Service manual

6
WIRING DIAGRAM
5
MS-A18ND MS-A24ND
INDOOR UNIT
2
1
BLK
GRY
YLW
BRN
WHT
RED
MF
3
SR141
4
3
1
CN
121
C11
HIC1
15
RT12
112
CN
CN211
NR11
F11
1
2
3
CN201
CN
101
CN
102
33
3
4
52C
BLU
RT11
111
CN
151
CN
F12
BLU
BLU
N
2
BRN
L
TB
BLU
WHT
MV1MV2 MV2
ELECTRONIC CONTROL P.C. BOARD
DISPLAY
P.C. BOARD
RECEIVER
P.C. BOARD
REMOTE
CONTROLLER
GRN/YLW
UNIT
220-230V~
220-230V~
TO OUTDOOR
CONNECTING
NOTE:1. About the outdoor side electric wiring refer to the outdoor unit electric wiring diagram for servicing.
2. Use copper conductors only. (For field wiring)
3. Symbols below indicate.
/: Terminal block, : Connector
SYMBOL
SR141
TB
52C
SYMBOL
MV1
MV2
NR11
RT11
RT12
SYMBOL
C11
F11
F12
HIC1
MF
NAME
NAME NAME
INDOOR FAN CAPACITOR
FUSE(3.15A)
THERMAL FUSE(93:)
DC/DC CONVERTER
INDOOR FAN MOTOR(INNER PROTECTOR)
HORIZONTAL VANE MOTOR
VERTICAL VANE MOTOR
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR
SOLID STATE RELAY
TERMINAL BLOCK
COMPRESSOR CONTACTOR
OB404A--1.qxp 06.4.26 6:01 PM Page 6