly (13) is approximately 39 kg (86 lb). Slowly lift carrier assembly (13) from the swing drive housing.
Use the following procedure to disassemble carrier assembly (13).
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Drive spring pin (16) into planetary shaft (17) with a suitable hammer and a punch.
Remove planetary shaft (17), thrust washers (20), and planetary gear (18) from the carrier assembly.
Remove bearings (19) from planetary gear (18).
Remove spring pin (16) from planetary shaft (17) with a hammer and a punch.
Repeat Steps 10.a through 10.d in order to remove the other three planetary gears from the carrier assembly.
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Use two people in order to remove ring gear (21) from the swing drive housing. The weight of ring gear (21) is approximately 39 kg (86 lb).
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Use Tooling (B) to remove retaining ring (22).
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Place swing drive housing (25) sideways. Remove two bolts (23) from bearing cage (24).
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Position swing drive housing (25) in a suitable press. The combined weight of the swing drive housing, the pinion shaft, and the bearing cage is approximately 136 kg (300 lb).
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Place two Steel Supports (C) under the face of bearing cage (24).
Place a suitable block directly under the pinion shaft (26). This will prevent the pinion shaft from falling, while the shaft is pressed out of the swing drive housing. Note: Use care when components are pushed from the swing drive housing. Avoid injury to personnel. Also, avoid damage to components.
Push pinion shaft (26) from the swing drive housing. The weight of pinion shaft (26) is approximately 50 kg (110 lb).
Remove the swing drive housing and the pinion shaft from the press. The weight of the swing drive housing is approximately 86 kg (189 lb).
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Place swing drive housing (25) sideways. Remove the remaining bolts (23) from the swing drive. Remove bearing cage (24) from the swing drive.
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Remove lip seals (27) and O-ring seal (28) from bearing cage (24).
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Illustration 20 g00908509Note: Use care when the components are pushed from the swing drive housing. Avoid injury to personnel. Also, avoid damage to components.
Place swing drive (25) in a suitable press. Use Tooling (D) to push bearing (29), spacer (30), and bearing (31) from the swing drive.