Mitsubishi Heavy Industries FDTCVA SERIES Technical Manual page 246

Model: FDKN series
Dip switch
(SW5)
J9~J11 SW10
(SW10)
Dip switch
(SW9)
J5~J8
(SW8)
J1~J4(SW7)
SW2
Adress switch
(SW2)
SETTING BY THE JUMPER WIRE
±
Name
Closed Input signal for CnT - Level input
J1 (SW7-1)
(1)
Open Input signal for CnT - Pulse input
Closed Heating thermostat OFF-Lo Fan speed
J2 (SW7-2)
(1)
Open Heating thermostat OFF-Stop for 5 min then Lo fan speed
Closed Input signal for CnT - Normal operation (Run/Stop)
J3 (SW7-3)
(1)
Open Input signal for CnT - Operation permission/prohibition
Closed Normal
J4 (SW7-4)
(1)
Open Set point for Heating offset by +3˚C
Closed Louver free stop control - Invalid
J5 (SW8-1)
(1)
Open Louver free stop control - Valid
Closed Freeze prevention fan control activated.
J6 (SW8-2)
(1)
Open Freeze prevention fan control deactivated.
Closed Louver position : Normal
J7 (SW8-3)
(1)
Open Louver position : For wind 1
Closed Model 151~251
J8 (SW8-4)
(1) -
Open
Closed Wireless remote controller
J31
(1)
Open
Wired remote controller
Notes (1) "Open" means that jumper wire is not provided on the PCB or the
connection is cut.
(2) The replacement PCB is not equipped with jumpers J1 ~ J8. Instead,
SW7 and 8, with the same functions as jumpers J1~J8, are used in the
position where the jumpers were previously. Set SW7 and 8 locally in
accordance with the above table.
Heat exchanger thermistor
J31
(Thl-R2)
CNZ
SW5
SW9
SW8
SW7
CNE
IC9 IC10
C92
CNG
LED1
CNL CNY CNJ
Louver motor
Function
Heat exchanger thermistor,
Return air thermistor
(Thl-R1, Thl-A)
CNH
CNN1
L1
J31
L4
C2
IC8
BZ
CNT
CNM
Connector
(CNT)
CONTROL SETTING SWITCH (SW5, SW9, SW10)
±
Function of DIP switch SW5 master/slave setting and fi lter
sign setting (Usually all turned OFF)
Switch
ON
SW5-1
OFF
ON
SW5-3
OFF
Function of DIP switch SW9
Switch
SW9-1
SW9-2
SW9-3
SW9-4
Note (1) It is normally ON only in the case of SW9-4.
Function of DIP switch SW10
Switch
OFF
SW10-1
(J9)
ON
245
- -
Remote controller
R16
R17
L2
CNW1
PCB power supply
connector
R151
(Primary side)
C104
PCB power supply
connector
(Secondary side)
Fan motor
Function
Slave c
ON
Slave b
OFF
SW5-2
ON Slave a
OFF Master
Setting time : 1000hrs. (Unit stop)
ON
Setting time : 1000hrs. (Display)
OFF
SW5-4
Setting time : 600hrs. (Display)
ON
Setting time : 180hrs. (Display factory setting)
OFF
Function
Custom code - Change
OFF
Custom code - Normal
ON
Power failure security - Valid
OFF
Power failure security - Invalid
ON
Emergency operation
ON
Normal
OFF
Fan control : Powerful mode
ON
Fan control : Mild mode
OFF
Function
Dehumidifying operation: 120 minutes (Louver level)
OFF
Dehumidifying operation: 60 minutes (Louver close)
ON
SW10-2
Dehumidifying operation: 120 minutes (Louver close)
OFF
(J10)
Dehumidifying operation: Invalid
ON
TB,3
TB,2
TB,1
G