AVPTC Service Manual
ACCESSORIES WIRING DIAGRAMS
93
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 WIRIN G
HIGH VOLTAGE
LOW VOLTAGE
HIGH VOLTAGE
FIELD
OPTIONAL HIGH
VOLTAGE
OPTIONAL LOW
VOLTAGE
COLOR CODE
BK --------------- BL ACK
BL --------------- BLUE
BL/PK ---------- BLUE/PINK STRIPE
BR --------------- BR OWN
OR --------------- ORANGE
PU --------------- PUR PLE
RD --------------- RED
WH -------------- WHITE
YL --------------- YELLOW
YL/PK ---------- YELLOW/PINK STRIPE
1
3
4
6
E11
E16
GR/YL
BL
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
CH
E21
E17
START
RLY
WH
UC BOARD
LPS
HPS
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
E47
E1
OAT OCT
OAS
RD
WH
BL
BL
WH
YL
YL
BR
GND
LOW VOLTAGE
BARRIER
BL/PK
BK
YL/PK
YL/PK
RD
BK
BK
BK
BL/PK
RCCF
C
R
S
AUX
MAIN
COMP
CS
Y2
C
BK
YL
RD
CONTROL BOX
L
Y2
Y1
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 SUPPLY 24 VAC
COMMUNICATING INDOOR T-STAT
INDOOR POWER SUPPLY 24 VAC
TO INDOOR COMMUNICATING PCB
0140R00142-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 INDOOR T-STAT".
REFERTO THE IO MANUAL LOCATED IN COMMUNICATING
T-STAT KIT FOR MORE DETAILS.
FROM
OUTDOOR
UNIT
FROM
OUTDOOR
UNIT
GND
L1
L2
BK
YL
YL
CM
RES
2
5
1
SR SC
OPTIONAL HARD START
COMPONENT CODE
C --------------- CO NTACTOR
CM ------------ CONDENSER FAN MOTOR
COMP -------- C OMPRESSOR
CS ------------- C OMPRESSOR SOLENOID
DT ------------- DI SCHARGE THERMOSTAT
HPS ----------- HIGH PR ESSURE SWITCH
IO -------------- I NTERNAL OVERLOAD
LPS ---------- LOW PRESSURE SWITCH
OAS ----------- O UTDOOR AIR SENSOR
RCCF --------- RUN CAPACITOR FOR COMPRESSOR & FAN
SC ------------- START CAPACITOR FOR COMPRESSOR (OPTIONAL)
SR ------------- START RELAY FOR COMPRESSOR (OPTIONAL)
CH ---------- -- CRANKCASE HEATER (OP TIONAL)
CHS ---------- CRANKCASE HEAT ER SWITCH (O PTIONAL)
CONTROLS SHOWN WITH THERMOSTAT IN 'OFF' POSITION.
YL
PU
BL
RD
DT
SEE NOTE 1
NOTES:
1. IF DT IS NOT PRESENT, HPS BL/PK WIRE
GOES DIRE CTLY TO TERMINAL E29.
2. USE COPPER SUPPLY WIRES ONLY.
3. USE 40VA TRANSFORMER MINIMUM.
4. CRANKCASE HEATER FACTORY
INST ALLED OPTION.
5. USE N.E.C. CLASS 2 WIRES.
H
F
C
BK
L1
L2
K2
C
R
S
COMP
R
S
1
2
5
SC
C
UC CONTROL
HERM
CAP
COM
SR
OPTIONAL HARD
START
ECM FAN
MOTOR
C
HERM
C
RUN
CAPACITOR
FAN
HIGH VOLTAGEAREA
LOW VOLTAGEAREA
O
L
R
C
W1
Y1
E2
Y2
1
2
LPS
E22
E23
E24
E26
E47
E1
HPS
OAS
DT
E28
E29
E14
CS
1
3
46
E11
CM
SEE NOTE 2
NOTE 2
K6
CHS
CH
NOTE 4
CHS
GR/YL
BK
NOTE 4
RD
RD
BK
PU
SEE NOTE 5
SEE NOTE 5
SEE NOTE 5
SEE NOTE 5
A/DSXC18