CYLINDER GP-BOOM 3422121 - Caterpillar

Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-0510 Driver Group 1 Start By:
Remove the rocker shaft assemblies. Refer to Disassembly and Assembly, "Rocker Shaft and Push Rods - Remove".
Illustration 1 g01004533
Slide shaft (1) out of rocker arms (2). If necessary, remove the dowel from the shaft.
Illustration 2 g01004548
Remove adjustment screw (4) and the nut from rocker arm (2).
Use a hammer and a punch in order to remove socket (3) from rocker arm (2).
Remove button (5) from socket (3). Remove retaining ring (7) from button (5).
Use Tooling (A) in order to remove sleeve bearing (6) from rocker arm (2).