
Troubleshooting
GB
66
DTX 1800/1801 TIG
15. Troubleshooting
Failure
Cause
Repair
After switching on, the power
source doesn’t work
The power cord
is damaged
Check the power line
The fuses are blown
Replace the fuses
The On/Off switch is
damaged
Replace the On/Off switch
The welding transformer is
damaged
Replace the welding
transformer
During the welding process,
the arc stops suddenly
Because of the overheating
the thermostat turned off the
device
After the device is cooled
down it turns on automatically
DURING THE COOLING DON’T
TURN OFF THE POWER
SOURCE!
Poor or interrupting arc
The contact between the
clamp and the work piece
is too weak
Screw the clamp to the
work piece
The selected welding
current is too low
Choose a higher power