Frequently Asked Questions Please read this important information before scheduling an HVAC Tune-up during the cold weather season. If you have a fully electric HVAC system, you can get an HVAC Tune-up at any time during the year. However, if you have fossil fuel heating equipment (oil, gas) your system can only be serviced when the outdoor temperature is 65°F or higher. HVAC Tune-up Program What are the minimum requirements to be eligible for an HVAC tune-up? Your HVAC equipment must be in working condition. This service is intended to improve your system’s performance, not to fix any underlying or present issues. For a proper system check, a minimum outdoor temperature is required: 60°F for central air conditioners and 35°F for air source heat pumps. What types of systems are eligible to receive an HVAC tune-up? Residential ducted HVAC equipment is eligible to receive a tune-up. This includes central air conditioners with a fossil fuel furnace, air source heat pumps with electric heat backup and dual fuel air source heat pumps. Is there any HVAC equipment not eligible to receive an HVAC tune-up? The following systems are not eligible to receive a tune-up:Geothermal equipmentMini-splitsPTAC (packaged terminal air conditioners)Window unitsAny equipment for which a technician is ineligible to collect all program-required dataIn addition, the participating contractor reserves the right to deny service to any equipment they deem ineligible. Is there a cost to participate in the HVAC tune-up program? The program is provided at no additional cost for BGE residential customers. How often can I get an HVAC tune-up? Your HVAC unit is eligible for a tune-up once every three years. What gets checked during an HVAC tune-up? Your contractor will identify any problems your system may have and restore your equipment to its optimal working condition through various procedures, including the following:System performance testingCoil inspectionIndoor and outdoor coil cleaning (if accessible)Electrical inspectionRefrigerant level inspectionCondensate drain cleaning (if accessible) When can I expect to hear back from a contractor if I try to schedule an HVAC tune-up? A participating contractor will contact you within two business days to schedule a tune-up. Only the certified contractors on this list are authorized to perform a tune-up on behalf of BGE. Can I receive a Smart Thermostat without getting a Tune-up? Customers are only eligible for a Smart Thermostat through the process of getting an HVAC Tune-up.