Service Manual
173
WIRING DIAGRAMS
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.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
SSX160601A*/BA
USE N.E.C. CLASS 2 WIRE
NOTES:
1) TO INDOOR UNIT LOW VOLTAGE
TERMINAL BLOCK & INDOOR
THERMOSTAT.
2) START ASSIST FACTORY
EQUIPPED WHEN REQUIRED.
COMP
ALTERNATE DOUBLE
POLE CONTACTOR ONLY
IO
T1
C
M
A
I
N
R
A
U
X
5
S
SR
SA
2
1
RCCF
SC
T2
C
L1
L2
(IF USED)
CH
C
F
M
A
I
N
A
U
X
C
C
0140R00115-A
BL
Y
C
LVJB
COLOR CODE
BK --------------- BLACK
BL --------------- BLUE
BL/PK ---------- BLUE/PINK STRIPE
BR --------------- BROWN
OR --------------- ORANGE
PU --------------- PURPLE
RD --------------- RED
WH -------------- WHITE
YL --------------- YELLOW
YL/PK ---------- YELLOW/PINK STRIPE
CONTROL BOX
COMPONENT CODE
C --------------- CONTACTOR
CM ------------ OUTDOOR FAN MOTOR
CMR ---------- CONDENSER MOTOR RELAY
COMP -------- COMPRESSOR
CS ------------- COMPRESSOR SOLENOID
HPS ----------- HIGH PRESSURE SWITCH
IO -------------- INTERNAL OVERLOAD
LPS ------------ LOW PRESSURE SWITCH
LVJB ---------- LOW VOLTAGE JUNCTION BOX
RCCF --------- RUN CAPACITOR FOR COMPRESSOR & FAN
SA ------------- START ASSIST
SC ------------- START CAPACITOR FOR COMPRESSOR (OPTIONAL)
SR ------------- START RELAY FOR COMPRESSOR (OPTIONAL)
CONTROLS SHOWN WITH THERMOSTAT IN 'OFF' POSITION.
T1
L1
T2
L2
ALTERNATE DOUBLE
POLE CONTACTOR
OUTDOOR POWER SUPPLY
SEE RATING PLATE
WIRING CODE
FACTORY WIRING
HIGH VOLTAGE
LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIELD W
IRING
HIGH VOLTAGE
LOW VOLTAGE
IO
CM
Y
PU
BR
BK
MAIN
AUX
CM
IO
PU
YL
C
R
S
RD
BK
AUX
MAIN
COMP
NOTE 1
SC
RD
BL
RCCF
F
C
HERM
YL
YL
YL
BR
RD
PU
YL
RD
SR
5
2
1
BK
YL
BL
RD
RD
RD
BKBK
BK
C
T1
L1
T2
L2
RD
SA
(IF USED)
NOTE 2
EQUIPMENT GROUND
USE COPPER
CONDUCTORS ONLY
YL/PK LPS
BL/PK
HPS
BL/PK
YL/PK
LPS
HPS
CMR
1
3
Y2 C
Y2
(
L
O
W
)
(HIGH)
2
4 5
CMR
(HIGH)
(LOW)
RD
1
3
4
BL
25
Y2
C
YL Y2
YL
CS
BL/PK
RD
RD
RD
BL
BL
BK
BL
BL
YL/PK
YL/PK
BL/PK
BK
CMR
CS
PU