USER’S MANUAL
EN
13
7.4 CONNECTING TO POWER SUPPLY
Requirements for power network parameters (voltage, permissible range of mains voltage
fluctuations etc.) are given in the table with technical parameters of device and on the rating
plate of welding machine.
Before connecting the unit to the power source:
• Check whether the parameters comply with the requirements for unit.
•
Check: mechanical condition of the power cord and plug. The connection status of the power
cord with plug and unit (loose not allowed). If the power cord or plug is damaged or loose
connection is between them, it is forbidden to connect the welder until fault has been rectified.
• The welder machine can be connected to the network only when the power socket is pro-
perly grounded.
7.5 INSTALLATION – TIG WELDING
Before connecting hardware and shielding gas to the device, make sure that the device is discon-
nected from power source and switch
8
is in the OFF position.
7.5.1 Connecting the gas cylinder
1.
The cylinder with appropriate shielding gas
(in TIG welding is an inert gas, frequently argon,
helium or a mixture of both)
, should stand upright and be secured against tipping over in
accordance with safety requirements.
2.
Make sure that the valve cylinder is closed.
3.
Connect properly gas regulator to cylinder valve.
4.
Connect the gas hose into gas regulator outlet. Use special clamps to seal connection.
5.
Connect gas hose to the device
9
.
The valve in the cylinder must be opened immediately before welding.
After welding it should be closed.
7.5.2 TIG torch installation
1.
Connect properly TIG torch plug into SK „-”
4
.
2.
Connect properly TIG torch control plug into control socket
5
.
Pay attention to suitable fitting of control pins.
3.
Connect gas hose into shield gas connector at the front panel
6
.
7.5.3 Connecting the device
1.
Connect gas hose into device
(see 7.5.1).
2.
Connect TIG torch into device
(see 7.5.2).
3.
Connect the return line to the SK socket „+”
3
, and the earth clamp into workpiece.
4.
Connect the welding device to the power source in accordance with the guidelines
(see 7.4)
5.
Turn on the device by setting power switch
8
in the ON position.
6.
The device is ready to work.
