GEAR 4N0095 - Caterpillar

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Position sun gear (20) in planetary carrier (19) and install retaining ring (21) .
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Use Tooling (D) and a suitable lifting device to install planetary carrier (19) into gear (34) . The weight of planetary carrier (19) is approximately 48 kg (105 lb).
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Install spacer (18) and gear (17) .
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Install carrier assembly (16) .
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Install retaining ring (15) .
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Install washer (14) and bearing assembly (13) . Install gear (12) and washer (11) . Use Tooling (C) to install retaining ring (10) .
Repeat Step 48 for the remaining planetary gears.
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Install spacer (9) and gear (8) .
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Install O-ring seal (7) on plug (5) .
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Install plug (5) in cover (2) . Tighten plug (5) to a torque of 80 10 N m (59 7 lb ft). Install plate (6) in cover (2) . Position gear (4) and install bolts (3) .
Place a piece of solder in the center of gear (8) .Note: You may need to apply some grease to the solder in order to keep the solder in position on gear (8) .
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Use Tooling (B) and a suitable lifting device to Install cover (2) . The weight of cover (2) is approximately 32 kg (70 lb).
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Install four bolts (1) at 90 degrees from each other.
Remove bolts (1) .
Use Tooling (B) and a suitable lifting device to remove cover (2) . The weight of cover (2) is approximately 32 kg (70 lb).
Use a micrometer to measure the thickness of the solder. Record this measurement in order to determine the thickness of the shims for plate (6) . Adjust the shims in order to obtain a clearance of 1.000 + 1.000 mm (0.0394 + 0.0394 inch) between plate (6) and gear (8) .
Apply Tooling (S) to the mating surfaces of cover (2) and the housing.
Use Tooling (B) and a suitable lifting device to Install cover (2) . The weight of cover (2) is approximately 32 kg (70 lb).
Install bolts (1) and the washers. Tighten bolts (1) to a torque of 900 100 N m (664 74 lb ft).
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Remove plug (5) (not shown). Attach Tooling (T) to cover (2) . Reduce the air pressure at the source to 103 kPa (15 psi). Apply air pressure to Tooling (T) . This air will test the Duo-Cone seals.
Use the ball valve on Tooling (T) to eliminate the air pressure to the final drive. A pressure of 98 kPa (14.2 psi) must be maintained for 30 seconds.
Remove Tooling (T) . Install plug (5) . Torque plug (5) to 80 10 N m (59 7 lb ft).
Use Tooling (H) and a suitable lifting device to remove the final drive from Tooling (A) . The combined weight of the final drive is approximately 550 kg (1200 lb).End By: Install the final drive. Refer to Disassembly and Assembly, "Final Drive - Install".