Troubleshooting Compact Furnace Flash Codes (Mr Heater & Heatstar MHU Furnace Repair)
11:09
YouTubeAllparts Equipment & Accessories Inc.
Troubleshooting Compact Furnace Flash Codes (Mr Heater & Heatstar MHU Furnace Repair)
In this video, we walk through the initial startup sequence of a Mr Heater or Heatstar MHU series compact heater with 50,000-120,000 BTU. We explain how the control board signals normal operations (fast flashes), and then move on to show you what the first several flash codes mean and possible fixes for the heater. A 2-flash code means the ...
25.5K viewsOct 11, 2024
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