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Carrier 38AN,BK Electronic Control Defrost Regions Map, 4O 3O 2O LU, Lu I, Defrost Region Three

Models: 38AN,BK

1 30

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Page 17

Image 17

4O

LU

I--

o o

F-

DEFROST REGION THREE

DEFROST REGION TWO (MINIMUM UNIT RUNTIME = 6 HOURS*)

(NO DEFROST OPERATION)

ADJUSTS IF LONG DEFROST I

(MORE THAN 6 MINUTES)

ADJUSTS IF SHORT

LESS THAN

_ MINUTES)

0

-10

DEFROST REGION ORE

(MINIMUM UNIT RUN TIME = 50 MIN.*)

0	10	20	2O	4O
			2O	4O

OUTDOORAIR TEMPERATURE(F)

*A defrost will be initiated after 30 minutes of compressor run time _fthe outdoor coil temperature is less than -4 = F.

Fig. 16 --Electronic Control Defrost Regions Map

TEST_]REMOTE

EMER,

LEGEND

EMER --Emergency

Fig. 17 --Slide Switch

Page 17

Image 17

Carrier 38AN,BK Electronic Control Defrost Regions Map, 4O 3O 2O LU, Lu I, Defrost Region Three, _ Minutes, 0 10 10

Contents

For Use in High Wall Applications Installation, Start-UpanService Instructions CONTENTSTable 1 -- System Combinations for Indoor INSTALLATIONand Outdoor Units TYPICAL FAN COL UNITFig. 2 -- Minimum Required Fan Coil Unit Table 3 -- High Wall Unit Package ContentsClearances I_ ,,_lii. _IUNIT 38AN UNIT 38BK NOMINAL CAPACITY Tons UNIT LJI%,,:-I Fig. 3 -- 38AN/BK Dimensional Drawingciso,..5s 4OGNI Lb I Kgl i.. I mml in. I mmlie. I mm Fig. 4 -- 40QN Dimensional DrawingRefrigerant Charges Table 5 -- System Piston Guide andFig. 5 --Fan Coil Unit Refrigerant Piping Jlllll! ilj=* =*=0 ! --H - - = lWall Hole Location 0 o2-PFor Fan Coil Unit Rear Piping Size 009 ShownStep 7 -- Connect Condensate Drain Line Table 6 -- Flare Nut Tightening TorquePR |,LI-1,II _ r_ |VI.__-_11,It1Table 8 -- Electric Heater Data 8.Replaceaccesscover 6.Wiretheoutdoorunitsasfollows•HeatPump,Size009Systems •HeatPump,Size012Systems9.Explain basic system operation to the owner Fig. 13 -- Mounting Remote Controller BracketOperating Fault Diagnosis -- The system includes Fig. 15 -- Louver AdjustmentsFig. 14 -- Remote Controller Microprocessor Control Operation -- This syswill stop30secondsafterthecompressorstopsAfter MORE THAN 6 MINUTES ADJUSTS IF SHORT LESS THAN NO DEFROST OPERATION ADJUSTS IF LONG DEFROSTFig. 16 -- Electronic Control Defrost Regions Map 4O 3O 2O LUTo Install or Replace Remote Controller Batteries CLEANING AND MAINTENANCETo Remove and Clean or Replace Air Filters Table 9 -- Cleaning and Maintenance ScheduleTo Clean Condensate Drains-- Clean all drains and To Clean Outdoor Coil Outdoor UnitFig. 18 -- Installing or Replacing Batteries Fig. 19 -- Setting the Current TimeTable 10 --System Fault Codes SERVICETROUBLESHOOTING ry_lkkkkkkkkkS;Hff_.d265,444 Table 12 --TroubleshootingTable 11 -- 40QN Thermistor Properties 2 WIRES +GROUND WIRELESS CONTROLLER*AIRFLOW LEGENDFLARE CONNECTIONS TO SERVICE VALVES WALL CAPLEGEND AND NOTES FOR FIG. fl I rl II 7-...-_38AN009 OUTDOOR SECTION 40QNB009 FAN COIL38AN012 OUTDOOR SECTION 40QN B012 FAN COIL CONTROL40QNE009 FAN COIL 38BK009 OUTDOOR SECTIONODC Th OOAThT1Qiii38BK012 OUTDOOR SECTION _ _E_ _-__E-__CONTROL PCB A55 Y Page Page Copyright 1999 Carrier Corporation specifications or designsManufacturer reserves