CORE AS-RADIATOR 5664743 - Caterpillar

Make sure all the hydraulic pressure is released from the system before any hydraulic lines or hoses are disconnected
1. Raise and support boom. 2. Disconnect two hydraulic hoses (1) from base of valve and cap off to prevent oil spillage.3. Disconnect two hydraulic hoses (2) on top of valve and cap off to prevent oil spillage.4. Disconnect tee piece (3) and attached hoses from each end of the valve and cap off to prevent oil spillage.5. Remove two nuts (4), washers (5), bolts (6) and remove valve.Install Compensating Valve.
1. Position the valve onto the mounting bracket. Position the pipe support bracket with attached pipes on top of the valve and install two bolts (6), washers (5) and nuts (4).2. Connect the tee piece (3) and attached hoses to each end of the valve.3. Connect the two hydraulic hoses (2) to the top of the valve.4. Connect the two hydraulic hoses (1) to the base of the valve.5. Remove supports and lower boom.Disassemble Compensating Valve.
Start by:a. Remove compensating valve. 1. Remove the two relief valves (1) from the valve body and remove the 'O' ring seal (2), 'O' ring seal (3) and back up ring (4) from each relief valve.2. Remove the two check valves (5) from the valve body and remove the 'O' ring seal (6), backup ring (7), 'O' ring seal (8) and back up ring (9) from each check valve.Assemble Compensating Valve.
Prior to assembly make sure all components are clean. Precision fitted components will be damaged by foreign material.
1. Assemble the 'O' ring seal (8), back up ring (9), 'O' ring seal (6) and back up ring (7) to each check valve (5).2. Install the two check valves (5) into the valve body.3. Assemble the 'O' ring seal (3), back up ring (4) and 'O' ring seal (2) to each of the relief valves (1).4. Install the two relief valves (1) into the valve body.End By:a. Install compensating valve.