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THERMAL FUSE
5
RE
7
RE
1
2
WH
WH
CN2
BCN1
TRANSFORMER
BCN 2
CN 201
SWITCH
CN7
UNIT
RECEIVER
CN6
& LED UNIT
CN101
CN4
1
2
THERMISTOR
3
TH1
(ROOM TEMP.)
4
THERMISTOR
5
TH2
(PIPE TEMP.)
6
CN5
LOUVER
MOTOR
CN3
CONTROL
BOARD
UNIT 2
TRANFORMER
WH
WH
2 1 7 5
INDOOR
L
UNIT A1
N
S
INDOOR
L
UNIT A2
N
S
UNIT TO UNIT CORD
WIRING DIAGRAMS
CONTROL BOARD UNIT 1
3A 250V
(E)
WPE
SERIAL
SIGNAL
NR
CIRCUIT
VARISTOR
TRIAC
5 3 1
CN1
(A)
(B)
RE
FAN MOTOR
BK
BL
GR
R.P.M
SIGNAL
BL
FAN MOTOR
CAPACITOR
400V 1µF
BL
Figure W-1. Wiring Diagram for AY-M09AE
FAN
MOTOR
RE
THERMAL
BK
FUSE
RE RE
1 3 5
CN1
CN2
RY3
440V 2µF
FAN MOTOR
NR1
CAPACITOR
VARISTOR
250V 3A
SURGE ABSORBER
T1
NR2 VARISTOR
WPE
TERMINAL
G(Y)
BOARD
RE
L
N
L
BL
N
S
RE
OR
RE
L
N
BL
S
Y
G(Y)
Figure W-2. Wiring Diagram for AE-M18AE
5
INDOOR UNIT
TERMINAL BOARD
BR
L
BL
N
(F)
RE
S
G(Y)
EVAPORATOR
THERMAL
FUSE
BK
: BLACK
BL
: BLUE
BR
: BROWN
GR
: GRAY
G(Y)
: GREEN YELLOW
THERMAL
PROTECTOR
VALVE COIL
THERMISTOR
A1
(PIPE TEMP.)
A1 A2
TH1 TH2
RE
RE RE
RE RE
BL
Y
1
3
1 3
CN3
CN4
1
2 3 4
RY4
SIGNAL
CIRCUIT
CONTROL BOARD UNIT
CN5
MOTOR
OR
R
RE
PROTECTOR
370V
C
S
BK
25µF
WH
COMPRESSOR
CT1
RUNNING
MOTOR A1
CAPACITOR
RUNNING
BK RY1
BK
CAPACITOR
MOTOR
R
RE
PROTECTOR
370V
C
BK
25µF
BK
WH
COMP-
S
CT2
RESSOR MOTOR
A2 BL
AC RY2 COMP
GR
OUTDOOR UNIT
GR
: GRAY
WH
: WHITE
OR
: ORANGE
G(Y)
: GREEN-
YELLOW
AY-M09AE
AE-M18AE
OUTDOOR
UNIT
L
N
S
G(Y)
TERMINAL
BOARD
RE
: RED
WH
: WHITE
OR
: ORANGE
THERMISTOR
A2
(PIPE TEMP.)
OR
CN6
1 2
OR
Y
RE
: RED
BL
: BLUE
BK
: BLACK
Y
: YELLOW
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