JLG 120HX Operator Manual - Manual (Page 39)

SECTION 3 - USER RESPONSIBILITIES AND MACHINE CONTROL
3120818 – JLG Lift – 3-9
Axle Extension/Axle Jacks Control.
NOTE: The boom must be fully retracted in the stowed posi-
tion when axles are being extended. Also, the
SELECT SWITCH must be in the GROUND mode,
with the engine running.
1. Axle Jack Control Switch.
The axle jack control switch allows the operator to
raise the axle so it can be extended before operating
the boom. Place the switch in the down position to
raise the axle, or to the up position to lower the axle.
2. Axle Extension Switch
The axle extension switch allows the operator to
extend the axle after it has been raised by the axle
jack. Place the switch to the left to extend the axle or
to the right to retract the axle.
Remote Control Box.
NOTE: To operate the remote control box, set the SELECT
SWITCH to GROUND and start the engine.
1. Power/Emergency Stop Switch.
Position the Power/Emergency Stop switch to the on
position.
2. Steer Switch (Front).
This switch allows the operator to steer the front
wheels as desired. The Speed Control switch does
not affect the steer function.
3. Drive Switch.
Position the Drive switch to forward or reverse as
desired.
4. Speed Control.
Rotate the speed control when driving to increase or
decrease drive speed as desired.
5. Steer Switch (Rear).
This switch allows the operator to steer the rear
wheels as desired. The Speed Control switch does
not affect the steer function.
AXLE JACK
CONTROL
SWITCH
AXLE
EXTENSION
SWITCH
Figure 3-5. Axle Extension/Axle Jacks Control