Honeywell RCT8101 User manual

Operating
Manual
RCT8101
Touchscreen Programmable Thermostat
69-2453ES-03

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For assistance with this product please visit http://yourhome.honeywell.com
or call Honeywell Customer Care toll-free at 1-800-468-1502
® U.S. Registered Trademark. Patents pending.
US Patent No. 6,595,430; 7,114,554; 7,274,972; 7,225,054 and other patents pending
Copyright © 2013 Honeywell International Inc. All rights reserved.
CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not
operate cooling system when outdoor temperature is below 50°F (10°C).
This manual covers the RCT8101 model.
(Pull thermostat from wallplate and turn over to find model number)
This thermostat contains a Lithium battery which may contain Perchlorate material.
Perchlorate Material—special handling may apply,
See www.dtsc.ca.gov/hazardouswaste/perchlorate

RCT8101
1 69-2453ES—03
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 program schedules ........................... 9
Program schedule overrides ..................... 12
Auto Changeover ...................................... 14
Furnace filter reminder.............................. 15
Special features ........................................ 16
Appendices
Battery replacement.................................. 17
In case of difficulty .................................... 18
Limited warranty........................................ 20
This thermostat is ready to go!
Your new thermostat is pre-programmed
and ready to go.
See page 3 to check settings.
Table of contents

Operating Manual
69-2453ES—03 2
About your new thermostat
Congratulations! You’ve just purchased the world’s most advanced, easy-to-use thermo-
stat. It has been designed to give you many years of reliable service and climate control.
Features
• Largetouchscreendisplaywithbacklightiseasytoread—eveninthedark.
• Dailyprogramschedulesmaximizecomfortandeconomy.
• One-touchtempcontroloverridesprogramscheduleatanytime.
• Precisecomfortcontrolkeepstemperaturewithin1°Fofthelevelyouset.
• Change/checkreminderletsyouknowwhentoreplacefurnacefilter.
2

RCT8101
3 69-2453ES—03
This thermostat is ready to go!
Your new thermostat is pre-programmed and ready to go. All you have to do is set the
time and day. Then check the settings below and change if needed:
1. Set clock ................................................................................................See page 6
2. Select fan setting: Preset to Auto .......................................To change, see page 7
3. Select system setting: Preset to Heat ................................To change, see page 8
4. Program schedules: Preset to energy-saving levels
while you’re at work or asleep (assumes you wake at
6 am, leave at 8 am, return at 6 pm and go to bed
at 10 pm)....................................................................... To change, see pages 9–11
ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and
manually adjust the temperature (see pages 12–13).

Operating Manual
69-2453ES—03 4
Quick reference to controls
M27525
Mon
System & FanScheduleClock & Mode
System
Cool Fan Auto
Set To
Heat On
Recovery
AM
75
75
6:01
Arrow keys
Press to adjust temperature (see pages 11–13), or to make selections from screen menus.
Clock & More
Press to set clock (see
page 6) or furnace
filter reminder.
Schedule
Press to set program schedule (see pages 10–11).
System & Fan
Press to select fan
operation (see page
7) or system (see
page 8).

RCT8101
5 69-2453ES—03
Quick reference to status display
Mon
System & FanSchedule Clock & Mode
M27526
System
CoolFan Auto
Set To
Heat On
Recovery
AM
75
75
6:01
Current day of week
Smart Response®
Technology in
effect (see
page 17)
Current inside temperature Current time
Temperature
setting
System setting
(see page 8) Fan setting
(see page 7)
Other display messages:
• Cool On: Cooling system is activated
• Heat On: Heating system is activated
• Aux Heat On:Auxiliaryheatingsystemis
activated (heat pump systems only)

Operating Manual
69-2453ES—03 6
M27528
Go BackDone
MON
AM
6:01
M27527
System & FanSchedule Clock & Mode
Clock setting
To set the current time display, press CLOCK,
then press s or tto adjust the time. Press
and hold s or tto advance the time more
quickly.
Press DONEtosave&exit(orpressGO BACK
toexitwithoutchangingthetime).
Note: The real-time clock should never
require adjustment since it automatically
updates for daylight savings time, and stores
all date/time information.
Note: To change the current week
day display, see System Setup in your
Installation Guide.
Press CLOCK
Adjust time, then press DONE

RCT8101
7 69-2453ES—03
M27527
System & FanSchedule Clock & Mode
Fan setting
Press SYSTEM & FAN, then FAN to select fan
operation:
• On: Fan is always on.
• Auto: Fan runs only when the heating or
cooling system is on.
Press SYSTEM & FAN
Press FAN to select mode, then press DONE
M27529
System Fan Done
System
HeatFan Auto

Operating Manual
69-2453ES—03 8
M27527
System & FanSchedule Clock & Mode
System setting
Follow steps at left to select system:
• Heat: Thermostat controls only the heating
system.
• Cool: Thermostat controls only the cooling
system.
• Auto: Thermostat automatically selects heating
or cooling depending on the indoor temperature.
• Off: All systems are off.
• Em Heat(onlyforheatpumpswithauxiliary
heat): Thermostat controls Emergency and
AuxiliaryHeat.Compressorislockedout.
Note: The Auto and Em Heat system settings may not
Press SYSTEM & FAN
Press SYSTEM to select mode,
then press DONE
appear, depending on how your thermostat
was installed.
M27529
System Fan Done
System
HeatFan Auto