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Not constantly, but it will kick on from time to time.

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Q: Will the compressor run when you use the heater on your car?
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The 1999 Mercedes C230 air-conditioning compressor will not run at temperatures below freezing Compressor drier and expansion valve recently replaced?

If the temperature is below freezing outside, there is no need to run the air conditioning. The heater does not use the same set up as the air conditioning. This may be a built in feature of the car so the compressor does not completely freeze up. As air conditioning is running, freon passes through the compressor, making it quite cold internally.

What does a block heater do for your car?

A block heater is a device one would use to heat the engine of a car in extremely cold weather. The block heater can be mains generated or will run on the fuel source of your vehicle.

Does running your heater in your car use more gas?

No as the heater is run utilizing the fluid from your radiator and an electric fan. Using the air conditioning does as the pump is run from a belt on your engine.

Can you use your Air conditioner with the Heater on?

Yes. In most cars (especially those that have climate control) the Air Conditioner compressor will run periodically, while the heat is on, to dry the air as it comes into the cabin; this prevents the windows from fogging. The A/C Compressor will always run when you have the window defrosters on.

Compressor Oil?

form_title= Compressor Oil form_header= Replace the compressor oil in your car. What model compressor do you have?*= _ [50] Has the compressor ever been replaced?*= () Yes () No What type of oil does your car use?*= _ [50]

Is it safe to use the air conditioner in a condominium in cold weather because you heard it will damage the compressor on the roof?

As long as you have a heater strip installed on the compressor, you will not have a problem.

Car heater blows cold air when not driving?

A car heater taps off engine heat. If you aren't driving, then the engine is cold and there's no heat for the car heater to use.

Can you use an inverter and electric heater in your car?

Provided the heater is of a low wattage it should not affect normal running of the car

Replaced compressor for ac does this effect only ac or can you use heater without putting freon in?

You can still use only the heater if you want to but its best not to leave the a/c without freon and oil in the system..............

Does a car heater use freon to heat?

The heater is like a small radiator(heater core) usually located in the dash. The fan blows air through it and heats the car. There are two heater hoses that carry coolant to & from the heater core.

What can be done as an alternative to using a crankcase heater?

use a run capacito

Can you clean the ac compressor of the car with petrol?

Assuming you mean the outside of the compressor, no. The gasoline (petrol) may damage the seals. And don't use gasoline to clean the inside of the compressor either.