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Error messages
Error
Cause
Solution/Remedy
1
When the machine is turned on,
the power-on lamp is off, the fan is
working.
the power-on lamp is damaged,
incorrectly connected.
replace the indicator lamp, check
the wiring circuit.
the power pcB is damaged.
repair / replace the power pcB.
2
When the machine is turned on, the
power-on light is on, the fan is not
working.
the fan is blocked by a foreign
object.
remove the object.
the fan motor is damaged.
replace the fan.
3
the power-on lamp does not light
when the machine is turned on, the
fan does not work.
No output voltage.
check the network connection.
overvoltage in the network.
check the network connection.
4
No output voltage at terminals.
damaged power pcB.
check the power section of the
machine.
5
the arc cannot be ignited.
the welding cables are not
connected.
connect both welding cables.
the welding cables are damaged.
repair / replace damaged cable.
the ground cable is not connected.
check the grounding cable
connection.
6
the arc is difficult to ignite.
Welding cables are incorrectly
connected.
check the connection.
the work clamps are covered with
dirt.
check and clean the work clamps.
7
unstable arc.
arc power too low.
increase the welding current.
8 the welding current cannot be set.
damaged control potentiometer or
loose control n-coder.
repair / replace potentiometer; pull
the n-coder.
9 insufficient material penetration.
Welding current too low.
set the correct welding current.
the arc is too small.
increase the welding current.
10 the fault / overheat indicator is on.
overheating of the machine.
use interval welding.
operating/duty cycle was too long.
Wrong output voltage.
check / replace the power section of
the machine.
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