7
the torch
leaves the
workpiece,
the cutting
arc change
into pilot arc
again
Loose the
cutting
torch
switch
4.1
Cutting Preparation
1. Tightly connect the power cable to electrical socket outlet (the input voltage, refer to section 2 technology
parameters)
2. Connect the air pipe to the air supply equipment, the earth cable to the workpiece
3. Turn on the power switch, the power source lamp on.
4. Turn the RUN/SET switch to SET position, air test.
5
.
Turn the RUN/SET switch to RUN position, regulate the current after the flow stops.
6
.
Now all the preparation is complete.
4.2
Cutting Operation
Note
：
（
1
）
The alarm lamp comes on when cutting, please unscrew the switch of the torch until the alarm stops,
then press on the switch to start cutting again.
（
2
）
In the automatic air test and examination, press on the cutting torch to ensure no deflection.
（
3
）
After long usage, the surface of the electrode and nozzle will have an Oxidation reaction. Please
replace the electrode and nozzle if this happens.
Automatic
air test for
10S
Turn
on
the power
source
shift to the
workpiece, the
pilot arc
change into
cutting arc
automatic
examine for
5s
press on the
cutting
switch
Pre‐air
for 2s
Ignite the
pilot arc
Post‐air for
20s
Arc
extinguished
