Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HI
G
H V
O
LT
A
G
E
!
DI
S
CO
NNE
CT
AL
L
PO
W
E
R BE
FO
RE
S
ERV
ICI
NG
O
R I
NS
TA
LL
IN
G
T
HI
S
U
N
IT
. M
U
LT
IPL
E PO
W
ER
SO
U
R
C
ES M
AY B
E P
R
ESEN
T.
F
A
IL
U
R
E
TO
DO
S
O
M
AY
CAUS
E P
RO
P
ERT
Y DAM
AG
E,
P
ERS
O
NAL
INJ
UR
Y O
R DE
AT
H
.
27
WIRING DIAGRAMS
DCH072* 460, 575 / 3 / 60 2 SPEED
RD
BK
P
O
W
E
R
DI
A
G
RA
M
D
C
H
072***(
4/
7)
2 SPEE
D
EM
2
S
T
AGE
C
OM
P
5.
SEE ACC
ESSORY
KIT
LIT
ER
A
T
URE
FOR O
P
T
ION
AL CON
VEN
IENC
E OU
T
LET
W
IRING
DIAGRA
M
.
4
SEE CON
T
ROL
DIAGRA
M
FOR CON
T
ROL
T
RAN
SFOR
M
ER
LOW
VOLT
AGE CONNEC
T
ION
S
3
20
8/
230V SU
PPLY
POW
ER
UNI
T
S
AR
E F
AC
T
ORY CONN
EC
T
ED
T
O
T
HE
CON
T
ROL
T
RAN
SFOR
M
ER
240V
T
AP.
MO
V
E
W
IR
E
CONNEC
T
ION
FRO
M
240V
T
AP
T
O
208V
T
AP
WH
EN
208V
P
OW
ER
SU
PPLY
IS
U
S
ED
.
2
T
HE
CON
T
ROL
T
RAN
SFOR
M
ER
H
AS
MU
LT
IP
LE
HIGH
VOLT
AGE
T
APS.
EN
SUR
E W
IRE CONNEC
T
IONS AR
E
CORREC
T
FOR
UNI
T
SU
PPLY
VOLT
AGE
R
A
T
ING
1.
R
EPLAC
EM
EN
T
W
IR
E
MU
ST
BE
SAM
E
SIZ
E
AND
T
Y
PE
OF
IN
SU
LAT
ION
AS
ORIG
IN
AL
(US
E
CO
PPER
CONDUCTOR
S
ONLY).
UNI
T
T
ER
M
IN
ALS AR
E NO
T
D
ESIGN
ED
FOR O
T
HER
CONDUCTOR
S
T
HE
U
SE OF O
T
HER
T
Y
PE CONDUCTOR
S M
AY C
AU
SE DAM
AGE T
O T
HE
UNI
T
NO
T
ES:
0140L05440-
A
GND
L1
L2
L3
LINE
V
O
LT
AGE
BK
RD
RD
PU
BK
YL
OR
BK
RD
YL
FC
BK(12)
BK(13)
BK(11)
BK
OR
RD
BK
RD
BK
OR
RD
OR
BK
RD
OR
L1
L2
L3
T
1
T2
T
3
BC1
BK
BK
RD
L1
L2
L3
T
1
T2
T
3
BC2
RD
OR
L1
L2
L3
T1
T
2
T
3
CC
OR
RD
BK
OR
RD
YL
BK
T
1
T
3
C
OM
P
T
2
EM
OR
RD
BK
WH
OR
BL
GY
BL
YL
G
Y
BL
YL
GR
RD
BK
2,3
4
24V CNT
L
VOL
T
AG
E
L
INE
VOL
T
AGE
TR1
LOW
V
O
LT
AGE
FI
E
LD
W
IR
IN
G
HIGH
VOLT
A
G
E
Y2
2ND ST
A
G
E
CO
OL CA
LL
(OUT
PU
T)
Y1
1S
T
STAGE
CO
OL C
A
LL
(OUT
PU
T)
W2
2ND
S
T
AGE
HEA
T
C
A
LL
(OUT
PUT)
W1
1S
T
S
T
AGE
HEA
T
C
A
LL
(OUT
PU
T)
G
C
R
T
B
1
CONNEC
T
ION
24VAC-P
WR
(INPU
T)
THER
M
O
STAT
IN
/
OU
T
24VAC
- COM
(INPU
T)
FAN
C
A
LL
(OUT
PU
T)
THER
M
O
STAT C
O
NN
ECT
IO
NS
YELLOW/ PINK S
TRI
PE
YELL
OW
YL/PK
BL/P
K
BK
W
IR
E
C
O
DE
BLACK
BL
BLUE
BR
BROWN
GR
GREEN
GY
GRAY
OR
ORANGE
PK
PINK
PU
PURPLE
RD
RED
WH
WHITE
YL
BLUE/ PINK S
TRI
PE
FACT
O
RY
W
IR
IN
G
LO
W
V
O
LT
A
G
E
HIGH VOL
T
AG
E
HIGH VOLT
AG
E
OP
T
IONAL
BK
RD
BK
RD
OR
B
LO
W
E
R
C
O
N
T
A
C
T
O
R
BC
BLOW
ER
R
E
LAY
C
O
M
P
R
E
S
S
O
R
C
O
N
T
A
C
T
O
R
CC
C
O
M
P
O
NE
NT L
E
G
EN
D
BR
BK
PU
CRANKCA
SE
HE
AT
ER
C
CH
BK
GR
RD
BK
C
CH
6
6
2 SPE
ED
EVAPORA
T
OR
MO
T
OR: BLAC
K LEAD
S FOR HIGH
SPEED
OPER
AT
ION,
AND
WHI
T
E
/ BLUE / OR
ANG
E
LE
AD
S FOR
LOW
SP
EED
OPER
AT
ION.
BK
3
1
CMR
YL
CM
PU
BR
BK
GR
PU
BR
BK
BK
RD
3
1
C
HR
CRANKCA
SE H
E
A
T
ER
RE
LA
Y
C
HR
CRANKCA
SE
H
E
A
T
ER SW
ITCH
CHS
CONDENS
ER M
O
T
OR
CM
CO
M
PRE
SS
OR
C
O
MP
DC
DEFR
OS
T
CON
T
ROL
CS
CO
M
PRE
SSOR
2ND
S
T
AGE
SO
LE
N
O
ID
DFT
D
E
F
R
O
S
T
T
H
E
R
M
O
S
T
A
T
S
W
IT
C
H
T
B
3
TR1
T
B
1
TRANS
FOR
M
ER
1, CON
TROL
S
(LIN
E
V
O
LT
AGE
/ 24VAC)
T
E
R
M
IN
A
L B
LO
C
K
1
, L
O
W
V
O
LT
A
G
E
T
E
R
M
IN
AL
BL
OC
K
3,
L
O
W
VO
LT
AG
E
SSHR
2ND
STAGE H
E
A
T
R
E
LA
Y
EM
ECON
E
V
AP
OR
ATOR
M
O
T
O
R
EC
ON
OM
IZ
ER
FC
FAN
C
A
P
AC
ITOR
EV
A
PO
R
AT
O
R
B
LO
W
E
R
T
IM
E D
EL
AY
R
EL
A
Y
E
B
TDR
PLUG
/
C
ONNEC
T
O
R
, M
A
LE
PL
M
HI
GH
PRE
S
SURE
S
W
ITCH
LO
W
PRE
S
SURE
S
W
ITCH
PLUG
/
C
ONNEC
T
O
R
, F
E
M
A
LE
HPS
LPS
PLF
E
Q
U
P
IM
E
N
T
G
R
O
U
N
D
G
N
D
DEFR
OST
ISOLATION
R
E
LAY
DR
REV
ERS
IN
G V
A
LVE C
O
IL
RVC
CONDENS
ER M
O
T
OR
RELAY
CMR
