WIRING DIAGRAMS
10
HIGH VOL
T
A
G
E
!
DIS
C
ONNECT
AL
L
POW
E
R BEF
O
RE
SERVICI
NG OR IN
S
T
A
L
L
IN
G
T
H
IS
UNIT
.
M
U
L
T
IPL
E
PO
W
E
R SO
UR
CES M
A
Y BE P
R
ESEN
T
.
F
A
IL
URE
T
O
DO
SO
M
A
Y CAUS
E PRO
P
ERTY DAM
A
G
E
,
PERSO
NAL
I
N
J
U
R
Y
O
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DE
A
T
H
.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
AVPTC
RD
M4
FL
B L
RD
3
B K
BK
L2
R D
Y L
8
BK
RD
3
L1
RD
RD
5
BK
FL
TL
FOUR (4) ELEMENT ROWS
M2
HTR 1
4
1
5
M5
2
M2
R
L2
L1
L1
4
R D
B L
L2
FL
1
3
7
RD
THREE (3) ELEMENT ROWS
TL
L2
BL
B L
2
RD
M8
7
RD
5
7
B K
BL
BK
Y L
PU
1
BR
Y L
FL
TL
9
BK
M1
7
WH
6
BK
RD
BR
TL
B K
5
M1
WH
2
M1
HTR1
PU
M6
BK
FL
HTR 1
TL
HTR 4
R1
PU
M2
FL
B K
4
6
RD
P U
BK
RD
BK
6
M3
B L
B K
WH
9
M3
B K
R1
M4
RD
8
RD
9
HTR 3
R2
4
L1
TL
L1
B L
FL
RD
HTR2
Y L
M3
M2
TL
HTR3
TL
ONE (1) ELEMENT ROWS
B L
B K
M1
BK
1
BK
3
M1
RD
L2
9
R2
HTR 2
M2
M4
BK
L1
8
TWO (2) ELEMENT ROWS
TL
TL
NOTE : WHEN INSTALLING HEATER KIT, ENSURE SPEED TAP DOES NOT EXCEED MINIMUM BLOWER SPEED (MBS) SPEC IFIED FOR THE AIRHANDLER/HEAT ER
HTR 2
B L
R
6
RD
FL
Y L
M7
2
WH
BK
RD
FL
FL
L2
8
HTR 1
BK
B K
Y L
RD
BK
GY
BL
AF
HE
A
T
COM
CIRCULATOR BLOWER
2. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED
WHEN SERVICING.
1
1
SEE
NOTE 5
BK BLACK
OR ORANGE
CIRCULATOR
CIRCULATOR
RD
WH
TO
MICRO
R
W2 (2)
AIR
DIAGNOSTIC
LED
PL1
BL BLUE
4
2
PK PINK
EQUIPMENT GND
SEE
NOTE
7
DE
HU
M
TERMINAL
GY GRAY
O
PLUG CONNECTION
DEHUM
RD RED
24 VAC
RD
FUSE
4
-
BLWR
LEARN
5
DIP SWITCHES
AIR
40 VA
AD
J
U
S
T
2
3
LOW VOLTAGE FIELD
1
3
3
HI VOLTAGE FIELD
8
L1
9
INDOOR
7
4. UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO N.E.C. AND
LOCAL CODES.
BI
A
S
4
BK
1
5
BL
PL2
W H WHITE
FUSE 3 A
208/230 VAC
GND
JUNCTION
ECM MOTOR
HARNESS
GND
6
L2
6
L1
COM
BR
G
VT VIOLET
UN
U
S
E
D
MARK ACCORDING TO NUMBER OF HEATER ELEMENT ROW S INSTALLED. NO MARK INDICATES NO HEAT KIT INSTALLED.
G
INTEGRATED CONTROL MODULE
O
1
2
W2
6. BIAS AND TERM DIP SWITCHES MUST BE IN "ON" POSITION. RED
STATUS LED PROVIDES NETWORK STATUS. GREEN RX LED INDICATES
NETWORK TRAFFIC. USE LEARN BUTTON TO RESET NETWORK.
BI
A
S
BK
3
HI VOLTAGE (230V)
3. IF ANY OF THE ORIGINAL WIRES AS SUPPLIED WITH THIS UNIT
MUST BE REPLACED, IT MUST BE REPLACED WITH WIRING
MATERIAL HAVING A TEMPERATURE RATING OF AT LEAST 105°C.
USE COPPER CONDUCTORS ONLY
RX LED
4
2
4
V
T
H
E
R
M
O
ST
AT
CON
NE
C
T
ION
S
7. DISCARD CONNECTOR PL1 WHEN INSTALLING OPTIONAL HEAT KIT
1. PLACE RED WIRE ON TRANSFORMER TERMINAL 2 FOR 208 VAC
OPERATION.
YL YELLOW
W2
L2
1
DISCONNECT
KIT COMBINATION ON THIS UNIT'S S&R PLATE. AFTER INSTALLING OP TIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED ABOVE.
BR BROWN
SEE NOTE 6
2
BL
Y2
BK
RESISTER
TR
C
1
3
GND (4)
2
2
PROT. DEVICE
INDOOR
INTEGRATED CONTROL
9
RD
TH
+VDC (1)
Y1
5. TO RECALL THE LAST 6 FAULTS, MOST RECENT TO LEAST RECENT,
DEPRESS SWITCH FOR MORE THAN 2 SECONDS WHILE IN STANDBY (N
THERMOSTAT INPUTS)
EL
EC
STATUS
LED
TH
B
K
Y2
COLOR CODES:
RX (2)
RD
GND
4
24 V
3 A
W1
GND
4
LOW VOLTAGE (24V)
NOTES:
GN
Y1
R
CFM LED
W1
8
FIELD SPLICE
5
W1 (1)
C
R
D
DEHUM
TX (3)
BL
INTERNAL TO
3
FIELD GND
GND
TE
R
M
HEAT SEQUENCER R2
RD
TRANSFORMER
DE
L
A
Y
CO
O
L
GN GREEN
2
4
V
T
H
ER
M
O
ST
A
T
CO
NN
E
C
T
IO
N
S
HEAT SEQUENCER R1
GN
7
TR
OVERCURRENT
2
BLWR
0140A00039 REV.C
6. BIAS AND TERM DIP SWITCHES MUST BE IN "ON" POSITION. RED
STATUS LED PROVIDES NETWORK STATUS. GREEN RX LED INDICATES
NETWORK TRAFFIC. USE LEARN BUTTON TO RESET NETWORK.
7. DISCARD CONNECTOR PL1 WHEN INSTALLING OPTIONAL HEAT KIT
2. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED
4. UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO N.E.C. AND
3. IF ANY OF THE ORIGINAL WIRES AS SUPPLIED WITH THIS UNIT
MUST BE REPLACED, IT MUST BE REPLACED WITH WIRING
MATERIAL HAVING A TEMPERATURE RATING OF AT LEAST 105°C.
USE COPPER CONDUCTORS ONLY
1. PLACE RED WIRE ON TRANSFORMER TERMINAL 2 FOR 208 VAC
5. TO RECALL THE LAST 6 FAULTS, MOST RECENT TO LEAST RECENT,
DEPRESS SWITCH FOR MORE THAN 2 SECONDS WHILE IN STANDBY (N
CIRCULATOR BLOWER
4
2
3
4
2
3
1
ECM MOTOR
ECM MOTOR
HARNESS
3
1
ECM MOTOR
1
2
SEE
NOTE 5
DE
HU
M
DIP SWITCHES
AD
J
U
S
T
1
BI
A
S
UN
U
S
E
D
BI
A
S
SEE NOTE 6
BL
EL
EC
STATUS
LED
4
CFM LED
5
TE
R
M
DE
L
A
Y
CO
O
L
0140A00039 REV.C
