Tag: thermostat fan setting

Technician testing a stuck blower relay on the control board of a furnace that won’t turn off

Furnace Won’t Turn Off? Why It Runs Constantly and How to Fix It

October 21, 2026

Aire One East Heating & Cooling Furnace Won’t Turn Off?Why It Runs Constantly First find out if it is the fan or the heat that keeps running, then try these safe checks before you call 7 Common CausesSafe DIY ChecksDurham Region 2026 GUIDEAIRE ONE EASTDURHAM …

1910 Dundas St E #117
Whitby, ON-L1N 2L6

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Serving Whitby, Oshawa, Ajax, Pickering, Courtice, Bowmanville, Port Perry and Uxbridge — L1M, L1N, L1P, L1R, L1G, L1H, L1J, L1K, L1L, L1S, L1T, L1Z, L1V, L1W, L1X, L1Y, L1C, L1E, L9L, L9P, L0C — and beyond.