background image

24

Air Handler with 

Fixed Speed High Efficiency Moto

r

10436940

07/22

FIELD 

WIRIN

G

LEGEND

:

LO

VO

LT

AG

E

HIGH 

VO

LT

AG

E

NO

TES:

1.

 The blo

wer motor speed tap connection ma

y not be 

    as sho

wn.

 See the Installation Instructions.

2.

 Disconnect all po

wer bef

ore servicing.

3.

 T

ransf

ormer ma

y ha

ve a dual v

oltage

 

    primary tap.

  Match the tap position with the suppl

    v

oltage used.

4.

 If the internal wiring is replaced,use onl

y 105°C 

    copper wire of the same gauge

.

Remar

ques

1.

 Le connecteur de vitesse du moteur du ventilateur

 

peut différer de l’illustration.

 Consultez les 

Instructions d’installation.

2.

 Débranchez toutes les sour

ces d’alimentation 

av

ant l’entretien.

3.

 Le transf

ormateur peut 

av

oir un 

ro

binet principal à 

double tension

. Agencez la position du r

obinet au 

type de tension de l’installation.

4.

 Si le câblage interne est remplacé,

 utilisez 

seulement un fil de cuivre 105° C du même gabarit.

WIRING DIA

GRAM

R C G W D Y

6-PIN PLUG

1

2

240

24 

V

208

COM

TRANSFORMER

R

C

HEA TER PLUG

MOTO

R

L1

L2 

R

L1

L2 

4-PIN PLUG

MO

TO

R

HARNESS

BLOWE

R

LIMIT

BLOW

ER

LIMIT

BLA

CK

WHITE

BL

AC

K

RED

BLA

CK

WHITE

RED

GRA

Y

RED

GREEN

GRA

Y

WHIT

E

YELL

OW

VIOLET

CONNECT 

TO

 W ON CONTR

OL 

BO

ARD ON

LY

 WHEN ELECTRIC 

HEA

TER KIT IS INST

ALLED

CONNECT 

TO

 WHITE 

WIRE

 

ON HEA

TER  KIT ONL

WHEN

 

ELECTRIC HEA

TER KIT 

IS INST

ALLED

WHITE 

WIRE FR

OM 

ELECTRIC HEA

TER KIT 

AC

CESSO

RY

BLUE

BLUE

BLUE

WHITE

WHITE

CUT 

WIRES 

TO

 REMO

VE PLUG HOUSING

WHEN HEA

TER KIT NO

T INST

ALLED

Figure 16. B64EM Wiring Diagram

Содержание B64EM Series

Страница 1: ...well Pay attention to all safety warnings and any other special notes highlighted in the manual Improper installation of the furnace or failure to follow safety warnings could result in serious injury...

Страница 2: ...wer Continuously 11 Selecting Continuous Low Speed Fan Operation 11 Turning the Blower Off 11 System Cooling 11 System Heating 11 Selecting Minimum Electric Heat Airflow 11 Blower Configurations 11 De...

Страница 3: ...ation service and operation of this unit Unqualified individuals should not attempt to interpret these instructions or install this equipment Failure to follow safety recommendations could result in p...

Страница 4: ...ment Refer to applicable building codes for details Static pressure drop through louvered openings and through return air plenums should be considered in the overallductdesigninthedeterminationoftheto...

Страница 5: ...needed gaskets and grommets around penetrations into the air handler such as for electrical wiring AIR HANDLER INSTALLATION B64 series air handlers are shipped ready for vertical upflow installation a...

Страница 6: ...Right Installations 1 Remove the coil access door Unscrew the line set tube close off plate from the front left cabinet rail 2 Slide the coil and drain pan assembly out of the unit 3 Remove the sheet...

Страница 7: ...ntact with valve when gas is escaping Always ensure adequate ventilation is present during the depressurization process Address any uncertainties before proceeding Failure to comply with this warning...

Страница 8: ...ondensables to prevent low efficiency operation or damage to the unit The suggested range of evacuation is 350 500 microns 9 Charge the system with refrigerant Refer to the outdoor unitinstallationman...

Страница 9: ...ation service and operation of this unit Unqualified individuals should not attempt to interpret these instructions or install this equipment Failure to follow safety recommendations could result in p...

Страница 10: ...5 Connect blue blower limit wires according to Heater Kit Installation Instructions and the corresponding Wiring Diagram If a heater kit is not installed 1 Remove the 2 wire plug of the air handler b...

Страница 11: ...n B64EM models B64VM models automatically set the heating speed based on the amount of installed heat The A B switch must be set appropriately for the unit cabinet size For C sized cabinets the A B sw...

Страница 12: ...cted airflow while the system is in the lo cool mode and 100 of the selected airflow while in hi cool mode Units with an FSHE control scheme B64EM have a control board that includes a 7 segment displa...

Страница 13: ...or on the blower and motor as part of the annual inspection Blower Fan Wheel Inspect the blower wheel blades for accumulations of dirt and clean if necessary Inspect mounting nut for tightness when do...

Страница 14: ...typ 13 4 K O typ 1 7 8 3 5 8 5 5 8 DETAIL D 3 1 4 2 1 4 15 1 4 13 SUCTION LIQUID W 1 1 8 1 7 8 7 8 K O H 22 A CABINET SIZE H W A DETAIL D A 43 5 16 14 3 16 12 3 4 No B 43 5 16 19 11 16 18 1 4 No Tall...

Страница 15: ...l Drain Pan Coil Assembly Motor Mount Kit Blower Motor Transformer Capacitor Circuit Breaker 60A Heating Element Assembly Filter Tracks Blower Wheel Blower Housing Motor Control Board Filter Door Uppe...

Страница 16: ...0 795 720 685 0 1 1 0 1095 1040 995 950 900 850 805 750 1 1 1 0 1155 1105 1060 1010 965 920 870 825 0 0 0 1 1230 1185 1140 1090 1045 1010 965 920 1 0 0 1 1285 1260 1210 1165 1125 1080 1040 1010 0 1 0...

Страница 17: ...TON 560 560 1200 3 5 TON 600 600 1250 625 650 2 TON 1300 4 TON 700 2 TON 700 1350 750 750 1400 800 2 5 TON 800 2 5 TON 1450 850 850 1500 875 875 1550 890 950 1600 5 TON 930 1050 3 TON 1650 950 1150 3...

Страница 18: ...ING 0 OFF 1 ON AIRFLOW CFM 5 6 7 8 0 0 0 0 1100 0 0 0 1 1200 0 0 1 0 1250 0 0 1 1 1300 0 1 0 0 1350 0 1 0 1 1400 0 1 1 0 1450 0 1 1 1 1500 1 0 0 0 1550 1 0 0 1 1600 1 0 1 0 1650 1 0 1 1 1700 1 1 0 0 1...

Страница 19: ...W1 W2 EHEAT ON 5 KW Stage 1 Heat on instantly Heat blower on after 3 second delay 8 KW 10 KW Stage 1 Heat on instantly Heat blower on after 3 second delay Stage 2 Heat on after 5 seconds delay 15 KW...

Страница 20: ...fter 5 seconds delay 15 KW Stage 1 Heat on instantly Cool blower on after 3 second delay Stage 2 Heat on after 5 seconds delay Stage 3 Heat on after 30 seconds delay 20 KW Stage 1 Heat on instantly Co...

Страница 21: ...cal Heat Pump with 2 Stage Air Handler G R W2 C O Y1 Thermostat O Y1 R C G R W E Thermostat Y1 C Y1 W2 Typical 2 Stage Air Conditioner with 2 Stage Air Handler Typical 2 Stage Heat Pump with 2 Stage A...

Страница 22: ...1 BLWDTC BLWDTC_R HEAT COOL EAC L 1 L 2 P2 R C G W Y 3A Fuse HEATER P1 Figure 12 Single Stage Control Board C R G Y2 Y O 1W 2W 1Y L LED 1 HEATER P1 L 2 HUM EAC P2 3A Fuse P3 Figure 13 Two Stage Contro...

Страница 23: ...R ECM BLOWER Figure 14 Fixed Speed Motor Control Board GND SENSOR DEHUM Y1 H L2 OUT L2 IN L1 IN L1 OUT Y1 Y Y2 W C EXPANSION PORT R RED GREEN TEST PORT BLOWER MOTOR RED INPUTS COOL HEAT FAN SPEED OUTP...

Страница 24: ...entation avant l entretien 3 Le transformateur peut avoir un robinet principal double tension Agencez la position du robinet au type de tension de l installation 4 Si le c blage interne est remplac ut...

Страница 25: ...e tension Agencez la position du robinet au type de tension de l installation 4 Si le c blage interne est remplac utilisez seulement un fil de cuivre 105 C du m me gabarit WIRING DIAGRAM CONNECT TO W1...

Страница 26: ...tterthanyourcustomer This includes being able to install the product according to strict safety guidelines and instructing the customer on how to operate and maintain the equipment for the life of the...

Страница 27: ...27...

Страница 28: ...10436960 NEW Specifications illustrations subject to change without notice or incurring obligations 08 22 O Fallon MO Nortek Global HVAC LLC 2022 All Rights Reserved...

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