Day: October 10, 2026

Furnace blower motor running continuously in Lowesville NC: technician repairing wiring and electrical components
Heating & Cooling Tips

Furnace Blower Motor Running Continuously in Lowesville NC

A furnace blower motor running continuously is usually caused by a faulty limit switch, a thermostat stuck in the “on” position, or a control board failure. The motor itself is rarely the problem. Instead, an electrical or control issue is telling the blower to keep running even when no heat is needed. When fall settles in across Lowesville NC and you turn on the heat for the first time in

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Furnace limit switch tripping causing short cycling in High Shoals NC: close-up of the inside of a heating unit showing
HVAC

Furnace Limit Switch Tripping Causing Short Cycling in High Shoals NC

Why does your furnace limit switch keep tripping causing short cycling in High Shoals NC? In most cases, restricted airflow is the culprit. A clogged air filter or blocked return vents cause the heat exchanger to overheat. The limit switch then shuts the burner down before the blower distributes the heat. If you notice your furnace cycling on and off frequently, a technician will investigate common causes during diagnostics. Dirty

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