SUPPORT-IDLER 4155200 - Caterpillar

Illustration 9 g02131881
Illustration 10 g02133219Note: Make sure that the spring pin hole in planetary shaft (32) is aligned with the spring pin hole in the carrier.
Install roller bearings (35), planetary gear (36), washer (37), washer (33), planetary shaft (32), and spring pin (31) into carrier assembly (34). Install spring pin (31) until spring pin (31) is even with the outside surface of the carrier. Align the split in spring pin (31) to the top or the bottom.
Make a stake mark on each side of the spring pin hole in the carrier, as shown. The stake mark will prevent the spring pin from falling out of the spring pin hole. Make a stake mark at Dimension (Y). Dimension (Y) is 2.25 0.75 mm (0.089 0.030 inch).
Illustration 11 g02131879
Attach Tooling (A) and a suitable lifting device to planetary gear assembly (30). The weight of planetary gear assembly (30) is approximately 57 kg (125 lb). Install planetary gear assembly (30).
Install O-ring seal (29).
Illustration 12 g02131878
Attach Tooling (A) and a suitable lifting device to ring gear (27). The weight of ring gear (27) is approximately 70 kg (155 lb). Install ring gear (27) and bolts (28). Tighten bolts (28) to a torque of 520 70 N m (385 52 lb ft).
Install spacer (26).
Illustration 13 g02131877
Illustration 14 g02133219
Install roller bearing (22), planetary gear (23), washer (24), washer (20), planetary shaft (18), and spring pin (17) into carrier assembly (21). Install spring pin (17) until spring pin (17) is even with the outside surface of the carrier. Align the split in spring pin (17) to the top or the bottom.
Make a stake mark on each side of the spring pin hole in the carrier, as shown. The stake mark will prevent the spring pin from falling out of the spring pin hole. Make a stake mark at Dimension (Y). Dimension (Y) is 2.25 0.75 mm (0.089 0.030 inch).
Install sun gear (25) and retaining ring (19).
Illustration 15 g02131876
Attach Tooling (A) and a suitable lifting device to planetary gear assembly (15). The weight of planetary gear assembly (15) is approximately 32 kg (70 lb). Install planetary gear assembly (15).
Install spacer (16).
Illustration 16 g02131875
Install sun gear (14) and retaining ring (10).
Install washer (12), roller bearing (11), planetary gear (9), washer (8), and retaining ring (7) on carrier assembly (13).
Illustration 17 g02131415
Install planetary gear assembly (6), spacer (5), and sun gear (4).
Illustration 18 g02135393
Use the correct plate (3) in order to achieve Dimension (Z). Dimension (Z) is 1.00 to 2.00 mm (0.039 0.079 inch).
Illustration 19 g02131414
Use Tooling (J) in order to secure plate (3) in cover (2).
Illustration 20 g02131413
Apply Tooling (K) to the mating surface of cover (1). Attach Tooling (A) and a suitable lifting device to cover (2). The weight of cover (2) is approximately 20 kg (45 lb). Install cover (2) and bolts (1). Tighten bolts (1) to a torque of 105 20 N m (80 15 lb ft).
Remove Tooling (A) and the suitable lifting device. Apply Tooling (H) to the threads of the set screws. Install the set