Honeywell RTH6450D1009/A 用户手册

Thermostat features ................................... 2
Programming at a glance .......................... 3
Quick reference to controls ....................... 4
Quick reference to display ........................ 5

Set time and day ........................................ 6
Select fan setting (auto/on)  ...................... 7
Select system setting (heat/cool).............. 8
Using program schedules ......................... 9
Program schedule overrides ................... 13
Auto Changeover  
(RTH6450 and RET95E0 only) ................. 15
Built-in compressor protection ............... 17
Smart Response

®

 Technology ................. 18

Battery installation ................................... 19
Customer assistance ............................... 20
In case of difficulty................................... 21
Limited warranty ...................................... 23

  

Your new thermostat is pre-programmed 

and ready to go. 

See page 3 to check settings.