TROUBLESHOOTING
■
SYMPTOMS
REASON
RECOMMENDED ACTION
Cooling fan does not operate when
turn on the power switch.
Input voltage fail.
․
Broken Fuse(5A).
․
Broken Power switch.
․
Broken Cooling fan.
․
Verify input voltage.
․
Replace Fuse(5A).
․
Replace Power switch.
․
Replace Cooling fan.
․
Welding
wire does
not go out
from wire
feeder.
Welding wire does not
go out when press the
inching switch of wire
feeder.
Broken Fuse(10A).
․
Wire feeding cable does not connected perfectly.
․
Broken motor of wire feeder.
․
Broken Control PCB.
․
Replace Fuse(10A).
․
Reconnect Wire feeding cable
․
of torch.
Replace Motor of wire feeder.
․
Replace Control PCB.
․
Wire feeding has no
problem when press
the inching switch, but
Welding wire does not
go out from wire
feeder when press the
torch switch.
Torch switch connector does not
connected
․
perfectly.
Broken Torch switch.
․
Broken Control PCB.
․
Reconnect Torch switch
․
connector.
Replace Torch.
․
Replace Control PCB.
․
Gas does
not flow
from torch
Gas does not flow
from torch when switch
is "GAS CHECK"
position.
Close the valve of gas tank.
․
Broken Gas check switch.
․
Open the valve of gas tank.
․
Replace Gas check switch.
․
Gas does not flow
from torch when press
the torch switch.
Torch switch connector does not connected
․
perfectly.
Broken Torch switch.
․
Broken Control PCB.
․
Reconnect Torch switch
․
connector.
Replace Torch.
․
Replace Control PCB.
․
Gas flows continuously at "WELDING"
position of GAS CHECK switch.
Broken GAS CHECK switch.
․
Broken Torch.
․
Broken Control PCB.
․
Replace GAS CHECK switch.
․
Replace Torch.
․
Replace Control PCB.
․
Fail to adjust the welding voltage and
current on the wire feeder.
Remote control connectors of wire feeder does
․
not connected perfectly.
Broken Volume Knob.
․
Broken Control PCB.
․
Reconnect Remote control
․
connectors of wire feeder.
Replace Volume Knob.
․
Replace Control PCB.
․
Arc does not started.
Broken Torch cable.
․
Torch switch connector does not connected
․
perfectly.
Work cable does not connected perfectly.
․
Broken Torch.
․
Broken Control PCB.
․
Repair Torch cable.
․
Reconnect Torch switch
․
connector.
Reconnect Work cable.
․
Replace Torch.
․
Replace Control PCB.
․
Crater does not work.
Broken Crater select switch.
․
Broken Control PCB.
․
․
Contact our service center
If all recommended action have been checked and the problem persists, please contact our
√
service center