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Amy DayAug 5, 2025
Why is the LED diagnostic light on on my Olsen Furnace?
- BbrodriguezAug 5, 2025
If the LED diagnostic light is on, the cad cell is sensing a flame, or viewing ambient light.
Why is the LED diagnostic light on on my Olsen Furnace?
If the LED diagnostic light is on, the cad cell is sensing a flame, or viewing ambient light.