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ACCESSORIES WIRING DIAGRAMS
FL
TL
HTR1
BK
BK
1
2
R
PU
3
BK
BL
4
M1
R
5
M2
W
6
BK
7
BK
R
8
9
L1
L 2
ONE (1) ELEMENT ROWS
TO
* SEE NOTE 7
C ONDEN SER
LOW VOLTAGE
YCO N
FIEL D CON NEC TION
R
C
BOX
Y
R
BL
Y
J1
BL
W
BR
O
BR
BL
W
R
BR
PU
BL
R
G
Y
DS 1
J2
J3
C OPPER
POW ER SUPPLY
(SEE RATIN G PL ATE)
C ONTR OLS SHOW N W ITH U TILIT IES IN "ON" POSITION AND TH ERM OSTAT IN "O FF" POSIT ION .
IF REPLAC EM ENT O F THE ORIG INAL W IR ES SU PPL IED W ITH THIS ASSEM BLY IS N EC ESSAR Y, U SE 10 5°C . W IRE. SIZE TO CO NFO RM T O T HE NATIONA L EL ECT RI C C ODE.
This wiring diagram is for reference only. Not all wiring is as shown above.
58
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.
FL
TL
HTR2
FL
HTR1 TL
R
BK
PU
BK
BL
R
M1
M3
R
M2
M4
W
R
BK
BK
R
L1
L2
TWO (2) ELEMENT ROWS
AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE
MARK ACCORDING TO NUMBER OF HEATER ELEMENT ROWS INSTALLED
NO MARK INDICATES NO HEAT KIT INSTALLED
TO
TH ERM OSTAT
O
W 1
C
Y1
Y/Y2
W 2
W 2
R
G
O
R
BK
O
W
BL
PU
Y
PL1
1
2
3
4
5
BR
R
G
O
BR
PL 2
1
2
3
4
5
BK
R
R
BR
W
R
BL
BR
W
EQUIPM EN T GRO UN D
U SE COPPER W IR E
Typical Wiring Schematic AEPF with Electric Heat.
Refer to the appropriate wiring diagram for the unit being serviced.
FL
HTR1 TL
FL
TL
HTR2
FL
HTR3 TL
BK
1
2
R
R
Y
BK
3
M1
M3
M1
4
R
M2
M4
M2
R1
5
BK
BK
R
6
7
Y
BK
8
R
9
L1
L2
L1
L2
THREE (3) ELEMENT ROWS
SEE N OTE 8
67
8
9
6
7
8
9
BL
TR
2 4 0
1
4
BL
2 0 8
R
SEE N OTE 5
2 4V
2
3
5
C OM
PJ6
R
HUM
BL
SEE N OTE 3
BK
R
G
PJ2 ,PJ 4,PJ6
EM
NOTES:
1. FOR HEAT PUMP APPLICATIONS REMOVE ORANGE JUMPER WIRE BETWEEN O & Y1.
2. FOR TWO STAGE ELECTRIC HEAT APPLICATIONS CUT PJ4. (USE ONLY ON 15 & 20 KW MODELS).
3. FOR OUTDOOR THERMOSTAT OPERATION OF SECOND STAGE HEAT, CUT PJ2 & ADD OT18-60 TO OTC & OT2.
4. FOR SINGLE STAGE COOLING APPLICATIONS CONNECT THERMOSTAT TO Y/Y2 ONLY,
TAPE OR REMOVE Y1 CONNECTION. CONNECT CONDENSING UNIT TO YCON & C.
5. WHEN HUMIDSTAT IS PROVIDED CUT PJ6. THERMOSTAT OPENS ON HUMIDITY RISE.
6. RED WIRES TO BE ON TRANSFORMER TERMINAL 3 FOR 240 VOLTS AND ON TERMINAL 2 FOR 208 VOLTS.
7. SEE COMPOSITE WIRING DIAGRAMS IN INSTALLATION INSTRUCTIONS FOR PROPER LOW VOLTAGE
CONNECTIONS AND DETAILS ON COMPA TIBLE THERMOSTATS AND THEIR CONNECTIONS.
8. DISCARD ORIGINAL "PL1" PLUG CONNECTOR WHEN INSTALLING OPTIONAL HEAT KIT.
FL
HTR1
F L
BK
HTR2
FL
R
HTR3
FL
HTR4
BK
1
2
Y
PU
BL
3
BL
BK
R
BL
4
M1
Y
R2
R
M2
5
BR
W
6
BK
BK
R
7
8
9
FOUR (4) ELEMENT ROWS
L1
L2
L1 L2
PROVIDED ABOVE.
208/240 VOLTS
PL 1
2
PL 2
2
TO L OW VOLTAGE
EM
TER MINAL BOARD
1
2
3
TR
4
2 4 VOLT
5
5 PL 2
6
PL2
W 2
W 1
IN4005
PJ2
PJ4
DIODE
OT
OT
OT
Y1
O
W
W 2
E
W 1
2
1
C
SEE NOT E 2
SEE N OTE 1
C OLO R C ODE
W
W HITE
G
G R EEN
BK
BL AC K
PU
PUR PL E
R
R ED
BR
BROW N
Y
YEL LOW
0
O RANGE
BL
BL UE
PK
PIN K
C OMPON ENT C ODE
EM
EVAPORATO R M OTOR
TL
TH ERM AL LIMIT
PL
PLUG
H TR
H EAT EL EMEN T
PRO GRAM JU MPER
R
R EL AY
VSTB
VAR IABLE SPEED
T R
TER MINAL BOARD
FL
FU SE LI NK
TL
BK
TL
R
TL
Y
TL
BL
BK
1
2
PU
R
BL
3
R
M3
M5
M7
BL
4
M4
M6
M8
R1
R2
5
BR
W
6
7
Y
BL
8
BK
R
9
1
PL 1
1
PL 2
4
PL 2
SEE
N OTE 4
YCO N
N O TE DIO D E
O N VSTB
Y2
G
Y
C
*SEE N OTE 7
W IRIN G COD E
FAC TORY W IRIN G
HIGH VO LTAGE
LO W VO LTAGE
FIEL D W IRIN G
HIGH VO LTAGE
LO W VO LTAGE
TR ANSF ORMER
0 140A0 00 00 P
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