Prior to contacting a professional, conduct an inspection of the system and determine the model and brand number. This will assist in ensuring that the contractor will have all the required information, to provide answers to your questions.
You need to ensure that while cutting your grass, none of the clippings are tossed toward your outdoor unit, and therefore grass will not get into the unit. This also applies when you are blowing leaves, or shoveling snow during the winter.
The HVAC unit will have less work to do to cool the air, if it is placed in the shade. This will inevitably improve the efficiency of the unit.
We are often asked by persons, “Why is my air conditioner freezing up?”, and they often think that it is because of a plumbing leak. However it is usually the drain line, that has water inside that has become frozen.
If you are experiencing this problem, you need to change the thermostat setting to the fan setting, to allow for disabling of the compressor. If this problem persists, then you need to seek assistance.
The HVAC system should be checked bi-annually, for debris and malfunctions. Even if the unit seems to be operating properly, maintenance is advisable to prevent any potential problems.