Lincoln Electric POWERTEC i450C ADVANCED Operator's Manual page 15

Gas Connection
WARNING

CYLINDER may explode if damaged.

Always fix the gas cylinder securely in an
upright position, against a cylinder wall
rack or purpose-made cylinder cart.

Keep cylinder away from areas where it
may be damaged, heated or electrical
circuits to prevent possible explosion or
fire.

Keep cylinder away from welding or other
live electrical circuits.

Never lift welder with cylinder attached.

Never allow welding electrode to touch
cylinder.

Build up of shielding gas may harm health
or kill. Use in a well-ventilated area to
avoid gas accumulation.

Close the gas cylinder valves thoroughly
when not in use to avoid leaks.
WARNING
Welding machine supports all suitable shielding gases at
a maximum pressure of 5,0 bar.
WARNING
Before use, make sure that the gas cylinder contains gas
suitable for the intended purpose.

Turn off input power at the welding power source.

Install a proper gas flow regulator to the gas cylinder.

Connect the gas hose to the regulator using the hose
clamp.

The other end of gas hose connect to the gas
connector on the power source rear panel.

Turn on input power at the welding power source.

Open the gas cylinder valve.

Adjust the shielding gas flow of the gas regulator.

Check gas flow with Gas Purge Switch [23].
WARNING
To weld GMAW process with CO
heater should be used.
English
shielding gas, CO gas
2 2
Transport & Lifting
Falling equipment can cause injury and
damage to unit.
During transportation and lifting with a crane, adhere to
the following rules:

The device contains elements adapted for transport.

For lifting a suitable lifting equipment capacity.

For lifting and transport use minimum four belts.

Lift and transport only power source without gas
cylinder, cooler, or/and any other accessories.
13
WARNING
Figure 7
English