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error Miller
Error Code HELP-4
Open in the thermal protection circuitry located on the top heat sink.
? What Causes This
Thermal protection circuit malfunction or open connection on the top heat sink.
✓ How to Fix It
- Allow the unit to cool down.
- Check thermal protection circuitry connections on top heat sink.
- Contact Miller service technician if issue persists.
This error code appears in:
Miller Dynasty 200 Dx Welder