Why Your AC Freezes Up and How to Fix It
Air conditioning units are a lifesaver during the hot summer months, providing much-needed relief from the sweltering heat. However, like any other mechanical device, they can malfunction. One common issue that many homeowners face is their AC unit freezing up. This problem not only affects the performance of your air conditioner but also could lead to serious damage if not addressed promptly.
So why does an AC freeze up? The primary reason for this issue is insufficient airflow across your unit’s evaporator coil which can cause it to drop below freezing temperature and ice over. This lack of airflow can be due to dirty or clogged filters which restrict air passage into your AC system. Regular cleaning or replacement of these filters is therefore essential in preventing such problems.
Another major cause for a frozen AC unit is low refrigerant levels. Your air conditioner uses refrigerant to absorb heat from the indoor air and release it outside, thus cooling your home. When there’s not enough refrigerant in the system, this process gets disrupted leading to reduced pressure within the coils and subsequently causing them to freeze over.
Drainage issues can also lead to a frozen AC unit as water produced during dehumidification might not FACT HVAC Tempe drain properly and instead accumulate on the coils where it freezes over time.
So how do you fix a frozen AC? First off, turn off your system immediately once you notice that it has iced over. This allows the ice on your evaporator coil to melt thereby preventing further damage.
Next step involves checking out whether there’s sufficient airflow in your system by inspecting those filters for dirt accumulation or blockages and replacing them if necessary. It’s recommended that you change these filters at least every three months or even more frequently depending on use.
If low refrigerant level seems like a probable cause for this problem then you need professional help since handling refrigerants requires special training due to its potential environmental impact if mishandled.
Lastly, ensure proper drainage by checking your drain pan and condensate drain line for any blockages. If you find water pooling around your unit then this could be a sign of a clogged drain which needs immediate attention.
In conclusion, while it’s possible to troubleshoot some causes of an AC freeze up on your own, others require professional help. Regular maintenance is key in preventing such issues from occurring in the first place. Always ensure that there’s sufficient airflow within your system, refrigerant levels are kept optimal and drainage is unobstructed for smooth operation of your air conditioner.
FACT HVAC
1000 E Vista Del Cerro Dr, Tempe, AZ 85281
480-276-4658
