SECTION 3 - MACHINE CONTROLS, INDICATORS AND OPERATION
3121773
– JLG Lift –
3-3
TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINE IF ANY CONTROL
LEVERS OR SWITCHES CONTROLLING PLATFORM MOVEMENT DO NOT
RETURN TO THE OFF POSITION WHEN RELEASED.
3.1
GROUND CONTROL STATION
See Figure 3-2., Ground Control Station
WHEN THE MACHINE IS SHUT DOWN BOTH EMERGENCY STOP SWITCHES
AND THE KEY SWITCH ON THE ENGINE MUST BE SET TO THE OFF POSITION TO
PREVENT DRAINING THE BATTERY. FOR PROLONGED SHUTDOWN OR WHILE
PERFORMING MAINTENANCE/REPAIRS, TURN OFF THE BATTERY DISCON-
NECT SWITCH.
1.
Main Power Key Switch
This switch must be turned to the ON (
I
) position
before power is supplied to the Power/Emergency
Stop switch. When machine is not in use, the key
can be removed in the OFF (
O
) position.
2.
Power/Emergency Stop Switch
A two-position red switch supplies power to PLAT-
FORM/GROUND/REMOTE SELECT switch when
twisted clockwise to be in the out (on) position.
When pushed in (off ), power is shut off to the
PLATFORM and GROUND controls.
3.
Platform/Ground/Remote Select Switch
This three position selector switch provides power
to the platform when in the center (neutral) posi-
tion.
With the key switch turned clockwise and held,
only the ground controls are operational.
With the key switch turned counter-clockwise, the
ground control electrical connector is enabled and
the platform (remote) control station can be oper-
ated from the ground position.
4.
Engine Start Buttons
To start the engine at the ground control, the main
power key switch
(item 1)
must be set to ON, emer-
gency stop button
(item 2)
reset to ON and set the
select switch
(item 3)
in the center (neutral) posi-
tion. The engine start button
(item 4)
must be
pushed in until the engine starts. The button on
the RIGHT is for ELECTRIC MOTOR start, the button
on the LEFT is for GAS/DIESEL ENGINE start.
NOTE:
When the machine is not stabilized and the engine is
not running, an alarm will sound to indicate that the
key switch on the engine is ON. Turn OFF the key
switch on the engine when not in operation.
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