JLG 150HAX Operator Manual - Manual (Page 61)

SECTION 4 - MACHINE OPERATION
3121213 – JLG Lift – 4-9
4.8 BOOM
A RED TILT ALARM WARNING LIGHT IS LOCATED ON THE CONTROL
CONSOLE WHICH LIGHTS WHEN THE CHASSIS IS ON A SEVERE SLOPE
(5° OR GREATER). DO NOT SWING, RAISE TOWER BOOM OR EXTEND
OR RAISE MAIN BOOM ABOVE HORIZONTAL WHEN LIGHT IS LIT.
DO NOT DEPEND ON TILT ALARM AS A LEVEL INDICATOR FOR THE
CHASSIS. TILT ALARM INDICATES CHASSIS IS ON A SEVERE SLOPE (5°
OR GREATER). CHASSIS MUST BE LEVEL BEFORE SWINGING, RAISING
TOWER BOOM OR EXTENDING OR RAISING MAIN BOOM ABOVE HORI-
ZONTAL.
TRAVELING WITH MAIN BOOM RETRACTED AND BELOW HORIZONTAL
IS PERMITTED ON GRADES AND SIDE SLOPES SPECIFIED IN SECTION
6.
TO AVOID UPSET IF RED TILT ALARM WARNING LIGHT ILLUMINATES
WHEN MAIN BOOM IS EXTENDED OR RAISED ABOVE HORIZONTAL,
RETRACT AND LOWER PLATFORM TO NEAR GROUND LEVEL. THEN
REPOSITION MACHINE SO THAT CHASSIS IS LEVEL BEFORE EXTEND-
ING OR RAISING MAIN BOOM.
TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINERY IF ANY
CONTROL LEVERS OR TOGGLE SWITCHES CONTROLLING PLATFORM
MOVEMENT DO NOT RETURN TO THE OFF 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 TO STOP MACHINE.
Swinging the Boom
ASSURE THAT TURNTABLE LOCK IS DISENGAGED BEFORE STARTING
ANY SWING OPERATION.
1. To swing boom, position SWING controller to RIGHT or
LEFT for direction desired.
NOTE: With axles retracted, boom will only swing between
wheels. Axles must be fully extended and locked to obtain
360° rotation.