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barbsalex
Mar 4, 2007, 11:13 AM
My Rheem furnance is showing a diagnostic red flashing light, flashing 3 times.
I cannot locate the manual on the furnance. Does anyone know what the 3 time flashing red light means?
NorthernHeat
Mar 4, 2007, 11:45 AM
Model #? Most Rheems use a green diagnostic light. You cant find the codes on the schematic diagram?