Blog/Furnace Service

How Often Should A Furnace Be Serviced

April 6, 20264 min read
How Often Should A Furnace Be Serviced
Lew Plumbing & Heating· Since 1994
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When a furnace stops working the house can feel cold within a short time. This usually happens when the system has not been checked for a long time.

A furnace should be serviced once every year, preferably before winter begins. Yearly service helps the system work better. It also helps experts find small problems before they turn into expensive repairs.

Heating is one of the biggest energy uses in Canadian homes. Space heating uses about 61% of the total energy in most houses. Proper maintenance of furnace systems and regular furnace annual maintenance can help reduce breakdowns and keep homes warm during cold months.

In this blog, Lew Plumbing will help you explore about the furnace services.

Why Is Furnace Annual Maintenance Important?

It is important because of the following reasons. 

  1. A furnace that gets regular care works better and uses energy in a smarter way. It can heat the home more evenly and the system does not have to work too hard.
  2. Small problems can grow if no one checks the furnace. Early service helps avoid emergency repairs during winter.
  3. Without furnace service the system may fail earlier than expected. Regular service can help the furnace last longer.
  4. Another benefit is lower heating costs. When the furnace runs efficiently it uses less energy to warm the home. 

How Often Should You Service It

Once a year is good because it helps the furnace run more smoothly. Most homeowners schedule this check before winter starts. This helps the system prepare for the cold months when it works the most.

A yearly check helps the furnace run better. Clean parts allow air and heat to move through the system more easily. When the furnace works properly it can warm the house without extra strain.

Signs Your Furnace Needs Service

Your furnace often gives clear signs when it needs attention. Knowing the furnace service warning signs helps you identify them early. 

Unusual Noise

If you hear rattling, banging or other strange sounds, something inside the system may be loose or worn. A technician should check the unit to find the cause.

Higher Electricity Bills

A furnace that struggles to heat the home may use more energy. When this happens the heating costs can rise during winter. A service check can help find what is making the system work harder.

Frequent On and Off Cycles

This is called short cycling. It can wear down the system over time and reduce heating efficiency. If this happens it is best to have the furnace inspected soon.

Uneven Heat

You may notice that one room feels warm while another stays cold. This often means the heat is not moving through the house properly. Airflow problems or dirty parts inside the furnace can cause this issue.

What Happens During Maintenance?

It includes the following steps. 

System Inspection

The technician begins with a full system check. They look at the furnace parts and safety controls. Wires, connections, and moving parts are inspected carefully. This step helps find worn or loose components early.

Filter Check and Replacement

The technician may clean or replace the filter. Better airflow helps warm air move through the house more easily.

Burner and Heat Exchanger Check

During service, the technician checks the burner to make sure it works properly. The heat exchanger is also inspected. This part transfers heat to the air that moves through the home.

Thermostat Testing

They will also check if it sends the correct signal to the furnace. Proper testing helps the heating system respond when the home needs warmth.

Cleaning Internal Parts

Dust and debris can collect inside the furnace over time. Clean parts help the system run better and reduce strain on the motor.

Professional furnace service helps catch small issues early. This can prevent heating problems and keep the home comfortable during cold Canadian winters.If your furnace is blowing cold or not producing enough heat then reach out to Lew Plumbing. 

Our plumbers inspect the system and make sure the heating unit works properly.Call us today to schedule a consultation. 

FAQs

What happens during furnace maintenance?

A technician 

  • Inspects the furnace
  • Checks filters
  • Tests the thermostat
  • Cleans internal parts

These steps help the system run safely and efficiently.

Can skipping maintenance cause problems?

Yes. Without regular service dust and worn parts can affect performance. This may lead to higher energy bills or sudden heating failure.

Why is it blowing cold air?

It may happen because of thermostat settings, clogged filters, or mechanical issues. A professional inspection can identify the cause.

No heat, no hot water, or a leak right now?

Call day or night.

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