LGMG North America Inc. Operation and Safety Manual
84
5.3 Basic Operation
Basic Operation Principle
1) The machine’s electrical wiring and
harnesses are complete, and form a
complete circuit. The sensors work
normally, the main power supply is
connected, and the function of the key
switch and emergency shutdown switch is
normal.
2) Open the key switch, select the upper
control unit or the lower control unit, and
pull the upper and lower control units out
upon emergency shutdown, and then the
vehicle has no alarm and error code.
3) For normal operation of the machine, press
and hold the enable switch and functional
control, and move the control handle or
switch to cause the desired operation of the
machine.
Ground Control Station Operation
1) Engine Startup or Shutdown
a) When the key switch is in the lower
control mode, pull out the emergency
shutdown switch. The lower control LCD
will display System Ready.
b) Press the engine startup button, and
release the button after about 3 seconds
upon engine startup.
c) Shutdown the engine
d) For R90D series models equipped with
EPA T4f engines:
Press the engine startup/stop button to
stop the engine.
e) Other models:
f) Push the red emergency shutdown
button inward to off position to stop all
functions and shut down the engine.
g) After stopping the engine with the
emergency shutdown button, please pull
out the button to ensure that the power is
connected.
2) Platform Lift
Start the engine in lower control mode; press
the button for lift. The platform will lift or lower
depending upon the direction the switch is
pressed.
3) Emergency Descent
When unable to lower the platform normally due
to a fault, enable the emergency descending
function. Simultaneously press the auxiliary
function enabling button and the auxiliary
descent button to lower the platform.
Platform Control Station Operation
1) Engine Startup or Shutdown
a) Turn the key switch to the upper
control mode, the lower control LCD
will display System Ready.
b) Press the engine startup button, and
release the button after about 3
seconds upon engine startup.
c) Shutdown the engine
d) For R90D series models equipped with
EPA T4f engines:
e) Press the engine startup/stop button to
stop the engine.
f) Other models:
g) Push the red emergency shutdown
button inward to off position to stop all
functions and shut down the engine.
h) After stopping the engine with the
emergency shutdown button, please
pull out the button to ensure that the
power is connected.
2) Driving
a) After completion of system initialization
and startup of engine, observe if there
are any personnel or obstacles around.
Press the horn button before driving, to
alert personnel the machine will be
driving.
b) Press the driving function button and
enable button on the Platform Control
Station, and push the drive handle
forward or backward, and then the
vehicle will drive forward or backward.
c) The vehicle will stop when the enable
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