JLG 20VP (3120727) Operator Manual - Manual (Page 37)

SECTION 4 - MACHINE OPERATION
3120727 – JLG Lift – 4-3
Driving
WHEN DRIVING WITH PLATFORM LOWERED, DO NOT ATTEMPT
TO DRIVE MACHINE UP A RAMP (GRADE) OF GREATER THAN FIF-
TEEN 15 % PERCE NT ( 8- 1/2 ° DE GREES) , OR SIDE SLOPE
GREATER THAN (5° DEGREES), AS TIPPING COULD OCCUR.
NEVER ATTEMPT TO DRIVE ONTO A GRADE WITH THE PLATFORM
ELEVATED.
1. Enter the platform and close the gate.
2. Check the floor and overhead area in the direction of
travel for obstacles to avoid.
OLD STYLE CONTROLLER
3. On the platform controller the FUNCTION ENABLE
switch must be pressed and released before any
other platform function will operate. You must acti-
vate the desired function within three (3) seconds
after pressing the FUNCTION ENABLE switch.
4. Press and release the FUNCTION ENABLE switch
then gently point the JOYSTICK in the direction of
travel. If necessary, adjust the SPEED CONTROL on
the platform controller (round knurled knob) while
driving.
5. To stop, either release the JOYSTICK (quick stop), or
slowly move the JOYSTICK back to the neutral (cen-
ter) position (preferred), to bring lift to a smooth
stop.
NEW STYLE CONTROLLER
3. On the joystick control the DRIVE ENABLE button
located on the top of joystick must be pressed and
HELD down before driving the machine with the joy-
stick control.
4. Press and HOLD the DRIVE ENABLE button then
gently point the JOYSTICK in the direction of travel.
If necessary, adjust the VARIABLE SPEED CON-
TROL knob on the controller (round knurled knob)
while driving.
5. To stop, either release the JOYSTICK (quick stop), or
slowly move the JOYSTICK back to the neutral (cen-
ter) position (preferred), to bring lift to a smooth
stop.
Elevating Platform
DO NOT ATTEMPT TO RAISE THE PLATFORM UNLESS ALL FOUR
WHEELS OF THE MACHINE ARE RESTING ON A FIRM AND LEVEL
SURFACE.
ALWAYS CHECK THE BUBBLE LEVEL OR TILT INDICATOR ON
BASE THE FRAME TO BE SURE MACHINE IS ON A LEVEL SUR-
FACE BEFORE RAISING PLATFORM.
ALSO, OBSERVE SURFACE AREA AROUND MACHINE IF IT IS TO
BE MOVED (DRIVEN) WHILE PLATFORM IS ELEVATED.
DO NOT ATTEMPT TO DRIVE ONTO A GRADE WITH THE PLAT-
FORM ELEVATED.
1. Drive the machine to the area where overhead work
is to be performed and position the machine into it’s
approximate work position. (Use optional laser posi-
tioning pointer if equipped).
2. Check the tilt indicator or the bubble level indicator
on base frame of machine, the bubble inside the
level indicator must be inside the small center ring
before attempting to raise the platform.
OLD STYLE CONTROLLER
3. To raise the platform, PRESS and RELEASE the
FUNCTION ENABLE switch on the platform control-
ler, then within three (3) seconds PRESS the plat-
form UP (up arrow) switch on the controller panel.
Upon reaching desired elevation level release the
UP (arrow) switch.
NEW STYLE CONTROLLER
3. To raise the platform, PRESS and HOLD the LIFT
ENABLE switch on the platform controller then the
platform UP (up arrow) switch on the controller
panel. Upon reaching desired elevation level release
the UP (arrow) switch and the LIFT ENABLE switch.
NOTE: Maximum drive speed is automatically decreased to
one half (1/2) m.p.h. maximum when platform is ele-
vated.
4. If necessary, reposition (drive) lift using platform
controller JOYSTICK to bring work object into reach.
Lowering Platform
ENSURE AREA BENEATH PLATFORM IS FREE OF PERSONNEL
AND OBSTRUCTIONS PRIOR TO LOWERING PLATFORM.
OLD STYLE CONTROLLER
1. To lower platform, press the FUNCTION ENABLE
switch and platform DOWN switch (down arrow) on
the platform controller panel. Upon reaching desired
lower level release the DOWN (down arrow) switch.
NEW STYLE CONTROLLER
1. To lower platform, PRESS and HOLD the LIFT
ENABLE switch and platform DOWN switch (down
arrow) on the platform controller panel. Upon reach-
ing desired lower level release the DOWN (down
arrow) switch and the LIFT ENABLE switch.