DIY HVAC Troubleshooting: Quick Fixes Before You Call T.F. O’Brien
Having an issue with your heating and cooling system? Check out these videos for quick fixes and troubleshooting steps to keep your home safe and comfortable all year long. If you need professional HVAC service, please reach out and we will be happy to assist you.
Why is my AC drain line clogged?
Don't risk water damage, if you suspect a clogged drain, call a professional to help assess the situation.
What to check on my heat pump before winter?
- Check your air filters
- Run for a few hours - there should be at least 1 degree change after 2 hours
- Consider annual heating maintenance to make sure everything is working as it should be
How Do I prepare a Boiler for Winter?
- Open baseboard vents
- Turn up heat on thermostat for a few hours
- Check carbon monoxide detector
How Often Should I Change My Return Air Filter
A return air filter can save you money. With proper airflow comes proper cooling. Return air filters can last 30-90 days at most, so make sure you are regularly replacing it.
Where is My Emergency Furnace Shutoff Switch?
It may sound obvious, but if your system isn’t coming on, check to make sure your emergency shutoff switch hasn't been turned off.
What Safety Features are Built Into an HVAC System?
Your home heating and cooling system has a number of safety features that will keep you safe. If you are unsure of what to do, turn it off and call T.F. O' Brien!
Can snow damage a heat pump?
Heat pumps must be installed above the snow line. As precaution, shovel snow from around your unit to prevent snow from getting inside the unit. Check sidemounted fans to ensure fans are moving properly.




