Nortek FS4BF, Installation Instructions Manual

Page: 14 / 20

14
YELLO
W/
BLA
CK
Y2
Y L R C P
DC
SOL
CORESENSE
MODULE
Y2
RC
Y
L1
L2
T1
T2
CONT
AC
TO
R
HIGH PRESSUR
E
SWITCH
LO
W PRESSURE
SWITCH
OUTDOOR FAN MO
TO
R
COMPRESSOR
TO
THERMOST
AT
YELLO
W/
BLA
CK
YELLO
W
YELLO
W
GRN
DL
1
L2
SINGLE PHASE
FIELD SUPP
LY
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
R
OUTE
THIS
WIRE
THR
OUGH
“C
” OPENING
IN CORESENSE MODULE
R
OUTHE
THIS
WIRE
THR
OUGH
“S”
OPENING IN CORESENSE MODULE
CAP
A
CIT
OR
BLA
CK
BLA
CK
R
OUTE
THIS
WIRE
THR
OUGH
“R”
OPENING IN CORESENSE MODULE
YELLO
W
CC- Contactor Coil CCH - Crankcase Heater LPS - Lo
w Pressure Switch
HPS - High Pressure Switch CSC - Compressor Solenoid Coi
l
OFR - Outdoor F
an Rela
y Coil
Y2
Y
L
R
C
P
DC
SOL
CS
C
C R
Y2
Y
LPS
HPS
CORESENSE
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.
10/13
FIELD
WIRIN
G
LEGEND
:
LO
W
VO
LT
AG
E
HIGH
VO
LT
AG
E
YELLOW
BLACK
RED
BLUE
YELLO
W
BLUE
GRA
Y
208/230V
H
C
F
CCH
R
C
S S
C
H
L2
T2
COMPRESSOR
CONT
AC
TS
L1
T1
COMPRESSOR
FA
N MO
TO
R
L
FA
N REL
AY
CC
OF
R
NO
TES:
1.
Disconnect all po
wer bef
ore servicing.
2.
For suppl
y connections use copper conductor
s on
ly
.
3.
Not suitable on systems that e
xceed 150 v
olts to gr
ound.
4.
For replacement wires use conductor
s suitable f
or 10
5
5.
For ampacities and o
ver
current pr
otection
, see unit rating plat
e.
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.
Couper le courant
av
ant de faire letretien.
8.
Empl
oy
ez uniquement des conducteur
s en cuivre
.
9.
Ne con
vient pas aux installations de plus de 150 v
olt a la terr
e.
CA
PA
CI
TO
R
WIRING DIA
GRAM
Nor
mal Operation, no tr
ip
Status LE
D
Nor
mal Run
; Solid Green
N/
AN
/A
N/
A
N/
A
N/
A
N/
A
N/
A
4 cons
, 10x total
4 cons
, 10x total
4 con
s,
10x tota
l
1 Occurrence 1 Occurrence 1 Occurrence 10 consecutiv
e
R
ed:
Flash
2
R
ed:
Flash
3
R
ed:
Flash
4
R
ed:
Flash
5
R
ed:
Flash
6
R
ed:
Flash
7
R
ed:
Flash 10
N/
A
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
ru
n cycl
e.
(disab
led in HP mod
e.
)
noi
ta
ci
dnI
t
uo
kc
oL
le
ve
L t
uo
kc
oL
noi
tpi
rc
se
D
D
EL
sut
at
S
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 Rotor
.
Code 5;
Y
ello
w Flash
5
Compressor Moderate Run.
Compressor r
uns >15min, then tr
ips >7min.
Code 6;
Red Flash
6
Open Star
t Cir
cuit.
Current only in r
un circuit.
Code 7;
Red Flash
7
Open Sta
rt
Cir
cuit.
Current only in sta
rt
circuit.
Code 8;
Y
ello
w Flash
8
W
elded Contactor
. Compressor alw
ays r
uns
.
Code 9;
Y
ello
w Flash
9
Lo
w
Voltage
. Control circuit <17
VA
C.
Code 10;
Red Flash 10
Over Current Pr
otection
. PR
OT
ter
minal has >2A input f
or more than 40ms
711208
0
Figure 11. W.d. for 3 ton models with coreSense
tm