MXZ-5C42NA3 Service Manual

39
7 WIRING DIAGRAM
MXZ-2C20NA2
NOTES:
1. About the indoor side electric
wiring refer to the indoor unit
electric wiring diagram for
servicing.
2. Use copper conductors only
(For field wiring).
3. Symbols below indicate.
: Terminal block
: Connector
NOTES:
1.À propos du câblage électrique
de côté intérieur se référer
à l'unité intérieure câblage
schéma électrique pour
l'entretien.
2.Utiliser des conducteurs
en cuivre (Pour le câblage).
3.Symbole ci-dessous indique.
:Bornier
:Connecteur
t°
21S4
t°°t °t
L
MS
3~
t°
RT64
M
LEV R LEV ALEV B
RT62
RT61
X714
X712
F711
TO INDOOR
UNIT No.A
TO INDOOR
UNIT No.B
TB2
TB3
12-24V
208/230V~
208/230V~
12-24V
RT68 RT65
M M
MS
3~
MF
T801
BK
WH
RD
RD
WH
BK
U
V
W
MC
CB3
CB2
CB1
BOARD
POWER P.C.
OUTDOOR
OUTDOOR CONTROL P.C. BOARD
F1
F2
TB1
BREAKER
CIRCUIT
POWER SUPPLY
208/230V
AC 60Hz
IC801
5
HPS
CN63H
1 3
1
6
CN797
CN714
1
2
CNAC
CN712
1
2
S1
S2
S3
S1
S2
S3
1
5
CN741
D1
IC401
IC402
2
1
CN171
1
8
CNTH1
2
1
CNTH2
5 5
CNMC
51
1
7
1
CN792 CN791
1
5
5
7
1
CNF1
CN702
1
3
CNDC
U
V
W
1
3
1
CN151
1
7
CNDC CNAC2
CN701
2
1
1
2
CN152
IC501
IC411
TAB4
TAB6
TAB5
TAB3
X52C
3
5
CN601
1
3
CN611
1
TAB1
TAB2
3
1
CNAC1
3
TBE4 TBE2 TBE1
PTC1
PTC2
X65
L1
L2
GR
(BU)
BK
BU
RD
BK
BU
WH
BK
BK
BN
BK BK
(RD) (WH)
BK
BK
BK
BK BK
BK
BK
BK
BU
RD
BU
BK
BK BK BK
BK
BU
GNYN
WH
+++
LEV A, B, R
MC
MF
PTC1, 2
RT61
RT62
X52C
X65
X712
X714
21S4
RELAY
RELAY
RELAY
RELAY
REVERSING VALVE
SOLENOID COIL
DEFROST THERMISTOR
FIN TEMP. THERMISTOR
AMBIENT TEMP. THERMISTOR
OUTDOOR HEAT EXCHANGER
TEMPERATURE THERMISTOR
TRANSFORMER
TERMINAL BLOCK
RT64
RT65
RT68
T801
TB1~3
FAN MOTOR
COMPRESSOR
EXPANSION VALVE COIL
DISCHARGE TEMP. THERMISTOR
SMOOTHING CAPACITOR
DIODE
FUSE (T6.3AL250V)
FUSE (T6.3AL250V)
FUSE (T3.15AL250V)
HIGH PRESSURE SWITCH
CB1~3
D1
F1
F2
F711
HPS
CIRCUIT PROTECTION
SYMBOL
NAME
SYMBOL SYMBOL SYMBOL
NAME NAME NAME
SYMBOL
NAME
DIODE BRIDGE
POWER FACTOR CONTROLLER
POWER MODULE
POWER DEVICE
REACTOR
LED
IC401, 402
IC411
IC501
IC801
L
LED1~3
LED3
LED2
LED1
WH
WH
RD
RD
[Connection between reactor and outdoor power P.C. board]
Connect to TAB3
Connect to TAB6
Connect to TAB5
Connect to TAB4
* There are 2 types of reactors, which may have a number display.
Even if there is a number display, please wire as shown in the figure below.
OBH702M