Fujitsu General ASH9LSBCW, ASH12LSBCW, AOH12LFBC, AOH9LFBC Service Manual
SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED
type
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
ERROR CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . . . .
6OUTDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . .
7
DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
14
STANDARD ACCESSORIES
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Models
Indoor unit Outdoor unit
ASH9LSBCW AOH9LFBC
ASH12LSBCW AOH12LFBC
2005.01.31 1
INDOOR UNIT
H x W x D (mm)
H x W x D (mm)
275 x 790 x 215
OUTDOOR UNIT
540 x 790 x 290
DIMENSIONS
INDOOR UNIT
GROSS / NET (kg)
GROSS / NET (kg)
12 / 9
OUTDOOR UNIT
42 / 3839 / 35
WEIGHT
SPECIFICATIONS
TYPE
COOL & HEAT INVERTER
INDOOR UNIT
ASH12LSBCW
OUTDOOR UNIT
AOH12LFBC
ASH9LSBCW
AOH9LFBC
COOLING CAPACITY
(kW) 3.50
HEATING CAPACITY
(kW)
4.80
POWER SOURCE (V) 230
FREQUENCY (Hz)
50
RUNNING CURRENT
COOLING 4.3
(A)
HEATING
5.6
INPUT WATTS
(kW)
COOLING 0.92
HEATING
1.23
E.E.R.
COOLING
3.80
COP HEATING
3.90
MOISTURE REMOVAL
1.8
AIR CIRCULATION-Hi (m /hr)
3
C 635 H 670C 595 H 645
2.60
3.60
3.0
3.8
0.62
0.82
4.19
4.39
1.3
FAN MOTOR
TYPE
Hermetic type, 4 pole, 3 phase,
DC inverter motor, Rotary
DISCRIMINATION DA 89 X 1F - 20F
REFRIGERANT R410A (g) 1,050950
POWER SOURCE (V) 230
HI-SPEED (r.p.m.) C 1,300 H 1,390
INDOOR
UNIT
MED-SPEED (r.p.m.) C 1,120 H 1,200
LO-SPEED (r.p.m.) C 950 H 1,000
QUIET (r.p.m.) C 700 H 760
C 1,370 H 1,440
C 1,150 H 1,200
C 950 H 1,000
C 700 H 760
OUTDOOR UNIT (r.p.m.) C 830 H 830C 840 H 840
ELECTRICAL DATA
COMPRESSOR
( /hr)
INDOOR UNIT
(dB) C 43 H 43
OUTDOOR UNIT
(dB) C 47 H 49
C 42 H 42
C 47 H 48
NOISE LEVEL
REFRIGERANT (R410A)
Pipe Length
15 m 950 g 1,050 g
FULL CHARGE AMOUNT
20 m 1,050 g 1,150 g
ADDITIONAL REFRIGERANT
20 g / m
(kW/kW)
(kW/kW)
DIMENSIONS
ASH12LSBCW / AOH12LFBC
Models : ASH9LSBCW / AOH9LFBC
(unit : mm)
275
2,000
215
790
2005.02.18 2
790
56
290
17
540
( 353 )
REFRIGERANT SYSTEM DIAGRAM
2-Way
valve
Strainer
Strainer
3-Way
valve
Muffler
Muffler
4-Way valve
Expansion valve
Heat exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
AOH9LFBC
(2Pass)
AOH12LFBC
(4Pass)
Compressor
Cooling
Heating
ASH12LSBCW / AOH12LFBC
Models : ASH9LSBCW / AOH9LFBC
2005.02.01 3
CIRCUIT DIAGRAM
INDOOR UNIT
OUTDOOR UNIT
ASH12LSBCW / AOH12LFBC
Models : ASH9LSBCW / AOH9LFBC
2005.01.31 4
Fan Motor
Stepping
Motor
Thermistor
(room temp.)
Terminal
Terminal
Fuse 250V20A
Reactor Reactor
Fan Motor
Expansion
Valve
4-Way
Valve Assy
PCB (MAIN)
Power
Relay
Compressor
Thermistor
(pipe temp.)
Test
Thermistor (pipe)
Thermistor (Discharge Pipe)
Thermistor (outdoor temp.)
Display Board
Controller PCB
Power
102 C
Thermal Fuse
1
2
3
4
5
6
1
2
3
1
2
3
1
2
3
1
2
3
1
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5
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5
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3
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3
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4
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4
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6
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5
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5
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2
1
2
1
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5
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7
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6
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2
1
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11
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