Lincoln Electric POWER WAVE 355/405 SVM159-A User Manual
Svm159-a, Service manual, December, 2003 safety depends on you
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 & Repair
- Symptoms
- Major physical or electrical damage is evident when the sheet metal cover is removed.
- The machine is dead—no output— no LED’s.
- The main input fuses (or breaker) repeatedly fail.
- The machine does not have welding output.
- The POWER WAVE 355/405 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. Apparently the wire feeder is not being poweredup.
- The machine often “noodle welds” with a particular procedure. The output is limited to approximately 100 amps.
- Excessively long and erratic arc.
- Auxiliary receptacle is “dead” no auxiliary voltage.
- A fault or error code is displayed.
- General degradation of the weld performance.
- Section G - Electrical Diagrams