You may want to know if your outdoor HVAC system is safe with all the rain that takes place. Realistically, it is impossible to protect the outdoor unit from all the weather elements. Attempts to cover it to prevent rainwater impact could hinder its efficiency, which is not something you do not want happening. This explains why there are hundreds of internet searches on this subject. So does rainwater have any effect on your unit? Well, HVAC experts will probably advise you not to worry about this because most outdoor units are created to withstand most weather conditions. However, in extreme cases, your HVAC technician is likely to warn you. Generally speaking, though, heavy rainfall may not affect your AC in any way. However, the accompanying winds and debris left behind after the rains will. The twigs and leaves can find their way to the condenser fan grille and cause some real damage. Therefore, as a concerned homeowner, always check the outdoor AC unit after every heavy and stormy rainfall. Do not wait for a real issue to arise for you to act. You may even need to contact professional HVAC cleaners to assist with cleaning the AC unit if the damage is massive. It is better to get ahead of the situation before the debris completely blocks the outdoor unit and prevents it from running as it should. If you are not sure about how to deal with the unit after a heavy storm, consider switching it off until the HVAC contractors get to your home for assessment and cleaning.
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