Locate the two BICS lock valves, (Item 1) is for the tilt circuit, and (Item 2) [Figure 20-41-93] is for the lift circuit.
Remove the lift lock valve (Item 1) [Figure 20-41-94] from the back of the control valve.
Installation: Lightly lubricate the lock valve O-rings and tighten to 20 – 24 ft.-lb. (27 – 33 N•m) torque.
Remove the O-rings (Item 1) and back-up rings (Item 2) [Figure 20-41-95] from the lift lock valve, and replace with new.
Remove the tilt lock valve (Item 1) [Figure 20-41-96] from the back of the control valve.
Installation: Lightly lubricate the lock valve O-rings and tighten to 20 – 24 ft.-lb. (27 – 33 N•m) torque.
Remove the O-rings (Item 1) and back-up rings (Item 2) [Figure 20-41-97] from the tilt lock valve, and replace with new.
