Five Things to Check Before Calling for Service - wave3.com-Louisville News, Weather & Sports

Five Things to Check Before Calling for Service

1. Check the breakers to the furnace and/or air-conditioner

2. Check and/or clean air filter

3. Check the switch on the side of the furnace

4. Make sure the thermostat selector switch is set properly

5. Make sure the solid blower door is firmly secured to the furnace

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