Install jack stands under the rear corners of the loader.
Start the engine. Raise the lift arms and install an approved lift arm support device. (See Installing on Page 10-20-1.)
Raise the operator cab.(See Raising on Page 10-30-2.)
Hold the Lift Arm Bypass Control knob (Item 1) and loosen the jam nut (Item 2) on the Lift Arm ByPass valve shaft [Figure 20-50-2].
Remove the Lift Arm ByPass Control knob (Item 1) and the jam nut (Item 2) from the Lift Arm ByPass valve shaft [Figure 20-50-2].
Remove the rubber washer (Item 3) [Figure 20-50-2].
Disconnect the base end lift tubeline (Item 1) [Figure 20-50-3] from the Lift Arm Bypass valve.
Disconnect the drain tubeline (Item 2) [Figure 20-50-3] from the Lift Arm Bypass valve.
Disconnect the motor case drain hose (Item 3) [Figure 20-50-3].
Remove the two mounting bolt/nuts (Item 4) [Figure 20-50-3].
Installation: Tighten the mounting bolts to 180 – 200 in.-lb. (21 – 23 Nโขm) torque.
Remove the lift arm bypass control valve.
