RT510+ Series Boiler Plus Compliant Thermostat | 5. Features And Functions | Help Center

5.1. Low Battery Warning & Changing Batteries
5.2. Setting Time & Date
5.3. Manual Mode
5.4. Frost Protection Mode
5.5. Holiday Mode
5.6. Automatic Schedule Mode
5.7. Boost Mode
5.8. Sleep Mode
5.9. Temporary Override
5.10. Temperature out of range - Hi & Lo
5.11. Temperature Display Increments
5.12. Temperature Offset
5.13. Programming Mode Selection
5.14. Factory Reset