JLG 800A_AJ Operator Manual - Manual (Page 79)

SECTION 4 - MACHINE OPERATION
3121209 – JLG Lift – 4-17
4.13 TOW BAR (IF EQUIPPED)
RUNAWAY VEHICLE/MACHINE HAZARD. MACHINE HAS NO TOWING
BRAKES. TOWING VEHICLE MUST BE ABLE TO CONTROL MACHINE AT
ALL TIMES. ON-HIGHWAY TOWING NOT PERMITTED. FAILURE TO FOL-
LOW INSTRUCTIONS COULD CAUSE SERIOUS INJURY OR DEATH.
MAXIMUM TOWING SPEED 5 M.P.H. (8 K.M.H.)
MAXIMUM TOWING GRADE 25%.
Prior to towing the machine, complete the following:
DO NOT TOW MACHINE WITH ENGINE OPERATING OR DRIVE HUBS
ENGAGED.
1. Retract, lower and position boom in travel position; lock
turntable.
2. Lower tow bar and connect to towing vehicle
3. Disconnect drive hubs by inverting disconnect cap.
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 4-7. 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.