Kelvinator JT4BE048KA Instruction Manual

AIR HANDLERB6BM, B6EM, & B6VM SERIESINSTALLATION INSTRUCTIONSIMPORTANTATTENTION INSTALLERS:It is your responsibility to know this product better t

10• Iftheairhandlerislocatedinorabovealivingspacewhere damage may result from condensate overflow, an auxiliary drain pan shall be install

11ELECTRICAL CONNECTIONS WARNING:ELECTRICAL SHOCK, FIRE OREXPLOSION HAZARDFailure to follow safety warnings exactly could result in serious injury or

12Refer to the thermostat manufacturer’s instruction sheet for detailed mounting and installation information.• Installthegrommet,whichispacked

13When electric heat packages with circuit breakers are field-installed, the circuit breaker may be used as a disconnecting means in most applications.

145. Weigh in the proper amount of new (or reclaimed) refrigerant. Refer to the air conditioner or heat pump installation manual for the proper type

15DHUMRRDHUMHUMIDISTATMOTORCONTROL BOARDFigure 10. DHUM Wiring Configuration• Terminal4=Hispeed• Terminal5=Medspeed• Terminal6=Lowspeed4

16Table 2. Filter SizesCABINET SIZE FILTER SIZEA 12 x 20 x 1B 18 x 20 x 1C 20 x 20 x 1RED LED (AN2) DIAGNOSTICOFF Control Fault (No Power)Flash Blower

17FIGURES & TABLESFigure 11. B6 Series Physical Dimensions3/4”3/4”3/4”13”1 7/8" K.O.11/8” K.O.(typ.)11/4”15/8”17/8”11/4”3 1/4”2 5/8”11/8” K.O

18HorizontalDrain PanVerticalDrain PanCoilAssemblyMotorMount KitBlowerMotorTransformerCapacitorCircuitBreaker (60A)Heating ElementAssemblyFilterTracks

19Airflow DataDRY COIL ESP 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80*24KA-CABINETLow 683 647 607 563 515 463 406 345Corrected ESP10.00 0.07 0.19 0.30 0.4

2TABLE OF CONTENTSIMPORTANT SAFETY INFORMATION ...3REQUIREMENTS & CODES ...3GENERAL INFORMATIO

20B6EMA-CABINETSWITCH SETTINGS0 = OFF, 1 = ONCOOLING OR HEATING AIRFLOW (CFM)DRY COIL ESP1/5 2/6 3/7 4/8 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.80 0 0 0 585 55

21Table 7. B6EM (FSHE) Minimum Heating Airflow Settings (CFM)CABINETNOMINAL ELECTIC HEAT KW5 8 10 15 20 25 30A 800 900 1000 1300 N/A N/A N/AB 900 1000

22B6VMA-CABINETCOOLING AIRFLOW HEATING AIRFLOWA/B SWITCH SETTING0 = OFF, 1 = ONCOOL SWITCH SETTING0 = OFF, 1 = ONAIRFLOW(CFM)A/B SWITCH SETTING0 = OFF

23LED 1BLWDTCBLWDTC_RHEATCOOLEACL 1L 2P2RCGWY3A FuseHEATER P1Figure 13. Single Stage Control BoardCRGY2/YO1W2W1YLLED 1HEATER P1L 2HUMEACP23A FuseP3Fig

24Figure 15. Fixed Speed Motor Control BoardGREENREDSTATUSNOT USEDTEST PORTBLOWER MOTORRCY1TWINDEHUMW1EXPANSIONPORTCOOLHEATFAN SPEED1 2 345 6 78OFF ON

25WIRING DIAGRAM(Replaces 7110750)Air Handler LegendField WiringFactory Wiring:Low VoltageHigh Voltage¢711075"¤1009711075ACAP.13521246HEATER PLUG

26WIRING DIAGRAM7110760Air Handler with Fixed Speed High Efficiency MotorLegendField WiringFactory Wiring:Low VoltageHigh Vo ltage¢711076(¤05101224024

27WIRING DIAGRAM7110770Air Handler with Variable Speed High Efficiency MotorLegendField WiringFactory Wiring:Low VoltageHigh Vo ltage¢711077.¤05101224

28Table 10. B6BM MCA & MOP DataB6BM MINIMUM CIRCUIT AMPACITY & MAXIMUM OVERCURRENT PROTECTIONCABINET CAPACITYHEAT KITMODELNUMBERH6HK-240 VAC,

29Table 12. Control Board OperationCONTROL SIGNAL & MODE OPERATION TOTAL KW BOARD ACTIONW1 ONLYEHEATON5 KWstage 1 Heat on instantlyHeat blower on

3IMPORTANT SAFETY INFORMATIONPlease read all instructions before servicing this equipment. Pay attention to all safety warnings and any other special

30CONTROL SIGNAL & MODE OPERATION TOTAL KW BOARD ACTIONW1 & W2EHEATON5 KWstage 1 Heat on instantlyHeat blower on aFter 3 seCond delay10 KWstag

31Table 12. Control Board Operation - ContinuedCONTROL SIGNAL & MODE OPERATION TOTAL KW BOARD ACTIONW1, W2 & Y/Y2AUX HEATON5 KWstage 1 Heat on

709172C (Replaces 709172B)INSTALLATION / PERFORMANCE CHECK LISTINSTALLER NAME:CITY: STATE:INSTALLATION ADDRESS:CITY: STATE:unit model #unit serial #Mi

4GENERAL INFORMATIONThis appliance has been tested for capacity and efficiency in accordance with AHRI Standards and will provide many years of safe an

5• Before occupying the structure: The lter must bereplaced or cleaned, the duct work must be inspected and cleaned of any construction debr

6AIR HANDLER INSTALLATIONThe B6 Series Air Handler is shipped ready for vertical upflow installation and is approved for attic, basement, alcove/closet

7Horizontal InstallationsThe B6 Series air handler can be installed horizontally in an attic, basement, crawl space or alcove. It can also be suspende

8 WARNING:The coil in the air handler is factory shipped with a nitrogen charge. Avoid direct face exposure or contact with valve when gas is escaping

9Connecting the LinesetsIMPORTANT NOTES FOR HORIZONTAL OR DOWNFLOW INSTALLATIONS WITH TXV VALVE:• Thesensingbulbmustbelocatedushagainstthes