How do I get technical support or assistance with the TH8320R1003?
For assistance with the Honeywell TH8320R1003, visit Resideo Customer Support at https://customer.resideo.com or call toll-free at 800-468-1502. You can also contact the manufacturer directly at Resideo Inc., Golden Valley, MN, at 1-855-733-5465.
Have a follow-up question?
Answers from the official manual.
Common questions