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OPERATORS’ MANUAL · TIG SERIES
8
welding machine, and tighten it clockwise. Insert the cable plug with work clamp into the “－”
socket (2d) on the front panel of the welding machine, and tighten it clockwise.
3) Generally, DCEP polarity and DCEN polarity are available in MMA.
DCEP: Connect the electrode holder to “＋” output terminal, and the work clamp to “－” output
terminal.
DCEN: Connect the electrode holder to “－” output terminal, and the work clamp to “＋” output
terminal.
TIG160SⅡ/200SⅡ
O.C
S
OFF
ON
TIG
DC INVERTER TIG WELDER
ON
OFF
TIG
P
180
O.C
TIG180PⅡ
180
OFF
ON
TIG
A
O.C
TIG180AⅡ/200AⅡ
4.3 Operation
Main switch (3): Switch the power switch on the back panel to “ON”, the machine is started with the
power LED on and the fan working.
/ switch (4): Toggle between TIG and MMA.
◆ TIG operation
1) Switch the
/ switch to “
”.
2) Open the gas valve of the cylinder, and adjust the gas regulator to the desired value.
3) Switch the power switch on the back panel to “ON”, the machine starts with the power LED and the
fan. Press the torch trigger, the solenoid valve works and there is gas output.
4) Adjust the welding current according to the thickness of the workpiece.
5) Keep the torch 2 - 4 mm away from the workpiece, and then press the torch trigger. After arc is
ignited, the HF discharge rustling disappears, and welding can be carried out.
◆ MMA operation
1) Switch the
/ switch to “ ”.
2) Adjust the welding current according to the thickness of workpiece.
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