Fall HVAC Maintenance You Can Do Yourself
- John Brown Heating & Cooling Monroe NC
- Oct 18, 2021
- 2 min read
Updated: Dec 6, 2022
Fall HVAC Maintenance You Can Do Yourself

Because of Charlotte’s mild fall temperatures, you might not have your heat or air on too much, but that’s all the more reason to do thorough routine maintenance. Inactive HVAC systems are magnets for debris, dust and mold. If you haven’t had your system on for a while, finding it in disrepair when you need it is an unpleasant surprise.
Clean Off Your Outdoor HVAC Unit
Give the outdoor unit, or condenser, a quick clean. You can spray it off with a hose or wipe it down with a wet cloth. Before beginning, be sure to turn the unit off.
Clear the Area of Debris
The transition from summer into fall means your outdoor unit might be surrounded by debris. Whether you have overgrowth from the summer or leaves and branches in mid to late fall, clean a four-foot area around your unit.
Vacuum Your Heating System’s Vents
After getting your AC unit clean, turn to your heating system. No matter your type of heater, the vents should be cleaned regularly to make it more energy-efficient and safe for fall. Mild fall temperatures mean moisture and even mold can invade your vents.
Especially for residents with allergies, dirty vents pose significant air quality issues. You can use the hose on a regular vacuum cleaner to clean them before you turn on the unit.
Inspect and Change Air Filters
The International Association of Certified Home Inspectors recommends changing furnace and HVAC air filters at least every three months when in use. I suggest you to change your filters once a month if:
You have pets
You have a fireplace
Someone in your home has allergies
There’s construction near your home
You smoke indoors
You have a large garden nearby
If your filter is damaged, damp or moldy, you should replace it immediately. Due to the change of weather, your filter can be damp or moldy as fall has started.
For more information, and you're in the Charlotte, Monroe, Waxhaw, Weddington, Matthews, Ballantyne, Indian Trail, Wingate, Indian Land or Lancaster area, please feel free to contact us - 704-843-2665






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