Mitsubishi Heavy Industries FDTC50ZHXV Technical Manual page 151

Connecting line between
indoor unit and outdoor unit
Power source line
1 2
Signal line
3
Earth
Notes (1) indicates wiring on site.
(2) See the wiring diagram of outside unit about the line between
inside unit and outside unit.
× 2) at remote controller line.
(3) Use twin core cable (0.3mm 2
See spec 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 mark
Mark Parts name
CF 1, 2 Capacitor for FMI
I
Connector
CNB~Z
Drain motor
DM
F Fuse
FM 1, 2 Fan motor (with thermostat)
I
FS
Float switch
LED · 2 Indication lamp (Green-Normal operation)
LED · 3 Indication lamp (Red-Inspection)
Th -R1 Th -R2
I I
t° t°
Control PCB
1 2 3
TB1
1 5
RD RD
F(3.15A)
2 WH WH 3
CNW0
F(3.15A) X6 X2
3 1
BL RD
X1 X3
Y/GN
1 3 5 7
C UH H M
CNM3
WH
5
5
CNF3
WH
5
FM 1
FM 2
I I
Y/GN
M
1~
CF 1 CF
I
Note(1)
Mark Parts name
SW2
Remote controller communication address
SW5 Plural units Master/Slave setting
SW6 Model capacity setting
SW7-1 Operation check, Drain motor test run
TB1 Terminal block (Power source) ( � mark)
TB2
Terminal block (Signal line) ( � mark)
Thc Thermistor (Remote controller)
Th -A Thermistor (Return air)
I
Th -R3 Th -A
I I
t° t°
Tr
I
220-240V
19V
4 5 6 1 2
CNW1 CNW2
CNN CNH
BK
WH
Y BK
SW5
SW6
X4
SW7
CNR
CNI
BL
9 1 3
WH
L
F(0.16A)
1
CNR2
BL
CNF4
5 WH
Y/GN
FS
M
t°
1~
M
DM
1~
2
I
1 FMI2 is equipped only for 100~140 model.
Mark
Th -R1, 2, 3
Thermistor (Heat exchanger)
I
Transformer
Tr
I
Relay for FM
X1~3,6
X4 Relay for DM
Closed-end connector
� mark
24V
Option
+12 1
LED · 2
XR1
2
SW2
XR2
3
CNT
BL XR3
4
LED · 3
XR4
5
6
XR5(Remote operation :
CNB
WH
volt-free contact)
1 3
X Y
TB2
X Y
Remote
controller
Thc
Color Marks
Mark
Parts name
Black
BK
Blue
BL
BR Brown
Gray
GR
Red
RD
WH White
Yellow
Y
Yellow/Green
Y/GN
(Operation)
(Heating)
(Compressor ON)
(Inspection)
Color