How To Reset Furnace After Power Outage. Last week it did the same thing during heating; This will engage the supplemental heating elements in the furnace when the power returns.
Before you call an hvac company to examine your furnace, do some troubleshooting. This is usually on the side or the back of the blower motor. Turn the power back on and then the main gas supply.
Locate your ac's circuit breaker box.
Turn the power switch on the side of the furnace off, wait a minute or so then turn it back on and tell me what happens. When power came back on furnace blower came on but no heat. This will engage the supplemental heating elements in the furnace when the power returns. Turn the power switch on the side of the furnace off, wait a minute or so then turn it back on and tell me what happens.