5-5
Chapter 5
W
elding Operation
W
IRE
I
NCHING
W
ELDING
O
PERATION
C
HAPTER
5
2.
Turn ON the power switch of the welding power supply.
3.
Check that the flow rate adjustment knob is set to "SHUT", and press the GAS CHECK key.
⇒
The LED of the GAS CHECK key lights up, turning to the gas check status (shield gas is discharged).
⇒
The gas check status continues for approximately 2 minutes, and automatically stops. To stop the gas
check during the sequence, press the GAS CHECK key again to turn off the LED light.
4.
Open the main tap of shield gas.
●
When the gas regulator is equipped with a pressure gauge, open the main tap by checking the pressure
gauge until the appropriate pressure is obtained.
5.
Turn the flow rate adjustment knob to "OPEN", and adjust the flow rate of shield gas.
6.
Press the GAS CHECK key.
⇒
The LED of the GAS CHECK key lights off, to stop gas check.
5.4 Wire Inching
This section explains the inching operation (feeding operation) of the wire.
1.
Straighten the torch cable.
⇒
Bent cable may cause feeding failure of the wire or wire bending.
2.
Press the INCHING key to feed the wire.
●
Keep pressing the INCHING key key until the wire protrudes from the end of the tip in approximately
0.4" (10 mm). Releasing the INCHING key will stop the wire feeding. For excessive wire, cut the wire
using a plier.
⇒
Turning the parameter adjusting knob during the wire feeding can adjust the feed speed.
• Do not look into the tip of the welding torch during the inching operation. Do not bring
the tip of the welding torch to face, eyes, or body.
The wire may abruptly burst out, resulting in an injury.
• Keep hands, fingers, hair and clothes away from the feed roll of the wire feeder.
It may cause an entanglement.
INCHING
Welding power
source
INCHING key
0.4" (10mm)
