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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

Manual page 65 — Miller error [Un S] [Hort] / [Outp] [Ut]

This error code appears in:

Miller Dynasty 400