Timeline for Electric furnace fan runs in fan-on (no heat) but sometimes not auto. If I run fan-on a few minutes then switch to auto it sometimes fixes problem
Current License: CC BY-SA 4.0
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| Dec 26, 2021 at 4:27 | history | edited | MacGuffin | CC BY-SA 4.0 |
added 1350 characters in body
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| Dec 25, 2021 at 23:27 | comment | added | Jason | If it’s the capacitor all i can say is man, I hate it when my wife is right. | |
| Dec 25, 2021 at 23:10 | comment | added | ThreePhaseEel | @Jason -- putting the fan ON on your unit puts it to high (cooling) speed, so yeah, it'll be louder than if it's on low (heating) speed. As to the fault? I suspect something (dodgy capacitor?) is causing the blower motor to struggle to start on low speed | |
| Dec 25, 2021 at 22:18 | comment | added | Jason | When the fan is on it’s quite loud. Not in a bad bearing or bent shaft loud way, just blows stronger. When switched to auto and all is well and the thermostat kicks on its considerably quieter. This is bad or not right? Not much of a HVAC guy as you can probably tell. | |
| Dec 25, 2021 at 7:37 | history | answered | MacGuffin | CC BY-SA 4.0 |