Air Liquide T 150i AC/DC, Owner'S Manual

Page: 12 / 16

12
4.4 CONNECTION AND PREPARATION OF
EQUIPMENT FOR TIG WELDING
Connect all welding accessories carefully to
avoid power loss or leakage of dangerous gases.
Carefully follow the safety standards described
in Section 1.
T U R N O F F W E L D E R B E F O R E M A K I N G
CONNECTIONS.
1. Install the regulator on the cylinder inlet con-
nection located on the top of the compressed
gas cylinder.
2. Install a gas hose on the regulator connection.
3. Connect the gas hose to the inlet gas connec-
tion located on the rear of the machine.
4. Connect the foot control to the remote 14 pin
receptacle located on the front panel of the
unit.
5. Connect the TIG torch power cable to the neg-
ative receptacle on the unit.
6. Connect the ground cable to the positive
receptacle on the unit.
7. Connect the TIG torch gas hose to the gas
outlet located on the front panel of the unit.
8. Install the correct tungsten and nozzle for the
welding application on the TIG torch.
9. Turn on the power source using the On – Off
switch.
10. Select the desired welding operation on the
welding mode selector switch.
11. Adjust the welding current by turning the
Amperage Adjustment control to the desired
setting.
12. Set shielding gas flow by turning the adjust-
ment knob located on the regulator and open
the gas valve on the torch.