9
Figure 3-1: Front panel of L20701
Figure 3-2: Back panel of L20701
3. OPERATION
3.1 Panel functions of L20701
1
2
3
No.
Part name
Function
4
Air reducer
valve
To adjust the pressure of the input
air.
Cooling fan
For heat dissipation through forced
air cooling.
Cable
For power supply input.
Power switch
To control the ON
/
OFF of the input
power of the machine.
1
2
3
4
No.
Part name
Function
Overcurrent in
-dicator
To indicate the machine is under ov
-ercurrent protection status when it
illuminates.
5
6
7
The power ight To indicate the machine work properly.
Plastic shutter
As the exit for air duct, for ventilation and
heat dissipation.
To connect the control signal of cuttin
-g torch.
Interface for torch
trigger
Gas-electric
connector
To connect the cutting torch
Current control
knob
To adjust the output current value.
“+”
output
terminal
To connect the earth clamp.
4
3
5
6
7
2
1
4
3
2
1
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