JLG 80HX_HX+6 Operator Manual - Manual (Page 66)

SECTION 4 - MACHINE OPERATION
3120890 – JLG Lift – 4-3
BEFORE DRIVING, MAKE SURE BOOM IS POSITIONED OVER
REAR AXLE. IF BOOM IS OVER FRONT AXLE (STEER WHEELS),
STEER AND DRIVE CONTROLS WILL MOVE IN OPPOSITE DIREC-
TIONS TO MACHINE CONTROLS.
Traveling Forward or Reverse
1. With engine running, depress footswitch and
position DRIVE control to FORWARD and hold
for the duration of forward travel desired.
NOTE: When DRIVE or STEER functions are being oper-
ated there is an interlock which prevents operation of
boom functions.
2. Depress footswitch and position DRIVE control
to REVERSE and hold for duration of reverse
travel desired.
3. Depress footswitch and position STEER con-
trol to RIGHT for traveling right and LEFT for
traveling left.
4. To obtain maximum travel speed, position the
DRIVE controller to FAST and activate the fol-
lowing switches:
a. Position ENGINE SPEED switch to HIGH.
b. Position WHEEL SPEED switch to HIGH.
c. Position PUMP VOLUME switch to HIGH.
5. Prior to stopping the machine, position
switches as follows:
a. Position ENGINE SPEED switch to LOW.
b. Position WHEEL SPEED switch to LOW.
c. Position PUMP VOLUME switch to LOW.
6. 6. For traveling up grades, position switches as
follows:
a. Position ENGINE SPEED switch to HIGH.
b. Position WHEEL SPEED switch to LOW.
c. Position PUMP VOLUME switch to LOW.
NOTE: For smoother operation when driving with fully
extended boom, place DRIVE control to SLOW
before stopping.
4.5 STEERING
Depress footswitch to steer machine, push on the left side
of the switch to steer left, on the right side to steer right.
NOTE: On machines with four wheel steering, the drive con-
troller will have a thumb-rocker switch controlling the
rear drive wheels.
BEFORE OPERATING MACHINE, MAKE SURE BOOM IS POSI-
TIONED OVER REAR AXLE. IF BOOM IS OVER FRONT AXLE
(STEER WHEELS), STEER AND DRIVE CONTROLS WILL MOVE IN
OPPOSITE DIRECTION THAN INDICATED ON MACHINE PLAC-
ARDS.
4.6 PARKING AND STOWING
Park and stow machine as follows:
1. Park machine in travel position; boom lowered
over rear, all access panels and doors closed
and secured, ignition off, turntable locked.
2. Check that brakes hold machine in position.
3. Chock wheels front and rear.
4. Turn off SELECT switch and remove key.
4.7 PLATFORM
Loading From Ground Level
1. Position chassis on a smooth, firm and level
surface.
2. If total load (personnel, tools and supplies) is
less then rated capacity, distribute load uni-
formly on platform floor and proceed to work
position.