Fujitsu AOU18RD Service Manual

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CIRCUIT DIAGRAM
Models : ASU9RD x 2 / AOU18RD
12345
12
12
12
22
11
345
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3
2
1
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
1
PURPLE
BLUE
GREEN
YELLOW
ORANGE
RED
WHITE BLACK RED
BLACK
GREEN
RED BLACK
123
WHITE
YELLOW WHITE
ORANGE
ORANGE
WHITE RED WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE
BROWN
1
2
1
2
M
FM
FM
FAN MOTOR
FAN
CAPACITOR
COMPRESSOR
CAPACITOR B
ELECTRIC
VALVE
COIL A
SOLENOID
COIL A
COMPRESSOR
MOTOR B
POWER
RELAY B
TERMINAL
TERMINAL
POWER SOURCE
230 - 208V 60Hz
OVERLOAD
PROTECTOR
BLACK
BLACK BLACK
WHITE
RED
BLUE
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
ELECTRIC
VALVE
COIL B
THERMISTOR
(OUTDOOR TEMP.)
RED
BROWN
BLACK
RED
BLUE
BROWN
S
R
C
BLACK
SOLENOID
COIL B
BLACK
BLACK
WHITE
BLACK
BLACK
BLACK
PINK
BLACK
WHITE
WHITE WHITE BLUE
RED
GREEN
RED
RED
PURPLE
PURPLE
BLUE
ORANGE
YELLOW
YELLOW
WHITE
THERMAL
FUSE
FUSE
F1 T3.15A 250V
FUSE (3A)
G
TRANSFORMER
PRINTED
CIRCUIT
BOARD
RED
RED
BLUE
BLUE
BLACK
BROWN
PINK
GREEN
YELLOW
UNIT A UNIT B POWER
THERMISTOR A
(COND. TEMP.)
THERMISTOR B
(COND. TEMP.)
THERMISTOR A
(DIS. TEMP.)
THERMISTOR B
(DIS. TEMP.)
WHITE
WHITE BLACK
WHITE
BLACK
WHITE
COMPRESSOR
CAPACITOR A
COMPRESSOR
MOTOR A
STEP MOTOR
CONTROL BOARD
POWER
SUPPLY
BOARD
THERMISTOR
(ROOM TEMP.)
(LOUVER U)
LOUVER Z
DIFFUSER
TEST
POWER
RELAY A
OVERLOAD
PROTECTOR
RED
WHITE
BROWN
RED
ORANGE
YELLOW
GREEN
BLACK
BLACK
BLACK
WHITE GRAY PURPLE BLUE
BROWN
S
R
C
BLACK
GREEN/
YELLOW
1
2
3
4
5
6
7
8
9
10
1
1 2 3 4 5
1 2 3 4 5
2
3
4
5
6
7
8
9
10
M
54321
54321
()
THERMISTOR
(PIPE TEMP.)
PRINTED CIRCUIT
BOARD (DISPLAY)
FAN MOTOR
CAPACITOR
TERMINAL
THERMAL PROTECTOR
GRAY
GRAY
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12
12
12
22
11
345
12345
12345
6789
123456789
6789
3
2
1
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
1
PURPLE
BLUE
GREEN
YELLOW
ORANGE
RED
WHITE BLACK RED
BLACK
GREEN
RED BLACK
123
WHITE
YELLOW WHITE
ORANGE
ORANGE
WHITE RED WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE
BROWN
1
2
1
2
M
FM
STEP MOTOR
CONTROL BOARD
POWER
SUPPLY
BOARD
THERMISTOR
(ROOM TEMP.)
(LOUVER U)
LOUVER Z
DIFFUSER
TEST
UNIT A
INDOOR UNIT OUTDOOR UNIT
UNIT B
BROWN
RED
ORANGE
YELLOW
GREEN
BLACK
BLACK
BLACK
WHITE GRAY PURPLE BLUE
GREEN/
YELLOW
1
2
3
4
5
6
7
8
9
10
1
1 2 3 4 5
1 2 3 4 5
2
3
4
5
6
7
8
9
10
M
54321
54321
()
THERMISTOR
(PIPE TEMP.)
PRINTED CIRCUIT
BOARD (DISPLAY)
FAN MOTOR
CAPACITOR
TERMINAL
THERMAL PROTECTOR
GRAY
GRAY
CN1
CN7
CN101 CN103
W104W105W106W101
CN104
CN6 CN5CN4
CN11
1
2
12
3
4
5
6
EV
4WV
CN12
1
2
1
2
CN7
1
2
3
4
5
6
CN8
W2 W1
1
2
3
4
CN9
1
2
3
4
5
6
7
8
9
10
EV
1234
CN3CN2
CN4
4WV
1
2
CN5
1
2
1
CN1
E
1
2
CN18
3
1
2
CN10
3
2345678
1 2 3 4 5
CN3
CN2
CN1
CN7
CN101
CN102 CN102
CN103
W104W105W106W101
CN104
CN6 CN5CN4
1 2 3 4 5
CN3
CN2

Fujitsu AOU18RD Specifications

General

Brand	Fujitsu
Model	AOU18RD
Category	Air Conditioner
Language	English