Circuit Diagram - Fujitsu AUXG24LRLB Service Manual

C I R CU IT D IA GRAM
1 2
1 2 3 4 5
1 2 3 4 5
CN301
Green
Power supply
PCB
Red
1 1
2 2
3 3
Black
Fan motor FM
4 4
White
5 5
F300
Yellow
6 6
Brown
7 7
Fuse
3.15A
250V
2015.11.20
Compressor
R
Red
W7 U
White
CM
W8 V
S Black
W9 W
T
Black
1 1
4-way valve coil
CN30
4WV Black
2 2
Black
W101
White
W102
Red
W4
Black
W1
White
W2
W3
Terminal
Green
1 2 3 L N
Earth
Thermistor
Power
( Pipe temp. )
source
INDOOR UNIT
Float switch
( 3-Wire type )
3
Terminal
Y1 Y2 Y3
Terminal
White
1 1 1 1
White
2 2 2 2 1 2 3
White
3 3 3 3
1 2 3
White
4 4
4 4 CN9
White
5 5 5 5
CN48
White
6 6 6 6
1 2 3 4 5 6 7 8 9
White
7 7 7 7
1 2 3 4 5 6 7 8 9
White
8 8 8 8
White
9 9 9 9
White
10 10 10 10
White
1 1 1 1
1 2 3 4 5 6 7 8 9
2 2 2 2
White
3 Indicator PCB
3 3 3
White
4 4 4 4
( Option )
Fan motor
High pressure
Expansion
FM
switch
valve coil
PMV
1 2 3 4 5 1 2 1 2 3 4 5 6 7
1 2 3 4 5 1 2 1 2 3 4 5 6 7
CN40 CN74 CN800
Main PCB
CN71 CN70
1 2 3 4 1 2 3
1 2 3 4 1 2 3
Thermistor Thermistor
( Discarge temp. ) ( Outdoor temp. )
( Option )
Step motor
Wire for
To Remote control
M
M
external
( 2-Wire type ) Ex.in
output
1 2 3 4 5 1 2 3 4 5
Y1 Y2 Y3 1 2
1 2 3 1 2 3 1 2 1 3 5 7 9 1113151719 2 4 6 8 101214161820
1 2 3 1 2 3 1 2 1 3 5 7 9 1113151719 2 4 6 8 101214161820
CN14 CN46 CN47
CN71 CN72 CN8 CN32
1 2 3 4 1 2 3 4 5 6 7 8 9 1011 1 2 1 2 3
1 2 3 4 1 2 3 4 5 6 7 8 9 1011 1 2 1 2 3
CN2
Trans board
non-polar 2-Wire
CN1
M
1 2 3 4 5
DC Drain pump
motor
5
Thermistor
( Comp. temp. )
1 2 3
1 2 3
CN600 CN73
1 2 3 4 5 6 7
OUTDOOR UNIT
P. E. Sensor
S
M (Option)
M
1 2 3
1 2 3
1 2 3 4 5 1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
CN37 CN67 Gray
1 1
Main PCB Red
2 2
Orange
3 3
Yellow
4 4
CN73
W100
1 2 3 4 5 6 7 8 9 101112
( Test )
Thermistor
( Pipe temp. )
Thermistor
( Room temp. )
1 1
2 2
Ex. in and out board 3 3
4 4
5 5
6 6
( Test )
CN9
7 7
1 1
8 8
2 2
CN8
9 9
3 3
10 10
4 4
11
11
12 12
TMA1 TMB1
1 2 C 1 2 3 4 5 6
( To Ex.in ) ( To Ex.out )