JLG 740AJ Operator Manual - Manual (Page 79)

SECTION 4 - MACHINE OPERATION
3121295 – JLG Lift – 4-17
3. Disconnect drive hubs by inverting disconnect cap.
Refer to Figure 4-7., Drive Disconnect Hub.
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 tow bar from towing vehicle and place it in
the stowed position as shown in Figure 4-8. The
machine is now in the driving mode.
4.14 WELDING LEAD (IF EQUIPPED)
This option consists of a single welding cable that is installed
in the power track and will allow stick welding from the plat-
form, up to the full elevation of the machine. The single weld-
ing cable system differs from the two cable system of
previous machines.
DO NOT GROUND WELDER TO THE MACHINE. SERIOUS DAMAGE TO
THE MACHINE WILL RESULT. THIS SYSTEM IS INTENDED TO BE
GROUNDED TO THE MATERIAL BEING WELDED.