ENGINE AR 2W4959 - Caterpillar

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Remove gear (25). Remove spacer (26) .
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Remove carrier assembly (27) .
Use two people to remove carrier assembly (27). The weight of the carrier assembly is approximately 38 kg (85 lb).
Disassemble carrier assembly (27), as follows.
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Drive spring pin (29) into planetary shaft (28) with a hammer and a punch.
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Remove planetary shaft (28) .
Remove spring pin (29) from planetary shaft (28) with a hammer and a punch.
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Remove thrust washers (30) and planetary gear (32) from the carrier assembly.
Remove two bearings (31) from the planetary gear.
Repeat Steps 21.a through 21.e for the other two planetary gears.
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Use two people to remove gear (33). The weight of gear is approximately 41 kg (90 lb).
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Remove O-ring seal (34) .
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Remove bolts (35A) and plates (35B) .
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Use Tooling (G) to remove dowel (37) from stopper plate (35) .
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Secure Tooling (D) to stopper plate (35). Use Tooling (D) to remove stopper plate (35) .
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Use Tooling (E) and a suitable lifting device to remove housing (36). The weight of housing (36) is approximately 100 kg (220 lb).
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Remove Duo-Cone seal (39A) from housing (38) .
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Remove Duo-Cone seal (39B) from housing (36) .
Use Tooling (F) in order to remove bearings (40) and (41) from housing (36) .
If necessary, remove the final drive sprocket from the sprocket housing. Refer to Disassembly and Assembly, "Final Drive Sprocket - Remove and Install".