Function Check - JLG 1230ES Operation And Safety Manual

2.5

FUNCTION CHECK

Perform the Function Check as follows:
1. From the Ground Control Panel with no load in the
platform:
a. Check if the platform/off/ground selector switch
and the platform lift-up/lift-down switch operate
properly.
b. Check that Pot-Hole-Protection system operates
properly, platform raised - bars down, platform
down - bars up.
c. Ensure that all machine functions are disabled
when the Emergency Stop Button is depressed.
d. With platform raised a few feet (meters), check if
the manual descent valve (located at the base of
the mast on the front of the machine), lowers the
platform properly.
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SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION AND INSPECTION
– JLG Lift –
2. From the Platform Control Console:
a. Ensure that the control console is firmly secured
in the proper location.
b. Check that all guards protecting switches are in
place.
c. Operate all functions, drive/lift mode select
switch, horn button, enable trigger, and joystick
functions to ensure proper operation.
d. With the platform elevated 6 in. (15cm) or more
on a smooth, firm, and level surface, drive the
machine to check if the high drive cutout speed-
limit is engaged. Drive speed will be reduced from
a top speed of 3mph (4.8 kph) to 0.5 mph (0.8
kph)
e. Ensure that all machine functions are disabled
when the Emergency Stop Button depressed.
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