Owner's Manual
Page 2
... keys. Copyright © 2007 Honeywell International Inc. All rights reserved. For assistance with your fingertip. US Patent No. 6595430, D520,386 and other patents pending. BE CAREFUL! Never use sharp instruments, such as a pencil or pen, to the thermostat, always press keys with this ...product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502 Read and save these instructions. ® U.S.
... keys. Copyright © 2007 Honeywell International Inc. All rights reserved. For assistance with your fingertip. US Patent No. 6595430, D520,386 and other patents pending. BE CAREFUL! Never use sharp instruments, such as a pencil or pen, to the thermostat, always press keys with this ...product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502 Read and save these instructions. ® U.S.
Owner's Manual
Page 3
... ready to go . Table of contents RTH8500 About your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to status display......... 5 Programming & Operation Clock setting 6 Fan setting 7 System setting 8 Using...14 Special features 15 Screen cleaning 16 Furnace filter reminder 17 Appendices Battery replacement 18 In case of difficulty 19 Limited warranty 21 This thermostat is preprogrammed and ready to go ! CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when ...
... ready to go . Table of contents RTH8500 About your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to status display......... 5 Programming & Operation Clock setting 6 Fan setting 7 System setting 8 Using...14 Special features 15 Screen cleaning 16 Furnace filter reminder 17 Appendices Battery replacement 18 In case of difficulty 19 Limited warranty 21 This thermostat is preprogrammed and ready to go ! CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when ...
Owner's Manual
Page 4
... • 7-day program schedules maximize comfort and economy. • Armchair programming: Just pull thermostat from the wall to set schedules. • EnergyStar® compliant to greatly reduce your new thermostat Congratulations! It has been designed to give you know when to replace filters and batteries. ...8226; Large touchscreen display with backlight is easy to -use thermostat. You've just purchased the world's most advanced, easy-to read-even in the dark. Operating Manual About your heating/cooling ...
... • 7-day program schedules maximize comfort and economy. • Armchair programming: Just pull thermostat from the wall to set schedules. • EnergyStar® compliant to greatly reduce your new thermostat Congratulations! It has been designed to give you know when to replace filters and batteries. ...8226; Large touchscreen display with backlight is easy to -use thermostat. You've just purchased the world's most advanced, easy-to read-even in the dark. Operating Manual About your heating/cooling ...
Owner's Manual
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... override the program schedule at 6 pm and go to do is pre-programmed and ready to Heat To change if needed: 1. Set clock...See page 6 2. RTH8500 Your new thermostat is set the time and day. Select system setting: Preset to go !
... override the program schedule at 6 pm and go to do is pre-programmed and ready to Heat To change if needed: 1. Set clock...See page 6 2. RTH8500 Your new thermostat is set the time and day. Select system setting: Preset to go !
Owner's Manual
Page 10
... locked out. Press the SYSTEM button to select, then press DONE. • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your thermostat was installed. Operating Manual System setting WED 70 FAN Inside AUTO SYSTEM HEAT 6:01... not appear, depending on the indoor temperature. • Off: Heating and cooling systems are off. • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat.
... locked out. Press the SYSTEM button to select, then press DONE. • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your thermostat was installed. Operating Manual System setting WED 70 FAN Inside AUTO SYSTEM HEAT 6:01... not appear, depending on the indoor temperature. • Off: Heating and cooling systems are off. • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat.
Owner's Manual
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Operating Manual EnergyStar® settings for maximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00 am) Return (6:00 pm) Sleep (10:00 pm) ...
Operating Manual EnergyStar® settings for maximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00 am) Return (6:00 pm) Sleep (10:00 pm) ...
Owner's Manual
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... to 6 am , so the temperature is 70° by the time you set to Auto, the thermostat automatically selects heating or cooling depending on screen. The thermostat will come on the same day. Compressor Protection: This feature forces the compressor to wait a few minutes ...is set . During the wait time, the message "Wait" is displayed on the indoor temperature. Special features RTH8500 Smart Response® Technology: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to reach programmed temperature settings, so the temperature...
... to 6 am , so the temperature is 70° by the time you set to Auto, the thermostat automatically selects heating or cooling depending on screen. The thermostat will come on the same day. Compressor Protection: This feature forces the compressor to wait a few minutes ...is set . During the wait time, the message "Wait" is displayed on the indoor temperature. Special features RTH8500 Smart Response® Technology: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to reach programmed temperature settings, so the temperature...
Owner's Manual
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..., or press SCREEN again if you require more time for 30 seconds so you can clean the screen without changing any liquid directly on the thermostat. Use water or household glass cleaner. The screen will remain locked for cleaning. 30 OK TO CLEAN SCREEN Note: Do not spray any settings. Avoid...
..., or press SCREEN again if you require more time for 30 seconds so you can clean the screen without changing any liquid directly on the thermostat. Use water or household glass cleaner. The screen will remain locked for cleaning. 30 OK TO CLEAN SCREEN Note: Do not spray any settings. Avoid...
Owner's Manual
Page 20
Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove fom wallplate Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing. The warning flashes about 30 days before leaving home for more than a month. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Grasp thermostat and pull to run on AC power when installed. Insert 3 fresh AAA alkaline batteries 18
Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove fom wallplate Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing. The warning flashes about 30 days before leaving home for more than a month. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Grasp thermostat and pull to run on AC power when installed. Insert 3 fresh AAA alkaline batteries 18
Owner's Manual
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... at heating & cooling system is on lower • This button will remain blank unless the furnace filter change right of difficulty RTH8500 If you have difficulty with your Installation Guide). In case of screen is reminder is battery powered, make sure fresh AAA alkaline batteries... are correctly installed (see System Setup in your thermostat, please try the following suggestions. Most problems can be corrected quickly and easily. Button on . • Make sure furnace door is closed...
... at heating & cooling system is on lower • This button will remain blank unless the furnace filter change right of difficulty RTH8500 If you have difficulty with your Installation Guide). In case of screen is reminder is battery powered, make sure fresh AAA alkaline batteries... are correctly installed (see System Setup in your thermostat, please try the following suggestions. Most problems can be corrected quickly and easily. Button on . • Make sure furnace door is closed...