Owner's Manual
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M18539 1 69-1490 69-1490 Set Room FAN Auto On SYSTEM Cool Off Heat M18535 Em Ht Aux Ht Set Room Electronic Thermostat OWNER'S GUIDE FAN Auto On SYSTEM Cool Off Heat Em.Ht.
M18539 1 69-1490 69-1490 Set Room FAN Auto On SYSTEM Cool Off Heat M18535 Em Ht Aux Ht Set Room Electronic Thermostat OWNER'S GUIDE FAN Auto On SYSTEM Cool Off Heat Em.Ht.
Owner's Manual
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Over 100 years of Honeywell engineering expertise went into the making of your new thermostat! You can easily read the current room temperature at a glance. • No need for you with a more comfortable and convenient living environment. • Simple and easy to change your temperature settings are held permanently in an effort to provide you to use. Batteries are not required because your temperature setting. • Large digital display. The ▲ and ▼ keys make it easy for batteries. Congratulations on the purchase of this thermostat in memory. 69-1490 2
Over 100 years of Honeywell engineering expertise went into the making of your new thermostat! You can easily read the current room temperature at a glance. • No need for you with a more comfortable and convenient living environment. • Simple and easy to change your temperature settings are held permanently in an effort to provide you to use. Batteries are not required because your temperature setting. • Large digital display. The ▲ and ▼ keys make it easy for batteries. Congratulations on the purchase of this thermostat in memory. 69-1490 2
Owner's Manual
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In heating, the fan may start a few minutes after the heating equipment comes on with the cooling equipment. FAN Auto On FAN SWITCH M10273 3 69-1490 In cooling, the fan goes off and on . Use for most homes. First set the FAN switch: Auto: Normal setting for improved air circulation and air quality. On: The fan runs continuously. Settings Setting FAN and SYSTEM Switches Fan and system settings are controlled by using FAN and SYSTEM switches located on the bottom of the thermostat case.
In heating, the fan may start a few minutes after the heating equipment comes on with the cooling equipment. FAN Auto On FAN SWITCH M10273 3 69-1490 In cooling, the fan goes off and on . Use for most homes. First set the FAN switch: Auto: Normal setting for improved air circulation and air quality. On: The fan runs continuously. Settings Setting FAN and SYSTEM Switches Fan and system settings are controlled by using FAN and SYSTEM switches located on the bottom of the thermostat case.
Owner's Manual
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Digital display shows a snowflake when cooling is on. Digital display shows a flame when heating is on all models.) Switch to this setting when your home needs heat, but your home needs heating. SYSTEM SWITCH M10274 69-1490 4 Off: Both heating and cooling are off. Heat: Normal setting for months when your home needs cooling (air conditioning). Em. Ht.: (Not available on . SYSTEM Cool Off Heat Em.Ht. Then set the SYSTEM switch: Cool: Normal setting for months when your equipment has failed or is not working properly.
Digital display shows a snowflake when cooling is on. Digital display shows a flame when heating is on all models.) Switch to this setting when your home needs heat, but your home needs heating. SYSTEM SWITCH M10274 69-1490 4 Off: Both heating and cooling are off. Heat: Normal setting for months when your home needs cooling (air conditioning). Em. Ht.: (Not available on . SYSTEM Cool Off Heat Em.Ht. Then set the SYSTEM switch: Cool: Normal setting for months when your equipment has failed or is not working properly.
Owner's Manual
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Em Ht: Aux Ht: The ▲ indicator points to help handle the heating load. INDICATOR Em Ht Set Room M18425 5 69-1490 The ▲ indicator points to either Em Ht or Aux Ht when these modes are not available on all models. The ▲ indicator points to Aux Ht when the living space needs auxiliary backup heat to Em Ht when the SYSTEM switch is set at Em Ht. Em Ht and Aux Ht Indications Emergency Heat (Em Ht) and Auxiliary Heat (Aux Ht) indications are active.
Em Ht: Aux Ht: The ▲ indicator points to help handle the heating load. INDICATOR Em Ht Set Room M18425 5 69-1490 The ▲ indicator points to either Em Ht or Aux Ht when these modes are not available on all models. The ▲ indicator points to Aux Ht when the living space needs auxiliary backup heat to Em Ht when the SYSTEM switch is set at Em Ht. Em Ht and Aux Ht Indications Emergency Heat (Em Ht) and Auxiliary Heat (Aux Ht) indications are active.
Owner's Manual
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Set Room INDICATOR M18441 69-1490 6 The temperature setting and the room temperature are shown separately on the digital display, press either the ▲ or ▼ key once. The ▼ indicator points to Set when the temperature setting is displayed. 1. To display the temperature setting on the digital display. Displaying Temperature Setting NOTE: Your temperature setting can be set anywhere from 40° to 99°F (5° to Room when the room temperature is displayed and to 37°C).
Set Room INDICATOR M18441 69-1490 6 The temperature setting and the room temperature are shown separately on the digital display, press either the ▲ or ▼ key once. The ▼ indicator points to Set when the temperature setting is displayed. 1. To display the temperature setting on the digital display. Displaying Temperature Setting NOTE: Your temperature setting can be set anywhere from 40° to 99°F (5° to Room when the room temperature is displayed and to 37°C).
Owner's Manual
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Set Room M18443 7 69-1490 When in the cooling mode, raising the temperature before you leave for work or school also lowers your energy costs. Set Room M18442 2. To raise the temperature setting, press the ▲ key. When in the heating mode, lowering the temperature at night or during the day can lower your energy costs. Changing Temperature Setting 1. To lower the temperature setting, press the ▼ key.
Set Room M18443 7 69-1490 When in the cooling mode, raising the temperature before you leave for work or school also lowers your energy costs. Set Room M18442 2. To raise the temperature setting, press the ▲ key. When in the heating mode, lowering the temperature at night or during the day can lower your energy costs. Changing Temperature Setting 1. To lower the temperature setting, press the ▼ key.
Owner's Manual
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... conveniently programmed to automatically save energy in the heating mode by raising the temperature setting during the day. Energy Savings You can save energy with this thermostat, temperature settings can be as high as 7% to 33% depending on your energy savings temperature settings. With this thermostat in the cooling mode by lowering the temperature setting 5°F (3°C) to 10°F (5°C) at night and during the day before you leave for work...
... conveniently programmed to automatically save energy in the heating mode by raising the temperature setting during the day. Energy Savings You can save energy with this thermostat, temperature settings can be as high as 7% to 33% depending on your energy savings temperature settings. With this thermostat in the cooling mode by lowering the temperature setting 5°F (3°C) to 10°F (5°C) at night and during the day before you leave for work...
Owner's Manual
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...DAY 10°F (5°C) INCREASE* 7 TO 9% 10 TO 11% 12 TO 14% 14 TO 19% SAVINGS FOR TWICE-A-DAY 10°F (5°C) INCREASE* 11 TO 15% 16 TO 18% 19 TO 22% 23 TO 33% COOL * YOUR SAVINGS DEPENDS ON HOME SIZE AND ACTUAL HEAT LOSS OR GAIN, GEOGRAPHIC LOCATION, FREQUENCY OF TEMPERATURES CHANGE, AND RANGE... IN DEGREES OF CHANGE.
...DAY 10°F (5°C) INCREASE* 7 TO 9% 10 TO 11% 12 TO 14% 14 TO 19% SAVINGS FOR TWICE-A-DAY 10°F (5°C) INCREASE* 11 TO 15% 16 TO 18% 19 TO 22% 23 TO 33% COOL * YOUR SAVINGS DEPENDS ON HOME SIZE AND ACTUAL HEAT LOSS OR GAIN, GEOGRAPHIC LOCATION, FREQUENCY OF TEMPERATURES CHANGE, AND RANGE... IN DEGREES OF CHANGE.
Owner's Manual
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... instructions. Temperature setting is too warm or cool. • Check that the SYSTEM switch on . Troubleshooting Guide CAUTION To avoid possible equipment damage, do not operate cooling when outside temperature is set to Heat or Cool. • Check the system fuse or circuit breaker and replace or reset if necessary. • Check for air movement at the register. • Check power to the heating or cooling equipment. • Adjust the temperature...
... instructions. Temperature setting is too warm or cool. • Check that the SYSTEM switch on . Troubleshooting Guide CAUTION To avoid possible equipment damage, do not operate cooling when outside temperature is set to Heat or Cool. • Check the system fuse or circuit breaker and replace or reset if necessary. • Check for air movement at the register. • Check power to the heating or cooling equipment. • Adjust the temperature...
Owner's Manual
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If you have questions concerning this thermostat, call Honeywell Customer Assistance at 1-800-468-1502, Monday-Friday, 7:00 am-5:30 pm, Central time. For service, contact your local heating and cooling contractor: 11 69-1490
If you have questions concerning this thermostat, call Honeywell Customer Assistance at 1-800-468-1502, Monday-Friday, 7:00 am-5:30 pm, Central time. For service, contact your local heating and cooling contractor: 11 69-1490
Owner's Manual
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Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 Copyright © 2000 Honeywell All Rights Reserved ® U.S. Registered Trademark 69-1490 J.H. 9-00 6ww9w-1.h4o9ne0ywell.com/yourhome 12 Automation and Control Solutions Honeywell International Inc.
Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 Copyright © 2000 Honeywell All Rights Reserved ® U.S. Registered Trademark 69-1490 J.H. 9-00 6ww9w-1.h4o9ne0ywell.com/yourhome 12 Automation and Control Solutions Honeywell International Inc.
