Air Conditioner Ice Build Up Does your air conditioner have a build up of ice on the outside? Wondering what could be the cause or fix for this? Read on to find out! Restricted Air Flow The major cause of ice build up on an air conditioner is restricted air flow. Without the proper air flow being able to flow over the evaporator coil, the temperature will easily drop below freezing and ice will begin to accumulate both inside and outside. Most people only notice their outside unit being frozen but chances are if you our outside unit is a block of ice then so is the evaporator coil that sits on top of your furnace out of view. R-22 works to cool your home by making your indoor coil extremely cold as warm air blows over it. The best way to prevent ice build up on your air conditioner is by regularly changing your filter and keeping it clean. If your furnace filter is clean, there is a chance that your evaporator coil may be clogged with dirt, hair ect. If you have never had this cleaned in the past, it may be time. Other items that can cause your air conditioner to freeze: Blocked drain pipes Refrigerant leaks Low temperature outdoors Night time setting of your thermostat is too low Signs Your Evaporator Coil Is Frozen As previously stated above, if your outdoor unit is a bock of ice, chances are so is your evaporator coil. Signs that your...Read More
HVAC Tips from Sears Heating and Cooling
We’ve been in the HVAC business since 1950, and with that experience comes a lot of knowledge. Read our professional tips here.