Honeywell Thermostat RTH8500 Operating Manual

Operating Programmable Thermostat CAREFUL Never use sharp instruments such as a pencil pen to press touchscreen keys To prevent damage to the always press keys with your fingertip Remove wallplate from the thermostat and see the label on back of the thermostat for model number thermostat contains a Lithium battery which may contain Perchlorate material Material handling may apply www dtsc ca gov hazardouswaste perchlorate Help assistance with this product please visit http yourhome honeywell com call Honeywell Customer Care toll free at 1 800 468 1502 and save these instructions Patent No 6,595,430 7,114,554 7,274,972 7,225,054 D520,386 and other patents pending 2013 Honeywell International Inc All rights reserved U S Registered Trademark of contents your new thermostat Appendices features 2 at a glance 3 reference to controls 4 reference to status display 5 replacement assistance 18 case of difficulty 19 warranty 21 Operation setting 6 setting 7 setting 8 program schedules 9 schedule overrides 12 hold 14 cleaning 15 filter reminder 16 features 17 thermostat is ready to go new thermostat is pre and ready to go page 3 to check settings EQUIPMENT DAMAGE To prevent possible damage do not operate system when outdoor is below 50 10 Manual your new thermostat You just purchased the world most advanced easy to use thermo It has been designed to give you many years of reliable service and touchscreen control 7 day program schedules maximize comfort and economy Armchair programming Just pull thermostat from the wall to set schedules One touch temp control overrides program schedule at any time Precise comfort control keeps temperature within 1 of the level you set Change check reminders let you know when to replace filters and batteries Large touchscreen display with backlight is easy to read in the dark your new thermostat thermostat is ready to go new thermostat is pre programmed and ready to go All you have to do is set the and day Then check the settings below and change if needed Set clock See page 6 Select fan setting Preset to Auto To change see page 7 Select system setting Preset to Heat To change see page 8 Program schedules Preset to energy saving levels you at work or asleep assumes you at 6 am leave at 8 am return at 6 pm go to bed at 10 pm To change see pages 10 13 TEMP CONTROL You can override the program schedule at any time and adjust the temperature see pages 12 14 Manual reference to controls day s to set program schedule see page 11 to select fan see page 7 to select system see page 8 to set program see page 11 TO PICK MULTIPLE DAYS To SCREEN to adjust settings pages 11 14 for more options models only to override schedule pages 12 14 to set clock page 6 to lock keypad for 30 to clean screen page 17 reference to status display inside temperature day of week setting setting setting time To SCREEN schedule on not display off Response in effect page 15 display messages Cool On Cooling system is activated Heat On Heating system is activated Aux Heat On Auxiliary heating system is activated pump systems only set the current time display press CLOCK press s or t to adjust the time Press and s or t to advance the time more quickly DONE to save exit or press CANCEL to without changing the time The real time clock should never require since it automatically updates for daylight time and stores all date time information To change the current week day display see see Setup in your Installation Guide Manual setting CLOCK To70 SCREEN time then press DONE To70 FAN to select fan operation then press On Fan is always on Auto Fan runs only when the heating or system is on setting To70 SCREEN FAN Manual setting To70 SCREEN The Auto and Em Heat settings may not depending on how your was installed the SYSTEM button to select then press Heat Thermostat controls only the heating Cool Thermostat controls only the cooling Auto Thermostat automatically selects or cooling depending on the indoor Off Heating and cooling systems are off Em Heat only for heat pumps with heat Thermostat controls and Auxiliary Heat is locked out money by setting program schedules easy to program your system for maximum energy savings You can program four time each day with different settings for weekdays and weekends to the time you awaken and the temperature you want the morning until you leave for the day to the time you leave home and the temperature you while you are away usually an energy saving level to the time you return home and the temperature you during the evening until bedtime to the time you go to bed and the temperature you want usually an energy saving level am am pm pm Manual saving settings for maximum cost savings thermostat is pre set to use energy saving program settings We recommend these since they can reduce your heating cooling expenses See next page to adjust and temperatures of each time period am am pm pm Mon Fri Mon Fri Sat Sun Sat Sun cancel period cancel period cancel period cancel period adjust program schedules To70 To70 SCHED EDIT SCREEN