WIRING DIAGRAMS
34
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.
AEPF
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 L AC E M ENT OF THE ORIGINA L W IR E S S U PPL IE D W ITH THIS AS S E M B LY IS N EC E SS AR Y, U SE 1 05°C . W IRE . S IZE TO CONFO RM T O T HE NA TIO NA L E LE CT RI C C ODE .
FIE L D CO N NE C TION
* SEE NOTE 7
LO W V OLTA GE
DS 1
C OPP E R
(S E E RATIN G PLATE )
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 IO N .
P
N
. B
1368
27
0
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
2
4 VAC
Y1
R
P U
HU
M
IDI
S
T
A
T
HU
M
R
Y1
G
Y
G
U SE COPP E R W IR E
E QUIP M EN T GRO UN D
R
B L
W
B R
W 1
TH E RM OS TAT
YC
O
N
C
O
N
D
E
N
SER
CO
M
W
2
OE
D
W1
OU
T
D
O
O
R
HE
A
T
P
U
M
P
W/
W2
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 L 1
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 1 40 A 0 00 00 P
E M
2
2 4 V OLT
O
S E E NOT E 2
C OLOR C O DE
P RO GRA M JU MPER
7. SEE COMPOSITE WIRING DIAGRAMS IN I NSTALLATION 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 WI RES 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 BETWEEN O & Y1.
E VA P ORATO R M O TOR
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 E E N OTE 3
B L AC K
B K
P L
E M
Y
R
B L
P LUG
R ED
Y E L LO W
B L UE
W
W HITE
B L
4
5
6
7
8
9
W
R
R
B L
C O M
3
B L
5
TR
24 0
2
20 8
1
24V
4
R
4
5
6 7
8
9
S E E N O TE 5
HUM
R
P J6
2
O T
1
O T
P J2
W 2
O T
C
5
P L 2
TR
4
P L 2
2
1
P L 1
2
FA C TO RY W IRIN G
W IRIN G COD E
FIE L D W IRIN G
HIGH VO LTAGE
LOW VO LTA G E
HIGH VO LTAGE
LOW VO LTA G E
TE R MINAL B OA RD
VAR IA B LE S P EE D
TR A NS F ORME R
V S TB
T R
C O MPON E NT C ODE
P U
P UR PL E
P IN K
ORA NG E
B ROW N
B R
P K
0
GR E EN
G
S E E N O TE 1
N OTE DIOD E
ON V S TB
*S EE N O TE 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 OLTAG E
TE R MINAL B OA RD
G
C
N O TE 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 S E LI NK
FL
M1
M2
FL
FL
M1
M2
M3
M4
FL
FL
FL
FL
F L
FL
FL
