Lincoln Electric INVERTEC SVM158-A User Manual
Invertec v350-pro, Svm158-a, Service manual
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Table of contents
Document Outline
- Master Table of Contents
- Safety
- Section A - Installation
- Section B - Operation
- Section C - Accessories
- Section D - Maintenance
- Section E - Theory of Operation
- Section F - Troubleshooting and Repair
- Symptoms
- Major physical or electrical damage is evident when the sheet metal cover is removed.
- The machine is dead—no output— no displays.
- The main input fuses (or breaker) repeatedly fail.
- The V350-Pro does not have welding output. The displays are lit.
- The V350-Pro will not produce full output.
- The machine regularly overheats and the yellow thermal light is ON indicating a thermal overload.
- An attached wire feeder will not function correctly.
- The machine’s welding output is very high and uncontrollable.
- The Weld Mode Select does not function properly.
- The output control and/or Weld Terminals Select functions do not operate properly.
- The display is not functioning properly.
- A fault or error code is displayed.
- For no apparent reason the welding characteristics have change.
- Section G - Electrical Diagrams