Comfort becomes an issue when your system fails to achieve the desired temperature setting.   This condition could be caused by several factors within your home.

What You Can Do

-Check thermostat settings.

-Check filter and clean or replace as necessary.

-Check all breakers

-Check and clean outside condenser coil

What a Qualified Technician Should Do

CAUTION: The following troubleshooting steps are presented so that consumers can know what to expect from their service technician.  Unqualified persons risk serious injury or death when they attempt electrical repairs without proper training. Saving a few bucks on a service call is not worth your life.

If neither the fan or compressor operate:

-Check to see that power is getting to the unit.

-Check transformer

-Check low voltage junction box

-Check compressor contactor

-Check low and high pressure switches, if used.

If fan operates but compressor does not

-Check wiring to compressor

-Check voltage to unit

-Check for open internal overload at compressor

If compressor hums but will not start

-Check compressor contactor

-Check wiring to compressor

-Check compressor

-Check hard start components, if used

If unit runs but will not produce sufficient cooling

-Check system pressures