Fault Tracing; Ordering Of Spare Parts - ESAB Migmaster 280 Pro Instruction Manual

GB
8

FAULT TRACING

Try these recommended checks and inspections before sending for an authorised service technican.
Type of fault
No arc
Welding current is interrupted
during welding
Thermal overload trips
operate frequently
Poor welding performance
9

ORDERING OF SPARE PARTS

Migmasterr r r r 280 Pro is designed and tested in accordance with the international and
European standards IEC/EN 60974- -1 and EN 60974- -10. It is the obligation of the servi-
ce unit which has carried out the service or repair work to make sure that the product
still conforms to the said standard.
Spare parts may be ordered through your nearest ESAB dealer, see the last page of
this publication.
MMP280e
Check that the mains power supply switch is turned on.
S
Check that the welding current supply and return cables are
S
correctly connected.
Check that correct current value is set.
S
Check whether the thermal overload trip has operated
S
(indicated by the orange lamp on the front).
Check the main power supply fuses.
S
Check to see whether the air inlets/outlets are clogged.
S
Make sure that you are not exceeding the rated data for the
S
power source (i.e. that the unit is not being overloaded).
Check that the welding current supply and return cables are
S
correctly connected.
Check that the correct current value is set.
S
Check that the correct welding wires are being used.
S
Check the main power supply fuses.
S
Check the wire feed unit -- if proper rolls are applied and
S
properly set the pressure of the wire feeder's pressure rollers
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