i was reading this the appropriate temperature and mode for your comfort needs. 3. Clean Condenser Coils: Dirty condenser coils inhibit heat transfer, reducing your AC’s cooling capacity. Regularly clean the coils with a soft brush or vacuum to maintain efficient operation. 4.An HVAC pro conducting testings on the efficiency and functionality of the AC condenser electrical components. So in that earlier example of cleaning your condenser? A dirty condenser will rob you of approximately 10% efficiency for each year you ignore it. This means less cooling for your home, higher bills, check out this site and more work for your equipment.