Aprilaire 8910 Thermostat User Manual

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Home Comfort Control  
Model 8910  
RꢁaD aꢄD saVꢁ THꢁsꢁ IꢄsTRuCTIꢂꢄs  
Safety &  
Installation  
Instructions  
Tabꢀꢁ ꢂꢃ CꢂꢄTꢁꢄTs  
IꢄsTaꢀꢀaTIꢂꢄ  
PꢂWꢁR & RꢁsꢁT ꢂPTIꢂꢄs  
Thermostat installation location recommendations . 2  
Power and reset options . . . . . . . . . . .  
10  
Thermostat mounting . . . . . . . . . . . . .  
Equipment control module installation location  
recommendations . . . . . . . . . . . . . .  
Equipment control module mounting . . . . . .  
Thermostat wiring . . . . . . . . . . . . . .  
Remote temperature sensor (optional) . . . . . .  
Equipment control module wiring . . . . . . . .  
Outdoor temperature sensor . . . . . . . . . .  
2
sꢁTuP & TꢁsTIꢄg  
2
2
3
3
4
5
Equipment type selection switch (SW1) . . . . . 11  
Installer setup menu . . . . . . . . . . . .  
Change system settings . . . . . . . . . . .  
HVAC installer system settings table . . . . . 12-13  
Indoor Air Quality system settings tables . . . . 14  
Air cleaning sytem settings table . . . . . . 14  
11  
11  
Optional wireless outdoor temperature sensor . . 5  
Return air temperature sensor (optional) . . . . . 6  
Humidifier system settings table . . . . . . .  
Dehumidifier system settings table . . . . . .  
Ventilation system settings table . . . . . . .  
System test menu . . . . . . . . . . . .  
System test tables . . . . . . . . . . . .  
14  
15  
16  
17-18  
18-20  
Leaving air temperature sensor (optional) . . . .  
6
HVaC WIRIꢄg DIagRaMs  
Conventional heat/cool single transformer . . . .  
7
Conventional heat/cool two transformer . . . . . 7  
RꢁꢃꢁRꢁꢄCꢁs  
Heat pump single transformer . . . . . . . . .  
Heat pump two transformer . . . . . . . . . .  
8
8
Quick reference to controls & display . . . . . 21-22  
Troubleshooting . . . . . . . . . . . . .  
Error codes . . . . . . . . . . . . . . . .  
22-23  
23  
IꢄDꢂꢂR aIR QuaꢀITy WIRIꢄg DIagRaMs  
Home Comfort Control features . . . . . . . . 23  
Specifications . . . . . . . . . . . . . . . 24  
Indoor Air Quality wiring with separate transformers . 9  
Indoor Air Quality wiring with a single transformer . . 9  
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Nylonꢀwireꢀtiesꢀcanꢀbeꢀusedꢀ  
       
                                             
                                             
                                             
                                                                                          
                                                                                          
IꢄsTaꢀꢀaTIꢂꢄ  
IꢄsTaꢀꢀaTIꢂꢄ  
THꢁRMꢂsTaT IꢄsTaꢀꢀaTIꢂꢄ ꢀꢂCaTIꢂꢄ RꢁCꢂMMꢁꢄDaTIꢂꢄs  
THꢁRMꢂsTaT WIRIꢄg  
Thermoꢅtꢆt ꢅhoꢇld ꢈe moꢇnted:  
Do not moꢇnt thermoꢅtꢆt:  
Wire ꢅpecificꢆtionꢅ:  
•ꢀ  
•ꢀ  
•ꢀ  
•ꢀ  
Onꢀanꢀinteriorꢀwall,ꢀinꢀaꢀfrequentlyꢀoccupiedꢀspace.  
Approximatelyꢀ5‘ꢀaboveꢀfloor.  
•ꢀ  
•ꢀ  
18-24 gauge thermostat wire  
Inꢅtꢆllꢆtion noteꢅ:  
appliances that give off heat  
Atꢀleastꢀ18”ꢀfromꢀoutsideꢀwall.  
1
2
3
T1 T2  
•ꢀ  
Thermostatꢀcanꢀbeꢀmountedꢀtoꢀaꢀverticalꢀjunctionꢀbox.  
and re-tighten  
outside doors  
Pushꢀtheꢀexcessꢀwireꢀbackꢀintoꢀtheꢀopeningꢀandꢀplugꢀtheꢀwallꢀopeningꢀtoꢀpreventꢀdrafts.  
1
2
– Connection to terminal 1 at equipment control module  
– Connection to terminal 2 at equipment control module  
THꢁRMꢂsTaT MꢂuꢄTIꢄg  
1
2
3
Remove the rear mounting plate from the thermostat  
3 – Connection to terminal 3 at equipment control module  
T1 & T2 – Remote temperature sensor (optional)  
Pull wires through the opening on the back of the thermostat  
Position and level the mounting plate of the thermostat on  
wall and mark the hole locations with a pencil  
RꢁMꢂTꢁ TꢁMPꢁRaTuRꢁ sꢁꢄsꢂR (ꢂPTIꢂꢄaꢀ)  
4
5
6
.ꢀ  
Drillꢀ1/4”ꢀholesꢀandꢀinsertꢀsuppliedꢀanchorsꢀ(drywallꢀonly).  
Placeꢀmountingꢀplateꢀoverꢀanchors,ꢀinsertꢀandꢀtightenꢀscrews.  
A remote temperature sensor can be used if the thermostat is to be mounted in a concealed location A 8051 flush  
mount or 8053 surface mount remote temperature sensor can be attached to the T1 and T2 terminals and mounted  
inꢀaꢀrecommendedꢀarea.ꢀTheꢀremoteꢀsensorꢀmustꢀbeꢀenabledꢀinꢀtheꢀinstallerꢀset-upꢀmenu,ꢀandꢀonceꢀenabledꢀwillꢀ  
override the thermostat’s internal temperature sensor  
.ꢀ  
Seal wire entry holes to prevent drafts affecting temperature  
readings  
Remote temperꢆtꢇre ꢅenꢅor ꢅhoꢇld ꢈe  
moꢇnted:  
QuIPMꢁꢄT CꢂꢄTRꢂꢀ MꢂDuꢀꢁ IꢄsTaꢀꢀaTIꢂꢄ ꢀꢂCaTIꢂꢄ RꢁCꢂMMꢁꢄDaTIꢂꢄs  
space  
ote:ꢀInstallerꢀmustꢀtouchꢀaꢀgroundedꢀmetalꢀobjectꢀbeforeꢀhandlingꢀtheꢀEquipmentꢀControlꢀModuleꢀtoꢀavoidꢀpotentialꢀ  
loss of programs due to electrical discharge  
qꢇipment control modꢇle ꢅhoꢇld ꢈe moꢇnted:  
Inꢀaꢀlocationꢀwhereꢀtheꢀtemperatureꢀwillꢀnotꢀexceedꢀ  
•ꢀ  
•ꢀ  
Do not moꢇnt eqꢇipment control modꢇle:  
•ꢀ OnꢀfoundationꢀwallsꢀorꢀonꢀtheꢀHVACꢀequipmentꢀorꢀ  
1
40°F (60°C) or drop below 32°F (0°C)  
ductwork These locations can cause moisture to  
condense on the equipment control module  
Do not moꢇnt remote ꢅenꢅor:  
spaces  
QuIPMꢁꢄT CꢂꢄTRꢂꢀ MꢂDuꢀꢁ MꢂuꢄTIꢄg  
The Equipment Control Module has the following features to simplify mounting and wiring and provide for a clean  
and neat installation  
other appliances that give off heat  
1
2
3
T1 T2  
Sixꢀ(6)ꢀmountingꢀholes.ꢀOneꢀonꢀeachꢀcornerꢀandꢀtwoꢀcenteredꢀtopꢀandꢀbottom.ꢀAnyꢀcombinationꢀofꢀtheseꢀholesꢀmayꢀ  
be utilized Mount the Equipment Control Module using 2 to 4 #8 screws appropriate for the mounting surface  
substrate (See ꢃiꢉꢇre 2 )  
or near outside doors  
Wiresꢀcanꢀbeꢀroutedꢀthroughꢀ  
theꢀtop,ꢀbottom,ꢀsidesꢀorꢀback.  
to secure wires in 10 places  
Inꢅtꢆllꢆtion stepꢅ  
1
2
Select mounting location  
Pull from bottom to remove  
front cover (See ꢃiꢉꢇre 1 )  
3
Mount base using 2 to 4 #8  
screws (field supplied)  
iꢉꢇre 1  
ꢃiꢉꢇre 2  
2
3
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Useꢀzipꢀtieꢀtoꢀrouteꢀwiringꢀthroughꢀtheꢀwiringꢀ  
Forꢀinstallationsꢀwhereꢀitꢀisꢀdifficultꢀtoꢀwireꢀtheꢀincludedꢀ8052ꢀoutdoorꢀtemperatureꢀsensor,ꢀaꢀModelꢀ8056ꢀwirelessꢀ  
outdoorꢀtemperatureꢀmoduleꢀcanꢀbeꢀused.ꢀTheꢀModelꢀ8056ꢀmoduleꢀhasꢀtwoꢀradioꢀunits,ꢀoneꢀthatꢀisꢀplacedꢀonꢀtheꢀ  
equipmentꢀcontrolꢀmoduleꢀasꢀshownꢀbelow,ꢀandꢀaꢀsecondꢀradioꢀthatꢀisꢀplacedꢀoutside.ꢀSeeꢀtheꢀModelꢀ8056ꢀInstallationꢀ  
Instructions for detailed directions regarding installation  
                                                                                         
                                                                                         
                                                                                         
                                                                                         
IꢄsTaꢀꢀaTIꢂꢄ  
IꢄsTaꢀꢀaTIꢂꢄ  
QuIPMꢁꢄT CꢂꢄTRꢂꢀ MꢂDuꢀꢁ WIRIꢄg  
ꢂuTDꢂꢂR TꢁMPꢁRaTuRꢁ sꢁꢄsꢂR  
Outdoor temperature can be measured by installing an 8052 sensor (included) to the ODT terminals and enabling the  
outdoorꢀsensorꢀinꢀtheꢀinstallerꢀset-upꢀmenu.ꢀWhenꢀanꢀoutdoorꢀsensorꢀisꢀinstalled,ꢀtheꢀfeaturesꢀbelowꢀwillꢀbeꢀenabled.  
In heꢆt pꢇmp mode the oꢇtdoor temperꢆtꢇre ꢅenꢅor cꢆn ꢈe ꢇꢅed to efficientlꢊ ꢇtilize ꢆn ꢆir ꢅoꢇrce heꢆt pꢇmp:  
WhenꢀtheꢀoutdoorꢀtemperatureꢀisꢀlessꢀthanꢀtheꢀLowꢀBalanceꢀPoint,ꢀtheꢀheatꢀpumpꢀwillꢀbeꢀlockedꢀoutꢀandꢀonlyꢀ  
auxiliaryꢀheatingꢀwillꢀbeꢀused.ꢀ  
only the heat pump will be used to provide heating  
Indoor air Qꢇꢆlitꢊ fꢇnctionꢅ cꢆn ꢇꢅe the oꢇtdoor temperꢆtꢇre ꢅenꢅor to:  
•ꢀ  
•ꢀ  
•ꢀ  
•ꢀ  
ꢇtdoor temperꢆtꢇre ꢅenꢅor ꢅhoꢇld  
e moꢇnted:  
(
condensing lines  
Wire ꢅpecificꢆtionꢅ:  
8-24 gauge thermostat wire  
C – 24VAC common  
1
R – 24VAC  
RC – 24VAC Cooling  
Inꢅtꢆllꢆtion noteꢅ:  
RH – 24VAC Heating  
EnsureꢀpowerꢀatꢀtheꢀHVACꢀequipmentꢀisꢀoff.ꢀ  
Wꢀ–ꢀFirstꢀstageꢀheatꢀ(conventional)/auxiliaryꢀ(heatꢀpump)  
Loosenꢀscrewꢀterminals,ꢀinsertꢀstrippedꢀwireꢀ  
PTIꢂꢄaꢀ WIRꢁꢀꢁss ꢂuTDꢂꢂR TꢁMPꢁRaTuRꢁ sꢁꢄsꢂR  
W2ꢀ–ꢀSecondꢀstageꢀheatꢀ(conventional)/ꢀauxiliaryꢀ(heatꢀ  
pump)  
and re-tighten  
W3/b – Third stage heat (conventional)/reversing valve  
channels  
(
heat pump)  
y – First stage cooling (conventional)/first stage compressor  
heat pump)  
1
2
3
– Connection to terminal 1 at thermostat  
– Connection to terminal 2 at thermostat  
– Connection to terminal 3 at thermostat  
(
y2 – Second stage cooling (conventional)/second stage  
compressor (heat pump)  
ꢇtdoor senꢅor  
RaT – Return air temperature sensor (optional)  
aT – Leaving air temperature sensor (optional)  
DT – Outdoor temperature sensor (optional)  
y3/0 – Third stage cooling (conventional)/reversing valve  
(
heat pump)  
g – Fan  
– System fault indicator (heat pump only) (optional)  
CꢁQ  24VAC common from heat pump for system fault  
indicator (optional)  
HuM – Humidifier  
DHno & DHcomꢀ–ꢀNormallyꢀopenꢀdehumidifierꢀcontrol  
DHnc & DHcomꢀ–ꢀNormallyꢀclosedꢀdehumidifierꢀcontrol  
VꢁꢄT – Ventilation  
aC – Electronic Air Cleaner  
4
5
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1
.ꢀ  
       
LocateꢀtheꢀAprilaireꢀModelꢀ8052ꢀsensorꢀinꢀtheꢀsupplyꢀtrunk,ꢀafterꢀtheꢀheatꢀexchangerꢀandꢀcoolingꢀcoils.ꢀ(Seeꢀ  
shaded areas in figure below )  
IꢄsTaꢀꢀaTIꢂꢄ  
HVaC WIRIꢄg DIagRaMs  
RꢁTuRꢄ aIR TꢁMPꢁRaTuRꢁ sꢁꢄsꢂR (ꢂPTIꢂꢄaꢀ)  
CꢂꢄVꢁꢄTIꢂꢄaꢀ HꢁaT/Cꢂꢂꢀ sIꢄgꢀꢁ TRaꢄsꢃꢂRMꢁR (usꢁ JuMPꢁR)  
Return air temperature can be measured by attaching an 8052 sensor to the RAT terminals The return sensor must  
be enabled in the installer set-up menu The return air temperature sensor provides protection in the event that the  
equipmentꢀcontrolꢀmoduleꢀlosesꢀconnectionꢀwithꢀtheꢀthermostat.ꢀInꢀtheꢀeventꢀthatꢀtheꢀthermostatꢀconnectionꢀisꢀlost,ꢀ  
the equipment control module will use the return air temperature sensor to maintain a temperature greater than 40°F  
and less than 100°F  
C
TRANSFORMER  
R
1
1
Locate the Aprilaire Model 8052 sensor  
in the return trunk  
RC  
RH  
2
3
THERMOSTAT  
2
Mount the sensor according to the  
installation instructions provided with  
the sensor  
HC HP  
W
W
1st HEATING  
3
Wire the sensor to the equipment  
control module RAT terminals  
W2 W2  
2
nd HEATING  
W3  
B
3
rd HEATING  
Y
Y
1st COMPRESSOR  
Y2  
Y2  
2
3
nd COMPRESSOR  
Y3  
G
O
G
L
nd COMPRESSOR  
FAN  
C
EQ  
CꢂꢄVꢁꢄTIꢂꢄaꢀ HꢁaT/Cꢂꢂꢀ TWꢂ TRaꢄsꢃꢂRMꢁR (RꢁMꢂVꢁ JuMPꢁR)  
ꢁaVIꢄg aIR TꢁMPꢁRaTuRꢁ sꢁꢄsꢂR (ꢂPTIꢂꢄaꢀ)  
Leaving air temperature can be measured by attaching an 8052 sensor to the LAT terminals The leaving air  
temperature sensor measurement is displayed during the installer test for diagnostic purposes  
IMPꢂRTaꢄT  
TRANSFORMER  
1
C
R
Doꢀnotꢀmountꢀtheꢀsensorꢀinꢀdirectꢀline-of-sightꢀofꢀtheꢀheatꢀexchanger,ꢀcoolingꢀcoils,ꢀorꢀUVꢀlightsꢀasꢀthisꢀmayꢀcauseꢀ  
the sensor to report false temperature readings  
1
COOLING TRANSFORMER  
RC  
RH  
2
3
THERMOSTAT  
HEATING TRANSFORMER  
2
3
Mount the sensor according to the installation instructions provided with the sensor  
Wire the sensor to the equipment control module LAT terminals  
HC HP  
W
W
1st HEATING  
W2 W2  
2nd HEATING  
1
R and C can be  
W3  
B
powered from the  
HVAC equipment  
transformer or any  
other constantly  
powered 24VAC  
source.  
Y
Y
1
st COMPRESSOR  
nd COMPRESSOR  
rd COMPRESSOR  
FAN  
Y2  
Y2  
2
LOCATE  
SENSORꢀ  
INꢀSHADEDꢀ  
AREA  
Y3  
G
O
G
L
3
C
EQ  
6
7
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HVaC WIRIꢄg DIagRaMs  
IꢄDꢂꢂR aIR QuaꢀITy WIRIꢄg DIagRaMs  
HꢁaT PuMP sIꢄgꢀꢁ TRaꢄsꢃꢂRMꢁR (usꢁ JuMPꢁR WIRꢁ)  
IꢄDꢂꢂR aIR QuaꢀITy WIRIꢄg WITH sꢁPaRaTꢁ TRaꢄsꢃꢂRMꢁRs  
TRANSFORMER  
C
HUMIDIFIER  
HUM  
R
1
RC  
HEAT PUMP TRANSFORMER  
2
THERMOSTAT  
RH  
3
DHno  
DEHUMIDIFIER  
HC HP  
W
W
1
st HEATING  
nd HEATING  
REVERSING VALVE  
st COMPRESSOR  
nd COMPRESSOR  
DHcom  
DHnc  
W2 W2  
2
W3  
B
TRANSFORMER  
TRANSFORMER  
NORMALLY  
Y
Y
Y2  
O
1
CLOSED DAMPER  
VNT  
EAC  
Y2  
Y3  
2
REVERSING VALVE  
FAN  
PILOT RELAY FOR  
G
G
L
1
20 VAC TO EAC  
FAULT DETECT  
C
EQ  
ote: Outputs are 24VAC dry contact Please see individual product installation instructions for more details  
HꢁaT PuMP TWꢂ TRaꢄsꢃꢂRMꢁR (RꢁMꢂVꢁ JuMPꢁR WIRꢁ)  
IꢄDꢂꢂR aIR QuaꢀITy WIRIꢄg WITH a sIꢄgꢀꢁ TRaꢄsꢃꢂRMꢁR  
1
TRANSFORMER  
C
HUMIDIFIER  
R
1
TRANSFORMER  
HUM  
HEAT PUMP TRANSFORMER  
RC  
RH  
2
3
THERMOSTAT  
HEATING TRANSFORMER  
DHno  
DEHUMIDIFIER  
8120 DAMPER  
HC HP  
W
W
1
st HEATING  
nd HEATING  
REVERSING VALVE  
st COMPRESSOR  
nd COMPRESSOR  
DHcom  
DHnc  
W2 W2  
2
1
R and C can be  
W3  
B
powered from the  
HVAC equipment  
transformer or any  
other constantly  
powered 24VAC  
source.  
Y
Y
1
VNT  
EAC  
Y2  
Y2  
2
Y3  
G
O
G
L
REVERSING VALVE  
FAN  
PILOT RELAY FOR  
120 VAC TO EAC  
FAULT DETECT  
C
EQ  
ote: Outputs are 24VAC dry contact Please see individual product installation instructions for more details  
8
9
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PꢂWꢁR & RꢁsꢁT ꢂPTIꢂꢄs  
sꢁTuP & TꢁsTIꢄg  
The equipment control module is powered from  
QuIPMꢁꢄT TyPꢁ sꢁꢀꢁCTIꢂꢄ sWITCH (sW1)  
2
4VAC The thermostat is powered from the equipment  
RESET  
BUTTON  
interface module and has a battery back-up option for  
the clock  
This Home Comfort Control has the option of being used  
in heat pump or heat/cool systems Switch SW1 located  
on the back of the thermostat’s face is used to select this  
option This setting is displayed in the Installer System  
Settings under Equipment Type  
sW1  
HEAT/COOL  
HEATꢀPUMP  
HC  
HP  
The thermostat has a memory backup that saves the  
thermostat settings in case of a power interruption  
The system settings will be retained but the clock will  
reset after 90 seconds with no battery or equipment  
control module power  
ote: Home Comfort Control reboots within 10 seconds  
after switch position is changed  
HC  
HP  
The reset button located under the battery cover can  
be used to reset the thermostat to factory defaults The  
system settings will also be reset to default  
IꢄsTaꢀꢀꢁR sꢁTuP Mꢁꢄu  
HꢂW Tꢂ ꢁꢄTꢁR THꢁ IꢄsTaꢀꢀꢁR sꢁTuP Mꢁꢄu aꢄD sꢁꢀꢁCT ꢁQuIPMꢁꢄT Tꢂ sꢁTuP:  
InꢀtheꢀInstallerꢀSetup,ꢀHVACꢀorꢀIndoorꢀAirꢀQualityꢀsetupꢀcanꢀbeꢀselected.ꢀIfꢀIndoorꢀAirꢀQualityꢀsetupꢀisꢀselected,ꢀtheꢀ  
userꢀcanꢀthenꢀselectꢀtoꢀsetꢀupꢀAirꢀCleaning,ꢀHumidification,ꢀDehumidificationꢀorꢀVentilation.  
Preꢅꢅ [MꢂDꢁ] to set system to OFF  
Preꢅꢅ [Mꢁꢄu] to enter main menu  
Preꢅꢅ  
or  
ꢀtoꢀadjustꢀtheꢀoption.ꢀ  
Preꢅꢅ [Mꢁꢄu]ꢀtoꢀexit.  
Preꢅꢅ ꢆnd hold [sꢁTuP]ꢀforꢀsevenꢀseconds,ꢀ[IꢄsTaꢀꢀ  
sꢁTuP] appears  
Preꢅꢅ [ꢄꢁXT] to select option  
IfꢀIAQꢀ(IndoorꢀAirꢀQuality)ꢀwasꢀselected,ꢀPreꢅꢅ  
or  
Preꢅꢅ [IꢄsTaꢀꢀ sꢁTuP] to enter installer setup menu  
ꢀtoꢀadjustꢀtheꢀOutdoorꢀSensorꢀsettingꢀorꢀIAQꢀ(Indoorꢀ  
Air Quality) option  
Preꢅꢅ [ꢄꢁXT] to select Outdoor Sensor setting or IAQ  
(
Indoor Air Quality) option  
System Settings can now be changed  
CHaꢄgꢁ sysTꢁM sꢁTTIꢄgs  
Preꢅꢅ [ꢄꢁXT] or [baCK] to page through the settings  
SETTINGꢀ  
DESCRIPTION  
SETTINGꢀ  
NUMBER  
Preꢅꢅ  
or  
ꢀtoꢀadjustꢀtheꢀsetting.ꢀ  
SETTINGꢀ  
OPTIONS  
Preꢅꢅ [Dꢂꢄꢁ]ꢀtoꢀsaveꢀandꢀexit,ꢀorꢀ[CaꢄCꢁꢀ]ꢀtoꢀexitꢀ  
without saving  
Theꢀthermostatꢀwillꢀdiscardꢀchangesꢀandꢀexitꢀifꢀnothingꢀ  
is pressed within 60 seconds  
Toꢀresetꢀtheꢀinstallerꢀsettingsꢀtoꢀtheꢀdefault,ꢀresetꢀ  
the thermostat by pressing the [RꢁsꢁT] button for 5  
seconds  
1
0
11  
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7.ꢀE  
         
         
xtendedꢀFanꢀ–ꢀCool  
Diꢅꢆꢈle  
Enableꢀ(90ꢀsecondꢀextension)  
                                                                                                     
                                                                                                     
sꢁTuP & TꢁsTIꢄg  
sꢁTuP & TꢁsTIꢄg  
HVaC IꢄsTaꢀꢀꢁR sysTꢁM sꢁTTIꢄgs Tabꢀꢁ  
HVaC IꢄsTaꢀꢀꢁR sysTꢁM sꢁTTIꢄgs Tabꢀꢁ (CꢂꢄTIꢄuꢁD)  
The following table contains the system settings and their details Default settings are shown in ꢈold Some settings  
are only available dependent upon the value of other settings  
ꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
ꢆnd ꢅettinꢉ rꢆnꢉe  
1
2
2
9 Fourth Stage Differential 4th stage differential  
1°ꢃ (0.5°C)  
ꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
1
°F to 9°F (0 5°C to 4 5°C)  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
ꢆnd ꢅettinꢉ rꢆnꢉe  
0.ꢀ  
1.ꢀ  
EnablesꢀtheꢀHeatꢀBlastꢀfeature.  
Diꢅꢆꢈle  
Enable  
0
0 Equipment Type  
Equipment type set by SW1  
Heꢆt /Cool  
Heat Pump  
AmountꢀofꢀheatingꢀwhenꢀHeatꢀBlastꢀisꢀinitiated.  
Screen lockout level (Override lockout by holding  
3°ꢃ (2°C)  
0
1 Control Setup  
Usedꢀtoꢀlockoutꢀheatingꢀorꢀcoolingꢀoutputs.ꢀ(Onlyꢀ  
available in Heat/Cool mode )  
Heꢆt ꢆnd Cool  
Heat Only  
Cool Only  
3
°F to 5°F (2°C to 3°C)  
22 Screen Lockout  
ꢂff  
Part  
Full  
[
MENU]ꢀforꢀ7ꢀseconds.)  
0
2.ꢀN  
umberꢀofꢀStages  
uxꢀHeatꢀStages  
Numberꢀofꢀequipmentꢀstages.ꢀ(Threeꢀisꢀonlyꢀ  
ꢂne  
Two  
Three  
available in Heat/Cool mode )  
23 Partial Lockout Type  
Select lockout type (Only available when screen  
lockout is set to partial )  
ꢃꢆn/Mode/setpt  
Fan/Setpoints  
Setpoints Only  
0
0
0
3.ꢀA  
Numberꢀofꢀauxiliaryꢀheatꢀequipmentꢀstages.  
ꢂne  
Two  
2
4
4.ꢀ  
1.ꢀ  
Select temperature setpoint limits (Only available 3 deꢉreeꢅ  
when screen lockout is set to partial )  
0 to 20 degrees  
4 Temperature Scale  
Set the thermostat to Fahrenheit or Celsius mode  
ꢃꢆhrenheit  
Change In Lockout  
Celsius  
Select dehumidification setpoint limits (Only  
available when screen lockout is set to partial )  
5 Percent RH  
5 Heat/Cool: Fan Control  
in Heating  
Heat/Cool: Determines if the thermostat or  
equipment controls the fan in heating  
HeatꢀPump:ꢀAuxiliaryꢀEquipmentꢀtype.  
gꢆꢅ/ꢂil Heꢆt (equipment controls fan)  
Electric Heat (thermostat controls fan)  
Change In Lockout  
0 to 15 Percent RH  
HeatꢀPump:ꢀAuxiliaryꢀ  
Equipment Type  
25 Stage Rate  
Accumulation of equipment run time in equipment  
staging determination  
2
1ꢀtoꢀ5ꢀorꢀ“OFF”ꢀtoꢀignoreꢀaccumulatedꢀ  
1
5
= more rapid staging of equipment (comfort)  
= slower staging of equipment (economy)  
run time  
0
0
0
3
0
2
1
1
3
1
1
1
1
1
1
1
6.ꢀE  
xtendedꢀFanꢀ–ꢀHeat  
Extendsꢀfanꢀoperationꢀafterꢀheatꢀcallꢀends.  
Extendsꢀfanꢀoperationꢀafterꢀcoolꢀcallꢀends.  
Fieldꢀadjustmentꢀofꢀinternalꢀtemperatureꢀsensor.  
Diꢅꢆꢈle  
Enableꢀ(90ꢀsecondꢀextension)  
2
7 Progressive Recovery  
Enable or disable progressive recovery  
Disable  
nꢆꢈle  
2
8.ꢀ  
9.ꢀ  
Outdoor temperature low balance point (This  
option is only displayed if the outdoor sensor is  
enabled )  
20°ꢃ (-6°C)  
10°F to 50°F (-12°C to 9°C) or OFF to  
ignore  
8 Internal Temp Sensor  
Offset  
(no offset applied)  
-4°F to +4°F (-2°C to +2°C)  
5 Internal RH Sensor Offset FieldꢀadjustmentꢀofꢀinternalꢀRHꢀsensor.  
0 (no offset applied)  
2
Outdoor temperature high balance point (This  
option is only displayed if the outdoor sensor is  
enabled )  
65°ꢃ (18°C)  
40°F to 85°F(3°C to 18°C) or OFF to  
ignore  
-
5% to +5%  
9 Auto Changeover  
6 Deadband  
Enable or disable auto changeover mode  
Auto Changeover mode deadband  
Diꢅꢆꢈle  
Enable  
3
0 Program Format  
Select weekly program format  
7-Dꢆꢊꢀ(Mon,ꢀTue,ꢀWed,ꢀThu,ꢀFri,ꢀSat,ꢀSun)  
5/1/1ꢀ(weekdays,ꢀSaturdayꢀandꢀSunday)  
5/2 Weekdays (weekdays and weekends)  
Non-Prog  
3°ꢃ (2°C)  
2
°F to 9°F (1°C to 5°C)  
0 Remote Sensor  
1 Outdoor Sensor  
5 Return Sensor  
Select if remote sensor is attached  
Select if outdoor sensor is attached or not  
Select if return sensor is attached or not  
ꢄo  
Yes  
32 Events Per Day  
Numberꢀofꢀprogramꢀeventsꢀperꢀday.  
ꢃoꢇr  
Two  
ꢄo  
Yes  
33 Reset Service Reminders Clears the Change Air Filter and HVAC and  
Dehumidifier Service reminders if they are active  
and resets the start date to the current date  
Clears the Change Water Panel reminder if it is  
active.ꢀIfꢀtheꢀreminderꢀisꢀsetꢀtoꢀtimed,ꢀtheꢀclockꢀ  
will be reset  
ꢄo  
Yes  
ꢄo  
Yes  
2 Compressor Min Off Time Minimum off time for compressor protection  
5 minꢇteꢅ  
1
to 5 minutes  
3 Heating Min Off Time  
4 Equipment Min On Time  
5 Auto Changeover Time  
6 First Stage Differential  
Minimum off time for heating  
2 minꢇteꢅ  
to 5 minutes  
37 HVAC Service Reminder  
The period for displaying the “HVAC Service  
Reminder”ꢀmessage.  
ꢂff  
1
1ꢀtoꢀ12ꢀmonthsꢀorꢀ“Off”ꢀtoꢀdisable  
Minimum on time for heating and cooling  
Minimum time between heating and cooling calls  
1st stage differential  
2 minꢇteꢅ  
to 5 minutes  
38.ꢀ  
39.ꢀ  
Enableꢀconstant,ꢀlowꢀintensityꢀbacklightꢀwhenꢀ  
Diꢅꢆꢈle  
1
24VAC is present  
Enable  
4 minꢇteꢅ  
to 5 minutes  
Backlightꢀintensityꢀasꢀaꢀpercentageꢀofꢀfullꢀon.  
100 Percent  
0 to 100 Percent  
1
1°ꢃ (0.5°C)  
°F to 9°F (0 5°C to 4 5°C)  
40 Auto Daylight Savings  
Enable or disable auto daylight savings  
Off  
1
Mꢆrch (second Sunday in March to the  
firstꢀSundayꢀinꢀNovember)  
April (first Sunday in April to the last  
Sunday in October)  
7 Second Stage Differential 2nd stage differential  
8 Third Stage Differential 3rd stage differential  
1°ꢃ (0.5°C)  
°F to 9°F (0 5°C to 4 5°C)  
1
1°ꢃ (0.5°C)  
°F to 9°F (0 5°C to 4 5°C)  
1
1
2
13  
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sꢁTuP & TꢁsTIꢄg  
sꢁTuP & TꢁsTIꢄg  
IꢄDꢂꢂR aIR QuaꢀITy sysTꢁM sꢁTTIꢄgs Tabꢀꢁs  
Dehꢇmidifier sꢊꢅtem settinꢉꢅ Tꢆꢈle  
The following tables contain the Indoor Air Quality system settings and their details Default settings are shown in  
ꢃꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
ꢆnd ꢅettinꢉ rꢆnꢉe  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
old Some settings are only present dependent upon the value of other settings  
Dehumidifier Control  
Selectsꢀmethodꢀofꢀdehumidification.(Ifꢀsetꢀtoꢀnone,ꢀnoꢀ ꢄone (no dehumidification installed)  
Whole Home  
The use of an outdoor temperature sensor (recommended) enables additional Indoor Air Quality functionality If the  
outdoorꢀtemperatureꢀsensorꢀwasꢀnotꢀenabledꢀinꢀtheꢀHVACꢀsystemꢀsettings,ꢀHVACꢀsystemꢀsettingꢀ11,ꢀoutdoorꢀsensor,ꢀ  
will be presented prior to entering the Indoor Air Quality system settings  
other dehumidifier settings will be available )  
Air Conditioner  
Humidity Setpoint Deadband Select the minimum difference between the humidifier 10 Percent RH  
and dehumidifier setpoints (Only available if both a  
humidifier and dehumidifier are installed Available in  
both set-ups )  
10 to 20 Percent RH  
Please refer to the Model 8910 Owner’s Manual for further information about Home Comfort Control features  
air Cleꢆninꢉ sꢊꢅtem settinꢉꢅ Tꢆꢈle  
Lockout Dehumidifier During Selects if dehumidification is disabled during a cooling No  
ꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
Cooling  
Dehumidifier Forces Fan  
call  
yeꢅ  
No  
yeꢅ  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
ꢆnd ꢅettinꢉ rꢆnꢉe  
Select if dehumidification can turn on the fan  
Air Cleaner Installed  
Selectsꢀifꢀanꢀairꢀcleanerꢀisꢀinstalled.ꢀ(Ifꢀsetꢀtoꢀno,ꢀnoꢀotherꢀ  
air cleaning settings will be available )  
ꢄo  
Yes  
Dehumidifier Service  
Reminder  
Dehumidifier Overcooling  
Limit  
The period for displaying the “Dehum Service  
Reminder”ꢀmessage.  
ꢂff  
1ꢀtoꢀ12ꢀmonthsꢀorꢀ“Off”ꢀtoꢀdisable  
Change Air Filter Reminder Theꢀperiodꢀforꢀdisplayingꢀtheꢀ“ChangeꢀAirꢀFilter”ꢀmessage.ꢀ ꢂff  
1
ꢀtoꢀ12ꢀmonthsꢀorꢀ“Off”ꢀtoꢀdisable  
Selects the amount of overcooling that can occur for  
dehumidification (Only available if dehum control is  
set to air conditioner )  
Selects if dehumidification with the air conditioner  
is done in Vacation Mode (Only available if dehum  
control is set to air conditioner  
3°ꢃ (1.5°C)  
1°F to 3°F (0 5°C to 1 5°C)  
Hꢇmidifier sꢊꢅtem settinꢉꢅ Tꢆꢈle  
Dehumidify in Vacation  
Mode  
ꢄo  
Yes  
ꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
ꢆnd ꢅettinꢉ rꢆnꢉe  
Vacation Dehumidifier Low  
Temp Limit  
Sets the lowest temperature the air conditioner will  
cool to meet RH setpoint in Vacation Mode (Only  
available if dehum control is set to air conditioner )  
75°ꢃ (24°C)  
Humidifier Installed  
Selectsꢀifꢀaꢀhumidifierꢀisꢀinstalled.ꢀ(Ifꢀsetꢀtoꢀno,ꢀnoꢀotherꢀ  
ꢄo  
70°F to 85°F (21°C to 29°C)  
humidifier settings will be available )  
Yes  
Humidity Setpoint  
Deadband  
Select the minimum difference between the humidifier and 10 Percent RH  
dehumidifier setpoints (Only available if both a humidifier 10 to 20 Percent RH  
and dehumidifier are installed Available in both set-ups )  
ote:ꢀReferꢀtoꢀmanualsꢀforꢀhumidifier,ꢀdehumidifier,ꢀairꢀcleanerꢀandꢀventilationꢀproductsꢀforꢀrecommendedꢀ  
installation and operation  
Humidifier Mode  
Selects auto or manual mode Auto mode controls humidity  
based on the humidity setting and outdoor temperature  
Manual mode controls humidity based on the %RH setpoint  
aꢇto  
Manual  
(Auto mode is only available if outdoor sensor is set to yes )  
Humidifier Operation  
Selects when humidification is allowed to occur relative to  
heating and fan operation  
Heꢆt ꢂnlꢊ  
Heat or Fan  
Forces Fan  
Change Water Panel  
Reminder  
Selectsꢀtheꢀwhenꢀtheꢀ“ChangeꢀWaterꢀPanel”ꢀmessageꢀisꢀ  
displayed  
ꢂff  
1 Per Season  
2
3
6
Per Season  
00 Hours  
00 Hours  
Reminder Month (Change  
Change Water Panel Reminder set to 1 per Season:  
ꢂctoꢈer  
Water Panel Reminder set Determinesꢀtheꢀmonthꢀtheꢀ“ChangeꢀWaterꢀPanel”ꢀmessageꢀ November  
to 1 per Season)  
is displayed  
December  
January  
February  
March  
April  
First Reminder Month  
Change Water Panel Reminder set to 2 per Season:  
Determinesꢀtheꢀfirstꢀmonthꢀtheꢀ“ChangeꢀWaterꢀPanel”ꢀ  
message is displayed  
(
Change Water Panel  
Reminder set to 2 per  
Season)  
May  
June  
July  
August  
September  
Second Reminder Start  
Month  
Determinesꢀtheꢀsecondꢀmonthꢀtheꢀ“ChangeꢀWaterꢀPanel”ꢀ  
message is displayed (Only available when Change Water  
Panel Reminder set to 2 per Season )  
October  
November  
December  
Jꢆnꢇꢆrꢊ  
February  
March  
April  
May  
June  
July  
August  
September  
1
4
15  
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sꢁTuP & TꢁsTIꢄg  
sꢁTuP & TꢁsTIꢄg  
Ventilꢆtion sꢊꢅtem settinꢉꢅ Tꢆꢈle  
sysTꢁM TꢁsT Mꢁꢄu  
ꢆctorꢊ defꢆꢇlt ꢅettinꢉ (ꢈold)  
The system test menu is used to test a system after installation The outputs of the Home Comfort Control can be  
manually activated to test their function The instructions below show how to enter the test mode and turn outputs  
on and off  
sꢊꢅtem ꢅettinꢉ  
Deꢅcription  
ꢆnd ꢅettinꢉ rꢆnꢉe  
Fresh Air Vent Installed Selects if ventilation is installed  
ꢄo  
Yes  
(
Ifꢀsetꢀtoꢀno,ꢀnoꢀotherꢀventilationꢀsettingsꢀwillꢀbeꢀavailable.)  
Fresh Air Forces Fan  
Fresh Air Setup  
Selects if ventilation forces the fan on  
No  
HꢂW Tꢂ ꢁꢄTꢁR THꢁ sysTꢁM TꢁsT Mꢁꢄu:  
sysTꢁM TꢁsT sTꢁPs  
yeꢅ  
Preꢅꢅ [MꢂDꢁ] to set system to off  
Heating equipment test  
Cooling equipment test  
Fan equipment test  
Humidification equipment test  
Dehumidification equipment test  
Ventilation equipment test  
Air Cleaning equipment test  
Selects if ventilation is configured through the ASHRAE setup  
orꢀTimed.ꢀIfꢀASHRAEꢀsetupꢀisꢀselected,ꢀtheꢀhourlyꢀventilationꢀ  
time will be calculated using the ASHRAE recommendations  
IfꢀTimedꢀset-upꢀisꢀselected,ꢀtheꢀhourlyꢀventilationꢀtimeꢀwillꢀbeꢀ  
determined based on the Fresh Air Time value  
Timed  
ASHRAE  
Preꢅꢅ ꢆnd hold [ꢃaꢄ] and [MꢂDꢁ] for three seconds  
to enter system test mode  
The first screen of the installer test displays the  
equipment configuration  
Fresh Air Time  
Selects how many minutes per hour that ventilation will be  
active (Only available if fresh air setup is set to timed )  
30 MIꢄ/HR  
0ꢀtoꢀ60ꢀMIN/HRꢀ  
Preꢅꢅ [ꢄꢁXT] to enter the first installation test or  
[
CaꢄCꢁꢀ]ꢀtoꢀexit.  
High Limit Outdoor  
Temp  
Selects if ventilation is disabled if the outdoor temperature  
ꢄo  
exceedsꢀtheꢀoutdoorꢀhighꢀlimit.ꢀ(Onlyꢀavailableꢀifꢀfreshꢀairꢀsetupꢀ Yes  
is set to timed and an outdoor temperature sensor is installed )  
Outdoor High Limit  
Sets the high temperature limit for ventilation (Only available if 100°ꢃ (38°C)  
high limit outdoor temp set to yes )  
90°F to 100°F (32°C to 44°C)  
HUMIDITꢁ  
Low Limit Outdoor Temp Selects if ventilation is disabled if the outdoor temperature  
ꢄo  
exceedsꢀtheꢀoutdoorꢀlowꢀlimit.ꢀ(Onlyꢀavailableꢀifꢀfreshꢀairꢀsetupꢀ Yes  
TEMPERATURE  
is set to timed and an outdoor temperature sensor is installed )  
OUTDOORꢀ  
TEMPERATUREꢀ  
Outdoor Low Limit  
Sets the low temperature limit for ventilation (Only available if 10°ꢃ (-7°C)  
low limit outdoor temp set to yes )  
-10°F to 30°F (-29°C to -1°C)  
High Limit Indoor RH  
SelectsꢀifꢀventilationꢀisꢀdisabledꢀifꢀtheꢀindoorꢀRHꢀexceedsꢀ  
the indoor RH limit (Only available if fresh air setup is set to  
timed )  
ꢄo  
Yes  
EQUIPMENTꢀ  
CONFIGURATION  
Indoor RH Limit  
NumberꢀofꢀBedrooms  
NumberꢀofꢀOccupants  
Home Size  
Sets the high indoor RH limit for ventilation (Only available if  
high limit indoor RH is set to yes )  
60%  
50% to 70%  
Selects the number of bedrooms to be used for the ASHRAE  
3 bedroomꢅ  
calculation (Only available if fresh air setup is set to ASHRAE ) 1ꢀtoꢀ6ꢀBedrooms  
Selects the number of occupants to be used for the ASHRAE  
4 ꢂccꢇpꢆntꢅ  
calculation (Only available if fresh air setup is set to ASHRAE ) 1 to 10 Occupants  
Selects the home size to be used for the ASHRAE calculation  
Only available if fresh air setup is set to ASHRAE )  
2500 sQ ꢃT  
1000 to 5000 SQ FT  
Each equipment test will begin with the selection of turning on the output or stage as shown below  
Preꢅꢅ or to change the selection  
Preꢅꢅ [ꢄꢁXT]ꢀtoꢀacceptꢀtheꢀselectionꢀandꢀproceedꢀtoꢀtheꢀnextꢀstep.  
(
Fresh Air CFM  
Selects the ventilation CFM to be used for the ASHRAE  
60 CꢃM  
calculation (Only available if fresh air setup is set to ASHRAE ) 30 to 200 CFM  
Select Climate  
Selects the climate to be used for the ASHRAE calculation  
Only available if fresh air setup is set to ASHRAE )  
ꢄormꢆl  
Very Hot/Humid  
Very Cold  
If yꢁsꢀisꢀselected,ꢀtheꢀHomeꢀComfortꢀControlꢀwillꢀtestꢀtheꢀcorrespondingꢀoutput.ꢀIfꢀꢄꢂꢀisꢀselected,ꢀtheꢀHomeꢀ  
(
ComfortꢀControlꢀwillꢀproceedꢀtoꢀtheꢀnextꢀstep.  
ASHRAE Cycle Time  
Displays the Fresh Air Time calculated by the ASHRAE  
standard (Only displayed if fresh air setup is set to ASHRAE )  
Minutes/Hour  
ote: In ASHRAE set-up temperature and humidity limits are disabled  
HUMIDITꢁ  
TEMPERATURE  
OUTDOORꢀ  
TEMPERATUREꢀ  
EQUIPMENTꢀTESTꢀ  
SELECTION  
TESTꢀTOꢀBEꢀRUN  
1
6
17  
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sꢁTuP & TꢁsTIꢄg  
sysTꢁM TꢁsT Mꢁꢄu (CꢂꢄTIꢄuꢁD)  
sysTꢁM TꢁsT Tabꢀꢁs (CꢂꢄTIꢄuꢁD)  
While the equipment test is active the corresponding test information will be shown  
Heꢆt Pꢇmp Heꢆtinꢉ ꢁqꢇipment Teꢅt (ꢁlectric Heꢆt)  
Preꢅꢅ [ꢄꢁXT]ꢀtoꢀacceptꢀtheꢀselectionꢀandꢀproceedꢀtoꢀtheꢀnextꢀtestꢀselection.  
Compreꢅꢅor  
stꢆꢉeꢅ  
aꢇx  
stꢆꢉeꢅ  
W
W2  
b
y
y2  
g
1
1
1
1
1st Stage Test  
2nd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
HUMIDITꢁ  
2
2
2
1
1
1
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
TEMPERATURE  
OUTDOORꢀ  
TEMPERATUREꢀ  
ON  
ON  
ON  
EQUIPMENTꢀTESTꢀ  
SELECTION  
OUTPUTꢀSTATUS  
1
1
1
2
2
2
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
TEST THAT  
IS ACTIVE  
ON  
ON  
LEAVINGꢀAIRꢀ  
TEMPERATURE  
ON  
ON  
2
2
2
2
2
2
2
2
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
4th Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
sysTꢁM TꢁsT Tabꢀꢁs  
Heꢆt Pꢇmp Heꢆtinꢉ ꢁqꢇipment Teꢅt (gꢆꢅ Heꢆt)  
Heꢆt / Cool Heꢆtinꢉ ꢁqꢇipment Teꢅt  
Compreꢅꢅor  
stꢆꢉeꢅ  
aꢇx  
stꢆꢉeꢅ  
Heꢆt Tꢊpe  
Gas  
W
W2  
W3  
y
y2  
y3  
g
W
W2  
b
y
y2  
g
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
1
1
1
1
1st Stage Test  
2nd Stage Test  
ON  
ON  
ON  
ON  
Gas  
ON  
ON  
ON  
Gas  
ON  
2
2
2
1
1
1
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
Electric  
Electric  
Electric  
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
1
1
1
2
2
2
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
2
2
2
2
2
2
2
2
1st Stage Test  
2nd Stage Test  
3rd Stage Test  
4th Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
1
8
19  
href="
sꢁTuP & TꢁsTIꢄg  
QuICK RꢁꢃꢁRꢁꢄCꢁ Tꢂ CꢂꢄTRꢂꢀs & DIsPꢀay  
sysTꢁM TꢁsT Tabꢀꢁs (CꢂꢄTIꢄuꢁD)  
HꢂMꢁ sCRꢁꢁꢄ  
ROOMꢀTEMPERATURE  
CURRENTꢀDAꢁ OUTDOORꢀTEMPERATURE ROOMꢀRELATIVEꢀHUMIDITꢁ  
TEMPERATUREꢀSETTING  
Heꢆt / Cool Coolinꢉ ꢁqꢇipment Teꢅt  
AIRꢀCLEANINGꢀBUTTONꢀ  
W
W2  
W3  
y
y2  
y3  
g
FANꢀMODEꢀ  
BUTTON  
(
ENTERSꢀEVENT-BASED AIR  
1
st Stage Test  
nd Stage Test  
rd Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
CLEANINGꢀCONTROLꢀSCREEN)  
2
ON  
ON  
FANꢀMODEꢀ  
SETTING  
HUMIDITꢁꢀCONTROLꢀBUTTONꢀ  
(
ENTERSꢀHUMIDITꢁꢀCONTROLꢀ  
3
ON  
SCREEN)  
SYSTEM MODE  
BUTTON  
FRESHꢀAIRꢀBUTTONꢀ(ENTERSꢀ  
VENTILATIONꢀCONTROLꢀSCREEN)  
Heꢆt Pꢇmp Coolinꢉ ꢁqꢇipment Teꢅt  
W
W2  
b
y
y2  
g
SYSTEM MODE  
TEMPERATUREꢀADJUSTMENT  
INDICATORSꢀSHOWꢀTHROUGHꢀHOUSING  
HꢁaT PuMP ꢂꢄꢀy  
EMERGENCꢁꢀHEATꢀORꢀ  
AUXILIARꢁꢀHEATꢀ(RED)  
SETTING  
1
st Stage Test  
ON  
ON  
ON  
ON  
ON  
ON  
2
nd Stage Test  
ON  
EQUIPMENTꢀ  
STATUS  
SꢁSTEMꢀFAULTꢀ(ꢁELLOW)  
ꢆn ꢁqꢇipment Teꢅt  
y
MESSAGEꢀ  
CENTERꢀ  
(SCROLLINGꢀTEXT)  
MAINTENANCEꢀREMINDERꢀ  
(ꢁELLOWꢀFLASHING)  
W
W2  
W3/b  
y2  
y3/ꢂ  
g
ON  
HOLDꢀBUTTONꢀ  
(
SETS OR CLEARS HOLD)  
Hꢇmidificꢆtion ꢁqꢇipment Teꢅt  
VꢁꢄT  
LOWꢀBATTERꢁꢀ  
INDICATOR  
HuM  
DHꢄꢂ/DHCꢂM  
ꢁaC  
ꢁaC  
ꢁaC  
g
CURRENTꢀTIMEꢀ&ꢀDATE MAINꢀMENUꢀBUTTON  
HEATꢀBLASTꢀBUTTON  
ON  
ON  
ꢂTꢁ:ꢀBACKLIGHTꢀISꢀACTIVATEDꢀWITHꢀFIRSTꢀBUTTONꢀPRESSꢀANDꢀAUTOMATICALLꢁꢀTURNSꢀOFF.  
Dehꢇmidificꢆtion ꢁqꢇipment Teꢅt  
VꢁꢄT  
HuM  
HuM  
HuM  
DHꢄꢂ/DHCꢂM  
g
MaIꢄ Mꢁꢄu  
ON  
ON  
Ventilꢆtion ꢁqꢇipment Teꢅt  
DHꢄꢂ/DHCꢂM  
DHꢄꢂ/DHCꢂM  
VꢁꢄT  
g
ON  
ON  
Ventilꢆtion ꢁqꢇipment Teꢅt  
VꢁꢄT  
SETꢀVACATIONꢀHOLDꢀ  
HOLD–TOꢀTIMEꢀANDꢀDATE)  
SETꢀSCHEDULEꢀ  
BUTTON  
(
ꢁaC  
g
ON  
ON  
SETꢀCURRENTꢀ  
TIMEꢀANDꢀDATE  
CLEANꢀSCREEN  
DONEꢀBUTTON  
(
LOCKOUTꢀTOUCHꢀ  
(
EXITꢀMENU)  
SCREENꢀFORꢀ30ꢀ  
SECONDS)  
USERꢀSꢁSTEMꢀSETTINGS  
2
0
21  
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CheckꢀforꢀlooseꢀorꢀbrokenꢀwiresꢀbetweenꢀtheꢀHomeꢀ  
       
                                            
                                            
                                                                                         
                                                                                                                               
                                                                                                                               
                                                                                                                               
QuICK RꢁꢃꢁRꢁꢄCꢁ Tꢂ CꢂꢄTRꢂꢀs & DIsPꢀay  
TRꢂubꢀꢁsHꢂꢂTIꢄg  
QuIPMꢁꢄT CꢂꢄTRꢂꢀ MꢂDuꢀꢁ ꢀꢁDꢅ  
HꢁaT/Cꢂꢂꢀ bꢂTH ꢂꢄ aT saMꢁ TIMꢁ  
“HꢁaTIꢄg” Is ꢄꢂT DIsPꢀayꢁD  
CheckꢀSW1ꢀ(EquipmentꢀType),ꢀtoꢀmakeꢀsureꢀitꢀisꢀsetꢀ  
to match the installed heating/cooling equipment  
•ꢀC  
•ꢀC  
heckꢀInstallerꢀSystemꢀSettingꢀnumberꢀ05ꢀ  
(Control Setup) is set correctly  
PꢂWꢁR/sTaTus – On solid during normal operation Flashes  
when connection to the thermostat is lost and at power-up while  
the thermostat connection is being established  
•ꢀ  
hangeꢀtheꢀSystemꢀModeꢀtoꢀHeat,ꢀandꢀsetꢀ  
the temperature level above the current room  
temperature  
not shorted together  
HꢁaTIꢄg – On when heating outputs are active  
CꢂꢂꢀIꢄg – On when cooling outputs are active  
HꢁaTIꢄg ꢁQuIPMꢁꢄT Is RuꢄꢄIꢄg Iꢄ  
Cꢂꢂꢀ MꢂDꢁ  
aꢄ – On when fan output is active  
“CꢂꢂꢀIꢄg” Is ꢄꢂT DIsPꢀayꢁD  
HuMIDIꢃIꢁR – On when humidifier output is active  
DꢁHuMIDIꢃIꢁR – On when dehumidifier output is active  
VꢁꢄTIꢀaTIꢂꢄ – On when ventilation output is active  
aIR CꢀꢁaꢄIꢄg – On when air cleaner output is active  
•ꢀC  
heckꢀInstallerꢀSystemꢀSettingꢀnumberꢀ05ꢀ  
(Control Setup) is set correctly  
(
ꢀC  
hangeꢀtheꢀSystemꢀModeꢀtoꢀCool,ꢀandꢀsetꢀ  
the temperature level below the current room  
temperature  
RRꢂR CꢂDꢁs  
Ifꢀtheꢀthermostatꢀentersꢀanꢀerrorꢀmode,ꢀallꢀoutputsꢀareꢀturnedꢀoff.ꢀTheꢀthermostatꢀattemptsꢀtoꢀrecoverꢀeveryꢀ10ꢀminutes.ꢀ  
Ifꢀtheꢀerrorꢀdoesꢀnotꢀclear,ꢀuseꢀtheꢀresetꢀbutton.ꢀThisꢀwillꢀreturnꢀallꢀsettingsꢀbackꢀtoꢀfactoryꢀdefault.  
rror code  
Meꢅꢅꢆꢉe  
ꢁrror Deꢅcription  
Open temperature sensor circuit  
TRꢂubꢀꢁsHꢂꢂTIꢄg  
01  
SENSORꢀERROR”  
0
2
Shorted temperature sensor circuit  
DIsPꢀay Is bꢀaꢄK  
CꢂꢂꢀIꢄg sysTꢁM Dꢂꢁs ꢄꢂT RꢁsPꢂꢄD  
“CꢂꢂꢀIꢄg” aPPꢁaRs ꢂꢄ sCRꢁꢁꢄ)  
(
03  
“EEPROMꢀERROR”  
Error in permanent memory  
If Power LED not illuminated at the equipment control  
module check the following  
0
5
“LOSTꢀSꢁSTEMꢀCONNECTION”  
Thermostat lost connection to equipment interface module  
•ꢀCheckꢀforꢀ24VACꢀatꢀtheꢀequipmentꢀonꢀtheꢀsecondaryꢀ  
side of the transformer between power and  
common.ꢀIfꢀvoltageꢀisꢀnotꢀpresent,ꢀcheckꢀtheꢀcoolingꢀ  
equipment to find the cause of the problem  
Checkꢀcircuitꢀbreakerꢀandꢀresetꢀifꢀnecessary.  
Makeꢀsureꢀpowerꢀswitchꢀatꢀheatingꢀ&ꢀcoolingꢀ  
system is on  
HꢂMꢁ CꢂMꢃꢂRT CꢂꢄTRꢂꢀ ꢃꢁaTuRꢁs  
Makeꢀsureꢀfurnaceꢀdoorꢀisꢀclosedꢀsecurely.  
Indoorꢀairꢀqualityꢀcontrol.  
•ꢀF  
rontꢀbatteryꢀdoorꢀaccessꢀforꢀfast,ꢀeasyꢀreplacement.  
Humidification automatic or manual control  
HꢁaTIꢄg sysTꢁM Dꢂꢁs ꢄꢂT RꢁsPꢂꢄD  
“HꢁaTIꢄg” aPPꢁaRs ꢂꢄ sCRꢁꢁꢄ)  
Displaysꢀroomꢀtemperature,ꢀroomꢀhumidity,ꢀ  
temperatureꢀsetting,ꢀandꢀoptionalꢀoutdoorꢀtemperature.  
(
•ꢀ  
Dehumidification  
Comfort Control and the cooling equipment  
–ꢀEvent-Based air cleaning  
– Ventilation with temperature and humidity limits  
Checkꢀforꢀ24VACꢀatꢀtheꢀequipmentꢀonꢀtheꢀsecondaryꢀ  
side of the transformer between power and  
common.ꢀIfꢀvoltageꢀisꢀnotꢀpresent,ꢀcheckꢀtheꢀheatingꢀ  
equipment to find the cause of the problem  
ꢀAirꢀfilter,ꢀhumidifier,ꢀdehumidifier,ꢀandꢀHVACꢀserviceꢀ  
reminders  
ꢃaꢄ Dꢂꢁs ꢄꢂT TuRꢄ ꢂꢄ Iꢄ a Caꢀꢀ ꢃꢂR HꢁaT  
CheckꢀSystemꢀSettingꢀ09ꢀ(FanꢀControl),ꢀtoꢀmakeꢀsureꢀ  
ꢀP  
rogrammableꢀfanꢀcontrolꢀwithꢀfanꢀcirculationꢀmode.  
Checkꢀforꢀ24VACꢀbetweenꢀtheꢀheatꢀterminalꢀ(W)ꢀ  
andꢀtheꢀtransformerꢀcommon.ꢀIfꢀ24VACꢀisꢀpresent,ꢀ  
the Home Comfort Control is functional Check the  
heating equipment to find the cause of the problem  
•ꢀE  
asyꢀtoꢀuseꢀtemperatureꢀcontrolꢀcanꢀoverrideꢀprogramꢀ  
schedule at any time  
the fan control is properly set to match the type of  
system  
•ꢀ  
•ꢀ  
•ꢀ  
sensor  
ꢀP  
rogressiveꢀrecoveryꢀensuresꢀproperꢀtemperatureꢀatꢀ  
the start of a program event  
HꢁaT PuMP Issuꢁs Cꢂꢂꢀ aIR Iꢄ HꢁaT MꢂDꢁ,  
constant backlight option available  
R WaRM aIR Iꢄ Cꢂꢂꢀ MꢂDꢁ  
•ꢀBuiltꢀinꢀcompressorꢀprotectionꢀpreventsꢀdamageꢀtoꢀ  
your equipment  
Comfort Control and the heating equipment  
ꢀSystemꢀtestꢀmode.  
weekday/weekend schedules  
programming (batteries must be installed)  
2
2
23  
href="
sPꢁCIꢃICaTIꢂꢄs  
nvironment  
-30° to 150°F (-34° to 65°C)  
Temperature (Shipping)  
Temperature Thermostat (Operating)  
32° to 120°F (0° to 48°C)  
Temperature Equipment Control Module (Operating)  
Relative humidity  
32° to 158°F (0° to 70°C)  
Operating: 5% to 90% R H (non-condensing)  
lectricꢆl  
Operating voltage  
Current  
24VAC (18 – 30VAC)  
Maximum:ꢀ2.5Aꢀ(total),ꢀ1.0Aꢀ(singleꢀoutput)  
Maximumꢀsurgeꢀcurrent:ꢀ5A  
Batteryꢀback-up  
AAꢀsizeꢀalkalineꢀbatteryꢀxꢀ2  
Control  
Outdoor,ꢀRemote,ꢀLeavingꢀandꢀReturnꢀtemperatureꢀsensor  
Room temperature measurement  
Maximumꢀdistance:ꢀ300ꢀfeet  
Display range: 32° to 99°F (0° to 40°C)  
Display range: -20° to 160°F (-30° to 71°C)  
Display range: -20° to 130°F (-30° to 55°C)  
Return and Leaving temperature measurement  
Outdoor temperature measurement  
Heat: 40° to 90°F (4° to 32°C)  
Cool: 50° to 99°F (10° to 37°C)  
Setpoint temperature range  
Setpoint humidity range  
Humidification: 10% to 50% R H  
Dehumidification: 50% to 90% R H  
P.O.ꢀBoxꢀ1467ꢀ•ꢀMadison,ꢀWIꢀ53701-1467ꢀ•ꢀPhone:ꢀ800/334-6011 •ꢀFax:ꢀ608/257-4357  
www.ꢆprilꢆirepꢆrtnerꢅ.com  
6
1000850 12 11  
Patent Pending  
© 2011 Aprilaire – A division of Research Products Corporation  
B2205646A  
2
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