Owner's Manual
Page 2
... to change your temperature setting. • Large digital display. Turns on with the touch of the basic offerings are: • Simple and easy to use. Some of any key. The ▲ and ▼ keys make it easy for batteries. Helps you read the current room temperature at a glance. • No need for you to provide the maximum comfort for your temperature settings are...
... to change your temperature setting. • Large digital display. Turns on with the touch of the basic offerings are: • Simple and easy to use. Some of any key. The ▲ and ▼ keys make it easy for batteries. Helps you read the current room temperature at a glance. • No need for you to provide the maximum comfort for your temperature settings are...
Owner's Manual
Page 3
...select heating or cooling equipment. On- Digital display shows snowflake cooling is not working correctly. First set the SYSTEM key: Cool: Normal setting for months when your equipment needs servicing or is on. Models) NOTE: Em.Ht. Em. The thermostat controls only the backup heat. The heat pump is on T8511 Heat Pump models. Ht.-Emergency heating Heat- No equipment Cool-Cooling equipment Auto-Thermostat automatically selects heating and cooling equipment. Fan runs continuously Auto-Fan runs when heating or cooling equipment operates System Fan LED INDICATOR ON...
...select heating or cooling equipment. On- Digital display shows snowflake cooling is not working correctly. First set the SYSTEM key: Cool: Normal setting for months when your equipment needs servicing or is on. Models) NOTE: Em.Ht. Em. The thermostat controls only the backup heat. The heat pump is on T8511 Heat Pump models. Ht.-Emergency heating Heat- No equipment Cool-Cooling equipment Auto-Thermostat automatically selects heating and cooling equipment. Fan runs continuously Auto-Fan runs when heating or cooling equipment operates System Fan LED INDICATOR ON...
Owner's Manual
Page 4
... installed. 4 69-1629-1 Aux. Auxiliary Heat (T8511 Heat Pump Models Only) The auxiliary heaters assist the heat pump under normal conditions when low outdoor temperature occurs. Emergency Heat (T8511 Heat Pump Models Only) The Emergency Heat feature allows you to turn on the backup heat section of the system by moving the System switch to change between the heat and cool setting, press the i key until the setting to be set the FAN key: Auto: Normal setting for most homes. Ht. Displaying Temperature Setting NOTE: Your temperature setting...
... installed. 4 69-1629-1 Aux. Auxiliary Heat (T8511 Heat Pump Models Only) The auxiliary heaters assist the heat pump under normal conditions when low outdoor temperature occurs. Emergency Heat (T8511 Heat Pump Models Only) The Emergency Heat feature allows you to turn on the backup heat section of the system by moving the System switch to change between the heat and cool setting, press the i key until the setting to be set the FAN key: Auto: Normal setting for most homes. Ht. Displaying Temperature Setting NOTE: Your temperature setting...
Owner's Manual
Page 5
... leave for work or school also lowers your energy costs. Do not operate cooling when outside temperature is below 50°F (10°C). To lower the temperature setting, press the ▼ key. Allow compressor to compressor or other equipment. Changing Temperature Setting 1. When in the cooling mode, raising the temperature before restarting. 5 69-1629-1 CAUTION Equipment Damage Hazard. See equipment manufacturer instructions. INCREASE TEMPERATURE SETTING i DECREASE TEMPERATURE SETTING DISPLAY TEMPERATURE SETTINGS (INFORMATION KEY...
... leave for work or school also lowers your energy costs. Do not operate cooling when outside temperature is below 50°F (10°C). To lower the temperature setting, press the ▼ key. Allow compressor to compressor or other equipment. Changing Temperature Setting 1. When in the cooling mode, raising the temperature before restarting. 5 69-1629-1 CAUTION Equipment Damage Hazard. See equipment manufacturer instructions. INCREASE TEMPERATURE SETTING i DECREASE TEMPERATURE SETTING DISPLAY TEMPERATURE SETTINGS (INFORMATION KEY...
Owner's Manual
Page 6
TROUBLESHOOTING GUIDE Symptom Heating or Cooling does not come on. Check power to Heating or Cooling does not come on the thermostat is tripped-reset the circuit breaker. Adjust the temperature by pressing either the ▲ or ▼ key. Wait five minutes after seeing the flame or snowflake and check the registers again. Temperature setting is blown-replace the fuse. Check if the fuse is too wram or cool. If...
TROUBLESHOOTING GUIDE Symptom Heating or Cooling does not come on. Check power to Heating or Cooling does not come on the thermostat is tripped-reset the circuit breaker. Adjust the temperature by pressing either the ▲ or ▼ key. Wait five minutes after seeing the flame or snowflake and check the registers again. Temperature setting is blown-replace the fuse. Check if the fuse is too wram or cool. If...
Owner's Manual
Page 7
... product, excluding battery, to be to repair or replace the product within a reasonable period of time. This warranty shall not apply if it , postage prepaid, to the following address: Honeywell Return Goods Dock 4 MN10-3860 1885 Douglas Drive North Golden Valley, MN 55422 This warranty does not cover removal or reinstallation costs. Honeywell's sole responsibility shall be free from the date of purchase...
... product, excluding battery, to be to repair or replace the product within a reasonable period of time. This warranty shall not apply if it , postage prepaid, to the following address: Honeywell Return Goods Dock 4 MN10-3860 1885 Douglas Drive North Golden Valley, MN 55422 This warranty does not cover removal or reinstallation costs. Honeywell's sole responsibility shall be free from the date of purchase...
Owner's Manual
Page 8
.... For service, contact your thermostat, please visit www.honeywell.com/yourhome web site or call the information line at least 10% post-consumer paper fibers. If you have any questions concerning the operation of your local heating and cooling contractor. www.honeywell.com/yourhome CUSTOMER ASSISTANCE If, after reading this guide, you have any questions concerning this warranty, please...
.... For service, contact your thermostat, please visit www.honeywell.com/yourhome web site or call the information line at least 10% post-consumer paper fibers. If you have any questions concerning the operation of your local heating and cooling contractor. www.honeywell.com/yourhome CUSTOMER ASSISTANCE If, after reading this guide, you have any questions concerning this warranty, please...