Kemppi KEMPOMIG 3200 User Manual

Troubleshooting
The device may be repaired only by a person legally authorized perform electric work!
Always check the device visually first, to find possible damages like loose wires, breaks or
signs of overheating.
.
Also note the condition of the welding cables, welding gun and wire feed mechanism.
DISTURBANCE POSSIBLE CAUSE REMEDY
The machine won´t start. WF-
unit´s displays remain blank.
Net fuse has blown
Faulty supply cable
Faulty main switch
Faulty aux. transformer
Faulty intermediate cable
Check the net fuses
Check the supply cable
Check the main switch
Check the aux. transformer
Check the intermediate cable
between power source and wf-unit
The fuses blow during machine
startup.
A faulty primary side power
semiconductor
A faulty main circuit card
A faulty aux. transformer
A faulty secondary unit
Check the primary rectifier and
IGBT-module condition
Check the load capacitors. See, if
there are marks of insulation
damages on the main circuit card.
Check the aux. transformer
Check the secondary diodes
The machine welds, but displays
remain blank.
Faulty flat cable
Faulty operating panel
Check flat cables & connectors
between control card A001 and
operating panel.
Replace the operating panel
Power source stays on MMA,
even though MIG is selected by
the panel.
Faulty flat cables
Faulty synergy card P002
Check flat cables & connectors
between control card A001 and
operating panel.
Disconnect the flat cable from P002
synergy card. As a result of this, if
the power source goes to MIG, then
replace the P002.
Troubleshooting diagram
10

Kemppi KEMPOMIG 3200 Specifications

General

Brand	Kemppi
Model	KEMPOMIG 3200
Category	Welding System
Language	English