JLG 800A Operation And Safety Manual page 42

SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
9. Check the high-engine cutout for the main boom assembly
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 Position).
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.
2-18
11. Check the Tilt Alarm and Warning System as follows:
IF THE TILT ALARM AND WARNING SYSTEM DOES NOT OPERATE PROPERLY, DISCON-
TINUE OPERATION. CONTACT A QUALIFIED SERVICE TECHNICIAN TO CORRECT THE
MALFUNCTION BEFORE OPERATING THE MACHINE.
For Machines prior to serial number 0300062045 - Have
an assistant manually activate the tilt indicator light by com-
pressing any one of the three tilt indicator mounting springs.
The tilt indicator light on the platform control console
should illuminate.
For Machines from serial number 0300062045 to
0300183033 - With the platform in the transport position
(tower base boom lowered, main fly boom retracted, and
main base boom below horizontal) drive up a suitable 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.
– JLG Lift – 3121209