furnace maintenance

Last Updated on October 28, 2022 by Mansoor Abbasi

Furnace repair is a type of proactive heating maintenance that entails work proceeds and keeps tuning your system.

Furnace maintenance

Furnace tune-ups entail inspecting all of the system’s essential aspects and adjusting, cleansing, testing, and lubricating them as necessary. Furnace services checklists includes the following specific tasks:

  • Examining the vent network and intake air grilles and clearing any obstructions.
  • Inspect the heating element for evidence of damage or rust.
  • Examination and cleaning of the blower, including the removal of any debris.
  • Inspecting and measuring the blower motor’s amp draw.
  • Inspecting electrical contacts, strengthening them as needed, and replacing faulty wire.
  • Inspection of the burners and flame detector.
  • Inspecting the belts for evidence of corrosion or cracking.
  • Examining and regulating the thermostat as required.
  • Greasing all gas boiler moving parts.
  • Inspecting, cleaning, and repairing the air filter as needed.
  • Inspection and testing of the program’s safety measures and restart cycle.

Additional steps covered in regular furnace maintenance if you have an oil or gas burner include:

  • Looking for probable leaks in gasoline lines.
  • Examining and testing the pressure of the gas, the flame, and the pilot.
  • Examining the thermistor.

When should you have your furnace serviced?

At the very least in a year: Annual furnace service can help to keep your system functioning well. If you’re concerned about keeping optimal indoor environment quality if someone in your home has respiratory problems or a damaged immune system, generally, it’s better to undergo heater tune-ups more regularly, like twice a year.

Before the cold season: The best time to schedule furnace maintenance is before you need to use your system regularly when the temperatures decrease. The end of summer and the start of fall are often the most good times for a furnace tune-up in the Minneapolis-St. Paul metro area. By planning a furnace tune-up before winter arrives, you can ensure that your system is ready to meet your convenience demands for the duration of the next winter season.

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What are the benefits of annual furnace maintenance?

Trying to save money

Furnace maintenance ensures that your heating system operates at peak efficiency. This can result in monthly energy cost savings. These savings can eventually offset the expense of frequent furnace tune-ups!

Maintenance of warranty

Many furnace warranties include provisions for routine maintenance. If yours does, regular tune-ups are vital to maintaining your warranty legal and assuring you have the protection you require if something goes wrong during the warranty period.

Lowering the danger of unplanned breakdowns

By performing regular furnace maintenance, minor faults can be discovered and remedied before becoming more major ones. That implies fewer technical glitches, reduced heating maintenance, and fewer risks of being without heat throughout the winter season.

Increasing a furnace’s service life

A healthy furnace could last well over a period, allowing you to get the most from your expenditure.

Prevent Voiding the Warranty

The manufacturer’s warranty probably still applies if your furnace is not too old. Imagine how terrible it would be to submit a claim for unforeseen repairs only to learn that the years of neglect void your warranty. By doing annual tune-ups, you can shield your pocketbook and yourself from further expenses.

7 Steps to cleaning a furnace

Step 1: System shutdown

Turns off the electrical energy and the fuel sources before annual furnace maintenance. The iconic red power switch plate is generally located at the head of the cellar steps or near the burner, while the fuel cutoff valve is situated close to the oil tank or on the entering gas line. Make a note of where both are in case of water leakage or fire.

Step 2: Combustion chamber cleaning

Fuel is mixed with air and burnt in the combustion chamber, producing heat and charcoal soot, water vapor, carbon dioxide, and other byproducts. Soot buildup can lead the chamber sidewalls to erode. Richard includes a tiny wire brush to scrape away built-up carbon. Then, using an industrial shop vacuum, he eliminates any loose material and examines the compartment for holes or rust before restoring the cover.

Step 3: Fuel pipe inspection

Examine the exhaust flue for any holes that could seep carbon monoxide, especially where the pipe joins the furnace. Small holes in the duct can be repaired using foil tape, but damaged vents must be rebuilt. The barometric damper is also set on the flue pipe, which reduces the chimney pull.

Step 4: Oil filter replacement

The oil filter (found solely in oil-powered systems) keeps minor pollutants from obstructing the oil-burner needle, which might cause a misfire and shut down the system. Richard first shuts the oil valve, then pulls and replaces the old filter, leaving the dirty filtration to be thrown off following dangerous local regulations.

Step 5: Air filter alteration

It can’t be changed too frequently, but it should never be left alone for further than a year. Replacing the filter is a simple task that any homeowner may perform. At the same time, inspect the wear and tension of the blower belt. (An electric motor drives the blower transports hot air from the furnace via ducting to room vents.) A loosened belt can restrict the blower, reducing efficiency. If the belt diverts more than 34 inches when forcefully squeezed, it can be corrected by slightly sliding the motor rearward.

Step 6: Testing the efficiency of the burner and adjusting it

Then, an ignition analyzer is installed, which determines furnace performance by monitoring gases in the effluent flue. After that, it ensures that the burner’s air shutters are regulated for the optimum fuel-to-air ratio. The oil injector, which vaporizes the fuel right before it burns, is then replaced, and the flame color and form are checked at the igniter. This is a vital sign of stable and complete ignition in oil or gas. This is the time to vacuum clean the burner tubes in a fuel tank.

Step 7: Floor vents cleaning

Owners should remove floor traps and clean out ducts in the fall since they are suckers for dirt, pet hair, tiny toys, and leftover food. All of this diminishes its efficiency, pushing you to increase the temperature. You’ll also be able to inhale just a little easier now that there’s less trash in the air.

Frequently Asked Questions