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5.2 Troubleshooting
Before arc welding machines are dispatched from the factory, they have already been debugged
accurately. So forbid anyone who is not authorized by our company to do any change to the
equipment!
Maintenance course must be operated carefully. If any wire becomes exible or is misplaced, it
maybe potential danger to user!
Only professional maintenance personal who is authorized by our company could overhaul the
machine!
Guarantee to shut o the arc welding machine's power before turn on the outline of the equipment!
If there is any problem and has no the authorized professional maintenance personal of our
company, please contact our local agent or the branch company!
If there are some simple troubles of MIG SERIES welding machine, you can consult the following
Chart:
Troubles
Close the breaker, but the
power light isn't on
After welding machine is
over-heat, the fan doesn't work
No output
Press the gun
gas when
switch, no
test gas
output
shielded gas
Output gas
when test gas
Wire reel
Wire-feeder
doesn't work
doesn't work
Wire reel
works
Reasons
Breaker damaged
Fuse damaged
Power damaged
Fan damaged
The cable is loosen
No gas in the gas cylinder
Gas pipe leaks gas
Electromagnetic valve damaged
Control switch damaged
Control circuit damaged
Motor damaged
Control circuit damaged
The press wheel is loosen or
weld wire skids
The wheel doesn't t with
the diameter of weld wire
Wire reel damaged
Wire feed pipe is jammed
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SWEISSWELD.COM
Solution
Change it
Change it
Change it
Change it
Screw the cable tightly
Change it
Change it
Change it
Repair the switch
Check the board
Check and change it
Check the board
Press it tightly again
Change the wheel
Change it
Repair or change it
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