Mitsubishi Electric FDT125VNVF Technical Manual page 336

◆ Model FDTC series
• Control PCB
Replace and set up the PCB according to this instruction.
① Set to an appropriate address and function using switch on PCB.
Select the same setting with the removed PCB.
item
Address
Test run SW7-1
② Set to an appropriate capacity using the model selector switch(SW6).
Select the same capacity with the PCB removed from the unit.
SW6 -1 -2 -3 -4
50VF
－
－
〇 〇
60VF
－
〇 〇 〇
③ Replace the PCB
1. Fix the PCB so as not to pitch the cords.
2. Connect connectors to the PCB. Connect a cable connector with the PCB connector of the same color.
3.Do not pass CPU surrounding about wirings.
④ Control PCB
Parts mounting are different by the kind of PCB.
SW2 (Blue)
Address setting
SW5
Master/Slave
setting
CNE(White）
RAM checker
SW6
Capacity setting
CNN(Yellow）
Thermistor
(Heat exchanger)
switch Content of control
SW2 Plural indoor units control by 1 remote controller
－
Operation check/drain motor test run
〇
〇:ON －:OFF
SW6
ON
1 2 3 4
Example setting for 50VF
CNJ(White）
Louver motor
SW7
Function setting
Normal
CNT（Blue）
CNZ(White）
External switch
HA
CNG（Blue）
335
- -
'12 • PAC-T-174
PSB012D931F
CNV（Red）
Auto lift
C
CNW4(Blue）
Power PCB
CNW3(Red）
Power PCB
Part number