Lincoln Electric Invertec V350 Pro Svm152 A Users Manual SVM152A

2015-02-09

• 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 out-put— 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 Status Panel (Control and Weld Terminals Select) does not function properly.
    • The display is not functioning properly.
    • A fault or error code is displayed.
    • For no apparent reason the welding characteristics have change.
  • Fault Codes
    • 31
    • 32
    • 33
    • 34
    • 35
    • 37
    • 39
    • 43
    • 44
    • 47
    • “bad node” “####”
• Section G - Electrical Diagrams