Nortek S4BE-018 Series Installation Instructions Manual Download Page 10

10

Figure 5

CC - Contactor Coil

LPS - Lo

w Pressure Switch

HPS - High Pressure Switch

Split System Air Conditioner (Outdoor Section)

Single Phase

WIRING DIA

GRAM

NO

TES:

1.

 Disconnect all po

wer bef

ore servicing

.

2.

 For supp

ly

 connections use copper conducto

rs

 on

ly

.

3.

 Not suitable on systems that e

xceed 150 v

olts to gr

ound.

4.

 For replacement wires use conductor

s suitable 

fo

r 105 deg C.

5.

 For ampacities and o

ver

current pr

otection

, see unit rating plat

e.

6.

 Connect to 24 v

ac/40ca/c

lass 2 cir

cuit.

 See furnace/airhandler installation

    instructions f

or contr

ol cir

cuit and optional rela

y/transf

ormer kits.

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

.

FIELD 

WIRING

LEGEND

:

LO

VO

LT

AG

E

HIGH 

VO

LT

AG

E

01/13

Nor

mal Operation, no tr

ip

Status LE

D

Nor

mal Run

; Solid 

Yello

w

N/A

N/

A

N/

AN

/A

N/A

N/

A

4 cons

, 10x total

4 cons

, 10x total

4 cons

, 10x total

1 Occurrenc

e

10 consecuti

ve

Red:

 Flash 

2

Red:

 Flash 

3

Red:

 Flash 

4

Red:

 Flash 

5

Red:

 Flash 

9

Code 1;

 Y

ello

w Flash 

1

Code 2;

 Y

ello

w Flash 

2

Code 3;

 Y

ello

w Flash 

3

Code 4;

 Y

ello

w Flash 

4

Long Run 

Time

.

  Compressor r

unning e

xtremely long r

un cycle

.  (disab

led in HP mode

.)

Status LED Descr

iption

Loc

kout Le

ve

l

Loc

kout Indication

Compr

sesor Pressure 

Trip.

  Disch.

 or suct.

 pressure out of limits or compressor 

ov

er

loaded.

Shor

t Cyc

ling

.

  Compressor is r

unning only br

iefly

.

Loc

ked Roto

r.

Code 5;

 Y

ello

w Flash 

5

Compressor Moderate Run.

  Compressor r

uns >15min, then tr

ips >7min.

Code 9;

 Red Flash 19

Over Current Pr

otection

.

  PR

OT

 ter

minal has >2A input f

or more than 40ms

Tr

ip;

 Solid Red

Demand 

bu

t compressor is not r

unnin

g

711204

0

HPS

CORESENSE

MODULE

P

C

C

Y

Y

GR

OUNDING

SCREW

L1

L2

GND

T1

T2

L1

L2

OUTDOO

R

FAN M

OTO

R

C

S

DU

AL

CAP

A

CIT

OR

R

CONT

AC

TO

R

C

S

R

H

C

F

RED OR

RED BLAC

K

YELLO

W

OR

YELLO

W

BLA

CK

ORANGE

BLUE

BLA

CK OR

BLK 

WHT

BLA

CK

YELLOW

/BLAC

K

SEE NO

TE 

6

L1

208/230V

CC

H

C

F

R

C

S

S

C

R

L2

T2

COMPRESSOR

CONT

A

CTS

COMPRESSOR

OUTDOOR 

FA

N

MO

TO

R

HPS

LPS

CORESENSE

MODULE

P

C

C

Y

Y

24 

VO

LT

 FIELD

CONNECTIONS

T1

YELLO

W

YELLOW

BLAC

K

BLAC

K

Figure 5. Wiring diagram for 1.5 - 4 ton models (with coreSense

tm

)

Summary of Contents for S4BE-018 Series

Page 1: ...ns to the customer s package for future reference DO NOT DESTROY PLEASE READ CAREFULLY KEEP IN A SAFE PLACE FOR FUTURE REFERENCE important SAFETY INFORMATION 2 Air conditioner INSTallATION 3 General I...

Page 2: ...below must be followed during the installation service and operation of this unit Unqualified individuals should not attempt to interpret these instructions or install this equipment Failure to follow...

Page 3: ...formaintenanceinformation and availability of maintenance contracts Please read all instructions before installing the unit Locating the Air Conditioner Survey the job site to determine the best locat...

Page 4: ...Figure 7 Make all electrical connections in accordance with all applicable codes and ordinances Overcurrent protection must be provided at the branch circuit distribution panel and sized as shown on t...

Page 5: ...on the side of the module to quickly direct the technician to the root cause of a problem Alert identification codes are also listed in Table 3 page 13 Compressor Protection TheCoreSenseTM Diagnostics...

Page 6: ...the source of the noise and correct as necessary 3 Verify HI and LO refrigerant pressures 4 Allowthesystemtooperateforseveralminutesandthen set the temperature selector above room temperature Verify...

Page 7: ...airflowsor non listed combinations may require modification to the expansion device and refrigerant charging procedures for proper and efficient system operation The refrigerant charge can be checked...

Page 8: ...weigh in the refrigerant to the amount specified on the unit rating label The refrigerant charging chart is valid for a variety of indoor return air conditions and are most influenced by theoutdooram...

Page 9: ...t and optional relay transformer kits 7 Anti Short Cycle Timer ASCT may or may not be installed in the unit If desired ASCT is factory installed on select models only or may be field installed as show...

Page 10: ...onsecutive Red Flash 2 Red Flash 3 Red Flash 4 Red Flash 5 Red Flash 9 Code 1 Yellow Flash 1 Code 2 Yellow Flash 2 Code 3 Yellow Flash 3 Code 4 Yellow Flash 4 Long Run Time Compressor running extremel...

Page 11: ...ion see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace air handler installation instructions for control circuit and optional relay transformer kits 7 Anti Short Cycle Timer AS...

Page 12: ...erate Run Compressor runs 15min then trips 7min Code 9 Red Flash 19 Over Current Protection PROT terminal has 2A input for more than 40ms Trip Solid Red Demand but compressor is not running YELLOW BLA...

Page 13: ...h 3 Pressure switch cycling Compressor runs for 12 sec to 15 min followed by a compressor trip lasting between 35 sec to 7 min 4x consecutive or 10x total Red Flash3 Yellow Off Code4 Yellow Flash 4 Lo...

Page 14: ...14...

Page 15: ...15...

Page 16: ..._______________ Unit Installed Minimum clearances shown on page 3 YES NO Has the owner s information been reviewed with the customer YES NO Has the Literature Package been left with the unit YES NO RE...

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