There are two reasons why ice would be found on coils, pipes, etc. The first being a low level of refrigerant or a clogged air filter. If the problem is not corrected as soon as possible, it could have disastrous effects on the compressor of the system. Should you notice freezing, you should first turn the system off, check and change the air filter and if the air filter is not clogged, then immediately consult our professionals at Sherrell Air Conditioning & Heating. We will promptly be at your service to resolve your freezing problem.