what causes outside ac unit to stop working

The Five Most Common Air Conditioning Problems your city Homeowners FaceAlthough there may be hundreds of factors why your your city home’s central air conditioner may need to be looked at by a certified contractor, there are a few reasons that are fairly common. Recognizing what they are may clarify what a technician is referring to when they discuss the routes for resolving the problem. Here are the top 5 list of problems that may cause your air conditioning system to break down. Please review these considerations and determine whether you need Shotty, haphazard or uncertified A/C wiring is risky and a possible fire hazard. Bad wiring can prevent the system from getting power or can trip the circuit breaker. Refrigerant (also known as Freon) is the chemical that cools the air within your air conditioning system. Reduced levels of refrigerant could imply a leak or problem with the refrigerant system. If your air conditioning system needs to be recharged with refrigerant, 90% of the time
that suggests there is a leak. leaks should be located and repaired. read about the phase out of R-22 refrigerant in the United States, we highly recommend you to visit the U.S. EPA website. Outside fan is not working The outside fan is responsible for conveying the heat from your your city home to the outside air. If the fan on the outside unit doesn’t perform correctly, proper heat transfer cannot take place and the air conditioning compressor may overheat and trip the safety overload. Worse yet, it may cause internal damage to the compressor. Outside unit not functional This usually indicates a lack of power, contactor problems or even a faulty thermostat. The coil is frozen A frozen coil often indicates an issue with the airflow, such as restrictions caused by filthy air filters or obstructed return air ductwork. Frozen indoor coils could also be the result of low refrigerant. Best practices suggest that the most effective way for a your city area homeowner
to prevent these expected problems is by participating in aBad wiring, low refrigerant and airflow problems can be discovered during routineFor all these common issues, a professionally qualified, NATE-certified technician can promptly analyze the problem area and implement the necessary repairs. Call or contact us today for an evaluation! < Previous January 29, 2015Next >No matter what the problem, we’re here to help. Before you call for service, try these simple tips for troubleshooting air conditioners. Is it getting power? Check your fuses or circuit breakers to make sure they don't need to be present Remember, if your home's power is out or disconnected, your system may not work Is the thermostat set correctly? Make sure your thermostat has power Check that your thermostat is set to cooling or heating mode and not set to "off" Make sure the thermostat is set to the right setting and temperature No Heat / Insufficient Heat
Do you have a new or newly remodeled home? whole house ac unit pricesWas any work done on your fuel or electricity lines recently? cleaning air conditioner outdoor unitCheck to see if your gas or electricity has been turned off. in wall heat/ac unitsIf this is the case, having it turned back on may solve the problem. Check to see if your thermostat is on, and what temperature it's set at. If your thermostat is turned off or set incorrectly, turn on and/or reset thermostat. Check your home's circuits and fuse box. If you have an open circuit breaker or burned-out fuse, switch on the circuit or replace the fuse. Remove any snow drifts resting against your outdoor unit. Review our list of Heating System Symptoms & Repairs
No cooling / Insufficient cooling Check the doors and windows in your home. Close any open doors or windows as cool air may be escaping through them.If your thermostat is turned off or set incorrectly, turn it on and/or reset thermostat. Review our list of Common A/C Compressor Symptoms & Repairs Check around your outdoor unit. If there are any leaves, hedges or property walls butting up against it, your system may have frozen up due to a dirty coil. Make sure your outdoor unit has 1' of clearance all around it. Check the filters in each of your system components (where applicable). If any of your filters are dirty, consult your manual to clean or replace it. Or call your dealer to do this for you. Check to see if there is any air coming through your vent. Your indoor blower may not be operating. If this is the case, you should contact your dealer. Review our list of Air Flow Symptoms Stale and stuffy air If you have a whole-home air cleaner or air exchanger, make sure it is switched on and its filter is clean.
For even more tips on improving your indoor air quality, click here. Review our list of Common Indoor Air Quaility Symptoms Too dry or too much moisture in the air Check to make sure your humidifier is switched on. Many times, homeowners turn off the humidifier at the end of the previous heating season and forget to turn it back on when needed. Make sure your humidifier’s damper or water valve is open. If it’s closed, consult your manual to open or unclog. Check your humidifier setting and adjust the indoor relative humidity settings to bring greater comfort to your home. Review our list of Whole House Humidifier Symptoms A high pitched sound often, although not always, indicates a lack of return air. Make sure your return and supply vents are open and free of any blockages including furniture. Other noises (e.g., rattling, humming, thumping or scraping sounds) could be a sign of undersized or flimsy duct work, clogged filter or wear and tear on your system’s internal components.