A/C Condensor fan turns on when Heater is switched on

Why does AC fan run when heat is on?

Your thermostat is set for “heat”, warm air is coming from your vents, and everything in your heating system seems to be working perfectly – except for the fact that your outdoor air conditioner unit is running. Why? The answer is simple: your outdoor unit is a heat pump.

Should condenser fan run when heat is on?

The fan on your unit should spin when you want air in your house and shouldn’t spin when the temperature of your house matches the thermostat setting. Heat pumps take in hot air from the outside and cool it before blowing it into your home.

Why does my condenser fan keep running?

A common reason a condenser fan is continually running within a refrigerator is the thermostat. This sensor takes readings from the refrigerator (and freezer if you have one) and flips the cooling system on when it sees the temperature isn’t where it needs to be.

When should my condenser fan run?

Anytime the air conditioning is on, your condenser fan should be running. If you start the engine, you should see this fan spinning with the AC system.

Does the heater use the AC compressor?

Both your forced air (furnace) and central air (AC) systems use the same parts to cool and heat your home. The outdoor condenser and compressor, indoor fans, and evaporator coils cycle refrigerant and draw hot home air inside while releasing heat, then draw cooled air back through your vents.

Does the car AC compressor run when the heat is on?

the ac compressor turns on because not only does the evaporator remove the heat, it also removes the moisture from the air, making for a cozy environment. the air flows through the heater core warming it up again. its completly normal.

Will AC compressor turn on in winter?

If AC compressors contained lighter grade oil, then they would work in the winter, but you’d have the opposite problem. In the summer, the oil would heat up to the point that it wouldn’t provide enough lubrication and the compressor would be at risk of damage.