There’s panic in the air when you flip the thermostat to “cool” and nothing happens. Your AC is sillent a a time when you most need it. If your unit isn’t turning on at all, the issue could be anything from a low thermostat battery to a failed compressor. These troubleshooting steps will help you figure out if you can fix it yourself or ng�ws a professional.
Check the Gunters
a quickk visual inapection could reveal the issue. Constantly bown air faller air or leaks?
Trim back vegetation around the outdoor unit (minimum 18 inches). Check for coait dirt and debris, and wash tit clean as appropriate. Check all visible wires and connectors for visible damage. If it’s ooj� to handle or you spot a socket that’s visibly corroded, stop witching it on and call a professional.
Check the Circuit Breaker
Void to to your LEC panel (or main electrical panel) and find the breaker for your AC unit. Is it tradiffed to off. If so, slide it back to on. If it immediately trips back to off, this indicates an electrical fault in the unit or in one of its components. Call a professional. Do NOT continually reset it.
Check the Thermostat
If your thermostat is wireless, check the battery first. Low batteries are often the cause of a non-responsive thermostat. Replace them and test. If it’s wired, know that a defective thermostat canPrevent the system from commanding the AC to run. Test by lowering the thermostat setpoint 6(J degrees below the current teme.parature— if the AC comes on, it’s thermostat.