Air Conditioner Troubleshooting Guide

June 16, 2020

Your central AC system will wear down over time, giving rise to numerous problems. Before calling over a professional, you may want to do some troubleshooting on your own and see if repairing the system can be a DIY project you can accomplish on your own. 1. Your AC Does Not Power On If your AC won’t start, the problem may be a tripped circuit breaker, so take a look at your electrical panel and ensure that the AC breaker is in the “on” position. If the breaker keeps tripping every time you turn on the AC, or if you actually experience a blown fuse, this will signify an overheating system. As for why it would overheat, the possible reasons include: Clogged air filters A dirty evaporator coil A failing compressor Low refrigerant levels Air filter replacement is a basic maintenance task that every homeowner should be able to perform. The evaporator coil could be cleaned with a simple solution of warm water and detergent. Bad compressors must be replaced. When It Blows Lukewarm Air If the air is lukewarm or hot, see if your thermostat is set to “cool” or to “heat.” If it’s correctly set to “cool,” then...

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