SEAT AS 1273017 - Caterpillar

Illustration 7 g01126154
Position hub (22) to ring gear (23) .
Install retaining ring (24) to ring gear (23) .
Illustration 8 g01126008
Install Tooling (D) and a suitable lifting device to hub (22) and position hub (22). The weight of hub (22) and ring gear (23) is approximately 80 kg (176 lb).
Remove Tooling (D) .
Install pins (21) to hub (22) .
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Typical example
Position retainer (18) and install bolts (20). Tighten bolts (20) to a torque of 135 20 N m (100 15 lb ft).Note: Hub (27) (not shown) and retainer (18) must be in metal to metal contact.
Use a feeler gauge to measure the clearance between retainer (18) and pins (21) (not shown). The clearance between retainer (18) and pins (21) (not shown) should measure 0.080 0.050 mm (0.0031 0.0020 inch).
Install ring (19) .
Illustration 11 g01125979
Lower the temperature of bearing cups (16) and install bearing cups (16) to planetary gears (14). Install bearing cones (17) to planetary gears (14) .
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Position planetary gears (14) to planetary carrier (10) .
Lower the temperature of shafts (15). Use Tooling (B) and a suitable press to install shafts (15) to planetary carrier (10) .
Position retainers (13) and install bolts (12). Tighten bolts (12) to a torque of 50 10 N m (37 7 lb ft).
Illustration 13 g01125947
Use two people in order to position planetary carrier (10) to sun gear (9). The weight of planetary carrier (10) is approximately 37 kg (82 lb).
Install retaining ring (11) to sun gear (9) .
Reposition planetary carrier (10) and sun gear (9) .
Illustration 14 g01125945
Install Tooling (D) and a suitable lifting device to planetary carrier (10). Position sun gear (9) and planetary carrier (10) to the hub. The weight of sun gear (9) and planetary carrier (10) is approximately 46 kg (101 lb).
Remove Tooling (D) .
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Lower the temperature of bearing cups (8). Install bearing cups (8) to planetary gears (6). Install bearing cones (7) to planetary gears (6) .
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Position planetary gears (6) to planetary carrier (2) .
Lower the temperature of shafts (5). Use Tooling (B) and a suitable press in order to install shafts (5) to planetary carrier (2). Measure the difference in height between shafts (5) and the machined surface of planetary carrier (2). The correct dimension is 0.080 0.050 mm (0.0031 0.0020 inch).
Illustration 17 g01125927
Position covers (3) and the O-ring seals to planetary carrier (2). Install bolts (4). Tighten bolts (4) to a torque of 50 10 N m (37 7 lb ft).Note: Covers (3) and planetary carrier (2) must be in metal to metal contact.
Illustration 18 g01125925
Install Tooling (A) and a suitable lifting device to planetary carrier (2) and position planetary carrier (2) and the O-ring seal. The weight of planetary carrier (2) is approximately 110 kg (240 lb).Note: Align the drain hole in planetary carrier (2) with the drain hole in the hub.
Install bolts (1). Tighten bolts (1) to a torque of 430 60 N m (317 44 lb ft).
Remove Tooling (A) .End By: Install the final drive.