How To Reset Ac Unit Inside. Unplug your unit from the wall for at least 15 seconds and plug it back in. Turn the air conditioning system off at the thermostat(s).
• circulating pump relay circuit. One for the condenser and one for the air handler. The ac light should illuminate and then flash.
If you can’t find it, consult your ac’s manual to see where the button is located.
Be sure that the thermostat remains off so that your air conditioner’s internal circuit breaker can reset. Next, hold the reset button down for three seconds and release. If you can’t find it, consult your ac’s manual to see where the button is located. Troubleshooting central unit circulating pump: