3
THE SMART SOLUTION FOR ENERGY EFFICIENCY
ATA11U03
Rev.:09/16/13
General
Safety Considerations
Readandfollowmanufacturerinstructionscarefully.
Followalllocalelectricalcodesduringinstallation.All
wiringmustconformtolocalandnationalelectrical
codes.Improperwiringorinstallationmaydamage
thermostat.
Recognize safety information. This is the safety alert
symbol .Whenthesafetyalertsymbolispresenton
equipmentorintheinstructionmanual,bealerttothe
potentialforpersonalinjury.
UnderstandthesignalwordsDANGER, WARNING,
and CAUTION.Thesewordsareusedwiththesafety
alertsymbol.DANGERidentiesthemostserious
hazardswhichwillresultinseverepersonalinjuryor
death. WARNINGsigniesahazardwhichcouldresult
inpersonalinjuryordeath.CAUTIONisusedtoidentify
unsafepracticeswhichwouldresultinminorpersonal
injuryorpropertydamage.
General
Non-programmableheatpumpthermostatsarewall-
mounted,low-voltagethermostatsthatmaintain
roomtemperaturebycontrollingtheoperationof
heatpumpsystems.Avarietyoffeaturesareprovided
includingseparateheatingandcoolingsetpoints,auto
changeover,keypadlockout,backlighting,andbuilt-in
installer test.
Figure 1: Non-Programmable Heat Pump Thermostat
ThisInstallationInstructioncoversinstallation,
conguration,andstartupofthenon-programmableheat
pumpthermostat.
Thismanualisintendedforinstallerandowneronly.
Package Contents
1-Thermostat
1-Backplate(mountingbasewithterminalstrips)
2-Screwsandanchors
3-UserOperatingManual(reviewwithenduser)
Installation Considerations
Power-24voltAC(50/60Hz)powerviatheRc/RhandC
terminals.RcandRhterminalsareconnectedviafactory-
installedjumperwire.
Wiring - Requires6conductorthermostatcablefor2fan
speedunits.Thewirelengthshouldbenomorethan250
ft(76m).Use22AWG(AmericanWireGage)fornormal
wiringapplications.Continuouswirelengthsover100ft
(30.5m)shoulduse20AWGorlarger.
Recongureifunitisonly1fanspeed,seeoption40.
Note: This thermostat has battery compartment but is
non-operational and must be wired.
Thermostat Location —
Thethermostatshouldbemounted:
• approximately5ft(1.5m)fromtheoor
• intheconditionedspace,preferablyonaninsidewall
onasectionofwallwithoutpipesorductwork
ThethermostatshouldNOTbemounted:
• closetoawindow,onanoutsidewall,ornexttoa
doorleadingtotheoutside
• whereexposedtodirectlightandheatoranyother
temperature-radiatingobjectwhichmaycauseafalse
reading
• closetoorindirectairowfromsupplyregistersor
returnairgrilleinareaswithpooraircirculation.