Automotive Ac System Freezing Up

If low air flow caused it the evaporator would freeze up every time you turned the blower speed down.

Automotive ac system freezing up.

Check your air conditioner s air filter if your ac is freezing up. Compressor condenser evaporator orifice tube or expansion valve and an accumulator or receiver drier. Low refrigerant level reduces the pressure on the low side of the system. A professional greenville heating and air expert will thoroughly inspect your ac unit to determine the exact reason.

As listed above freezing ac units may be caused by a variety of reasons. The problem of car ac lines freezing up is caused by moisture that has been introduced into the system. This causes the evaporator to. At the expansion valve or fixed orifice tube depending on the system liquid refrigerant quickly expands into a gas forcing the temperature to drop.

The air conditioning system is made up of the following components. Next if your air conditioner is freezing up from restricted air flow then you need to rule this out the best way to rule this out is by checking the following. This is one of the most common causes for restricted air flow through your air conditioner. Each of these components serves a different purpose.