FRAME GP-UNDERCARRIAGE 4514941 - Caterpillar

Disassembly Procedure
Table 1
Required Tools
Tooling Part Number Description Qty
A 7S-9470 Piston Ring Expander 1 Start By:
Remove the pistons and connecting rods. Refer to Disassembly and Assembly, "Piston and Connecting Rods - Remove" for the engine that is being serviced. 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 g01003217
Use Tooling (A) in order to remove the piston rings from the piston .
Illustration 2 g01003218
Remove retainer ring (3), piston pin (1) and connecting rod (2) from the piston.
Clean the piston ring grooves on the pistons with an acceptable ring groove tool.