Broan FT4BF-KA/B Product information

FT4BF-KA/B
Broan
Brand
Broan
Model
FT4BF-KA/B
Type
Product information

This manual is also suitable for

HPS
W2 OUT
LPS
Y
OUT
Y2
OUT
Y2
W2 IN
L
COIL
C
Y
O
R
AMBDF1 DF2
RV
OUTDOOR
FAN MOTOR
Y2
Y
L
R
C
DC SOL
COMFORT
ALERT MODULE
COMPRESSOR
HPS
LPS
RV COIL
CCH
WHITE
YELLOW
HC
TO THERMOSTAT
AMB SENSOR
OD SENSOR
BROWN
BLACK
CONTACTOR
T1 T2
L1 L2
LEFT
RIGHT
Y1
C
Y2
ECM
L2
L1
DEFROST BOARD
RED
BLACK
YELLOW
GRND
GROUNDING
SCREW
L1
L2
ROUTE THIS WIRE
THROUGH THE “R”
OPENING IN COMFORT
ALERT MODULE
ROUTE THIS WIRE
THROUGH THE “C”
OPENING IN
COMFORT ALERT
MODULE
ROUTE THIS WIRE
THROUGH THE “S”
OPENING IN
COMFORT ALERT
MODULE
C
R
S
BLUE
BLACK
YELLOW
YELLOW
BLACK
BLUE
YELLOW
BLACK
RED
BROWN
Y1
C
Y2
ECM
L2
L1
WIRING DIAGRAM
7109650
0809
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
HPS
W2 OUT
LPS
Y
OUT
Y2
OUT
Y2
W2
IN
L
COIL
C
Y
O
R
AMBDF1 DF2
RV
DEFROST BOARD
RV COIL
LPS
HPS
CCH
L2
L1
T2
T1
OUTDOOR
FAN MOTOR
COMPRESSOR
CAPACITOR
COMFORT ALERT
Y
R
O
C
W1
Y2
L
CC
Y2
Y
LR
C
DC
SOL
CSC
AMB
SENSOR
COIL
SENSOR
208/230V
HC
208/230V
Two Stage Split System Heat Pump (Outdoor Section) With Demand Defrost and ECM Fan Motor Single Phase / 60 Hz.
1. Disconnect all power before servicing.
2. For supply connections use copper conductors only.
3. Not suitable on systems that exceed 150 volts to ground.
4. For replacement wires use conductors suitable for 105
5. For ampacities and overcurrent protection, see unit rating plate.
6. Connect to 24 vac/40va/class 2 circuit. See furnace/airhandler installation
instructions for control circuit and optional relay/transformer kits.
1. Couper le courant avant
de faire letretien.
2. Employez uniquement des
conducteurs en cuivre.
3. Ne convient pas aux installations
de plus de 150 volt a la terre.
°C
NOTES:
Module has power
Status LED
Green “POWER”
Yellow “ALERT” Flash Code 1
Red “TRIP”
Yellow “ALERT” Flash Code 2
Yellow “ALERT” Flash Code 3
Thermostat demand signal Y is present,but the compressor is not running
Yellow “ALERT” Flash Code 4
Yellow “ALERT” Flash Code 5
Yellow “ALERT” Flash Code 6
Yellow “ALERT” Flash Code 7
Yellow “ALERT” Flash Code 8
Status LED Description
LONG RUN TIME - Compressor is running extremely long run cycle
SYSTEM PRESSURE TRIP - Discharge or suction pressure out of limits
or compressor overloaded
SHORT CYCLING - Compressor is running only briefly
LOCKED ROTOR
OPEN CIRCUIT
OPEN START CIRCUIT - Current only in run circuit
WELDED CONTACTOR - Compressor always runs
Yellow “ALERT” Flash Code 9
OPEN RUN CIRCUIT - Current only in start circuit
LOW VOLTAGE - Control circuit < 17 VAC
CC- Contactor Coil
CCH - Crankcase Heater
CSC - Compressor Solenoid Coil
LPS - Low Pressure Switch
HPS - High Pressure Switch
RVS - Reversing Valve Solenoid
NOTE:
The Yellow Wire from Y1 is not
connected in the 2 ton models,
and the White Wire from Y2 is
connected to contactor left
BLACK
WHITE
BLUE
ORANGE
BROWN
YELLOW
RED
R
S
C
¢710965>¤
  • Page 1 1

Broan FT4BF-KA/B Product information

FT4BF-KA/B
Broan
Brand
Broan
Model
FT4BF-KA/B
Type
Product information
This manual is also suitable for
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