Fujitsu AUU18RC Service Manual page 5

Models : AUU18RC / AOU18RC
AUU24RC / AOU24RC
INDOOR UNIT
OUTDOOR UNIT
COMPRESSOR
S
R
WHITE
RED
TO POWER SUPPLY
C I R C U I T
TO REMOTE
CONTROL UNIT
TERMINAL
3 2 1
1 2
1 2
CN 7
RED
1 1
WHITE
2 2
BLACK
3 3
BLACK
L
1
N WHITE
2
RED
3
3 2 1
(N)
TERMINAL
TO OUTDOOR UNIT
TEST
1 2 3
E
CN10
OVERLOAD
PROTECTOR
C
CN15 CN9
BLACK
1 2 1 2
NO
POWER SV
RELAY
SOLENOID
COM
COIL
BLACK
WHITE
WHITE
COMPRESSOR BLACK
CAPACITOR
L N 3
G
D I A G R A M
THERMISTOR
(PIPE TEMP.)
THERMISTOR
(ROOM TEMP.)
1 2
1 2
FAN MOTOR
CN 8
CAPACITOR
WHITE
1 1
WHITE
2 2
BROWN BROWN
1 1 1 1
RED RED
2 2 2 2
ORANGE ORANGE
3 3 3 3
YELLOW YELLOW
4 4 4 4
WHITE WHITE
5 5 5 5
1
BLACK BLACK
2
1 1 1 1
3
2 2 2 2
BLACK BLACK
3 3 3 3
BLACK YELLOW
1 1 1 1
M
BLACK YELLOW
2 2 2 2
BLACK
1 1 2 2
FAN
WHITE
FM
2 2 1 1
MOTOR
RED
3 3 3 3
THERMISTOR THERMISTOR
(PIPE TEMP.) (OUTDOOR TEMP.) (DISCHARGE TEMP.)
GRAY BLACK
BLACK
GRAY
1 2 1 2
CN11 CN12
PRINTED CIRCUIT BOARD
CN1 CN4 CN3
1 2 3 1 2 1 2
TRANSFORMER
2
TERMINAL
1
(N)
TO INDOOR UNIT
– 4 –
M
STEP
MOTOR
FLOAT
SWITCH
DRAIN PUMP
MOTOR
THERMISTOR
BROWN
BROWN
1 2
CN13
CN2 CN5
1 2 4 3 2 1
FAN
MOTOR