PLATE 1172022 - Caterpillar

Note: Lubricate the whole rear trunnion support group, through the lubrication hole on the cover, after assembly, until grease purge out the lip seal.Note: Tighten bolts (2) to a specified torque of 160 30 N m (118 22 lb ft). Tighten bolts (5) to a specified torque of 270 40 N m (199 30 lb ft) and applyLoctite 263 on threads.
Illustration 1 g06213702
View of trunnion support
(1) 096-5867 Hard Washer
(2) 157-0950 Bolt
(3) 267-8821 Washer
(4) 441-6455 Bolt
(5) 443-9425 Lip Type Seal
(6) 503-1259 Trunnion Support
(7) 503-1260 Cover
(8) 503-8610 Thrust Plate
Replace existing trunnion support with new trunnion support (6).
Replace existing cover with new cover (7) using bolts (4) and washers (3).
Replace existing thrust plate with new thrust plate (8) using bolts (2) and washers (1).
Install lip seal (5).Note: The lube hole position has changed from the top of the trunnion support to the back of the cover. The lube hose must be rerouted, the red line is the old style, and the blue line is the new routing as shown in illustration 2
Illustration 2 g06214449
View of before and after line rerouting
Illustration 3 g06214030
View of manual lube configuration
(A) 7K-1181 Cable Strap
(B) 204-2281 Cable Strap
(C) 200-6345 Mount
Reroute the hose as shown in Illustration 3.
Illustration 4 g06214037
View of autolube configuration
(A) 7K-1181 Cable Strap
(B) 204-2281 Cable Strap
(C) 200-6345 Mount
(D) 446-6952 Adapter
Reroute the hose as shown in Illustration 4.The improved rear axle trunnions support is adaptable to the products within the listed serial numbers S/N:M5K1455-UP.
Table 2
Required Parts
Item Qty Part Number Part Description
1 1 510-2636 Trunnion Support
2 14 178-3707 Bolt
3 14 198-4768 Washer
4 1 443-9425 Lip Type Seal Refer to Disassembly and Assembly , UENR3112 , "Trunnion Support (Oscillating Axle, Rear) - Remove and Install" for assembly instructions.
Illustration 5 g06212666
View of trunnion support
(1) 510-2636 Trunnion Support
(2) 178-3707 Bolt
(3) 198-4768 Hard Washer
(4) 443-9425 Lip Type Seal
Install trunnion support (1) using existing hardware.
Reinstall the cover, using bolts (2), washers (3), and seal (4).Note: Be sure to grease all parts prior to installation.
Torque bolts (2) to 160 30 N m (118 22 lb ft).