Lift and block the loader. (See LIFTING AND BLOCKING THE LOADER on Page 10-10-1.)
Raise the lift arms and install an approved lift arm support device. (See Installing Lift Arm Support Device
on Page 10-20-1.)
Stop the engine. Raise the seat bar.
Raise the operator cab. (See Raising The Operator Cab on Page 10-30-1.)
Clean the area around the control valve.
Drain the hydraulic reservoir. (See Replacing Hydraulic Fluid on Page 10-120-3.)
Mark all tubelines for correct installation.
Cap and plug all hoses, tubelines, and fittings.
Remove the control panel. (See Removal and Installation on Page 50-100-1.)
Disconnect the wire harness connectors (Item 1) [Figure 20-41-1] from the auxiliary solenoids connectors.
Disconnect the wire harness connector (Item 2) [Figure 20-41-1] from the BICSTM valve solenoid connector.
Disconnect the hose (Item 3) [Figure 20-41-1] from the lift arm by-pass control valve.
Disconnect the drain hoses (Item 4) [Figure 20-41-1] from the main control valve.
Disconnect the wire harness connector (Item 1) [Figure 20-41-2] from the control valve actuators.
Disconnect the outlet tubeline (Item 1) [Figure 20-41-3] from the control valve.
Disconnect the tubeline (Item 1) [Figure 20-41-4] from the auxiliary section of the control valve.
Disconnect and remove the tubeline (Item 2) [Figure 20-41-4] from the auxiliary section of the control valve.
Disconnect the tilt tubelines (Item 1) [Figure 20-41-5].
Disconnect the three tubelines (Item 1) [Figure 20-41-6] from the lift section of the control valve.
Disconnect the drain hose (Item 2) [Figure 20-41-6].
Remove the two mounting bolts (Item 1) [Figure 20-41-7] from the lift arm by-pass control bracket.
Connect a hoist to the control valve [Figure 20-41-8].
Locate the access covers (Item 1) [Figure 20-41-9] on the right side of the loader frame.
Remove the drive motor cover [Figure 20-41-10].
Loosen the rear mounting bolt and remove the front mounting bolt from the rectangular access cover (Item 1)
[Figure 20-41-10].
Rotate the cover to expose the access slot in the loader [Figure 20-41-10].
Disconnect the inlet hose from the control valve through the access slot [Figure 20-41-11].
Remove the two control valve mounting bolts/nuts (Item 1) [Figure 20-41-12] from the loader frame.
Remove the control valve from the loader.
Installation: Tighten the mounting bolt & nut to 18-20 ft.- lbs. (24-27 Nm) torque.
Reverse the removal procedure to install the control valve.
