Lincoln Electric Power Wave Svm156 A Users Manual
SVM156-A to the manual ab7b28c4-cf35-45da-89fe-87a300e58766
2015-02-09
: Lincoln-Electric Lincoln-Electric-Power-Wave-Svm156-A-Users-Manual-574398 lincoln-electric-power-wave-svm156-a-users-manual-574398 lincoln-electric pdf
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Page Count: 150 [warning: Documents this large are best viewed by clicking the View PDF Link!]
- Master Table of Contents
- Safety Section
- 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 covers are removed.
- The input fuses repeatedly fail or the input circuit breakers keep tripping.
- The machine is dead—no lights— no output—the machine appears to be off.
- The Power Wave 455R does not have welding output. The main input contactor CR1 is not activating.
- The thermal light is lit. The machine regularly "overheats."
- The machine often "noodle welds" when running a particular process. The output is limited to approximately 100 amps.
- The Power Wave 455R will not produce full output.
- The Auxiliary Receptacle is "dead." The 120VAC is not present at the receptacle.
- The Power Wave 455R is "triggered" for output but there is no welding output.
- When in the STT mode, the spatter is higher than normal and the arc is inconsistent.
- Section G - Electrical Diagrams