Lincoln Electric SP-100 Manual De Usuario
SP-100
Section F
TABLE OF CONTENTS
– TROUBLESHOOTING SECTION –
Safety Precautions ................................................................................................F-1
How To Use Troubleshooting Guide .....................................................................F-1
PC Board Troubleshooting Procedures .................................................................F-2
Troubleshooting Guide...........................................................................................F-3
How To Use Troubleshooting Guide .....................................................................F-1
PC Board Troubleshooting Procedures .................................................................F-2
Troubleshooting Guide...........................................................................................F-3
Output Problems .............................................................................................F-3
Feeding Problems ...........................................................................................F-6
Gas Flow Problems .........................................................................................F-7
Welding Problems ..........................................................................................F-7
Feeding Problems ...........................................................................................F-6
Gas Flow Problems .........................................................................................F-7
Welding Problems ..........................................................................................F-7
PC Board Connector Locations .............................................................................F-8
Oscilloscope Waveforms
Oscilloscope Waveforms
Normal Open Circuit Voltage Waveform .........................................................F-9
Typical Output Voltage Waveform – Machine Loaded .................................F-10
Abnormal Open Circuit Voltage Waveform ..................................................F-11
Typical Output Voltage Waveform – Machine Loaded .................................F-10
Abnormal Open Circuit Voltage Waveform ..................................................F-11