Wiring Diagram - Mitsubishi Electric MXZ-2C20NA2-U1 Service Manual

6

WIRING DIAGRAM

MXZ-2C20NA2
IC501
MC
U U
BK BK
WH V
WH
MS
3~ V
RD RD W
W
CNMC
OUTDOOR
POWER P.C.
BOARD
CN171
1
RT64
2
t°
MS
MF
3~
1
LED3
CN741
1
LED2
LED1
CNTH1
1
t° ° t
RT61 RT62
SYMBOL NAME SYMBOL
CB1~3 SMOOTHING CAPACITOR IC401, 402
D1 DIODE IC411
IC501
F1 FUSE (T6.3AL250V)
F2 FUSE (T6.3AL250V) IC801
F711 FUSE (T3.15AL250V) L
HPS HIGH PRESSURE SWITCH LED1~3
OBH702G
L
WH
WH
RD
TAB6 TAB5
TAB4
IC411
IC402
X65
+ + +
CB1
CB3 CB2
CNDC CN151
1 3 1
5
7 1 1
3
CNDC
CNF1 CN702
T801
IC801
OUTDOOR CONTROL P.C. BOARD
5
(BU)
CN797
1 6
CNTH2
8 1 2
5
M
t° ° t
RT68 RT65
LEV R
NAME SYMBOL NAME
DIODE BRIDGE LEV A, B, R EXPANSION VALVE COIL
COMPRESSOR
POWER FACTOR CONTROLLER MC
MF FAN MOTOR
POWER MODULE
POWER DEVICE PTC1, 2 CIRCUIT PROTECTION
REACTOR RT61 DEFROST THERMISTOR
LED RT62 DISCHARGE TEMP. THERMISTOR
RD
X52C
TAB3
IC401
PTC1
PTC2
D1
CN152 CNAC2
TBE4
7 1 1 3
2
1 2 1 3
7
CN701 CNAC
F711
(RD) (WH)
CN792 CN791
X712 X714
1 5 1 5
CN712 CN714
2
1
5 5
M M
21S4
LEV B LEV A
SYMBOL NAME
RT64
FIN TEMP. THERMISTOR
RT65 AMBIENT TEMP. THERMISTOR
OUTDOOR HEAT EXCHANGER
RT68
TEMPERATURE THERMISTOR
T801
TRANSFORMER
TB1~3 TERMINAL BLOCK
23
TB1 BREAKER
TAB1
BK
L1
BU
L2
TAB2
GR
GNYN
F1
F2
1 BK
BU
3
CNAC1
TBE2 TBE1
WH
BU
BK
3
RD
BU
CN611
WH
BK
1
5
RD
NOTES:
BU
CN601
1. About the indoor side electric
BK wiring refer to the indoor unit
CN63H
electric wiring diagram for
2
1 1 3
1 servicing.
2. Use copper conductors only
(For field wiring).
3. Symbols below indicate.
HPS
NOTES:
1. propos du c blage lectrique
SYMBOL NAME
de c t int rieur se r f rer
X52C RELAY
sch ma lectrique pour
RELAY
X65
l'entretien.
RELAY
X712
2.Utiliser des conducteurs
en cuivre (Pour le c blage).
X714 RELAY
3.Symbole ci-dessous indique.
REVERSING VALVE
21S4
SOLENOID COIL
CIRCUIT
POWER SUPPLY
208/230V
AC 60Hz
TB3
S3
12-24V
S2 TO INDOOR
208/230V~
UNIT No.B
S1
TB2
S3
12-24V
S2 TO INDOOR
208/230V~
UNIT No.A
S1
: Terminal block
: Connector
l'unit int rieure c blage
:Bornier
:Connecteur