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WIRING DIAGRAMS
8
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.
2
7
GN
COOL
DELAY
RD
TERM
3
BL
R
D
8
GN
RD
B
K
ELEC
RD
9
2
3
BK
BL
SEE NOTE 6
1
BK
BIAS
UNUSED
BR
6
6
PL2
BL
5
BK
4
BIAS
7
9
8
3
ADJUST
5
LEARN
-
4
RD
DEHUM
SEE
NOTE
7
24
PL1
WH
RD
SEE
NOTE 5
1
1
HEAT
AF
YL
BK
BK
HTR1
8
L2
FL
FL
RD
BK
WH
2
M7
YL
FL
RD
6
R
BL
HTR2
NOTE: WHEN INSTALLING HEATER KIT, ENSURE SPEED TAP DOES NOT EXCEED MINIMUM BLOWER SPEED (MBS) SPECIFIED FOR THE AIRHANDLER/HEATER
TL
TL
TWO (2) ELEMENT ROWS
8
L1
BK
M4
M2
HTR2
R2
9
L2
RD
M1
3
BK
1
BK
M1
BK
BL
ONE (1) ELEMENT ROWS
TL
HTR3
TL
M2
M3
YL
HTR2
RD
FL
BL
L1
TL
L1
4
R2
HTR3
9
RD
8
RD
M4
R1
BK
M3
9
WH
BK
BL
M3
6
BK
RD
BK
PU
RD
6
4
BK
KIT COMBINATION ON THIS UNIT'S S&R PLATE. AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED ABOVE.
FL
M2
PU
R1
HTR4
TL
HTR1
FL
BK
M6
PU
HTR1
M1
2
WH
M1
5
PLM
BK
TL
BR
RD
BK
MARK ACCORDING TO NUMBER OF HEATER ELEMENT ROWS INSTALLED. NO MARK INDICATES NO HEAT KIT INSTALLED.
6
WH
7
M1
BK
9
TL
FL
YL
BR
1
PU
YL
BK
BL
BK
PL M
7
5
RD
7
M8
RD
2
BL
BL
L2
TL
THREE (3) ELEMENT ROWS
RD
7
3
1
FL
L2
BL
RD
4
L1
L1
L2
R
M2
PLM
2
M5
5
1
4
HTR1
M2
FOUR (4) ELEMENT ROWS
TL
FL
BK
5
RD
RD
L1
PL M
3
RD
BK
8
YL
RD
L2
BK
BK
3
RD
BL
FL
M4
RD
0140A00039 REV. A
BLWR
OVERCURRENT
TR
HEAT SEQUENCER R1
24 V THERMOSTAT CONNECTIONS
GN GREEN
TRANSFORMER
HEAT SEQUENCER R2
GND
FIELD GND
INTERNAL TO
TWO-STAGE INTEGRATED CONTROL MODULE
TX (3)
DEHUM
C
W1 (1)
5
FIELD SPLICE
W1
CFM LED
R
Y1
NOTES:
LOW VOLTAGE (24V)
4
GND
W1
24 V
3 A
4
RX (2)
COLOR CODES:
Y2
TH
STATUS
LED
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).
208 VAC
Y1
+VDC (1)
TH
INTEGRATED CONTROL
INDOOR
PROT. DEVICE
2
GND (4)
1
C
TR
RESISTER
Y2
2
BR BROWN
DISCONNECT
L2
W2
YL YELLOW
1. PLACE RED WIRE ON TRANSFORMER TERMINAL 2 FOR 208 VAC
OPERATION.
7. DISCARD CONNECTOR PL1 WHEN INSTALLING OPTIONAL HEAT KIT.
COM
24V THERMOSTAT CONNECTIONS
4
RX LED
3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE BLOWER MUST
BE REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A
TEMPERATURE RATING OF AT LEAST 105°C. USE COPPER CONDUCTORS
ONLY.
HI VOLTAGE (230V)
3
6. BIAS AND TERM DIPSWITCHES MUST BE IN "ON" POSITION. RED
STATUS LED PROVIDES NETWORK STATUS. GREEN RX LED INDICATES
NETWORK TRAFFIC. USE LEARN BUTTON TO RESET NETWORK.
W2
2
1
O
INTEGRATED CONTROL MODULE
G
VT VIOLET
G
COM
L1
L2
GND
ECM MOTOR
HARNESS
JUNCTION
GND
208/230 VAC
FUSE 3 A
WH WHITE
1
4. UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO N.E.C. AND
LOCAL CODES.
24 VAC
INDOOR
L1
40 VA TRANSFORMER, SEE NOTE 1
HI VOLTAGE FIELD
3
1
LOW VOLTAGE FIELD
3
2
40 VA
AIR
DIP SWITCHES
BLWR
FUSE
24 VAC
RD RED
DEHUM
PLUG CONNECTION
O
GY GRAY
TERMINAL
EQUIPMENT GND
PK PINK
BL BLUE
DIAGNOSTIC
LED
230 VAC
AIR
W2 (2)
R
TO
MICRO
CIRCULATOR
CIRCULATOR
OR ORANGE
BK BLACK
2. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED
WHEN SERVICING.
CIRCULATOR BLOWER
COM
4 CIRCUIT HEATER
CONNECTOR
BL
GY
BK
RD
GND