Mitsubishi Electric MXZ-2D33VA, Service Manual

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32
MXZ-2D42VA2 -
E3
MXZ-2D42VA2 -
ET3
MXZ-2D42VA2 -
ER3
MXZ-2D53VA2 -
E3
MXZ-2D53VA2 -
ET3
MXZ-2D53VA2 -
ER3
21S4
NAME 4
t°
t°
S3 S2 S1
12-24V
~ 230V
S3 S1 S2
12-24V
~ 230V
N
L
ACL, ACL2
C61~63
DB61
F701, 801, 901
F1
IC700, 820, 932
IC802
LED1, 2
SYMBOL
/
NOTES:
RT68
TB1~3
T801
X63, 64, 66
21S4
SYMBOL
NAME
LEV A, B
MC
MF
PTC64, 65
RT61 RT62 RT64 RT65
SYMBOL
NAME
:Terminal block
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.
:Connector
t°
t°
MF
-
~
+
~
MC
LEV A
X64
PTC64
1
3
1
CN644
4
CN641
RT68
RT62
t°
RT61
CN935
7
CN725
1
5
M
LEV B
F701
LD61
6
1
CN724
6
5
M
PTC65
X63
CN721
2
1
X66
1
3
CN722
TO INDOOR UNIT No. B TO INDOOR UNIT No. A
POWER SUPPLY ~/N 230V 50Hz
BLK BLU BLK BLU
RED ORN
ACL2
TB3 TB2
BLK BLU
BREAKER CIRCUIT
GRN/YLW
TB1
F1
3
LD66B LD62
CN602
5
CN601
1
LD-E1
LD-E2
1
BLK BLU BLK BRN BLK BLU RED ORN
LED1
LED2
CN936
OUTDOOR DISPLAY P.C. BOARD
7
1
7
3
1
3
1
MS
3~
W
V
U
RED
WHT
F901
T801
F801
IC802
+
C62
+
C61
C63
+
ACL
1
2
CN642
BRN
ORN
3
5
1
CN931
MS
3~
5
1
2
1
CN643
RT65
RT64
INVERTER P.C. BOARD
IC700
CNMC
P U V W N
IC932
N
P
U
W
V
DB61
IC820
CN932
1 3
LD66A
LD70
LDW LDV LDU
RED
BLK WHT RED
BLK
WHT BLK
REACT
OR
SMOOTHING CAP
ACIT
OR
DIODE MODULE FUSE (T3.15AL250V) FUSE (T3.15AL250V) POWER MODULE POWER DEVICE LED
OUTDOOR HEA
T
EXCHANGER
TEMP
. THERMIST
OR
TERMINAL
BLOCK
SWITCHING TRANS RELA
Y
REVERSING V
AL
VE COIL
EXP
ANSION V
AL
VE COIL
COMPRESSOR F
AN MOT
OR
CIRCUIT
PROTECT
OR
DEFROST
THERMIST
OR
DISCHARGE TEMP
. THERMIST
OR
FIN TEMP
. THERMIST
OR
AMBIENT
TEMP
. THERMIST
OR
OBH626K