JLG 100HX Operators & Safety Download

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SECTION 2 - PREPARATION AND INSPECTION

2-12

– JLG Lift –

3120889

IF BOOM CONTINUES TO TELESCOPE BEYOND SECOND MARK-
ING BAND, RETRACT THE BOOM, IMMEDIATELY SHUT DOWN
MACHINE AND CONTACT A QUALIFIED SERVICE PERSON.

Drive forward and reverse; check for proper opera-
tion.

Steer left and right; check for proper operation.

If equipped with 4 wheel steer, check rear steer left
and right for proper operation.

If equipped, check platform rotator for smooth oper-
ation and assure platform will rotate 90 degrees in
both directions from centerline of boom.

Raise, lower, and swing boom to LEFT and RIGHT a
minimum of 45 degrees (Cycle function several
times.) Check for smooth elevation and swing
motion.

If equipped with Extend-A-Reach, raise and lower
and swing Extend-A-Reach (Cycle functions several
times). check for smooth elevation and swing
motion.

Telescope boom in and out several cycles at various
degrees of elevation lengths. Check for smooth tele-
scope operation.

10.

Check that platform automatic self-leveling system
functions properly during raising and lowering of the
boom.

11.

Check platform level adjustment system for proper
operation.

NOTE: Turntable lock is on turntable facing platform. To dis-

engage 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.

12.

Swing turntable to LEFT and RIGHT a minimum of
45 degrees. Check for smooth motion.

13.

With the aid of an assistant to monitor the CHASSIS
OUT OF LEVEL indicator light on the platform con-
trol console, manually activate the indicator light by
compressing any one of the three tilt indicator
mounting springs. If the light does not illuminate,
shut down machine and contact a qualified service
technician before continuing operation.

14.

Footswitch.

FOOTSWITCH MUST BE ADJUSTED SO THAT FUNCTIONS WILL
OPERATE WHEN PEDAL IS APPROXIMATELY AT ITS CENTER OF
TRAVEL. IF SWITCH OPERATES WITHIN LAST 1/4" OF TRAVEL,
TOP OR BOTTOM, IT SHOULD BE ADJUSTED.

a. Activate hydraulic system. By depressing foot-

switch. Operate TELESCOPE and hold control.
Remove foot from footswitch, motion should
stop. If it does not, shut down machine and con-
tact a certified JLG service technician.

b. With footswitch depressed, operate LIFT and

hold co ntrol. Rem ove foo t from footswitch,
motion should stop. If it does not, shut down
machine and contact a certified JLG service
technician.

c. With engine power shut down, depress the foot-

switch. Attempt to start engine. Engine should
n o t a t t e m p t t o s t a r t w h e n f o o t s w i t c h i s
depressed. If starter engages or engine turns
over, shut down machine and contact a certified
JLG service technician.

15.

Auxiliary Power.

Operate each function control switch (e.g. TELE,
LIFT and SWING) to assure that they function in
both directions using auxiliary power instead of
engine power.

16.

Ground Controls.

Place GROUND/PLATFORM SELECT switch to
GROUND. Start engine. Platform controls should not
operate.

Load Management System Daily Check

At the beginning of each days’ use, perform check with no
load (persons or material) in platform from ground control
station.

Extend all axles fully and insert lock pins (if applica-
ble).

With boom fully retracted, raise boom to horizontal.

Position toggle switch located on the right side of
the ground control station in the “P” position and
hold.

Extend boom until it stops. Boom must stop on
white tape on mid boom. Release toggle switch.

Retract boom 3 meters and attempt to extend boom.
boom must not extend. Reset system by activating
toggle switch marked “R” located on right side of
ground control station.

Courtesy of Crane.Market