JLG 660SJ Operator Manual - Manual (Page 68)

SECTION 4 - MACHINE OPERATION
4-10 – JLG Lift – 3121205
2. Connect tow bar to front of frame with attach pins, and
tow bar to towing vehicle.
3. Disconnect drive hubs by inverting disconnect cap.Refer
to Figure 4-4., Drive Disconnect Hub.
4. Actuate steer/tow selector valve for towing; pull valve
knob OUT to float position. (This opens the steer circuit
to reservoir, allowing the steer cylinder rod free travel.)
The machine is now in the towing mode.
After towing the machine, complete the following:
1. Actuate steer/tow selector valve for steering; push valve
knob IN to the actuated position.
2. Reconnect drive hubs by inverting disconnect cap.
3. Disconnect tow bar from steering hitch and from towing
vehicle. The machine is now in the driving mode.
Figure 4-4. Drive Disconnect Hub