Furnace Service: Common Oil Furnace Problems And How To Fix Them

Heating repair

Do you have an oil furnace? You should be very proud of yourself as there aren’t many oil furnaces that are still in existence. Unfortunately, just like the electric furnaces, oil furnaces also develop a wide range of problems that you need to fix as soon as possible for your unit to continue functioning optimally.

Here are some of the most common problems as given by furnace service providers:

Strange noises

Just like an electric furnace, an oil furnace tends to make strange noises when it’s not functioning properly. The noises come about due to a number of reasons that include:

  • Air in the lines
  • Blocked air
  • Dirty oil burner
  • Loose access panels
  • Improperly set pilot light
  • Motor bearing problems
  • Worn out belt
  • Poor belt tension

All you need to do is to hire a repair professional who will inspect the unit and identify the source of the problem. The professional should then go ahead and fix it.

If the unit is producing knocking sounds, it means that the air has gotten into the lines. For you to fix it you need to undertake bleeding where you need to remove the air from the lines.

Are you experiencing clattering noises from the unit? You most likely have problems with the access panels. Chances are that the panels are loose thus the noise. All you need to do is to tighten them up.

Is the furnace producing a rumbling sound? It means that the pilot light hasn’t been properly set. It also may be a sign that dirt has accumulated in the gas burner.

If you experience a grinding noise, you should shut off the furnace as soon as possible. Experts observe that this noise is brought about by faulty motor bearings. You should contact a furnace expert who will inspect the bearings and recommend the best way out.

Failure of the burner to operate

This issue will come about due to many reasons. The unit might not be having enough fuel, the thermostat might not be properly set, the furnace is off on limit, and many others. If you have the skills, you should ask a professional to inspect the unit and fix it depending on the cause of the problem. For example, if it doesn’t have fuel, you simply need to add the fuel.

You should also check for the presence of blown fuse or open circuit breaker and fix it. Experts also recommend that you check for broken wires and fix them if present.

Excessive smoke coming from the furnace

Just like the other problems, your furnace will produce a lot of smoke when there is a blockage in the furnace, when the furnace is adjusting, when there is lack of draft, and many other reasons.

For you to fix the problems, you should check for excessive heat that might be coming from the combustion chamber. Excessive heat or smoke coming from the chamber indicates blockage of the furnace. The blockage might be at the nozzle, flue pipe, heat exchanger, or chimney.

As mentioned, the furnace might also be smoking due to lack of draft. The lack of draft will come about when the flue pipe is too lengthy for the furnace. For you to fix the issue, you need to adjust the burner.

You should note that the burner is sensitive; therefore, you should take your time when adjusting it. If you don’t have the skills, let a professional handle it.

Excessive fuel consumption

The furnace will consume a lot of fuel when it’s improperly sized and the system isn’t properly adjusted. The unit might also be dirty or be having the wrong nozzle.

For you to fix the unit you need to determine the right size of furnace you need in your home and buy a new machine that will consume less fuel. Is the unit of the right size, but dirty? You should clean it. You also should make it a habit to clean it at least once every year.

If the unit is losing the heat through ducts, you need to seal them. Oil burner repair service Long Island professionals also recommend that you invest in energy conservation items. This is to reduce the chances of spending a lot of money on home heating.

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