⚠
warning Miller
Error Code L07: Output Voltage Limit
Indicates a limit on the output voltage due to operational conditions.
? What Causes This
Improper coil or blanket setup.
✓ How to Fix It
Tighten insulation against pipe surface for better heat transfer.
Source: page 47 of the official manual
From the manual
This error code appears in:
Miller ProHeat 35 Industrial Heater