Function Check - JLG 600S Operation And Safety Manual

Function Check

Perform the Function Check as follows:
1. From the ground control console with no load in the plat-
form:
a. Ensure that all machine functions are disabled when
the Emergency Stop Button is pushed in.
b. Ensure all functions stop when the function switch is
released.
c. Operate all functions and check all limiting and cut-out
switches to ensure proper operation. All boom sections
should extend/retract together at the same rate of
speed. Any difference would indicate delayed move-
ment and loose wire ropes.
d. Ensure proper operation of the manual descent con-
trols, as described in Section 5.5 of this manual.
IF DELAYED MOVEMENT IS DETECTED IN WIRE ROPE OPERATION, LOWER PLATFORM
TO STOWED POSITION, SHUT DOWN MACHINE, AND HAVE WIRE ROPES INSPECTED/
SERVICED BY A FACTORY TRAINED SERVICE TECHNICIAN. LOOSE OR MISADJUSTED
WIRE ROPES COULD RESULT IN SERIOUS INJURY OR DEATH.
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SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
2. From the platform control console:
a. Ensure the control console is firmly secured in the
proper location.
b. Check all guards protecting the switches or locks are in
place.
c. Operate all functions and check all limiting and cut-out
switches.
d. Ensure all machine functions are disabled when the
Emergency Stop Button is pushed in.
e. Operate all functions and ensure proper operation. All
boom sections should extend/retract together at the
same rate of speed. Any difference would indicate
delayed movement and loose wire ropes.
IF DELAYED MOVEMENT IS DETECTED IN WIRE ROPE OPERATION, LOWER PLATFORM
TO STOWED POSITION, SHUT DOWN MACHINE, AND HAVE WIRE ROPES INSPECTED/
SERVICED BY A FACTORY TRAINED SERVICE TECHNICIAN. LOOSE OR MISADJUSTED
WIRE ROPES COULD RESULT IN SERIOUS INJURY OR DEATH.
3.
With the platform in the stowed position:
a. Drive the machine on a grade, not to exceed the rated
gradeability, and stop to ensure the brakes hold;
b. Check that the tilt indicator is illuminated to ensure
proper operation.
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