PLATE GP-HEAT EXCHANGER 4493087 - Caterpillar

Table 1
Forwarder Parts List    
Quantity     Part Number     Description    
1     189-5771     Grapple Damper    
2     162-8715     Bushing    Installation Procedure
Refer to Service Manual module, RENR3025, "Disassembly and Assembly, 554 Forwarder and 574 Forwarder Machine Systems", "Steering Frame Lock - Connection Procedure" for instruction on preparing the machine for disassembly.
Place the grapple on the ground. Support the grapple in order to prevent movement when the damper is removed.
Support the stick with a suitable jack or with a sling and a hoist.
Illustration 1 g00697094
Remove pin (1) and pin (2) .
Remove the former damper.
Illustration 2 g00707980
Install new 189-5771 Damper (3). Use two 162-8715 Bushings between the stick and the damper. Torque bolt (5) to 120 5 N m (88.5 3.7 lb ft).
Torque locknut (4) up to 30 N m (22.1 lb ft). The dampening force increases with higher torque. Also, the wear on the break increases with higher torque. The maximum torque for locknut (4) is 30 N m (22.1 lb ft). Adjust the torque to the preference of the operator.