JLG 740AJ Operator Manual - Manual (Page 35)

SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
3121295 – JLG Lift – 2-15
10. 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.
11. Check that the platform automatically levels properly
during raising and lowering of the boom.
12. Check that the platform level override operates properly.
13. Check platform rotator for smooth operation and assure
platform will rotate 90 degrees in both directions from
centerline of boom.
14. If equipped with 4-wheel steer, check rear steer left and
right for proper operation.
15. If equipped, raise and lower the articulating jib boom.
Check for smooth operation.
16. If equipped with Auxiliary Power, operate each function
control switch to assure that they function in both direc-
tions using auxiliary power instead of engine power.
17. Ground Controls - Place GROUND/PLATFORM SELECT
switch to GROUND. Start engine. Platform controls
should not operate.