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242
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Parts layout on the indoor unit PCB
Model: FDTC series
Input signal for CnT - Level input
Input signal for CnT - Pulse input
Heating thermostat OFF-Lo Fan speed
Heating thermostat OFF-Stop for 5 min then Lo fan speed
Input signal for CnT - Normal operation (Run/Stop)
Input signal for CnT - Operation permission/prohibition
Normal
Set point for Heating offset by +3˚C
Louver free stop control - Invalid
Louver free stop control - Valid
Freeze prevention fan control activated.
Freeze prevention fan control deactivated.
Louver position : Normal
Louver position : For wind 1
J1 (SW7-1)
J2 (SW7-2)
J3 (SW7-3)
J4 (SW7-4)
J5 (SW8-1)
J6 (SW8-2)
J7 (SW8-3)
Closed
Open
(1)
Closed
Open
(1)
Closed
Open
(1)
Closed
Open
(1)
Closed
Open
(1)
Closed
Open
(1)
Closed
Open
(1)
Name
Function
Notes (1)
(2)
“Open” means that jumper wire is not provided on the PCB or the
connection is cut.
The replacement PCB is not equipped with jumpers J1 ~ J7. Instead,
SW7 and 8, with the same functions as jumpers J1~J7, are used in the
position where the jumpers were previously. Set SW7 and 8 locally in
accordance with the above table.
Note (1) It is normally ON only in the case of SW9-4.
Slave c
Slave b
Slave a
Master
SW5-2
SW5-1
ON
OFF
ON
OFF
ON
OFF
Setting time : 1000hrs. (Unit stop)
Setting time : 1000hrs. (Display)
Setting time : 600hrs. (Display)
Setting time : 180hrs. (Display factory setting)
SW5-4
SW5-3
ON
OFF
ON
OFF
ON
OFF
Switch
Function
Emergency operation
Normal
Fan control : Powerful mode
Fan control : Mild mode
SW9-3
SW9-4
SW10-1 (J9)
Switch
Function
Auto swing function - Invalid
Auto swing function - Valid
Remote controller air flow -
Remote controller air flow 1 speed
Remote controller air flow 2 speed
Remote controller air flow 3 speed
SW10-3
(J11)
SW10-2
(J10)
OFF
ON
OFF
ON
OFF
ON
OFF
ON
ON
OFF
ON
OFF
Switch
Function
CONTROL SETTING SWITCH (SW5, SW9, SW10)
Function of DIP switch SW5 master/slave setting and fi lter sign
setting (Usually all turned OFF)
Function of DIP switch SW9
SETTING BY THE JUMPER WIRE
Function of DIP switch SW10
CNI
CNQ
LED2
LED1
CNT
CNV
CNJ
CNR
CNW0
CNW1
CNM1CNM1
CNM2
CNW2
CNH
CNN1
CNZ
CNB
SW5
SW2
SW9
SW10
SW7
SW8
PCB power supply
connector
(Primary side)
Power supply
Fan motor
Fan motor
Drain motor
Louver motor
Connector
Heat exchanger
thermistor,Return
air thermistor
(ThI-R1,ThI-A)
Heat exchanger
thermistor
Float switch
DPI switch
Remote controller
(ThI-R2)
(SW9)
J5~J7
(SW8)
J1~J4
(SW7)
DPI switch
(SW5)
DPI switch
(SW10)
(CNT)
PCB power supply
connector
(Secondary side)
Summary of Contents for FDCVA1002HESAR
Page 107: ... 106 60 17 150 b Wireless remote controller Unit mm ...
Page 119: ... 118 Model FDCVA1002HESAR Polar white ...
Page 133: ......
