KIT-GASKET-FS 2907150 - Caterpillar

Removal Procedure
Start By:
Remove the boom. Refer to Disassembly and Assembly, "Grapple Boom (Dual Function) - Remove". Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
Illustration 1 g01272318
Disconnect hose assemblies (1) from both sides of the machine.
Illustration 2 g01272319
Install mounting pin assemblies (3) for the boom and install a suitable lifting device to pin assemblies (3). The weight of grapple arch (2) is approximately 658 kg (1450 lb).
Illustration 3 g01272320
Position suitable blocking under arch cylinder (4), as shown.
Illustration 4 g01272322
Remove bolt (6) and pin assembly (5) and disconnect arch cylinder (4).
Repeat Steps 3 and 4 for the other arch cylinder.
Illustration 5 g01272324
Lower grapple arch (2) and attach another suitable lifting device to grapple arch (2), as shown.
Illustration 6 g01272364
Remove bolt (7) and pin assembly (8). Repeat this Step for the other side of the machine.
Remove grapple arch (2).
Illustration 7 g01272365
Remove bearings (9) from both sides.