HVAC Distributors’ Technical Support team is trained on all of our in-stock products. Instead of calling several manufacturers, our customers can call one phone number and get questions resolved quickly.
Contact Tech Support (HVAC Distributors customers only)
- Phone: 800.228.4822 ext. 5
- If you are calling regarding a current issue, please make sure that you are on-site and are ready to provide the equipment information requested in the AC/HP Critical Readings Survey.
- Email: email@example.com
- Email is best when you have technical questions about upcoming projects.
Current Service Bulletins
Current Service Bulletins are available through our Product & Service News. Click here for our Service Bulletins category.
- Lochinvar Recall Information
- AprilAire 800 Series Steam Humidifier Electrode Wire Replacement Product Safety Notice
- Residential Start-Up Form
- Test Data Sheet
- Furnace Data Survey
- AC/HP Critical Readings Survey
- Product Quality Report
- Dip Switch Chart
- ComfortNet Data Line Voltage Troubleshooting & Bias Switches
- CoolCloud HVAC App Technical Guide for the ComfortBridge Control Platform