Lampert M280 Operating Manual - page 14
© Lampert Werktechnik GmbH
2017
13
9.3 WARNING NOTICES:
10. TROUBLESHOOTING
10.1 WELDING DEVICE
FAULT
CAUSE
REMEDY
1
No welding current
Mains master switch on,
display remains off
Mains cable interrupted
Check mains cable and mains voltage
Device fuse blown
Replace device fuse with identical
fuse (same type and value)
2
No welding current
Mains master switch on
Welding cable connections interrupted Check plugged connections
Poor or zero contact to the workpiece Establish connection to the workpiece,
fasten contact clamps directly to the
workpiece
3
No welding current
Mains master switch on
Fault due to leakage current
Switch device off and back on again
If fault reoccurs,
arrange for servicing of device
4
Mains fuse blows or automatic
circuit breaker trips
Mains insufficiently fused or incorrect
automatic circuit breaker
Fuse mains properly
Mains protection trips during idling
arrange for servicing of device
5
Poor welding characteristics
Incorrect shielding gas
Use inert shielding gas (Argon 4.6)
6
Poor ignition characteristics
Electrode clamped loosely in
handpiece
Tighten the clamping nut in the
handpiece (chap.11, no.41) by hand,
however, tighten firmly.
Breathing welding fumes and gases can be hazardous to your health.
Welding sparks, hot workpiece, and hot equipment can cause fires and burns.
Arc rays from the welding process can burn eyes and skin.
Magnetic fields can affect pacemakers.