T6 Pro . Programmable Thermostat . Installation Instructions . Package Includes: • T6 Pro Thermostat • UWP™ MountingSystem • Honeywell Standard Installation Adapter (J-box adapter) • Honeywell Decorative Cover Plate - Small; size 4-49/64 in x 4-49/64 in x 11/32 in (121 mm x 121 mm x 9 mm) • Screws and anchors • 2 AA Batteries. Get support for your T6 PRO SMART THERMOSTAT, from installation and manuals to troubleshooting tips and replacement information.. T6 PRO SMART THERMOSTAT Manual & Support. TH6220WF2006/U, TH6320WF2003/U. Download Manual Download Installation Guide Download Service Datasheet.
To change the battery in a Honeywell T6 Pro thermostat, follow these steps: 1. Turn Off Power: Unplug the furnace from the wall to ensure safety. 2. Remove the Thermostat: Gently pull the thermostat off the wall-mounted backplate. 3. Take Out Old Batteries: Remove the existing AA batteries. 4.. Page 1: Programmable Thermostat Lyric™ T6 Pro Wi-Fi Programmable Thermostat Professional Install Guide Package Includes: • Lyric T6 PRO Wi-Fi Thermostat • UWP Mounting System • Honeywell Standard Installation Adapter (J-box adapter) • Honeywell Decorative Cover Plate - *TH6320WF2003 depicted. Other models may vary.