JLG 120-SXJ ANSI Operator Manual - Manual (Page 59)

SECTION 4 - MACHINE OPERATION
3121104 – JLG Lift – 4-9
5. Position Drive/Steer/Jacks/Axle controller located on
platform control console to Extend Axles until axles
are fully extended and the Axles Set light is on.
6. If the light does not illuminate when the axles are
fully extended, contact a qualified service technician
before continuing operation.
7. Position LIFT control to UP to lower the machine;
elevate the boom sufficiently and reposition the
boom over the steer wheel end of the machine.
8. Repeat steps 1 thru 6 for the opposite axle.
Machines with Jacks
MAKE SURE THAT PERSONNEL ARE CLEAR OF CHASSIS AT
ALL TIMES WHEN JACKS ARE EXTENDED.
JACKS RETRACT AUTOMATICALLY, LOWERING THE CHASSIS.
THE JACKS ARE TO BE USED FOR EXTENDING AND RETRACT-
ING THE AXLES. THEY ARE NOT TO BE USED AS A MAINTE-
NANCE TOOL.
1. From the platform controls, activate the machine
hydraulic system and position the boom over the
drive wheel end of the machine.
2. Position the Steer Select switch to the Front Steer
position. The boom must be retracted within the lim-
its of the 10 foot cutout switch and below horizontal.
3. Position the Axle/Jack Select switch to the desired
jack.
4. Push and hold the Jack/Steer/Axle Select switch in
the Jack position.
5. Position Drive/Steer/Jacks/Axle controller located on
platform control console to Extend Jack position
until the jack is fully extended.