JLG 800A_AJ Operator Manual - Manual (Page 37)

SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
3121209 – JLG Lift – 2-17
9. Check the high-engine cutout for the main boom assem-
bly as follows:
a. Place machine on level surface with booms
retracted and lowered.
b. From the platform control, position DRIVE SPEED/
TORQUE SELECT switch to FAST (Forward Posi-
tion).
c. Raise the main boom above horizontal.
d. Using extreme caution, partially position the DRIVE
control to FORWARD just enough to cause the
machine to move. The drive speed should be in
slow or creep mode.
10. Swing turntable to LEFT and RIGHT a minimum of 45
degrees. Check for smooth motion.
NOTE: Ensure the turntable lock is disengaged. To disengage
lock, pull snap pin from lock pin, lift lock pin up to unlock
turntable. Return snap pin to lock pin to hold lock pin in
the disengaged position. Reverse procedure to engage
turntable lock.
11. Check the Tilt Alarm and Warning System as follows:
IF THE TILT ALARM AND WARNING SYSTEM DOES NOT OPERATE
PROPERLY, DISCONTINUE OPERATION. CONTACT A QUALIFIED SER-
VICE TECHNICIAN TO CORRECT THE MALFUNCTION BEFORE OPERAT-
ING THE MACHINE.
For Machines prior to serial number 0300062045 -
Have an assistant manually activate the tilt indicator light
by compressing any one of the three tilt indicator mount-
ing springs. The tilt indicator light on the platform control
console should illuminate.
For Machines from serial number 0300062045 to
present - With the platform in the transport position
(tower base boom lowered, main fly boom retracted,
and main base boom below horizontal) drive up a suit-
able ramp of at least 5° slope. The tilt indicator light on
the platform control console should illuminate.
12. Check that the platform automatically levels properly
during raising and lowering of the boom.