CORE-RADIATOR 3411884 - Caterpillar

Disassembly Procedure
Start By:
Remove the travel control valve. Refer to Disassembly and Assembly, "Control Valve (Travel, 4-Bank) (With Tilt Function) - Remove".Note: Cleanliness is an important factor. Before you begin the disassembly procedure, the exterior of the components should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform disassembly procedures on a clean work surface. Keep components covered and protected at all times.
Illustration 1 g01138554
Remove nuts (1) that hold the main control valve together.
Illustration 2 g01017427
Illustration 3 g01138555
Remove end cover (2). Remove O-ring seals (3) and fittings (4) .
Illustration 4 g01138556
Remove shims (6) and remove valve group (5) for the rotator. Remove the remaining valve groups. Shims are located between each of the valve groups.Disassemble the Valve Sections
Illustration 5 g01017486
Personal injury can result from parts and/or covers under spring pressure.Spring force will be released when covers are removed.Be prepared to hold spring loaded covers as the bolts are loosened.
Remove bolts (9) and remove side cap assembly (4). Remove spring kit (11) .
Remove purge valve (6) and plug (8) .
Remove bolts (12) and (15) and remove end cap (16) for the solenoids. Remove purge valve (10) and remove plug (14) .
Remove mounting bolts (7) and remove solenoid valves (5) .
Remove relief valve (1). Remove valve assemblies (2) and remove the other relief valve (3). Remove plug assemblies (13) and (17). Remove O-ring seals (18) .