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- Installation, Operation & Application Manual
ICM Controls SC2201 Installation, Operation & Application Manual - Simplecomfort
SimpleComfort
®
2201 Electronic Thermostat Conversion to:
Lennox HP19 and HP20 Heat Pump Systems
SimpleComfort
®
2201
C
Lennox HP19 and HP20
Low V
oltage T
erminal Board
V-VR
M
R
F
E
Y
X
24 VAC, Return
Compressor Contactor
Reversing Valve (Cooling Mode)
Fan Contactor Circuit
Emergency Heating Circuit
2nd Stage Heating Circuit
24 VAC, Common
W2
E
G
B
O
Y1
R
Summary of SC2201
Page 1
Installation, operation & application guide for more information on our complete range of american-made products – plus wiring diagrams, troubleshooting tips and more, visit us at www.Icmcontrols.Com sc2201 non-programmable electronic thermostats •forusewithheatpumps •upto2-stageheat,1-stage cool •3...
Page 2: Table of Contents
Table of contents caution!:thisthermostatshouldbeinstalledbytrainedtechniciansonly.Adheretoalllocal andnationalcodes.Disconnectallpowertothesystembeforeinstalling,removing, orcleaning. Partsdiagram........................................................1 specifications..................................
Page 3: Parts Diagram
Parts diagram sc2201 fan switch mode switch reset switch r b o w2 g e y1 c.
Page 4: Specifications
Specifications input: •voltage:24vac(18-30vac) output: •maximum:1ampmaximumloadperterminal (4amptotalmaximumloadforallterminals) •temperatureranges: – temperaturecontrolrange:45°fto90°faccuracy:±1°f – differentialrange:1°fto3°f •systemconfigurations:multi-stageheatpump(two-stageheat,one-stagecool) •...
Page 5: Important Safety Information
Important safety information general description thesimplecomfort®2201isintendedtooperateandiscompatiblewith24vacresidentialheatpumps withupto2-stageheat/1-stagecool.Itwilloperatewithheatpumpsystemsthataremanualchangeover andhaveauxiliaryoremergencyheating.Therearenooptionalitemsrequiredforstandardi...
Page 6: Replacing Wiring Labels
Electricalshockhazard – turn off power at the main service panel by removing the fuse or switching the appropriate circuit breaker to the off position before removing the existing thermostat. 1. Turnoffpowertotheheatingandcoolingsystembyremovingthefuseorswitchingofftheappropriate circuitbreaker. 2. ...
Page 7: To Install Thermostat
Electricalshockhazard – turn off power at the main service panel by removing the fuse or switching the appropriate circuit breaker to the off position before removing the existing thermostat. Important:thermostatinstallationmustconformtolocalandnationalbuildingandelectrical codesandordinances. Impor...
Page 8: Testing The Thermostat
13. Tightenscrewsonterminalblock.Gentlytugwiretobesureofproperconnection.Doublecheckthat eachwireisconnectedtotheproperterminal. 14. Replacecoveronthermostatbysnappingitinplace. 15. Turnonpowertothesystematthemainservicepanel. 16. Testthermostatoperationasdescribedinthefollowingsection. Caution!:don...
Page 9
Note: whileincoolorheatmode,oncethethermostatturnsthesystemoff,abuilt-indelaykeeps thecompressorfromturningonforabout5minutes.Thisprotectsthecompressor. 4.Putthemode switchtotheheatposition. 5.Pressthe buttonuntilthetemperaturesettingisatleast3degreesabove roomtemperature.Theheatingsystemshouldturno...
Page 10: Operation
Therearetwoledindicatorslocatedonthefrontofthethermostat.Theyaredesignedtoinformyouof thefollowing: aux (green): thisturnsonwhentheauxiliary(back-up) heatingisinoperation.Thisisthesecond(non- economy)stageofheat.Itturnson2degrees belowfirststageandisnotadjustable. Emer (red): thislightturnsonwheneve...
Page 11: Startingthethermostat
Settinganewtemperaturedifferential important:thedefaulttemperaturedifferentialisfactorysetat1°f.Whenyourroomtemperature variesby1°f,thethermostatturnsyoursystemon.Ifyounoticeyoursystemturningonand offtoofrequently,increasethetemperaturedifferentialaccordingly. Step1: removecover.Insertacoinorscrewdr...
Page 12: Simplecomfort
0 simplecomfort ® 2201 electronic thermostat conversion to: carrier split stream condensers and heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r carrier split stream low v oltage t erminal board r y o g e w2 l c w3 24 vac, return compressor contactor reversing valve (cooling mode) fan contac...
Page 13: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: coleman 3000 series heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r coleman 3000 low v oltage t erminal board r y b g e w2 l x o 24 vac, return compressor contactor reversing valve (heating mode) fan contactor circuit emergency heati...
Page 14: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: comfortmaker cyc series heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r comfortmaker cyc low v oltage t erminal board r y o g w1 w2 x c 24 vac, return compressor contactor reversing valve (cooling mode) fan contactor circuit 2nd stag...
Page 15: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: heil-quaker 867.814 series and ph50 series heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r heil-quaker 867.814 series and ph50 low v oltage t erminal board r y o g w1 w2 c 24 vac, return compressor contactor reversing valve (cooling ...
Page 16: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: payne reliant and endura model heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r payne reliant and endura model low v oltage t erminal board r y o g e w2 l c w3 24 vac, return compressor contactor reversing valve (cooling mode) fan con...
Page 17: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: rheem/ruud: -pgb, -pfa, -pcb, -pla, and -pka series heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r rheem/ruud: -pgb, -pf a, -pcb, -pla, and -pka low v oltage t erminal board r y b g w2 l x o 24 vac, return compressor contactor rever...
Page 18: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: goodman, janitrol, trane/american standard heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r goodman, janitrol, t rane/american standard low v oltage t erminal board r y o g x2 w-u b t 24 vac, return compressor contactor reversing valv...
Page 19: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: york -e1cs, -e1fb, e1fh heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r y ork -e1cs, -e1fb, e1fh low v oltage t erminal board r y o g w x b 24 vac, return compressor contactor reversing valve (cooling mode) fan contactor circuit 2nd ...
Page 20: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: lennox cb19 heat pump systems simplecomfort ® 2201 c w2 e g b o y1 r lennox cb19 low v oltage t erminal board r y o g e w l c t 24 vac, return compressor contactor reversing valve (cooling mode) fan contactor circuit emergency heating circuit...
Page 21: Simplecomfort
Simplecomfort ® 2201 electronic thermostat conversion to: lennox hp19 and hp20 heat pump systems simplecomfort ® 2201 c lennox hp19 and hp20 low v oltage t erminal board v-vr m r f e y x 24 vac, return compressor contactor reversing valve (cooling mode) fan contactor circuit emergency heating circui...
Page 22: Simplecomfort
0 simplecomfort ® 2201 electronic thermostat conversion to: fhp 1 stage heat pump systems simplecomfort ® 2201 w2 c e g b o y1 r fhp 1 stage low v oltage t erminal board r y o g e w c 24 vac, return compressor contactor reversing valve (cooling mode) fan contactor circuit emergency heating circuit 2...
Page 23: Troubleshooting
Symptom remedy thesystemisnotturningon checkthewiring(seeinstallation,page5) lcdisblankordisplaying“lobat” verify24vacisatthermostat thermostatdoesnotturnonthesystemas frequentlyasitshould decreasethetemperaturedifferential(seesettinganewtemperature differential,page9) thermostatisnotproperlycontrol...
Page 24: One-Year Limited Warranty
One-year limited warranty thesellerwarrantsitsproductsagainstdefectsinmaterialorworkmanshipforaperiodofone (1)yearfromthedateofmanufacture.Theliabilityofthesellerislimited,atitsoption,torepair, replaceorissueanon-casecreditforthepurchasepricesofthegoodswhichareprovidedto bedefective.Thewarrantyandre...