JLG 680S Operator Manual - Manual (Page 68)

SECTION 4 - MACHINE OPERATION
4-12 – JLG Lift – 3121233
4. Position steer/tow selector valve for towing; pull valve
knob OUT for towing. 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 towbar from towing vehicle and place it in
the stowed position as shown below. The machine is
now in the driving mode.