QA

How To Service A Gas Furnace

What maintenance needs to be done on a gas furnace?

Top 7 Maintenance Tips To Keep Your Gas Furnace Running Ensure you are working under safe conditions. Gas appliances can strike anytime, ensure you exercise safety measures . Clean and replace the filter system. Check the thermostat. Clean the blower. Clean or repair furnace ducts. Clean the vents. Fan inspection.

Do gas furnaces need to be serviced?

A gas furnace should be serviced at least once a year, preferably, though, in both the spring and the fall. Annual maintenance, including a thorough examination and cleaning of the parts that commonly malfunction, like the air filter, the fan, the pilot light, and the heat exchanger, can usually prevent these problems.

How often should I service my gas furnace?

Your gas furnace should be serviced once a year—ideally right before heating season.

How do I service my furnace before winter?

Check the following list to be sure your furnace is ready for the coming winter. Turn on the thermostat. Change the air filters. Cover the AC condenser. Clean the heat exchanger. Lubricate and clean the blower motor. Test the igniter switch. Inspect the chimney and carbon monoxide detectors.

How do I know if my furnace needs cleaning?

5 Signs it’s Time for a Furnace Cleaning You’re Struggling to Get and Keep the Temperature You Want. Given that your furnace’s entire job is to warm your home, it’s frustrating when that isn’t happening. Strange Odors from the Furnace. Yellow or Orange Flame. Strange Noises from the Furnace. Reduced Indoor Air Quality.

Does a gas furnace need oil?

Natural gas furnaces have higher heating efficiency and their fuel costs less, but your home must be in an area where a gas supply is available. Furnaces require very little maintenance (no service contract needed), but gas provides less heat per BTU than oil.

How long does a gas furnace last?

A well-maintained furnace can last at least 15 to 20 years, but completing annual maintenance and being diligent with repairs can extend its life even longer.

Why is the furnace blowing cold air?

A clogged filter is one of the leading reasons for a heater blowing cold air. But even if you swap the air filter with a brand new one, dirt and debris can still be found within the unit. This could eventually lead to overheating. If your furnace looks pretty dirty, call an HVAC provider for a professional clean.

What is a furnace tune up?

During a tune-up, a technician will clean and adjust the parts and mechanisms inside your furnace. This will keep the furnace running efficiently throughout the season. Your tech will also perform a comprehensive inspection to catch potential problems before they escalate into a full-scale furnace breakdown.

How often should you change your furnace filter?

In general, this is how often changing furnace filters needs to be done: For 1- to 2-inch filters, replace them every 1 to 3 months. For 3- to 4-inch filters, replace them every 6 to 9 months. For 5- to 6-inch filters, replace them every 9 to 12 months.

What is involved in a furnace service?

What’s Involved in Furnace Maintenance Clean the blower motor and test its operation. Measure for optimal airflow. Test the gas pressure and check for leaks. Clean and inspect the heat exchanger and combustion chamber assembly. Inspect for loose wires and electrical connections. Test the thermostat and controls for accuracy.

Can I vacuum my furnace?

If your furnace has ducts or vents, you can also clean these of dirt and dust by using a vacuum. If your furnace does not seem to be functioning properly even after you clean the filter, blower, and heat exchange, contact a professional for an inspection, cleaning, and possible repairs.

Can a furnace explode?

A furnace explosion is usually the result of ignition and instantaneous combustion of highly flammable gas, vapor, or dust that has accumulated in a boiler. The effect of the force from the explosion is often much greater than the boiler combustion chamber can withstand.

How much does it cost to clean a furnace blower?

Cost to Clean Furnace Blower Item details Qty Low Unused Minimum Labor Balance of 2 hr(s) minimum labor charge that can be applied to other tasks. 0.0 h $0 Totals – Cost To Clean Furnace Blower 1 EA $130 Average Cost per Blower $130.28.

Should you clean your furnace blower?

It can waste fuel and drastically lower efficiency. Dirt affects all three basic components of your furnace, so cleaning is the most important part of regular maintenance. Cleaning blower is critical if furnace has a squirrel-cage fan, because openings in this type of blower often become clogged with dirt.

Do furnace blower motors need to be oiled?

Most motors are permanently lubricated and sealed by the manufacturer and, therefore, require no further attention. If the blower shaft has oil ports, it, too, should be lubricated annually, following the same procedure. You’ll probably have to remove an access plate to get at the ports.

Why does it smell like something is burning when I turn my heat on?

Burning Dust Smell If many months have passed since its last use, dust and other types of debris may collect on the burners, heat exchangers, air ducts and other components of the heating unit. When you turn the furnace on, this dust and debris burn off, releasing a smoky odor. If you smell burning dust, don’t worry.

Do you have to turn your furnace off in summer?

It’s a good idea to turn off your furnace during hot months. If left on, it will continue to consume energy. The furnace contains some electrical components like sensors that can needlessly draw power throughout the summer. If your furnace has a pilot light, it will use up unnecessary gas during summer when left on.