JLG 510AJ Series II Operator Manual - Manual (Page 57)

SECTION 4 - MACHINE OPERATION
3121292 – JLG Lift – 4-9
TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINERY IF ANY
CONTROL LEVER OR TOGGLE SWITCH CONTROLLING PLATFORM
MOVEMENT DOES NOT RETURN TO THE ‘OFF’ OR NEUTRAL POSITION
WHEN RELEASED.
TO AVOID A COLLISION AND INJURY IF PLATFORM DOES NOT STOP
WHEN A CONTROL SWITCH OR LEVER IS RELEASED, REMOVE FOOT
FROM FOOTSWITCH OR USE EMERGENCY STOP SWITCH TO STOP THE
MACHINE.
Swinging the Boom
To swing boom, use Main Lift/Swing controller to select
RIGHT or LEFT direction.
Raising and Lowering the Tower Boom
To raise or lower the Tower Boom, use Tower Boom Lift
switch to select UP or DOWN movement.
Raising and Lowering the Main Boom
To raise or lower the Main Boom, use Main Boom Lift switch
to select UP or DOWN movement.
Telescoping the Main Boom
To extend or retract the main boom, use the Main Telescope
Control Switch to select IN or OUT movement.
4.8 FUNCTION SPEED CONTROL
This control affects the speed of all boom functions to the
right of the control and, also, Platform Level. When in the
Counterclockwise maximum position, Drive and all boom
functions are placed in creep speed.