PACKING 3W6399 - Caterpillar

Illustration 7 g01296900
Use a suitable screwdriver in order to remove upper retaining ring (13) from sun gear (14) .
Remove sun gear (14) from carrier assembly (5) .
Illustration 8 g01296928
Remove retaining ring (15) from sun gear (14) .
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Use Tooling (B) and a suitable lifting device in order to remove ring gear (16) from swing drive housing (17) . The weight of ring gear (16) is approximately 80 kg (175 lb).
Illustration 10 g01296933
Remove spacer (18) from carrier assembly (19) .
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Use two suitable screwdrivers in order to remove retaining ring (20) .
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Use a suitable lifting device in order to remove carrier assembly (19) . The weight of carrier assembly (19) is approximately 68 kg (150 lb).
Disassemble carrier assembly (19) .
Illustration 13 g01296943
Use a hammer and a punch to drive spring pin (21) into planetary shaft (22) (not shown).
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Remove planetary shaft (22) , thrust washer (23) , thrust washer (27) , and planetary gear (25) from the carrier.
Remove bearing (24) and (26) from planetary gear (25) .
Use a suitable hammer and a suitable punch in order to remove spring pin (21) from planetary shaft (22) .
Repeat Steps 15.a through 15.d in order to remove the other three planetary gears from the carrier assembly.
Illustration 15 g00869500
Use Tooling (C) in order to remove retaining ring (28) .
Illustration 16 g01296992
Place swing drive housing (17) sideways. Remove two bolts (30) from bearing cage (29) .
Illustration 17 g01296997
Place swing drive housing (17) in a suitable press. The combined weight of swing drive housing (17) , pinion shaft (31) , and bearing cage (29) is approximately 300 kg (660 lb).
Illustration 18 g03644471
Place suitable cribbing directly under the pinion shaft (31) in order to prevent the pinion shaft from falling when the pinion shaft is pressed out of the swing drive housing.
Remove pinion shaft (31) , and spacer (32) from swing drive housing (17) .
Illustration 19 g03644489
Put an alignment mark on bearing cage (29) and swing drive housing (17) for assembly purposes.
Remove bolts (33) that secure bearing cage (29) to the swing drive housing. Remove bearing cage (29) and bearing (34) .
Remove lip seals (34) from bearing cage (29) .
Illustration 20 g03644496
Remove bearing (36) from swing drive housing (17) .