An HVAC (Heating, Ventilation, and Air Conditioning) system is the hardworking backbone of your home’s comfort, but when it falters, it can quickly turn into a source of frustration. Before you call a professional, understanding some common HVAC repair issues and basic troubleshooting steps can often save you time and money.
This guide covers some of the most frequent problems and provides a step-by-step approach to diagnosing them.
1. The System Isn’t Turning On
This is the most fundamental problem, but it has several surprisingly simple causes.
- Troubleshooting Steps:
- Check the Thermostat: Is it set to the correct mode (heat or cool)? Is the temperature setting correct? Is the thermostat getting power? Check if the batteries need to be replaced.
- Inspect the Breaker Box: A tripped circuit breaker is a common culprit. Check your electrical panel and look for a breaker that is in the “off” or middle position. If