Owner's Manual
Page 1
Registered Trademark © 2004 Honeywell International Inc. All Rights Reserved 69-1725-1 RTH8500D Touch Screen Programmable Thermostat OWNER'S GUIDE The RTH8500D Thermostat provides electronic control of 24 Vac heating and cooling systems or 750 mV heating systems. For assistance with your Honeywell product, please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Read and Save these Instructions U.S. Pat. 6,595,430 Other Patents Pending ® U.S.
Registered Trademark © 2004 Honeywell International Inc. All Rights Reserved 69-1725-1 RTH8500D Touch Screen Programmable Thermostat OWNER'S GUIDE The RTH8500D Thermostat provides electronic control of 24 Vac heating and cooling systems or 750 mV heating systems. For assistance with your Honeywell product, please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Read and Save these Instructions U.S. Pat. 6,595,430 Other Patents Pending ® U.S.