Honeywell T8665A Chronotherm IV Deluxe Programmable APPLICATION The T8665 Chronotherm IV Wireless Thermostat provides electronic control of 24 Vac heating and cooling systems It must be used with a W8665 Receiver Wireless Thermostat INSTALLATION INSTRUCTIONS Module Refer to Table 1 for a general description of the thermostat The T8665A Thermostats are battery powered Table 1 T8665A Thermostat Description MERCURY NOTICE
Honeywell T8665A Chronotherm IV Deluxe Programmable Wireless Thermostat INSTALLATION INSTRUCTIONS APPLICATION The T8665 Chronotherm IV Wireless Thermostat Module Refer to Table 1 for a general description of the provides electronic control of 24 Vac heating and cooling thermostat The T8665A Thermostats are battery systems It must be used with a W8665 Receiver powered Table 1 T8665A Thermostat Description T8665 System Changeover System Selection Fan
Honeywell T8665A Chronotherm IV Deluxe Programmable APPLICATION The T8665 Chronotherm IV Wireless Thermostat provides electronic control of 24 Vac heating and cooling systems It must be used with a W8665 Receiver Wireless Thermostat INSTALLATION INSTRUCTIONS Module Refer to Table 1 for a general description of the thermostat The T8665A Thermostats are battery powered Table 1 T8665A Thermostat Description MERCURY NOTICE
QQO Honeywell T8665A Chronotherm IV Wireless Thermostat USER S GUIDE 69 1536 3 2 69 1536 3 CONTENTS USING THIS GUIDE 5 FEATURES 6 KEYBOARD AND DISPLAY DESCRIPTION 7 Keyboard 7 Display 7 ADAPTIVE INTELLIGENT RECOVERY CONTROL 10 Optimum Comfort and Energy Savings 11 OPERATING YOUR THERMOSTAT 13 Setting System and Fan Keys 13 Setting the System Key 14 Setting th