BEARING 1989422 - Caterpillar

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Install bearings (24) and (26) in gear (25).
Install gear (25) and washers (23) and (27) in carrier (20).
Lower the temperature of shaft (22). Install the shaft in carrier assembly (20).
Install pin (21) in the carrier assembly and the shaft.
Use a hammer and a center punch to stake the pin in the carrier housing.
Repeat Steps 10 through Steps 14 on the remaining gear assemblies.
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Use a suitable lifting device to install carrier assembly (20). The weight of carrier assembly (20) is approximately 68 kg (150 lb).
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Install retaining ring (19).
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Install spacer (17) in carrier assembly (18).
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Make sure that the mating surfaces of ring gear (15) and swing drive housing (16) are thoroughly clean.
Apply 1U-8846 Gasket Sealant to the face of swing drive housing (16) and the face of ring gear (15).
Use Tooling (B) and a suitable lifting device to install ring gear (15) in swing drive housing (16). The weight of ring gear (15) is approximately 80 kg (175 lb).
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Install retaining ring (14) into the sun gear.
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Install sun gear (13) in carrier assembly (4). Install upper retaining ring (12).
Assemble carrier assembly (4).
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Apply clean SAE 30W oil on bearing (10). Install bearing (10) in planetary gear (9).
Install thrust washer (8) on one side of planetary gear (9).
Install thrust washer (11) on the other side of planetary gear (9).
Use a deburring tool to remove the metal burr from the openings in the carrier.
Install planetary gear (9) and the thrust washers in carrier assembly (4).
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Install planetary shaft (7) through the gear assembly into the carrier assembly. Make sure that the spring pin hole in the planetary shaft is in alignment with the spring pin hole in the carrier.
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Drive spring pin (6) into shaft (7). Orient the split in spring pin (6) vertically to the carrier. Align the split in the spring pin to the top or the bottom. Make a stake mark on each side of the spring pin hole in the carrier. Each stake mark should be approximately 2.25 0.75 mm (0.09 0.03 inch) from the outside diameter of the spring pin hole.
Repeat Steps 24.a through 24.g to install the other three planetary gears in the carrier.
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Use two people to install carrier assembly (4) in the ring gear. The weight of the carrier assembly is approximately 36 kg (80 lb).
Install spacer (5) in carrier assembly (4).
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Install sun gear (3) in carrier assembly (4).
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Make sure that the mating surfaces of the ring gear and cover (2) are thoroughly clean.
Apply 1U-8846 Gasket Sealant on the flange surface of the ring gear and cover (5).
Install cover (2) and bolts (1).End By:
Install the swing drive. Refer to Disassembly and Assembly, "Swing Drive - Remove and Install".