© Oct. 2022 6-8 GTZZ18J Operation Manual
PRE-OPERATION FUNCTION TEST
10. Engine speed select switch
22. Articulated boom telescoping
switch
34. Main boom telescoping
proportional control direction
11. Chassis tilt indicator light 23. Jib boom luffing switch
35. Main boom luffing proportional
control direction
12. Overload indicator light 24. Platform leveling switch
36. Turntable rotation proportional
control direction
UNSAFE OPERATION HAZARD
• Unless in emergency situations,
never operate the machine from
the ground controller if there is
any person on the platform.
• Never operate the machine if any
control handle or switch that
controls the platform movement
does not return to the OFF
position after being released.
COLLISION HAZARD
Before operating the boom, ensure the
area near or under the platform is clear
of persons or obstructions.
Preparation
1. Turn the Ground/Platform select switch at the
ground controller to Platform control position.
2. Pull out the emergency stop buttons at both
ground and platform controllers to ON position.
3. Turn the key switch at ground controller to ON
position.
4. Ensure the power indicator light is on and no error
message is present.
Foot switch
1. Depress the foot switch and meanwhile move the
engine start/emergency power switch to the left,
the engine should not start.
2. Release the foot switch, and move the engine
start/emergency power switch to the left, the
engine should start.
3. Release the foot switch, and directly flip any
function switch/handle, the corresponding
function should not operate and the buzzer
should sound.
4. Depress the foot switch and meanwhile flip any
function switch/handle, the corresponding
function should operate.
5. Flip any function switch and then depress the foot
switch, the corresponding function should not
operate and the buzzer should sound.
6. Depress the foot switch, and 7 seconds later flip
any function switch/handle, the function should
not operate and the buzzer should sound.
Horn button
Push the horn button, the horn should sound.
Engine start switch
Flip the engine start switch, the engine should start
smoothly without abnormal noises.
Note: The switch will get irresponsive after engine
startup.
Glow plug switch (if equipped)
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