Condensing Unit, Heat Pump, Blower and Coil Service Instructions
92
ACCESSORIES 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
.
WIRING CODE FACTORY WIRING
HIGH VOLTAGE
LOW VOLTAGE
HIGH VOLTAGE
FIELD
OPTIONAL HIGH
VOLTAGE
OPTIONAL LOW
VOLTAGE
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
13
4
6
E11
E16
PU
RD (LOW)
BR
RELAY
RELAY
RELAY
HERM
COM
START
RUN
230 VAC
SUPPLY
L1
L2
E13
L2 OUT
L2
L1
E10
R
C
START
E5
E8
CAP COM
E17
START
RLY
BK (HIGH)
UC BOARD
LPS
FUSE
O
L
R
C
W1
Y1
E2
Y2
FAN
RUN
RELAY
RELAY
1
2
1
2
R
C
E25
E29
E28
E26
E24
E23
E22
E14
HIGH
LPCO
HPCO
E47E1
OAT
OCT
OAS
YL
BK
RD
RD
YL
GND
LOW VOLTAGE
BARRIER
BL/PK
BK
YL/PK
YL/PK
RD
BK
BK
BK
BL/PK
IO
AUX
MAIN
C
R
S
AUX
MAIN
COM P
CS
Y2
C
BK
YL
RD
CONTROL BOX
O
L
Y2
Y1
W1
C
O
L (OPTIONAL)
Y2
Y1
W1
C
LEGACY INDOOR T-STAT
C
R
2
1
C
R
2
1
R
R
C
R
INDOOR POWER SUPPL Y 24 VAC
COMMUNICATING INDOOR T-STAT
INDOOR POWER SUPPLY 24 VAC
TO INDOOR COMMUNICATING PCB
0140R00138-G
THIS WIRING SCHEMATIC SHOWS THE LEGACY WIRING FROM
THE FACTORY . THE WIRES GO TO INDOOR T-STAT AS SHOWN
IN "LEGACY INDOOR T-STAT". TO WIRE THE SYSTEM IN
COMMUNICATING MODE, THE INSTALLER HAS TO WORK
THE WIRING AS SHOWN IN "COMMUNICATING INDO OR T-STAT".
REFER TO THE IO MANUAL LOCATED IN COMM UNICATING
T-STAT KIT FOR MORE DETAILS.
FROM
OUTDOOR
UNIT
FROM
OUTDOOR
UNIT
RES
2
5
1
SC
OPTIONAL HARD START
BK
RD
SR
CM
COMPONENT CODE
C --------------- CONTA CTOR
CM ------------ CONDENSER FAN M OTOR
COMP -------- C OMPRESSOR
CS ------------- COMPRESSOR S OLENOID
HPS ----------- HIGH PRESSURE SWITCH
IO -------------- INTERNAL OV ERLOAD
LPS ---------- L OW PRESSURE SWITCH
OAS ----------- OUT DOOR AIR SENSOR
RCCF --------- RUN CAPACITOR FOR
COMPRESSOR & FAN
SC ------------- START CAPAC ITOR FOR
COMPRESSOR (OPTIONAL)
SR ------------- START R ELAY FOR
COMPRESSOR (OPTIONAL)
CH ------------ CRANKCASE HEATER
(OPTION AL)
CHS ---------- CRANKCASE HEATER
SWITCH (OPTIONAL)
CONTROLS SHOWN WITH
THERMOSTAT IN 'OFF' POSITION.
YL
PU
BL
RD
NOTES:
1. IF DT IS NOT PRESENT, HPS B L/PK
WIRE GOES DIRECTLY TO TERMINAL
E29.
2. USE COPPER SUPPL Y WIRES ONLY.
3. USE 40VA TRANSFORMER MINIMUM.
4. CRANKCASE HEATER FACTORY
INSTALLED OPTION.
5. USE N.E.C. CLAS S 2 WIRES.
H
FC
RCCF
PU
BR
RD
YL
DT
SEE NOTE 1
HPS
L1
L2
K2
C
R
S
COMP
R
S
HERM
C
PSC FAN MOTOR
C
UC CONTROL
HERM
CAP
COM
C
HIGH
LOW
K4
K3
RUN CAPACITOR
FAN
CAP
1
2
5
SC
SR
OPTIONAL HARD START
O
L
R
C
W1
Y1
E2
Y2
1
2
LPS
E22
E23
E24
E26
E47
E1
HPS
OAS
DT
E28
HIGH VOLTAGE AREA
LOW VOLTAGEAREA
E29
NOTE 2
CH
E21
E14
CS
NOTE 2
CHS
GR/YL
CH
BK
BK
NOTE 4
RD
NOTE 4
RD
K6
CHS
CH
SEE NOTE: 5
SEE NOTE 5
SEE NOTE 5
SEE NOTE 5
A/DSXC16