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Heat pumps have a reversing valve in the outside unit. You are hearing a balance of refrigerant pressures when the reversing is energized or de-energized.

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15y ago

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How much heat can a central air conditioner remove?

It`s rated capacity in sensible and latent heat.


Will central heat work without air conditioner?

Yes, as long as it a gas system and not a electric heat pump system


What happens when central air conditioner freeze?

my copper lines freezing on central air unit.


My central air conditioner is not heating and my unit is only a year old. Can anyone tell me why?

Could it be because an air conditioner is not designed to produce heat?


How is the air conditioner used?

There is a penguin in there and it throws ice into the air condicioning and the heat melts the ice and turns it into air.


What is a central air conditioner?

Central Air Conditioners are installed into your house to provide cooling air in every room using a duct system. They are very refreshing on a hot day.


Why does your air conditioner or heat squeal when you turn them on The air and the heat are both working but there is an awful noise?

You've got trouble with your heater fan - or the motor that turns it. Same fan for both heat and AC.


Does an air conditioner blow out heat or blow out cold air?

An air conditioner blows out heat


Can an air conditioner effectively heat a room?

No, an air conditioner is designed to cool a room by removing heat, not to heat a room.


Where does the heat go in a upstairs in a house when an air conditioner is going?

In a house with a central air conditioner, the heat from the upstairs is removed by the evaporator coil in the air handler unit. The heat is transferred to the refrigerant and expelled outside of the house through the condenser unit. The cooled air is then circulated back into the upstairs living space.


How can you determine the best size central air conditioner for a home?

Have a reputable A/C contractor perform a Manual J(heat load calculation on your home).


What is the difference between an air conditioner and a heat pump?

An air conditioner if functioning as air warmer or air chiller can be called as a type of heat pump. If an air conditioner is working as an air de-humidifier then it no more a heat pump.