Lincoln Electric SVM172-A Welding System User Manual


 
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POWER FEED 10M SINGLE/DUAL
Section F-1 Section F-1
TABLE OF CONTENTS
- TROUBLESHOOTING & REPAIR SECTION -
Troubleshooting & Repair Section ........................................................................Section F
How to Use Troubleshooting Guide..............................................................................F-2
PC Board T
roubleshooting Procedures and Replacement...........................................F-3
Test Procedures..................................................................................................F-17/F-21
Voltage Sense PC board Test...............................................................................F-17
Tach Feedback Test..............................................................................................F-19
Drive Motor Test ...................................................................................................F-21
Removal and Replacement Procedures.............................................................F-23/F-25
Gear Box and Drive Motor Removal and Replacement.......................................F-23
Retest After Repair......................................................................................................F-26