It would be great if we had air conditioners that could self-diagnose themselves when something was wrong, and send us a notification about exactly what the problem is and how much it will cost to have a professional fix it.
But alas, this is not the case—at least, not yet. This may be a reality in the future, but in the meantime, we all have to rely on other methods for our air conditioners to send warning signs that something is amiss. Perhaps it’s a drop in cooling power or an unexpected increase in utility bills. It may even be that the circuit breakers for the indoor and outdoor units are constantly tripping.
One of the most common signs that something is wrong with an air conditioning system is strange, unfamiliar sounds. What qualifies? Truthfully, anything that’s outside of the normal hum of the fans and the occasional clicking as the system comes on and shuts down. So, what sounds are we talking about? Keep reading to find out!