Contents
General…………………………………………………….3
Technical data………………………………...…………...3
Switches and connectors………………………….………4, 5
Operation principle……………………...………………..5
IGBT-module control………...…………………………. 6, 7
Voltage after secondary diodes…………..…………...... 8, 9
Troubleshooting/diagram…………………...…………...10-12
Wire feeder´s error codes……………………….……….12
Signals between power source and wire feeder………...13-15
Solenoid valve control…………………………….………16
Wire feed motor control.………………………….……...16
Torch connection……….………………...……………….17, 18
Signals from Wf-unit´s connectors…...………………….19
Cooling unit control……………….……………………...20
Adjusting the cooling unit pressure watch limit.…….....20
Power source control card A001 layout..…...…………..21
Wire feed unit control card A001 layout………………..21
MSD 1-meter unit layout..……………………...………...22
Notes……………………………………...………………..23
2
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