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7
WIRING DIAGRAM
OUTDOOR UNIT
RED
X64
GRN/YLW
POWER SUPPLY
~/N 230V
TB1
50Hz
PE
L
BLK
N
BLU
CIRCUIT BRAKER
TB2
CN720
INDOOR
N
BLU
RED
UNIT (A)
3
TB3
INDOOR
N
BLU
ORN
UNIT (B)
3
TB4
INDOOR
N
BLU
YLW
UNIT (C)
3
SYMBOL
NAME
C61
POWER FACTOR CAPACITOR
C62,63
SMOOTHING CAPACITOR
C65
OUTDOOR FAN CAPACITOR
CT61,62
CURRENT TRANSFORMER
DS61
DIODE MODULE
DS62
DIODE STACK
F801
FUSE (1A)
F911
FUSE (1A)
L
REACTOR
L61
COMMON MODE CHOKE COIL
NOTE: 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.Symboles below indicate.
MODELS MXZ-24UV-
DS61
C61
RED
ORN
+
+
WHT
BLK
-
–
R
YLW
BLK
TB5
CT
4
6
BLK
61
X64
0
1
L61
LD62
LD61
F911
LDE
(1A)
1 2
CN913
CN901
CN902
1 2
GRN
6
4
21S4
CN851
CN852
ELECTRONIC CONTROL P.C. BOARD
CN791
CN792
CN793
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6
LEV A
LEV B
LEV C
SYMBOL
LEV A~C
MC
MF61
R
RT61
RT62
RT63
RT65
RT66,67
RT68
: Terminal block
: Connector
E1
DS62
C63
C62
L
A
RED
ORN
+
+
K
–
–
WHT
YLW
NOISE FILTER
P.C.BOARD
2
C65
3 4
1 2 3 4 5 6
MF61
CN722
CN663
CN662
1 2
3 4
1 2
1 2 3 4 5 6 7 8
63H1
RT65
RT66
RT68
RT62
RT67
NAME
EXPANSION VALVE
COMPRESSOR
FAN MOTOR (INNER PROTECTOR)
RESISTOR
DISCHARGE TEMPERATURE THERMISTOR
DEFROST TEMPERATURE THERMISTOR
EVAPORATION TEMPERATURE THERMISTOR
FIN TEMPERATURE THERMISTOR
GUS PIPE TEMPERATURE THERMISTOR
GUS PIPE TEMPERATURE THERMISTOR
9
RED
YLW
V
MC
U
W
TAB64
T801
TAB65
CT62
TAB66
I.P.M P.C. BOARD
CN661
1 2 3 4 5 6 7 8
RT63
RT61
SYMBOL
SSR61
SOLENOID COIL RELAY
T801
TRANSFORMER
TB1,2,3,4,5
TERMINAL BLOCK
X61,62,63
FAN MOTOR RELAY
X64,65
RELAY
X66,67
RELAY
21S4
R.V. COIL
63H1
HIGH PRESSURE SWITCH
63H2
HIGH PRESSURE SWITCH
BRN
GRY
BLK
BLK
63H2
ORN
ORN
RELAY
P.C. BOARD
NAME
SG79A845H01
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Troubleshooting
