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error Miller
Error Code [Un S] [Hort] / [Outp] [Ut]
Short circuit detected on the weld output connections.
? What Causes This
Faulty or improperly connected cables, shorted components within the unit.
✓ How to Fix It
Disconnect and check all wires and cables leading to the weld output. Ensure they are properly insulated and not touching each other.
Source: page 65 of the official manual
From the manual
This error code appears in:
Miller Dynasty 400