How to Troubleshoot an AC Blowing Warm Air: Step-by-Step Guide

AC Repair, HVAC Troubleshooting

Check Your Thermostat Settings The first and easiest step when your AC blows warm air is to verify your thermostat is set correctly. It sounds simple, but thermostat mode mix-ups account for a surprising number of service calls in Collierville and throughout the Mid-South. Start by confirming your thermostat is set to "COOL" mode, not "HEAT" or "OFF." Check that your target temperature is at least 3-5 degrees below the current room temperature. If the fan setting is on "ON"...

Learn More