Mitsubishi Heavy Industries FDTC40ZIXVD Data Book page 121

Color Marks
Mark Color Mark Color
BK Black P Pink
BL Blue RD Red
BR Brown WH White
GR Gray Y Yellow
OR Orange
Y GN Yellow Green
Connecting line between TB1
1
indoor unit and outdoor unit RD
2
WH
Power source line 1 2
3
Signal line
3
Earth
Y GN
F F
6.3A 6.3A
2 1
52FL
L
M
Y GN
1
FM 1
I
Notes 1. indicates wiring on site.
2. See the wiring diagram of outside unit about the line between
inside unit and outside unit.
2
3. Use twin core cable 0.3mm X2 at remote controller line. 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.
Th -R1 Th -R2 Th -R3 Th -A
I I I I
t t t t
220 240V
1 2 3 4 5 6 1 2
CNN
CNH
Y BK
F 3.15A
5
RD
F 3.15A
3
WH WH
CNW0 X6 X2
1
BL RD
X1 X3
CNM3
Control PCB
1 3 5 7
WH
C UH H M
52FH 52FL 52FH
CNF2
CNF3 52FH 52FL
WH CNFX
WH
WH
Option
CNF5
WH
CNF5 CNF3
CNF2
H H
L
WH WH WH
M
Y GN
CF 1 CF 2
Y Y Y Y Y
I I
1
FM 2
OR OR I OR OR OR
CNF5
CNF2
WH WH
CNF3
WH
Tr
I
19V 24V
CNW1 CNW2
WH
BK
Option
+12 1
LED 2 XR1 Operation
2
SW6
XR2 Heating
3
CNT
BL XR3 Compressor ON
SW7
4
Inspection
XR4
5
LED 3
SW2
6
XR5 Remote operation input:
volt-free contact
CNI CNB
9
BL WH
1 3
L
X Y
TB2
X Y
FS
Remote
Controller
t Thc
CFI 1,2 Capacitor for FMI
CNB Z Connector
F Fuse
FC Fan controller
FMI 1,2 Fan motor with thermostat
FS Float switch
Indication lamp Green-Normal operation
LED 2
Indication lamp Red-Inspection
LED 3
SW2 Remote controller communication address
Model capacity setting
SW6
SW7-1 Operation check, Drain motor test run
TB1 Terminal block Power source mark
Terminal block Signal line mark
TB2
Thermistor Remote controller
Thc
Thl -A Thermistor Return air
Thermistor Heat exchanger
Thl -R1,2,3
Trl Transformer
X1 3,6 Relay for FM
Closed-end connector
mark
Electromagnetic contactor for FMI
52FL,FH