Honeywell T8665C Thermostat User Manual


 
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Contents
Introduction .................................................................................................................................... 3
Using this Guide ............................................................................................................................ 4
Thermostat Features ..................................................................................................................... 7
Operating Your Thermostat ........................................................................................................... 11
Setting the Clock ........................................................................................................................... 12
Programming Your Thermostat ..................................................................................................... 25
Replacing the Batteries (T8665C Only) ......................................................................................... 38
Adaptive Intelligent Recovery™ Control ........................................................................................ 40
Troubleshooting (Table 3) .............................................................................................................. 43
Warranty ........................................................................................................................................ 50
Customer Assistance .................................................................................................................... 51