21
MSH-18NV -
E2
MUH-18NV -
E2
MODEL WIRING DIAGRAM
MODEL WIRING DIAGRAM
INDOOR UNIT
OUTDOOR UNIT
~/N
TO OUTDOOR
UNIT
CONNECTING
12VDC
L
3
2
N
FOR MULTI SYSTEM
;
SYMBOL
TB
DSAR
HIC1
SYMBOL
NR11
RT11
RT12
IC141
52C
SYMBOL
C11
F12
F11
MF
MV
NAME
NAME NAME
INDOOR FAN CAPACITOR
FUSE(93:)
FUSE(3.15A)
INDOOR FAN MOTOR
VANE MOTOR
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR
HYBRID IC
CONTACTOR
TERMINAL BLOCK
SURGE ABSORBER
DC/DC CONVERTER
❈
❈
❈
❈
❈
SYMBOL
X62
21S4
52C
IC881
SYMBOL
MF
NR61
RT61
SR61
TB
SYMBOL
C1
C65
DSAR
F61
MC
NAME
NAME NAME
COMPRESSOR CAPACITOR
OUTDOOR FAN MOTOR CAPACITOR
SURGE ABSORBER
FUSE(2A)
COMPRESSOR<INNER THERMOSTAT>
OUTDOOR FAN MOTOR
VARISTOR
DEFROST THERMISTOR
SOLID STATE RELAY
TERMINAL BLOCK
REVERSING VALVE COIL RELAY
REVERSING VALVE COIL
CONTACTOR
DC/DC CONVERTER
NOTE:1. For the outdoor 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
NOTE:1. Use copper conductors only.(For field wiring)
2. Since the indoor and outdoor unit connecting wires have polarity, connect them according to the numbers.
3. Symbols below indicate.
: Terminal block, : Connector
4. “❈”show the terminals with a lock mechanism, so they cannot be removed when you pull
the lead wire.
Be sure to pull the wire by pushing the locking lever(projected part) of the terminal with a finger.
1.Slide the sleeve.
2.Pull the wire while
pushing the locking
lever.
❈
❈
❈
❈
❈
❈
OB207t-1qxp 25/9/97 8:52 PM Page 21