66
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.
NO
MARK
INDICATES
NO
HEAT KIT INSTALLED
AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED ABOVE.
MARK ACCORDING TO NUMBER OF HEATER ELEMENT ROWS INSTALLED
B K
BK
BL
IF REP LAC E M ENT O F THE ORIG INA L W IR E S SU PPL IE D W ITH THIS AS S EM B LY IS N EC E SSAR Y, U SE 10 5°C . W IRE . S IZE TO CO NFO RM T O T HE NA TIONA L E L E CT RI C C ODE .
FIE L D CON NE C TION
* SEE NOTE 7
LOW V OLTA GE
DS 1
C OPP E R
(S E E RATIN G PL ATE )
P OW E R S UP PLY
C ONTR OLS S HOW N W ITH U TILIT IE S IN "ON" P OS ITION A ND TH E RM OS TAT IN "O FF" P OS IT ION .
P
N
. B
1368
270
R
E
V
. A
J1
B OX
TH
E
R
M
O
S
T
A
TS
W2
HE
A
T
E
R
W
CR
J3
J2
B R
R
B L
Y/
Y2
24
V
A
C
Y1
R
P U
HU
M
ID
IS
T
A
T
HU
M
R
Y1
G
Y
G
U SE COPP ER W IR E
E QUIPM EN T GRO UN D
R
BL
W
B R
W 1
TH E RM OS TAT
YC
O
N
CO
N
D
E
N
S
E
R
CO
M
W
2
OE
D
W1
OU
T
D
O
O
R
HE
A
T
P
U
M
P
W/
W
2
R
W
B L
OT
C
OT
1
C
OT
2
O
E\
W
1
B R
B L
Y
B L
Y
Y CO N
TO
C ONDE N SE R
C
P L 2
3
1
2
B R
B K
P L1
P U
W
B L
B R
R
Y
G
Y 1
C
W 2
R
TO
Y /Y 2
G
1
R
2
3
BK
L1
L 2
BK
BK
HTR1
TL
HTR2
R
9
8
7
R
W
BL
PU
TL
BK
5
6
3
4
BK
R
1
2
W
BK
L2
L1
BK
R
R
R
BK
R
HTR1 TL
0 140A 0 00 00 P
E M
2
2 4 V OLT
O
S EE NOT E 2
C OLO R C ODE
P RO GRA M JU MPER
7. SEE COMPOSITE WIRING DIAGRAMS IN INSTALLATION INSTRUCTIONS FOR PROPER LOW VOLTAGE
CONNECTIONS AND DETAILS ON COMPATIBLE THERMOSTATS AND THEIR CONNECTIONS.
3. FOR OUTDOOR THERMOSTAT OPERATION OF SECOND STAGE HEAT, CUT PJ2 & ADD OT18-60 TO OTC & OT2.
2. FOR TWO STAGE ELECTRIC HEAT APPLICATIONS CUT PJ4. (USE ONLY ON 15 & 20 KW MODELS).
4. FOR SINGLE STAGE COOLING APPLICATIONS CONNECT THERMOSTAT TO Y/Y2 ONLY,
TAPE OR REMOVE Y1 CONNECTION. CONNECT CONDENSING UNIT TO YCON & C.
6. RED WIRES TO BE ON TRANSFORMER TERMINAL 3 FOR 240 VOLT S AND ON TERMINAL 2 FOR 208 VOLTS.
1. FOR HEAT PUMP APPLICATIONS REMOVE ORANGE JUMPER WIRE BET WEEN O & Y1.
E VA P ORATO R M OTOR
5. WHEN HUMIDSTAT IS PROVIDED CUT PJ6. THERMOSTAT OPENS ON HUMIDITY RISE.
NOTES:
E M
B K
R
G
P J2 ,PJ 4,P J6
S EE N OTE 3
B L AC K
B K
P L
E M
Y
R
B L
P LUG
R ED
Y E L LOW
B L UE
W
W HITE
B L
4
5
6
7
8
9
W
R
R
B L
C OM
3
B L
5
TR
2 4 0
2
2 0 8
1
2 4V
4
R
4
5
67
8
9
S EE N OTE 5
HUM
R
P J6
2
OT
1
OT
P J2
W 2
OT
C
5
P L 2
TR
4
P L 2
2
1
P L 1
2
FA C TORY W IRIN G
W IRIN G COD E
FIE L D W IRIN G
HIGH VO LTAGE
LO W VO LTA GE
HIGH VO LTAGE
LO W VO LTA GE
TE R MINAL B OA RD
VAR IAB LE SP EE D
TR A NS F ORME R
V S TB
T R
C OMPON E NT C ODE
P U
P UR PL E
P IN K
O RA NGE
B ROW N
B R
P K
0
G R E EN
G
S E E N OTE 1
N O TE DIO D E
O N V S TB
*S EE N OTE 7
W 1
W 1
6
W 2
W
E
P J4
5
DIODE
IN4005
Y 1
Y
Y 2
Y CO N
P L2
208/240 VOLTS
3
TO L OW V OLTAGE
TE R MINAL B OA RD
G
C
N OTE 4
S E E
4
P L 2
1
P L 2
1
P L 1
L1
BK
6
8
9
7
2
R
PU
4
5
3
BK
R
1
BK
L2
L1
L2
R
Y
M1
M2
BK
R
Y
R
R1
M4
R
BK
M3
HTR3 TL
HTR2
HTR1 TL
TL
PU
M2
R2
Y
M1
BL
W
BR
BL
R
BK
R
BK
TL
HTR1
BK
HTR4
HTR3
HTR2
BK
R
9
7
8
L2
L1
L1
L2
2
5
6
3
4
1
R
M1
Y
BK
M2
BL
W
6
BL
R
BK
Y
8
9
7
M6
M5
M3
R1
M4
R
PU
M7
R2
M8
BL
TL
TL
TL
Y
BL
R
BK
R
BL
BR
4
5
3
2
BK
1
OT
2
HU
M
W1
OT
1
W2
PJ
2
PJ
6
PJ
4
S E E N OTE 8
8. DISCARD ORIGINAL "PL1" PLUG CONNECTOR WHEN INSTALLING OPTIONAL HEAT KIT.
R EL AY
TH E RM AL LIMIT
R
H EA T E L E ME N T
H TR
TL
ONE (1) ELEMENT ROWS
TWO (2) ELEMENT ROWS
THREE (3) ELEMENT ROWS
FOUR (4) ELEMENT ROWS
O
W 2
B R
O
O
B R
R
R
O
O
FL
FU SE LI NK
FL
M1
M2
FL
FL
M1
M2
M3
M4
FL
FL
FL
FL
F L
FL
FL
Typical Wiring Schematic AEPF with Electric Heat.
This wiring diagram is for reference only. Not all wiring is as shown above.
Refer to the appropriate wiring diagram for the unit being serviced.
