Mitsubishi Heavy Industries SRK20HD-S Technical Manual page 15

Power source
1 Phase
220/230/240V 50Hz
Y/GN
LB
BR
HEAT
EXCHANGER
CNC
CNU
1
BR
WH 5
3
RD
FM
I
CNW
CNM
SM
Color symbol
BK Black
BR Brown
RD Red
LB Light blue
WH White
Y/GN Yellow/Green
Meaning of marks
Symbol Parts name Symbol
CF Th
Capacitor for FM
I I 1
CM Compressor motor Th
2
F Th
Fuse
4
FM Fan motor (Indoor) Th
I 5
FMo Fan motor (Outdoor) Th
6
SM Flap motor Tr
LB
Tr
WH
N
CNB
52C
CF
I
F
(250V 3.15A)
IC8
ZNR
Printed circuit
board
CNE CNG
Display
Th1 Th2
Wireless
R-Amp
Parts name Symbol
ZNR
Room temp. thermistor Varistor
52C
Heat exchanger thermistor (Indoor unit) Magnetic contactor
DS Diode stack
Heat exchanger thermistor (Outdoor unit)
Outdoor air temp. thermistor 52X Auxiliary relay
1-2
EEV Electronic expansion valve
Discharge temp. thermistor
Transformer 51C Motor Protector for CM
Outdoor unit
Indoor unit
TB TB
Y/GN
RD
3
3
2
2/N
BK
1
1
CC
J
G
CM
52C
CNU
FMo
EEV
Th4
Th5
Th6
Parts name
N J G1
L
WH CM2
CM1
BK
52X1
ZNR
F
CFO
(250V 3.15A)
1
5
D.S
3
52X2
52X1
CNE
Printed circuit
52X2
board
CNG