Introduction
Your HVAC system works hard to keep your home comfortable all year. Regular maintenance not only extends its lifespan but also improves efficiency and reduces energy bills. Here's a simple maintenance guide every homeowner should follow.
What You'll Need
- Replacement air filters
- Screwdriver
- Vacuum cleaner with brush attachment
- Fin comb
- Coil cleaner spray
- Duct tape or mastic sealant
- Thermostat batteries
Step 1: Replace Air Filters Regularly
Check your air filter every month and replace it every 1–3 months depending on usage. A clogged filter restricts airflow, reduces efficiency, and can damage your system.
Step 2: Clean the Vents and Registers
Remove vent covers and vacuum out dust and debris. Make sure furniture isn't blocking vents, which restricts airflow.
Step 3: Clean the Outdoor Unit
Turn off power before cleaning. Remove debris from around the unit and gently spray the fins with a garden hose. Use a fin comb to straighten bent fins.
Step 4: Check and Seal Ductwork
Inspect accessible ductwork for gaps or holes. Seal leaks with duct tape or mastic sealant to prevent conditioned air from escaping.
Step 5: Test Your Thermostat
Replace thermostat batteries annually. Test heating and cooling modes before the season starts. Consider upgrading to a smart thermostat for better energy management.
Step 6: Schedule Professional Servicing
Have a licensed HVAC technician service your system once a year to check refrigerant levels, electrical connections, and overall performance.
Pro Tips
- Change filters more frequently if you have pets or allergies.
- Keep at least 2 feet of clearance around your outdoor unit.
- A programmable thermostat can save up to 10% on heating and cooling costs.
Find all the HVAC maintenance supplies you need in our HVAC collection at ProFix Home Repair.