16
MAN 9060917 EN V2
P. Lindberg A/S
Sdr. Ringvej 1
www.p-lindberg.dk
Tel.: +45 70212626
6600 Vejen, Denmark
E-mail: salg@p-lindberg.dk
Troubleshooting
Fault
Possible cause
Solution
1
Yellow indicator
light is lit
Welding voltage is too high
(≥15%).
Switch off the power and check
the power supply. Restart the
welding apparatus when the
power has achieved normal
status.
Welding voltage is too low
(≤15%).
The ventilation does not work
and is leading to overheating
which is causing the
overheating protection to trip.
Check the fan and if required,
repair any faults.
Too high temperature.
Let the equipment cool down.
The equipment has been
continuously operating longer
than the recommended
continuous operating time.
Let the equipment cool down.
2
The wire feed
motor is not
working
properly.
The potentiometer is not set
correctly.
Rectify.
The nozzle is blocked.
Replace the nozzle.
The feed reel is loose.
Tighten the bolts.
3
The fan does not
work or revolves
very slowly.
The switch is broken.
Replace the switch.
The fan is broken.
Repair or replace the fan.
The cable is defective or has
fallen off.
Inspect the connection.
4
The welding arc
is unstable or
splatters a lot.
The power cable is too thin
making the power unstable.
Replace cable.
The voltage is too low.
Increase the voltage.
Too high resistance on the wire
feeder.
Clean or replace.
5
The welding arc
cannot be
controlled.
Poor earth connection.
Check and adjust.
The workpiece is dirty, greasy or
rusty.
Clean.
6
No shielding gas. The gun is not securely in
position.
Rectify.
The gas hose is compressed or
blocked.
Rectify.
The gas hose has a leak.
Rectify.
7
Other
-
Contact supplier.
