We rely on our home’s HVAC (heating, ventilation and air conditioning) systems to keep us comfortable and safe throughout the heating and cooling seasons. But without proper care, an expensive breakdown could happen at a time we least expect it. Prolong the life and efficiency of your HVAC systems with this simple checklist.
Air conditioning

Way before you turn it on
□ Clean your ducts
Before you turn it on
□ Clean your outdoor unit and remove vegetation around it. More info on how to do this.
□ Replace the indoor filter
During the cooling season
□ Clean the outdoor fan or heat-removing unit at least twice during cooling season to avoid heat build-up.
□ Replace the filter once every two months during the season
Annually
□ Consider a professional tune-up for your air conditioning unit (every couple of years)
Heating

Way before you turn it on
□ Book annual maintenance to clean out and test the components of your furnace
□ Clean your ducts
Before you turn it on
□ Replace the air filter
□ Keep the area around the furnace clear of obstructions and free of dust. Dust can get into the blower motor, causing overheating and premature failure.
□ Replace your carbon monoxide alarm battery and test the alarm
During the cooling season
□ Check the air filter every month and replace when dirty
□ Change the filter every 3 months (more often if you have pets or smokers)
Related Articles
- Safety and maintenance tips before you turn on your furnace
- Maintenance tips to keep your air conditioning running smoothly
- A home equipment breakdown can cost you thousands. How can insurance help?
© The Boiler Inspection and Insurance Company of Canada. All rights reserved.
This article is for informational purposes only. All recommendations are general guidelines and are not intended to be exhaustive or complete, nor are they designed to replace information or instructions from the manufacturer of your equipment or software. Contact your equipment service representative or manufacturer with specific questions. Under no circumstances shall BI&I or any party involved in creating or delivering this article be liable for any loss or damage that results from the use of the information or images contained in or linked to in this article.