WIRING DIAGRAMS
39
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
*SZC160[24-48]1AC, *SZC160601BA
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
W
IRING
CO
D
E
F
A
CT
OR
Y
WI
RI
NG
HI
G
H
VO
LT
AG
E
LO
W
VO
L
T
A
G
E
HI
G
H
VO
LT
AG
E
FIE
L
D
CO
L
O
R
CO
D
E
BK
--
--
----
---
----
BLA
C
K
BL
---
----
----
---
- BL
U
E
BL/P
K
--
---
----
- B
L
U
E
/PIN
K
ST
R
IPE
BR
--
---
---
---
--
--
BR
O
W
N
OR
--
----
---
--
--
--
OR
AN
GE
PU
--
---
---
---
--
--
PU
R
P
LE
RD
--
---
----
--
--
--
RE
D
WH
--
-----
---
----
WH
IT
E
YL
---
----
----
---
- YE
L
L
O
W
YL/P
K
--
---
----
- YE
L
L
O
W
/P
IN
K
ST
R
IPE
1
3
4
6
E1
1
E16
CO
M
FA
N
PU
RD
(L
O
W
)
BR
RE
LA
Y
RE
L
A
Y
RE
L
A
Y
HE
R
M
CO
M
ST
A
R
T
RU
N
230
VA
C
S
U
PPL
Y
L1
L2
E1
3
L2
OU
T
L2
L1
E1
0
R
C
ST
A
R
T
E5
E8
CA
P
CO
M
CC
H
E2
1
E1
7
ST
A
R
T
RL
Y
BK
(HI
G
H
)
UC
BO
A
R
D
FU
SE
O
L
R
C
W1
Y1
E2
Y2
FA
N
RU
N
1
2
1
2
R
C
E2
5
E29
E28
E26
E24
E23
E22
E1
4
HI
G
H
RV
S
L
P
C
O
HP
CO
E4
7
E1
OA
T
O
C
T
OA
S
OC
S
RD
BK
BR
RD
RD
BK
YL
PU
YL
GN
D
LO
W
VO
L
T
A
G
E
BA
RR
IE
R
BL
/P
K
BK
YL
/P
K
BK
YL
/P
K
BK
RD
BK
BK
BK
BL
/P
K
RC
CF
IO
AU
X
MA
IN
C
R
S
AU
X
MA
IN
CO
M
P
CS
Y2
C
BK
YL
RD
CO
N
T
RO
L
BO
X
L1
L2
K2
C
R
S
COMP
R
S
HERM
C
PSC F
AN MO
TOR
C
UC CO
NTROL
HER
M
CAP
COM
C
HIGH
LOW
K4
K3
LPC
HPC
E14
TO uP
RUN
CAP
ACITOR
1
2
R
C
LY2
W1
O
K6
O
L
Y2
Y1
W1
C
O
L
(O
PT
IO
NA
L
)
Y2
Y1
W1
C
LE
GA
C
Y
IND
O
OR
T-
S
T
A
T
C
R
2
1
C
R
2
1
RR
C
R
C
O
M
M
U
NICA
TI
NG
IND
O
O
R
T-
S
T
A
T
IN
D
O
O
R
PO
W
E
R
SU
PP
L
Y
2
4
VA
C
TO
IN
D
O
O
R
CO
MM
UN
IC
A
T
IN
G
PC
B
FAN
CAP
Y1
0140
R
0
0
191
-A
TH
IS
W
IRING
SC
HE
MA
T
IC
SH
O
W
S
TH
E
LE
GA
CY
W
IRI
NG
FR
O
M
TH
E
FA
CT
OR
Y
.
TH
E
W
IRE
S
GO
TO
IND
O
OR
T-
S
T
AT
AS
SH
O
W
N
IN
"L
EG
AC
Y
IN
D
OOR
T-
S
T
AT
".
TO
WI
R
E
TH
E
SY
ST
E
M
IN
CO
M
M
UN
IC
A
T
IN
G
MOD
E
, TH
E
IN
S
T
ALLE
R
HA
S
TO
WO
R
K
TH
E
W
IRI
NG
AS
SH
O
W
N
IN
"C
OM
M
U
NICA
TIN
G
IND
O
OR
T-
S
T
A
T
".
RE
FE
R
TO
TH
E
IO
MA
NU
AL
LO
CA
TE
D
IN
CO
M
M
UN
IC
A
T
ING
T-
S
T
AT
KIT
FO
R
MO
R
E
DE
T
A
IL
S
.
FR
OM
OU
TD
O
O
R
UN
IT
FR
O
M
OU
TD
OO
R
UN
IT
RE
S
25
1
SR
SC
OP
T
ION
A
L
HA
RD
ST
AR
T
CM
1
2
5
SC
SR
OPT
ION
AL
HARD
ST
ART
RD
RD
CH
BK
RD
RD
GR
/Y
L
CCH
CHS
RD
BK
BK
RD
CH
S
YL
BK
RD
OR
YL
PU
WH
BL
RD
RE
LA
Y
RE
L
A
Y
IN
D
OOR
PO
W
E
R
SU
PP
L
Y
2
4
VA
C
C
OMP
O
N
E
N
T
CO
D
E
C
----
----
----
---
C
O
NT
AC
TO
R
CH
---
---
----
---
C
R
AN
K
C
AS
E
HE
A
T
E
R
C
H
S
----
----
----
C
R
AN
K
C
AS
E
HE
A
T
E
R
SW
IT
CH
CM
---
---
-----
-
C
O
ND
E
N
SE
R
FA
N
MO
T
O
R
C
OMP
----
----
COM
P
RE
S
S
OR
CS
--
----
----
---
C
OMP
R
E
SS
O
R
SO
L
E
N
O
ID
D
T
-----
--
--
----
--
D
IS
C
HA
R
G
E
TH
ER
M
O
S
T
A
T
HP
S
----
----
---
HI
G
H
P
R
ES
SU
RE
SW
IT
C
H
IO
---
----
----
---
IN
TE
RN
AL
O
V
ER
L
O
AD
LP
S
---
----
---
LO
W
PR
ES
SU
RE
SW
ITC
H
OA
S
----
----
---
OU
T
D
O
O
R
AIR
SEN
S
O
R
OC
S-
--
--
--
--
--
-O
UT
DO
OR
CO
IL
TE
MP
SEN
SOR
R
CCF
--
----
---
RU
N
CA
P
A
CI
T
O
R
FO
R
CO
M
P
R
E
SSO
R
&
FA
N
RS
V
----
----
---
RE
V
E
R
S
IN
G
SO
L
E
N
O
ID
VA
LV
E
RV
S
----
---
----
RE
V
E
R
S
IN
G
VA
LV
E
SW
IT
CH
SC
--
----
----
---
ST
AR
T
CA
P
A
C
IT
O
R
FO
R
C
O
M
P
RE
SS
O
R
(OP
T
IO
NA
L)
SR
--
----
----
---
ST
AR
T
RE
L
A
Y
FO
R
COM
P
RE
S
S
OR
(O
P
T
IO
N
A
L)
CO
N
T
R
O
L
S
SH
O
W
N
WI
TH
TH
ER
MO
S
T
A
T
IN
'O
FF'
PO
SIT
IO
N
.
HP
S
LP
S
RS
V
DT
S
EE
NO
T
E
1
(HE
A
T
PU
M
P
ON
L
Y
)