Raising And Lowering; Raising; Lowering - JLG 1930ES Operation And Safety Manual

SECTION 4 - MACHINE OPERATION
4.3

RAISING AND LOWERING

DO NOT RAISE PLATFORM EXCEPT ON A FIRM, LEVEL AND SMOOTH
SURFACE FREE OF OBSTRUCTIONS AND HOLES.
NOTE: When selecting between the Lift/Drive functions the con-
troller must be in the neutral position for 3 seconds before
the function change is effective. The machine is inopera-
ble at this point.

Raising

1. If the machine is shut down, place the power selector
switch to the desired position (platform or ground).
2. Position the applicable emergency stop switch to the on
position.
NOTE: If the machine is equipped with a footswitch (Japanese
Specification Only), the footswitch must be depressed in
conjunction with the red trigger switch, located on the
controller. Power is removed from the platform controls
when the footswitch is released.
4-2
3. If operating from the ground controls, position the lift
switch to up and hold until desired elevation is achieved.
If operating from the platform controls, select lift func-
tion, squeeze and hold the red trigger switch, move the
controller backward (up) and hold until desired elevation
is reached. The lift switch works in conjunction with the
enable switch. Releasing the trigger switch will stop the
function being operated.

Lowering

ENSURE SCISSOR ARM AREA IS FREE OF PERSONNEL PRIOR TO
LOWERING PLATFORM.
NOTE: The machine is equipped with a descent alarm which will
sound as the platform is being lowered (CE Optional).
If operating from the ground controls, position the lift switch
to down and hold until desired elevation is achieved or until
platform is fully lowered. If operating from the platform con-
trols, select lift function squeeze the red trigger switch and
push the controller forward (down) and hold until desired
elevation is reached or until platform is fully lowered. The lift
switch works in conjunction with the enable switch. Releas-
ing the trigger switch will stop the function being operated.
– JLG Lift – 3121165