-
244
-
CNW1
CNJ2
CNM3
CNR
CNV
LED1
LED2
CNB
CNW2
KN1
52X5
52X3
52X2
52X2
52X6
52X4
52X8-2
52X8-1
52X7
L3
F1
ZNR
CNW0
CNM1
L2
L1
C57
CNQ
CNT
CNH CNN1
SW2
SW5
CNE
SW8
SW7
SW9
SW10
IC8
IC7
PCB power supply connector
(Primary side)
PCB power supply
connector
Heat exchanger thermistor,
Return air thermistor
(Thl-R1, Thl-A)
DIP switch
(SW5)
J5~J7
(SW8)
J1~J4
(SW7)
DIP switch
(SW9)
J9~J11
(SW10)
Address switch
(SW2)
Connector
(CNT)
Heat exchanger thermistor
(Thl-R2)
Remote controller
(Secondary side)
Power supply
Fan motor
Model: FDEN series
Note (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.
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
OFF
ON
OFF
ON
OFF
ON
OFF
ON
ON
OFF
ON
OFF
Switch
Function
Note (1) It is normally ON only in the case of SW9-4.
SW10-3
(J11)
SW10-2
(J10)
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
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
