Longevity MIGWELD 200S - Manual (Page 13)

- 13 -
OPERATION AND CONTROLS
Operation and controls
1. Set the power switch of the welding machine at "ON” position, open the valve of gas cylinder and
adjust the flow meter to required setting.
2. Select the diameter of welding wire on welding feeding machine according to specified value.
3. Select bore diameter of welding torch contact tube according to diameter of wire.
4. According to the thickness, adjust VOLTAGE knob and SPEED knob to required position.
5. Press the switch on welding torch to make the welding wire extend out of gun head, and then the
machine is ready to work.
6. Reference table for welding conditions
Parent metal
Thickn
ess
(mm)
Welding
method
Diameter of
wire
(Φ)
Welding
current
range (A)
Applicable to OUR
welding machine's
model
Carbon steel,
common low
alloy steel
0.8-8.0 CO2/MAG 0.8/1.0/1.0 60--230 MigWeld 200S