Increase Furnace Life To Its Max By Maintenance And Service

Furnaces are usually trouble-free and easy to maintain but as we know Every thing has its expiry, furnace to have a expiry date but you can increase its life span by keeping some points in your mind. While this isn’t something that industries have to face on regular basis but efficient operation and regular maintenance can provide good functioning of furnaces and can provide them max life.

Let’s have a look to malfunctions which generally occur in furnaces so that you can take protective steps to prevent them :

  • Lack of Maintenance
  • Clogged Filters
  • Thermostat ,Heat/Cold source or distribution system Malfunction
  • The furnace may have lost power.
  • Mechanical Problems
  • Bad Air Circulation
  • Gas Leakage
  • Weird Noise
  • Oil Burner Issue
  • The furnace is too noisy
  • Fuel may not be reaching the unit. If the fuel is gas or oil, it may not be igniting.
  • A faulty control or thermostat, could keep the system from turning on or off repeatedly. 

These are some common issues which heating system face and because of these problems people have to expense a lot by calling furnace repair experts.

Here are some remedies and precautions through which lifespan of furnace can be increased:

  • Make sure the furnace is receiving power. Check Blown fuses or tripped circuit breakers at the main entrance panel. Every furnace have a different system some have separate power entrance located at a different panel near the main entrance panel, Some furnaces have fuses mounted in or on the unit.
  • Several parts and pieces in a furnace are replaceable which can increase its life by several years.
  • Clean or replace the filter once a month or according to the manufacturer’s directions. Dirty air filters lead to a slew of furnace problems. You can have an idea by taking help of  furnace repair professional.
  • If the furnace has a reset button, marked RESET press the reset button.
  • If your furnace doesn’t produce any heat, check the battery level in the thermostat. Sometimes simply replacing the battery may do the trick.
  • Check the circuit breaker and power supply. Circuit breaker may be tripped or blew a fuse. Some furnaces have a separate power switch, make sure the switch is turned on.
  • If the furnace uses oil, check to make sure there is an adequate supply of oil.
  • Check if the heat exchanger is cracked or corroded. A damaged heat exchanger can decrease the life of a furnace significantly. If your heat exchanger is damaged, contact a professional to see if its repairable.
  • Hire a furnace repair specialist to inspect and maintain the furnace every year.


If the furnace is old, keeping it in service might prove more costly than replacing it. This is due to the fact that newer units of all types are a lot more energy efficient as compared to older furnaces. The average lifespan of a furnace is approximately 15 years; however, it can range from 13 to 20 years. While the unit may last long, it is expected that your heating bills will increase than they used to be, as with age furnace will lose its efficiency.