BUSHING 5M8023 - Caterpillar

Illustration 7 g03391919Note: Sun gear (27) is free to fall if the sun gear stays with planetary carrier (8).
Use Tooling (D) and a suitable lifting device to remove planetary carrier (8) and sun gear (7) from the sprocket hub. The weight of planetary carrier (8) and sun gear (7) are approximately 46 kg (101 lb).
Illustration 8 g00617887
Turn over planetary carrier (8) and sun gear (7).
Remove spiral ring (9) from sun gear (7).
Use a suitable lifting device to remove planetary carrier (8) from sun gear (7). The weight of planetary carrier (8) is approximately 37 kg (82 lb).
Illustration 9 g03392448
Remove the bolts and retainers (10).
Use a suitable press and Tooling (B) to remove the shafts from planetary carrier (8).
Remove gears (11) from planetary carrier (8).
Illustration 10 g00617890
Remove bearings (12) from planetary gears (11).
Remove the lock rings and bearing cups (13) from planetary gears (11).
Illustration 11 g00617891
Remove bolts (14) and retainer (15).
Use a magnet to remove pins from the reaction hub.
Illustration 12 g03391973
Install Tooling (E) and suitable lifting device on reaction hub (16). The weight of reaction hub (16) and ring gear (17) are approximately 80 kg (176 lb).
Remove reaction hub (16) and ring gear (17).
Remove Tooling (E).
Illustration 13 g03392671
Turn over reaction hub (16) and ring gear (17).
Remove the retainer ring from ring gear (17).
Remove reaction hub (16) from ring gear (17). The weight of reaction hub (16) is approximately 22 kg (49 lb).
Illustration 14 g00619568
Install Tooling (F) on sprocket hub (19).
Use Tooling (F) to loosen sprocket hub (19) from the spindle.
Remove Tooling (F).
Remove bearing cone (18) from sprocket hub (19).
Illustration 15 g03391976
Install Tooling (G) and a suitable lifting device on sprocket hub (19). The weight of sprocket hub (19) is approximately 280 kg (620 lb).
Remove sprocket hub (19) from spindle (20).
Turn over sprocket hub (19).
Illustration 16 g03392753Note: Mark Duo-Cone seal (21) for placement during assembly.
Remove Duo-Cone seal (21).
Illustration 17 g03392756
Remove bearing cup (22).
Illustration 18 g03392763
Turn over sprocket hub (19).
Remove bearing cup (23).
Illustration 19 g03392768
Remove Duo-Cone seal (24) from spindle (20).
Damage will result from removal of bearing cone (25).
If necessary, remove bearing cone (25) from spindle (20).
Remove retainer (27) and lip seal (26) from spindle (20).
Orient spindle (20) with the spline downward. Support spindle (20) securely.
Inspect spindle (20) to determine the reusability.