Fan Coil Not Blowing Cold Air? Troubleshooting Guide for Toronto Condos
Is your fan coil not cooling in your Toronto condo? Discover troubleshooting tips and when to call Hudson HVAC.
- Hudson HVAC
- 3 min read

Fan Coil Not Blowing Cold Air? Troubleshooting Guide for Toronto Condos
Quick summary: Is your condo’s fan coil unit not blowing cold air as the Toronto weather warms up? Discover common causes and troubleshooting tips to get your cooling system back on track. Learn when it’s time to call a professional, like Hudson HVAC, for help.
What’s Going On: The Fast Diagnosis
As the temperatures in Toronto and surrounding areas like North York and Etobicoke begin to rise, condo owners are switching from heating to cooling. However, if your fan coil unit isn’t blowing cold air, it can become a frustrating issue. Common symptoms include air that feels warm or a fan that runs but doesn’t cool the room.

Common Causes: Why This Happens
Several factors can cause your fan coil to stop blowing cold air:
- Clogged Air Filters: Dust and debris can block airflow, reducing cooling efficiency.
- Thermostat Malfunctions: Incorrect settings or faulty thermostats (such as a Honeywell) can prevent the unit from switching to cooling mode.
- Refrigerant Leaks: A lack of refrigerant due to leaks can result in warm air output.
- Electrical Issues: Blown fuses or tripped breakers can stop the fan coil from operating correctly.
What You Can Do Right Now: DIY Safe Steps
Before calling a professional, try these steps:
- Check Filters: Replace or clean your air filters to improve airflow.
- Inspect the Thermostat: Ensure it’s set to cooling mode and the temperature is set lower than the room temperature.
- Examine the Circuit Breaker: Reset any tripped breakers related to your HVAC system.
These simple steps can resolve minor issues, but if problems persist, it might be time to bring in the experts.
When to Call a Professional: Signs You Need Help
If your fan coil is still not cooling after basic troubleshooting, it’s wise to contact an HVAC professional. Hudson HVAC specializes in fan coil repair and replacement in Toronto and the GTA. Persistent issues like refrigerant leaks or electrical faults require expert attention to prevent further damage.
What to Expect from a Service Visit: Typical Timeline
When you schedule a service visit with Hudson, here’s what you can expect:
- Assessment: A thorough inspection of your fan coil unit to diagnose the problem.
- Repair or Replacement: Depending on the issue, necessary repairs or parts replacement will be conducted.
- Testing: The technician will test the unit to ensure it’s operating efficiently.
A typical service visit can take a few hours, depending on the complexity of the issue.

FAQs
Why is my fan coil not blowing cold air?
Common causes include clogged filters, thermostat issues, or refrigerant leaks.
Can I fix my fan coil not cooling issue myself?
You can check filters and thermostat settings, but professional help is recommended for complex issues.
When should I call an HVAC professional?
If basic troubleshooting doesn’t resolve the issue, contact a professional for a thorough inspection.
How often should fan coils be serviced?
Annual maintenance is recommended to ensure efficient operation and avoid cooling issues.
Next Steps / Call to Action
If your fan coil hasn’t been serviced in over a year, book a maintenance visit before Toronto’s summer heat fully sets in. Timely maintenance can prevent many common cooling issues and keep your condo comfortable.
Contact Hudson
Need expert help with your fan coil? Contact Us today to schedule a service visit.
- Phone: +1 (437) 448-0640
- Email: service@hudsonhvac.ca
