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Fujitsu Manuals
Split type air conditioners
ARHC72LHTA
Service manual
Fujitsu ARHC72LHTA Service Manual page 11
Duct type 50hz indoor/outdoor units
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W304
E
B
GREEN
SA301
EARTH
RA-362M
VA302
470V
W302
<TNR>
N I N
B
WHITE
R301
1.0M
<RN-1/2W>
W301
L I N
B
BLACK
VA301
470V
<TNR>
W303
SERIAL
B
RED
DRAIN PUMP
CN301
B2P3-VH-B-E
BLUE
N
2
RC301
RE1202
K303-3
1
0.2/120
2013.01.29
SECONDARY
C304
C305
0.01
0.01
<ECQU>
<ECQU>
2
1
2
1
C301
C307
1.0
1.0
<ECQU>
<ECQU>
4
3
3
4
L301
L302
RCH3818-022PF07
RCH3818-022PF07
PRIMARY
SERIAL COMM. CIRCUIT
H Y I C 3 0 1
H I 2 0 0 2 R 2
VA303
18
14
10
470V
8
7
6
<TNR>
F301
F I H 250V 3.15A ( EM )
C310
0.01
<LE>
FH301
FH302
TP00351-31 x 2
2
K303
G5N-1A
3
INDOOR UNIT
FILTER PCB
K09AX-0900HSE-FL0
PTC 2
PTC 1
W311
W312
W309
W310
B
B
B
B
ORANGE
ORANGE
ORANGE
ORANGE
K302
K301
DW12D1-O ( M )
DW12D1-O ( M )
3
4
4
3
2
1
1
2
5V
5 4 3 2 1
5 4 3 2 1
4
SECONDARY
12V
1
10
CT302
CT301
PRIMARY
CT-1B
CT-1B
4
5
4
5
1
3
3
1
D351, D352
1SS133 x 2
CT ADJ1
1
VR351
B2K
3
<0.2W>
2
C353
D353, D354
+
R352
220/
1SS133 x 2
2.7k
16V
<RN-1/4W>
1%
D355, D356
1SS133 x 2
CT ADJ2
VR352
1
B2K
3
C354
<0.2W>
+
2
D357, D358
220/
R354
1SS133 x 2
16V
2.7k
<RN-1/4W>
1%
12V
D359
1SR139-600
C352
+
100/
25V
W308
N OUT 2
B
GRAY
W307
B
N OUT 1
WHITE
W306
B
L OUT 2
BROWN
W305
L OUT 1
B
BLACK
CT OUT
CN352
1971032-4
( G I C2.0 - 4P )
WHITE
1
CT1 P
2
CT1 N
3
CT2 P
4
CT2 N
MAIN PCB
CN351
1971032-9
( G I C2.0 - 9P )
WHITE
5V
1
12V
2
5V
3
PR1 ( K301 )
4
PR2 ( K302 )
5
SERIAL_I N
6
SERIAL_I NT
7
SERIAL_OUT
8
DRAIN PUMP ( K303 )
9
GND
C351
+
100/
25V
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This manual is also suitable for:
Arhc90lhta
Aoha72lalt
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