How to Prevent Cooling Breakdowns This Summer Season



Every year we go on service calls where the air conditioner isn't really cooling and the cause is restricted air flow from an extremely unclean filter. Unclean filters minimize indoor air quality, make the home less comfortable, and can result in frozen indoor coils, ultimately leading to major repairs.

2. Switch Turned Off

Some heating and cooling systems have a wall switch at the indoor system for security and benefit that can be puzzled with a light switch. If this is inadvertently switched off or left off during moderate weather condition, your air conditioner will not begin. Always inspect the condition of this switch before calling us.

3. Tripped Breaker

One of the most common causes of no-cool calls is a tripped breaker. Something is triggering the breaker to trip. Frequently, it's something simple, like a bad breaker, loose wire, or a bad capacitor.

4. Refrigerant Leaks

An air conditioning system is a sealed system. Your air conditioner effectiveness falls and electrical power use increases. Your air conditioner may not cool.

5. Thermostat

Some thermostats need to be switched in between heating mode and cooling mode. If the switch is in the incorrect position or breaks, your air conditioner will not start. Quality digital thermostats rarely stop working. Some of the low-cost ones readily available from the big boxes might. What goes wrong? The switch may break; a voltage spike might cause a breakdown, and so on.

6. Blocked Drain Line

Air conditioning system pull wetness out of humid air while lowering the temperature. The moisture is generally drained out of your home through your plumbing system. A drain pan ought to exist as a back up with a secondary condensate drain. Algae can grow in these lines, blocking them up. This can result in water damage in your house. We clear the drain lines as part of our spring a/c tune-up or you can have it done individually, as required.

7. Contactor

A contactor is an electromechanical switch in your air conditioner. In some cases the silver covering on a contactor will wear off and the contactor will stick, causing the outside unit to run constantly, which is costly. We check these as part of a spring tune-up, clean the surface of the contactors if needed, and recommend replacement if failure appears imminent.

8. Dirty Evaporator Coil

The evaporator coil is located inside your house ... Occasionally the coil has to be cleaned up or dust and dirt develop will limit the coil's heat transfer abilities and minimize system air circulation. Filthy coils increase operating cost and decrease the comfort of your home. * Ought to be done by HVAC Professional

9. Dirty Condenser Coil

The condenser coil is the outside part of your air conditioning system. A limited or unclean coil mishandles, increasing electrical power usage and decreasing system cooling capacity. Keeping it clean will go along way in reducing energy expenses and lowering the wear and tear on your cooling system.

10. Duct Leaks

With a forced air heating & cooling system you pay to condition air. If the ductwork that supply's this air is located outside of the area you want conditioned like basement, crawl area or attic has leakages, you are paying to condition a space that you do not want to condition and decrease the amount of air that might be conditioning the spaces you desire to condition. Inefficient ductwork (your air distribution system) is a major energy waster in most houses.


Every year we go on service calls where the air conditioner isn't really cooling and the cause is limited air flow from an incredibly dirty filter. Some heating and air conditioning systems air conditioning Lexington SC have a wall switch at the indoor system for security and benefit that can be confused with a light switch. Air conditioners pull moisture out of humid air while decreasing the temperature level. With a forced air heating & cooling system you pay to condition air. If the ductwork that supply's this air is situated outside of the area you want conditioned like basement, crawl area or attic has leakages, you are paying to condition an area that you do not want to condition and decrease the amount of air that might be conditioning the spaces you want to condition.

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