Mitsubishi Heavy Industries FDTC50ZHXV Technical Manual page 150

Connecting line between
TB1
indoor unit and outdoor unit
1
RD
F(3.15A)
Power source line
1 2
2
WH
F(3.15A)
Signal line
3 3
Earth
Y/GN
Notes (1) indicates wiring on site.
(2) See the wiring diagram of outside unit about the line between indoor unit
and outdoor unit.
(3) Use twin core cable (0.3mm
sheet of remote controller in case that the total length is more than 100m.
(4) Do not put remote controller line alongside power source line.
Meaning of marks
Mark Parts name
Capacitor for FM
CF 1, 2
I I
Connector
CNB~Z
F Fuse
FM 1, 2 Fan motor (with thermostat)
I
LED · 2
Indication lamp (Green-Normal operation)
LED · 3
Indication lamp (Red-Inspection)
LM Louver motor
M
LM
220-240V
C
1 2 3 4 5
CNW1
CNJ WH
WH
RD 5
3 X4
WH
X6 X2
BL 1
X1 X3
CNW0
RD
CNR
WH
1 3 5 7 9
1 3
CNM3
C UH H M L
WH
1
5
5
CNF1 CNF2
WH WH
5 5
Y/GN
M M
FM 1 FM 2
I I
1~ 1~
CF 1 CF 2
I I
Note(1)
Y/GN
× 2) at remote controller line. See spec
2
Mark Parts name
SW2 Remote controller communication address
SW5 Plural units Master/Slave setting
SW6
Model capacity setting
Operation check, Drain motor test run
SW7-1
TB1
Terminal block (Power source) ( � mark)
TB2
Terminal block (Signal line) � mark)
Thc Thermistor (Remote controller)
Th -R1 Th -R2 Th
I I
t° t° t°
Tr
I
CNN3
CNN4 CNN5
RD
Y BK
19V 24V
1 2 3 4
CNW2
CNN Y
BK
LED · 2 LED · 3
SW2
CNI CNB WH
BL
1 3
Wireless specification
X Y
TB2
CNB
AMP SW4 SW1
LED2 LED3 LED4
CNB2
WH
Receiver PCB
1 FMI2 is equipped only for 60~140 model.
Remote
controller
Receiver PCB
Mark Parts name
LED2
Indication lamp (Green-Normal operation)
LED3 Indication lamp (Yellow-Timer/Inspection)
LED4 7-segment display
Switches for setting
SW1
Back-up switch (Operation/Stop)
SW4
Mark
ThI-A Thermistor (Return air)
ThI-R1, 2, 3 Thermistor (Heat exchanger)
TrI Transformer
Relay for FM
X1~3, 6
X4 Relay for DM
� mark Closed-end connector
-R3 Th -A
I I
t°
Option
5 6 1 2
+12 1
CNH
BK
XR1 (Operation)
2
SW5
XR2 (Heating)
3
CNT
BL (Compressor ON)
XR3
4
SW6
(Inspection)
XR4
5
6
SW7
XR5(Remote operation input :
Control PCB
volt-free contact)
Wired specification
Remote
TB2
controller
X X
Thc
Y Y
t°
Color Marks
Mark Color
Black
BK
Parts name
Blue
BL
BR Brown
Gray
GR
Orange
OR
Pink
P
RD Red
WH White
Yellow
Y
Yellow/Green
Y/GN