JLG X500AJ Operator Manual - Manual (Page 56)

SECTION 4 - MACHINE OPERATION
4-6 – JLG Lift – 3121636
4.4 BASE AND BOOM/JIB ALIGNMENT
The machine has two reflectors/photocells that check if the
boom assembly is completely lowered and retracted, the jib
is lowered, and the turntable is aligned with the base. (see
photos)
When these conditions are met this symbol
will display in position (6) on the Platform/
Remote Control LCD display.
UNLESS THESE CONDITIONS ARE MET,
DRIVE, STEER, TRACK WIDTH ADJUSTMENT, AND OUT-
RIGGER MOVEMENT IS PREVENTED.
Base/Boom Alignment - Visual Indicator
Boom/Jib and Base Alignment - Reflectors/Photocells