Braeburn 1020NC User manual

This thermostat requires 24 Volt AC Power or two (2) properly installed

“AA” Alkaline batteries for proper operation. When connecting 24 Volt

AC Power the batteries may be installed as a backup.

For use only as described in this manual. Any other use

will void warranty.

1020NC

Single Stage Heat / Cool

Conventional and Heat Pump

Speciﬁcations

About Your Thermostat

Installation

System Testing

Setting User Options

Operating Your Thermostat

Additional Operation Features

Thermostat Maintenance

Warning

Turn off power to the heating or cooling

equipment before installation.

Attention

For installation by experienced service

technicians only.

1220NC

Up to 2 Heat / 1 Cool

Conventional and Heat Pump

Read all instructions before proceeding.

This thermostat is compatible with:

  • Singlestageheat/coolconventionalandheatpumpsystems

  • Conventionalsystemsupto2heat/1cool(1220NConly)

  • Singlecompressorheatpumpsystemswithanauxiliaryheatstage(1220NConly)

  • 250–750millivoltheatonlysystems

Electrical and control speciﬁcations:

 •ElectricalRating:24VoltAC

  •1ampmaximumloadperterminal

  •ACPower:18–30VoltsAC

  •DCPower:3.0VoltDC(2“AA”AlkalineBatteriesIncluded)

  •ControlRange:45°–90°F(7°–32°C)

  •TemperatureAccuracy:+/-1°F(+/-.5°C)

Terminations

  •1020NC–Rc,Rh,O,B,Y1,W1,G,C

  •1220NC–Rc,Rh,O,B,Y1,E/W1,G,W2,C

Speciﬁcations

1020NCW-100-03

Non-Programmable

Thermostats

Model number is located on back of thermostat

Detailed

Installer Guide

Single Stage Heat / Cool

Conventional and Heat Pump

Setting User Options

Operating Your Thermostat

Additional Operation Features

Thermostat Maintenance

For installation by experienced service

technicians only.

About Your Thermostat

Room Temperature...........Displaysthecurrentroomtemperature

Reset Button.....................

Resetsthermostatbacktofactorydefaults

Low Battery Indicator......Indicateswhenthebatteriesneedto

  bereplaced

System Switch..................SelectsSystemPreference

Quick Reference

Instructions......................Storedinslotattopofthermostat

Fan Indicator....................Indicateswhenthesystemfanisrunning

System Status Indicator...Displaysinformationaboutthestatusof

   thesystem

Arrow Buttons..................Usedtoincreaseordecreasesettings

Set Temperature...............Displaysthecurrentsetpointtemperature

Fan Switch........................Selectsthesystemfanmode

Battery Compartment.......Locatedinthebackofthethermostat

Installation

Warning

Disconnect power before beginning installation.

Thermostat Location

Installthethermostatapproximately5feet(1.5m)abovetheoorinan

areathathasagoodamountofaircirculationandmaintainsanaverage

roomtemperature.

Avoidinstallationinlocationswherethethermostatcanbeaffectedby

drafts,deadairspots,hotorcoldairducts,sunlight,appliances,concealed

pipes,chimneysandoutsidewalls.

Model number is located on back of thermostat

Install your new Braeburn thermostat in 5 basic steps:

1 InstalltheSub-Base

2 ProvidePower

3 ConnectYourWires

4 SetInstallerSwitches

5 AttachThermostattoSub-Base

Install the Sub-Base:

•Removethesub-basefromthebodyofthethermostat.

•Mountthesub-baseasshownbelow:

Drill 3/16” pilot holes in

your desired location.

Use supplied anchors for

drywall or plaster.

NOTE: After sub-base installation, you may insert the quick reference card

into the slot on the top of the base.

Provide Power

•For 24 Volt AC power,youmustconnectthecommonsideofthetrans-

 formertotheCterminalonthethermostatsub-base.

•For primary or back-up power,insertthe2supplied“AA”typealkaline

 batteriesintothebatterycompartmentlocatedintherearhousingofthe

 thermostat.MakesuretopositionthePositive(+)andNegative(-)sides

 ofthebatteriescorrectlywiththe+/-symbolsinthebatterycompartment.

24VAC Power

Terminal (C)

UP UP

Terminal Function Description

 Rc   Input 24VoltACCoolingTransformer

       (DualTransformerSystemsOnly)

 Rh   Input PowerConnection(24VoltACHeating

       TransformerorMillivoltPowerSource)

 O   Output ReversingValve(CoolActive)

 B   Output ReversingValve(HeatActive)

 Y1   Output 1stStageCompressor

 G   Output FanControl

 W1   Output 1stStageConventionalHeat

 C   Input 24VoltACTransformerCommon

Connect Your Wires

Wiring Terminations

Terminal Function Description

 W1/E   Output (W1)1stStageConventionalHeat

(E)EmergencyHeatRelay

 W2   Output 2ndStageHeat/AuxiliaryHeat

Additional Terminations (1220NC only)

1 HEAT / 1 COOL Single or Dual Transformer

Set Installer Switch to CONV

24VoltACPower(heatingtransformer)[note 2]

24VoltACPower(coolingtransformer)[note 2]

W1 HeatRelay(appearsasW1/Eon1220NC)

Y1 CompressorRelay

G FanRelay

C 24VoltACTransformerCommon[note 1, 3]

Typical Wiring Conﬁgurations

NOTE: The “Installer Switch” option will be conﬁgured in the next step.

Conventional Systems

Heat Only or Millivolt

Set Installer Switch to CONV

 PowerConnection

W HeatRelay(appearsasW1/Eon1220NC)

G FanRelay[note 4]

C 24VoltACTransformerCommon[note 1]

NOTES - Conventional Systems

[1]Ifbatteriesareinstalledthe24VoltACcommonconnectionisoptional

[2]Removefactoryinstalledjumperfordualtransformersystems

[3]Indualtransformersystems,transformercommonmustcomefrom

 coolingtransformer

[4]Ifneededforsystem

Provide disconnect and overload protection as required.

2 HEAT / 1 COOL Single or Dual Transformer (1220NC Only)

Set System Type to CONV

24VoltACPower(heatingtransformer)[note 2]

24VoltACPower(coolingtransformer)[note 2]

W1 HeatRelayStage1

W2 HeatRelayStage2

Y1 CompressorRelayStage1

G FanRelay

C 24VoltACTransformerCommon[note 1, 3]

Conventional Systems (cont.)

Typical Wiring Conﬁgurations

NOTE: The “Installer Switch” option will be conﬁgured in the next step.

Heat Pump Systems

1 HEAT / 1 COOL - No Auxiliary Heat

Set Installer Switch to HP

Rh 24VoltACPower

Rc ConnectedtoRhwithsuppliedJumperWire

O or B

 ChangeoverValve [note 2]

Y1 CompressorRelay

G FanRelay

C 24VoltACTransformerCommon [note 1]

2 HEAT / 1 COOL - Including Auxiliary Heat (1220NC only)

Set Installer Switch to HP

Rh 24VoltACPower

Rc ConnectedtoRhwithsuppliedJumperWire

O or B

 ChangeoverValve[note 2]

CompressorRelay(1ststageheating/cooling)

W2 AuxiliaryHeatRelay(2ndstageheating)[note 3]

E EmergencyHeatRelay [note 3]

G FanRelay

C 24VoltACTransformerCommon [note1]

(Continued)

Factory Setting

Switch Default Options Comments

Heat Pump Systems (cont.)

NOTES - Heat Pump Systems

[1]Ifbatteriesareinstalledthe24VoltACcommonconnectionisoptional.

[2]SelectOforcoolactiveor Bforheatactive.

[3]InstallaeldsuppliedjumperbetweentheW2 and Eterminalsif

 thereisnoseparateemergencyheatrelayinstalled.

Provide disconnect and overload protection as required.

 CONV/HP CONV

 F/C F

 HE/HG HG

Set Installer Switches

 CONV Selectforconventionalsystems

 HP Selectforheatpumpsystems

 F Selectforfahrenheittemperaturescale

 C Selectforcelsiustemperaturescale

 HG Selectforgasheat

 HE Selectforelectricheat

Attach Thermostat to Sub-Base

1.Lineupthethermostatbodywiththesub-base.

2.Carefullypushthethermostatbodyagainstthesub-baseuntilitsnaps

 intoplace.

3.Insertquickreferencecardintoslotontopofthermostat.

NOTE: The reset button should be pressed after making any changes to the

installer switches.

UP UP

System Testing

Warning

Read Before Testing

• Donotshort(orjumper)acrossterminalsonthegasvalveoratthe

 heatingorcoolingsystemcontrolboardtotestthethermostatinstalla-

 tion.Thiscoulddamagethethermostatandvoidthewarranty.

• DonotselecttheCOOLmodeofoperationiftheoutsidetemperature

 isbelow50ºF(10ºC).Thiscouldpossiblydamagethecontrolledcool-

 ingsystemandmaycausepersonalinjury.

• Thisthermostatincludesanautomaticcompressorprotectionfeatureto

 avoidpotentialdamagetothecompressorfromshortcycling.When

 testingthesystem,makesuretotakethisdelayintoaccount.

NOTE: The compressor delay can be bypassed by pressing the reset button

on the front of the thermostat. All user settings will be returned to factory

default.

1 MovetheSYSTEMswitchtoHEATmode.

2 Presstoraisethesettemperatureaminimumof3degreesabove

thecurrentroomtemperature.Thesystemshouldstartwithinafew

 seconds.Withagasheatingsystem,thefanmaynotstartrightaway.

3 MovetheSYSTEMswitchtotheOFFmode.Allowtheheatingsystemto

 fullyshutdown.

4 MovetheSYSTEMswitchtotheCOOLmode.

5 Presstolowerthesettemperatureaminimumof3degreesbelow

thecurrentroomtemperature.Thesystemshouldstartwithinafew

 seconds(unlesscompressorshortcycleprotectionisactive–See

 noteabove).

6 MovetheSYSTEMswitchtotheOFFmode.Allowthecoolingsystemto

 fullyshutdown.

7 MovetheFANswitchtotheONmode.Thesystemfanshouldstart

 withinafewseconds.

8 MovetheFANswitchtotheAUTOmode.Allowthesystemfanto

 turnoff.

Setting User Options

Advanced User Options

Useroptionsallowyoutocustomizesomeofyourthermostatsfeatures.

Mostuserswillnotneedtomakeanychangestothesettingsinthissection.

To access the User Options menu, hold down both the and buttons

for approximately 3 seconds until the screen changes and displays

the ﬁrst User Option.

PresstheorbuttontochangethesettingforthedisplayedUserOption.

Afteryouhavemadeyourdesiredsetting,pressandtogetherto

advancetothenextUserOption.

Thethermostatwillreturntonormalmodeafteryourlastuseroptionis

madeorafternokeyshavebeenpressedfor15seconds.

User Factory Setting

No. Options Default Options Comments

 1 1ststage

0.5

0.5, 1.0

Selecta1ststagetemperature

   differential  

or 2.0 differentialof.5˚,1˚or2˚F(.2˚,.5˚

       or1˚C)

 2 2ndstage

2.0

1.0, 2.0,

 Selecta2ndstagetemperature

   differential  

3.0, 4.0

, differentialof1˚,2˚,3˚,4˚,5˚or6˚F

(1220NCOnly

)

5.0 or 6.0

 (.5˚,1˚,1.5˚,2˚,2.5˚or3˚C)

Table of User Options

Detailed Explanation of User Options:

Temperature Differential

(User Option 1 and 2)

Thedifferentialsettingisthetemperaturecontrolrangethatyourthermostat

willprovide.Thesmallerthesetting,thetighteryourrangeoftemperature

controlandcomfortwillbe.The2ndstagedifferentialisonlyforsystems

withasecondstageofheating(auxiliaryheat).

Operating Your Thermostat

Setting the System Control Mode

TheSystemControlhasseveralmodesofoperationthatcanbeselectedby

movingtheSYSTEMswitchtotheappropriateposition.

COOL Onlyyourcoolingsystemwilloperate

OFF Heatingandcoolingsystemsareoff.

HEAT Onlyyourheatingsystemwilloperate.

Additional Switch Position (Model 1220NC Only):

EMER Operatesabackupheatsource(EmergencyHeat)forheatpump

 systemsonly.

NOTE:

If your model 1220NC was conﬁgured for a

conventional system (CONV) then you will not have

the EMER (emergency heat) option and “NO EMER

SET” will ﬂash in the display if EMER is selected

with the system switch.

Setting the Fan Control Mode

The Fan Control has 2 modes of operation – AUTO

and ON. The mode can be selected by moving the

FAN switch to the appropriate position.

AUTO Thesystemfanwillrunonlywhenyour

  heatingorcoolingsystemisrunning.

ON Thesystemfanstayson.

Detailed Explanation of User Options:

Temperature Differential

(User Option 1 and 2)

Thedifferentialsettingisthetemperaturecontrolrangethatyourthermostat

willprovide.Thesmallerthesetting,thetighteryourrangeoftemperature

controlandcomfortwillbe.The2ndstagedifferentialisonlyforsystems

withasecondstageofheating(auxiliaryheat).

Temperature Adjustment

Presstheorbuttontoadjustthecurrentsetpointtemperature.

Status Indicators

Statusindicatorsappearinthedisplaytolet

youknowifyoursystemisheating,cooling

oroff.

HEAT ON

Indicatesyourheatingsystemisrunning.

COOL ON

Indicatesyourcoolingsystemisrunning.

Additional Status Indicators (Model 1220NC Only):

AUX Indicatesthattheauxiliarystageofheatingisrunning

 (Multi-StageSystemsonly).

EMER Indicatesthattheemergencyheatingsystemisrunning 

 (HeatPumpSystemsonly).

Resetting the Thermostat

Thisthermostatprovidesyouwitharesetbuttonthatwilleraseallofyour

usersettings.

Toresetthethermostat,useasmallobjectsuchasatoothpickorpaper-

clipandgentlypressthebuttonlocatedinsidethesmallholeonthefrontof

thethermostathousinglabeled“reset”.

Additional Operation Features

Compressor Protection

Thisthermostatincludesanautomaticcompressorprotectiondelayto

avoidpotentialdamagetoyoursystemfromshortcycling.Thisfeature

activatesashortdelayafterturningoffthesystemcompressor.

Thermostat Maintenance

Changing the Batteries

Dependingonyourparticularinstallation,this

thermostatmaybeequippedwithtwo(2)“AA”

typealkalinebatteries.

If batteries are installed and they become low,

a low battery indicator will appear in the display.

You

shouldchangeyourbatteriesimmediately

whenyouseethelowbatterysignalbyfollowing

theseinstructions.

1.Removethermostatbodybygentlypullingitfrombase.

2.Removeoldbatteriesandreplacewithnewbatteries.

3.Makesuretocorrectlypositionthe(+)and(-)symbols.

4.Gentlypushthermostatbodybackontobase.

NOTE: We recommend replacing the thermostat batteries annually or if the

thermostat will be unattended for an extended period of time.

Thermostat Cleaning

Neversprayanyliquiddirectlyonthethermostat.Usingasoftdampcloth

wipetheouterbodyofthethermostat.Neveruseanyabrasivecleansersto

cleanyourthermostat.

For troubleshooting tips, visit braeburnonline.com.

BraeburnSystemsLLC

2215CornellAvenue•Montgomery,IL60538

TechnicalAssistance:www.braeburnonline.com

Callustoll-free:866-268-5599(U.S.)

630-844-1968(OutsidetheU.S.)

Store this manual for future reference.

1020NCW-100-03

Limited Warranty

Wheninstalledbyaprofessionalcontractor,thisproductisbackedbya5year

limitedwarranty.Limitationsapply.Forlimitations,termsandconditions,you

mayobtainafullcopyofthiswarranty:

·Visitusonline:www.braeburnonline.com/warranty

·Phoneus:866.268.5599

·Writeus:BraeburnSystemsLLC

2215CornellAvenue

Montgomery,IL60538

YEAR

WARRANT Y

LIMITED

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