12
Wiring Schematic
EV
APORA
T
OR BLO
WER
WE
BK
ISA1
1
5
LEGEND
CR - COMPRESSOR RELA
Y
D
A
- D
AMPER A
CTU
A
T
OR RELA
Y
DT - D
AMPER
THERMOST
A
T
HL - HEA
TER LIMITER
HR - HEA
TER RELA
Y
ICR - INPUT COOLING REQ
UEST
IHR - INPUT HEA
T REQ
UEST
IP
A - INPUT PURGE ALARM
ISA - INPUT SMOKE ALARM
L
TT - LO
W
TEMPERA
TURE
THERMOST
A
T
OCF - OUTPUT COMPONENTS F
AILURE ALARM
OPF - OUTPUT PO
WER F
AILURE ALARM
OPF
8
7
SUPPRESSOR
CRANKCASE HEA
TER
HEA
TER
COMPRESSOR
HR
8
6
CR
O/L
C
S
R
SPEED
CONTR
OLLER
CONDENSER BLO
WER
TRANSFORMER
RED
24
V
A
C
BR
A
CTU
A
T
OR
DT
2
3
1
C
6
4
ISA
IP
A
DA
1
2
6
4
6
IHR
5
3
5
3
ICR
IHR
HR
CR
HL
LT
T
DA
24 V
A
C
OUTLET
OCF
LPS
NC
HPS
OPF
OUTPUT ALARM
OPERA
TION CONDITION
8
7
IP
A
8
7
ISA
8
7
IHR
8
7
ICR
INPUT SIGNAL 24
V
A
C
NC
6
4
E
V
APORA
T
O
R BLO
W
ER
W
E
BK
ISA1
1
5
OCF
LEGE
N
D
CR - COMPRESSOR RELA
Y
D
A
- D
AMPER A
CTU
A
T
OR RELA
Y
DT - D
AMPER
THERMOST
A
T
HL - HEA
TER LIMITER
HR - HEA
TER RELA
Y
ICR - I
N
PUT COOLI
N
G REQ
UEST
IHR - I
N
PUT HEA
T REQ
UEST
IP
A - I
N
PUT PURGE ALARM
ISA - I
N
PUT SMOKE ALARM
L
TT - LO
W
TEMPERA
TURE THERMOST
A
T
OCF - OUTPUT COMPO
N
E
N
TS F
AILURE ALARM
OPF - OUTPUT
-PO
W
ER F
AILURE ALARM
24
V
AC
OUTLET
HPS
LPS
N
C
OPF
N
C
OUTPUT ALARM
OPERA
TIO
N
CO
N
DITIO
N
IP
A
ISA
IHR
ICR
7
8
7
8
7
8
7
8
I
N
PUT SIG
N
AL 24
V
AC
SUPPRESSOR
CRA
N
KCASE HEA
TER
8
6
HEA
TER
HR
O/L
C
S
R
COMPRESSOR
CO
N
DE
N
SER
FA
N
THERMOST
A
T
TRA
N
SFORMER
RED
BR
24
V
AC
DA
IP
A
A
C
TU
A
T
OR
4
6
2
6
1
C
6
4
ISA
3
2
1
DT
6
4
IHR
CR
HL
DA
HR
ICR
IHR
5
3
5
3
8
7
OPF
8
9
6
7
10
CO
N
DE
N
SER BLO
W
ER
2
6
ICR
6
2
IHR
CR
LT
T
A
10
9
8
7
6
LT
T
A
7
6
WD-1190 - Re
v.
A
K2A3C30EP62R,
K2A3C30EP62R-1
WD-980
NO
TE:
This wir
ing diag
ra
m applies to units with Ser
ial Numbers up to and including B07A1148.
NO
TE:
This wir
ing diag
ra
m applies to units with Ser
ial Numbers D07A1989 and abo
v
e
.
K2A3C30EP62-2