Function Check - JLG 1230ES Operation And Safety Manual

SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION AND INSPECTION
2.4

FUNCTION CHECK

Perform the Function Check as follows:
1. From the Ground Control Panel with no load in the plat-
form:
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 plat-
form properly.
3121221
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.
– JLG Lift – 2-5