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Carrier 40qnc018243 Manual

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    Page 11

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    Page 12

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    Page 13

    Page 13 Table5--40QNC,QNQFanCoilElectricalData UNITSIZE V-PH-Hz VOLTAGERANGE* MinMax FLA FAN MotorPower (Watts) MCA MINWIRE SIZE POWER MOCP 15 15 15 15 15 15 15 40QNC01824208/230-1-601872530.38640.4814 40QNC030208/230-1-601872530.38740.4814 40QNC036208/230-1-601872530.44740.5514 40QNQ018208/230-1-601872530.38640.4814 40QNQ024208/230-1-601872530.38640.4814 40ONO030208/230-1-601872530.38740.4814 40QNQ036208/230-1-601872530.44740.5514 LEGEND FLA--FullLoadAmps... 
      
Table5--40QNC,QNQFanCoilElectricalData 
UNITSIZE V-PH-Hz VOLTAGERANGE* 
MinMax FLA FAN 
MotorPower 
(Watts) MCA MINWIRE 
SIZE  POWER 
MOCP 
15 
15 
15 
15 
15 
15 
15  40QNC01824208/230-1-601872530.38640.4814 
40QNC030208/230-1-601872530.38740.4814 
40QNC036208/230-1-601872530.44740.5514 
40QNQ018208/230-1-601872530.38640.4814 
40QNQ024208/230-1-601872530.38640.4814 
40ONO030208/230-1-601872530.38740.4814 
40QNQ036208/230-1-601872530.44740.5514 
LEGEND 
FLA--FullLoadAmps...

    Page 14

    Page 14 SERVICE Betbrepertbnningrecomlnendedmaintenance,besure unitmainpowerswitchisturnedoffFailuretodosomay resultinelectricalshockorinjurytbnnrotatingfanblade. PumpdownProcedure--Thesystemmaybepmnped downinordertomakerepairsonthelowsidewithoutlosing completeretiigerantcharge. 1.Attachpressuregagetosuctionservicevalvegageport. 2.Frontseatthemixedphaselinevalve. Theunitcoilsholdonlythefactory-desiNlatedamountof refrigerant.Additionalrefrigerantmaycauseunitsto... 
      
SERVICE 
Betbrepertbnningrecomlnendedmaintenance,besure 
unitmainpowerswitchisturnedoffFailuretodosomay 
resultinelectricalshockorinjurytbnnrotatingfanblade. 
PumpdownProcedure--Thesystemmaybepmnped 
downinordertomakerepairsonthelowsidewithoutlosing 
completeretiigerantcharge. 
1.Attachpressuregagetosuctionservicevalvegageport. 
2.Frontseatthemixedphaselinevalve. 
Theunitcoilsholdonlythefactory-desiNlatedamountof 
refrigerant.Additionalrefrigerantmaycauseunitsto...

    Page 15

    Page 15 Table7--Troubleshooting PROBLEM CompressorandFanoftheOutdoor UnitWillNotStart CompressorWillNotStart,But OutdoorFanisOperating CompressorStopsDueto Overtemperature CompressorRunsContinuously POSSIBLECAUSE Unitnotenergized MainswitchissettoOFF Mainswitchfusesareblown Compressorcyclingprotectionison Mainpowervoltageistoolow Electricalconnectionsaretoolooseorare wrong Electricalconnectionsofcompressorareloose orwrong Compressorburntout;seizedorprotection deviceon... 
      
Table7--Troubleshooting 
PROBLEM 
CompressorandFanoftheOutdoor 
UnitWillNotStart 
CompressorWillNotStart,But 
OutdoorFanisOperating 
CompressorStopsDueto 
Overtemperature 
CompressorRunsContinuously POSSIBLECAUSE 
Unitnotenergized 
MainswitchissettoOFF 
Mainswitchfusesareblown 
Compressorcyclingprotectionison 
Mainpowervoltageistoolow 
Electricalconnectionsaretoolooseorare 
wrong 
Electricalconnectionsofcompressorareloose 
orwrong 
Compressorburntout;seizedorprotection 
deviceon...

    Page 16

    Page 16 Copyright2006CarrierCorporation Manufacturerreservestherighttodiscontinue,orchangeatanytime,specificationsordesignswithoutnoticeandwithoutincurringobligations. CatalogNo.02-40QN0001-SIPrintedinU.S.A.Form40QN-8SIPg163-06Replaces:New 
      
Copyright2006CarrierCorporation 
Manufacturerreservestherighttodiscontinue,orchangeatanytime,specificationsordesignswithoutnoticeandwithoutincurringobligations. 
CatalogNo.02-40QN0001-SIPrintedinU.S.A.Form40QN-8SIPg163-06Replaces:New
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