Ground Control Station - JLG 4394RT Operation And Safety Manual

Ground Control Station (See Figure 3-2.)
DO NOT OPERATE FROM GROUND CONTROL STATION WITH PERSONNEL IN
THE PLATFORM EXCEPT IN AN EMERGENCY.
PERFORM AS MANY PRE-OPERATIONAL CHECKS AND INSPECTIONS FROM
THE GROUND CONTROL STATION AS POSSIBLE.
NOTE: When the machine is shut down for overnight parking or
battery charging, the emergency stop and power select
switches must be positioned to off to prevent draining the
batteries.
1. Platform/Ground Control Switch
(Power Select Switch) -
A three position, key-operated
power select switch supplies oper-
ating power to the platform or
ground controls, as selected. When
positioned to platform, the switch
provides power to the emergency
stop switch at the platform controls. When positioned
to ground, the switch provides power to the ground
control. The ground control emergency stop switch
provides power to the key switch. With the power
select switch in the center off position, power is shut
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SECTION 3 - MACHINE CONTROLS, INDICATORS AND OPERATION
off to both platform and ground controls and the key
can be removed to disable the machine.
2. Glow Plug Switch - (Diesel Engine
Only) - A momentary contact, push
button type switch that supplies elec-
trical power to the engine's glow
plugs, when depressed, to assist cold
starting. There is a 5 second default
timer that will not allow the start button to function
before this time has elapsed.
3. Circuit Breaker - The circuit breaker
will open when there is a short or
overload on the machine.
4. Front Power Deck (If equipped) - A
three position, momentary contact
switch provides power to the front
power deck. When activated, this
switch will extend or retract the front
power deck.
5. Ignition/Emergency Stop Switch - A
two-position, red, mushroom-shaped
ignition/emergency stop switch, when
positioned to ON with the power selec-
tor switch positioned to ground, fur-
nishes operating power to the ground
– JLG Lift – 3-5