background image

9

Figure 5. Wiring Diagram for *SA3BF4M2SN36K (3.0 Ton Units)

YELLO

W/

BLA

CK

Y2

CY

L1

L2

T1

T2

CONT

AC

TO

R

HIGH PRESSURE

SWITCH

LO

W PRESSURE

SWITCH

OUTDOOR

FAN M

OTO

R

COMPRESSOR

TO

 THERMOS

TAT

YELLO

W/

BLA

CK

YELLO

W

YELLO

W

GRND

L1

L2

SINGLE PHASE

FIELD SUPPL

Y

GR

OUNDING

SCREW

BLUE

YELLO

W

BLA

CK

BLA

CK

BLA

CK

RED

ORANGE

C

S

R

CCH

HC

F

L

S

C

RED

BLA

CK

H

COM

NO

FA

N

RELA

Y

NC

LFT

RT

CAP

A

CIT

OR

BLA

CK

BLA

CK

C

D

TERMINAL

BLOCK 

BLUE

YELLO

W

CC- Contactor Coil

CCH - Crankcase Heater

LPS - Lo

w Pressure Switch

HPS - High Pressure Switch

CSC - Compressor Solenoid Coil

OFR - Outdoor F

an Rela

y Coil

CSC

C

Y2

Y

LPS

HPS

COMPRESSOR

SOLENOID COIL

24 

VO

LT

 FIELD

CONNECTIONS

208/230V

Tw

o Stage Split Air Conditioner (Outdoor Section)

With 

Tw

o Speed Outdoor F

an Motor

Single Phase / 60 Hz.

WIRING DIA

GRAM

10398310

(Replaces 7110150)

7/21

FIELD 

WIRING

LEGEND:

LO

VO

LT

AG

E

HIGH 

VO

LT

AG

E

BLACK

BLUE

YELLO

W

BLUE

BLA

CK

208/230V

H

C

F

CCH

R

C

S

S

C

H

L2

T2

COMPRESSOR

CONT

A

CTS

L1

T1

COMPRESSOR

FAN M

OTO

R

L

FAN RELA

Y

CC

OFR

NO

TES:

1.

 Disconnect all po

wer bef

ore servicing.

2.

 For suppl

y connections use copper conductor

s onl

y.

3.

 Not suitable on systems that e

xceed 150 v

olts to gr

ound.

4.

 For replacement wires use conductor

s suitable f

or 105

5.

 For ampacities and o

ver

current pr

otection,

 see unit rating plate

.

6.

 Connect to 24 v

ac/40v

a/c

lass 2 cir

cuit.

 See furnace/airhandler installation

     instructions f

or contr

ol cir

cuit and optional rela

y/transf

ormer kits.

7.

 Caution:

 The Lo

Voltage wiring shall NO

T be gr

ounded to this unit.

 

1.

 Couper le courant 

av

ant 

    de faire letretien.

2.

 Emplo

yez uniquement des 

    conducteur

s en cuivre

.

3.

 Ne con

vient pas aux installations 

    de plus de 150 v

olt a la terre

.

CAP

A

CIT

OR

SEE NO

TES

6 AND 

7

SEE NO

TES

6 AND 

7

Summary of Contents for SA3BF4M2SN Series

Page 1: ...llation Return these instructions to the customer s package for future reference DO NOT DESTROY PLEASE READ CAREFULLY KEEP IN A SAFE PLACE FOR FUTURE REFERENCE INSTALLATION INSTRUCTIONS IMPORTANT SAFETY INFORMATION 2 AIR CONDITIONER INSTALLATION 2 General Information 2 Before You Install this Unit 2 Packaging Removal 3 Locating the Air Conditioner 3 Clearance Requirements 3 Ground Installations 3 ...

Page 2: ...ions Consult local building codes and the National Electrical Code ANSI for special installation requirements All electrical wiring must be completed in accordance with local state and national codes and regulations and with the National Electric Code ANSI NFPA 70 or in Canada the Canadian Electric Code Part 1 CSA C 22 1 This equipment contains liquid and gaseous refrigerant underhighpressure DONO...

Page 3: ...learancefortheserviceaccesssidetotheunit sservice panel Forinstallationsthatarespaceconstrained onesideofthe unit adjacent to the service panel may have its air side clearance reduced to a minimum of 6 inches The other side adjacent to the service panel requires 24 inches for service access The remaining two sides at a minimum shall require 12 inches of clearance A minimum of 18 inches between two...

Page 4: ...panel and sized as shown on the unit rating label and according to applicable local codes See the unit rating plate for minimum circuit ampacity MCA and maximum overcurrent protection MOP limits CAUTION When performing brazing operations always protect the system components and seals from the possibility of heat damage Remove all caps plugs and Schrader valve cores on piping system components just...

Page 5: ...y branch circuits for both the indoor and outdoor equipment is the proper voltage for the equipment and that the overcurrent protection device is properly sized and that the supply wiring is the correct gauge Verifythatthelowvoltageandthermostatwiringaresecurely connected to the proper terminals for all equipment Verify that the low voltage transformer has been properly connected with that unit s ...

Page 6: ... and Figure 3 page 6 for panel installation Inspect the electrical connections for tightness at the beginning of each heating and cooling season Service as necessary Do not attempt to add additional oil or grease to motors unequipped with oil tubes or grease fittings Most outdoor unit motors are manufactured with sealed permanently lubricated bearings that are designed for the life of the equipmen...

Page 7: ...s perform the following steps 1 Determinetherecommendedchargeaddition ifapplicable for the system being installed This information is in the unit s QRD Quick Reference Data sheet 2 Calculate the amount of additional refrigerant needed for thelinesetlengthoftheactualinstallation Thisinformation is on the first page of the unit s QRD Quick Reference Data sheet 3 Weigh in the additional charge amount...

Page 8: ...see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace airhandler installation instructions for control circuit and optional relay transformer kits 7 Caution The low voltage wiring should not be grounded to this unit 1 Couper le courant avant de faire letretien 2 Employez uniquement des conducteurs en cuivre 3 Ne convient pas aux installations de plus de 150 volt a la terre 103...

Page 9: ...Phase 60 Hz WIRING DIAGRAM 10398310 Replaces 7110150 7 21 FIELD WIRING LEGEND LOW VOLTAGE HIGH VOLTAGE BLACK BLUE YELLOW BLUE BLACK 208 230V H C F CCH R C S S C H L2 T2 COMPRESSOR CONTACTS L1 T1 COMPRESSOR FAN MOTOR L FAN RELAY CC OFR NOTES 1 Disconnect all power before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150 volts to ground 4 For rep...

Page 10: ...Split System Air Conditioner Outdoor Section With ECM Outdoor Motor Single Phase 60 Hz NOTES 1 Disconnect all power before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150 volts to ground 4 For replacement wires use conductors suitable for 105 5 For ampacities and overcurrent protection see unit rating plate 6 Connect to 24 vac 40va class 2 ci...

Page 11: ...11 ...

Page 12: ...d serial number of the unit when ordering replacement parts ELECTRICAL Capacitors Temperature Limit Switches Compressors Thermostats Contactors Time Delay Relays Pressure Switches Transformers Relays MOTORS Blower Motor Fan Motor COMPONENTS Blower Assembly Fan Grille Cabinet Panels Filter Driers Expansion Valves Specifications illustrationssubjecttochangewithoutnoticeorincurringobligations 07 22 O...

Reviews: