Important Signs You Need a Furnace Repair Service The average life expectancy of a furnace is about fifteen years, and it is important to have regular maintenance to ensure that it runs to its maximum level. Before your furnace’s lifespan decreases, watch and listen for signs that your heater might need some tuning. The first sign of furnace potential problem is when you have ignored or neglected your furnace for a year or more. When was the last time you had a professional checked your furnace? If your answer is one year or even longer, then it is time to contact a furnace technician in Philadelphia to help you out. You would likely need filter replacement and most HVAC service companies offer monthly services for filter cleaning and replacement, as well as annual check-ups. Your furnace can potentially leak either water or gas, and f you see water pooling under or around your furnace, this is possibly caused by a clogged condensate line that must be addressed by a professional furnace repair technician. Gas leak can be manifested when you smell gas while your furnace is on, so shut-off your furnace immediately by opening it up, finding the gas supply valve, and turn it off. Avoid using gadgets or appliances, turning on light switch, and lighting matches or lighters that may start a fire, and contact a local professional furnace or HVAC technician as soon as possible. If you are hearing strange sounds at night like scrape, thump, or bang that is a clear red flag needing furnace repair. Air barely comes out from the vents because of issues with the fans, belt or motor, so contact a professional furnace repair technician to rule out the real problem. Another warning sign that your furnace needs repair is if you need to turn the thermostat higher and higher to get the heat you need that is indicative of furnace failure. Malfunctioning of thermostat include tripped circuit breakers, loose wiring, and blown fuses that may pose greater risk for shock. A sudden spike on your electricity bill means that your HVAC is malfunctioning and it is the possible culprit, so better contact a professional HVAC technician to rule out the problem. If your furnace is blowing cold air, then there must also be a problem with your furnace’s pilot light or thermocouple that needs to be checked by your HVAC technician. A clear indication that your furnace is over cycling include kicking on and off furnace, caused by improper air circulation, clogged filter, or thermostat complications. Do not waste your money on repairs and monthly high energy bill, you need a new HVAC system is yours is more than 15 years old.