Page 1
MULTI AIR CONDITIONER
WALL MOUNTED
type
Models
Indoor unit Outdoor unit
ASH9FMBD AOH20FSAV3
CONTENTS
SPECIFICATIONS
OUTLINE AND DIMENSIONS
REFRIGERANT SYSTEM DIAGRAM
CIRCUIT DIAGRAM
INDOOR PCB CIRCUIT DIAGRAM
OUTDOOR PCB CIRCUIT DIAGRAM
ERROR CONTENTS
DISASSEMBLY ILLUSTRATION
PARTS LIST
STANDARD ACCESSORIES
. . . . . . . . . . . . . . . . . . . . . . .
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1
2
4
7
8
10
17
19
Page 2
SPECIFICATIONS
ELECTRICAL DATA
TYPE
OPERATION
INDOOR UNIT / OUTDOOR UNIT
COOLING CAPACITY
POWER SOURCE
FREQUENCY
RUNNING CURRENT
INPUT WATTS
E.E.R.
MOISTURE REMOVAL
AIR CIRCULATION-High
INDOOR UNIT
HIGH-SPEED
MED-SPEED
FAN MOTOR
LOW-SPEED
Unit A
(1 room)
ASH9FMBD / AOH20FSAV3
2.50 kW
4.0 A
0.85 kW
2.94 kW/kW
0.8 L/hr
520 m3/hr
COOL
Unit B1 or B2
(1 room)
2.80 kW
230 V
50 Hz
4.8 A
1.05 kW
2.66 kW/kW
1.0 L/hr
520 m3/hr
1,310 r.p.m.
1,190 r.p.m.
1,070 r.p.m.
Unit A + B1 + B2
(3 rooms)
6.05 kW
8.4 A
1.88 kW
3.22 kW/kW
2.0 L/hr
520 m3/hr x 3
QUIET
DIMENSIONS
WEIGHT
NOISE LEVEL
H x W x D
GROSS / NET
HIGH-SPEED
MED-SPEED
LOW-SPEED
QUIET
OUTDOOR UNIT
COMPRESSOR TYPE
COMPRESSOR DISCRIMINATION
POWER SOURCE
REFRIGERANT
ADDITIONAL CHARGE
CHARGELESS PIPE LENGTH
MAXIMUM PIPE LENGTH
R410A
960 r.p.m.
257 x 808 x 187 mm
10 kg / 8 kg
40 dB
37 dB
34 dB
31 dB
Hermetic type, Permanent split condenser,
2 pole, Single phase, Induction motor, Rotary
Comp A : 802 100 65B, Comp B : 802 141 65B
230V - 50Hz
Comp A : 750 g, Comp B : 850 g
Comp A : 10 g/m, Comp B : 10 g/m
Comp A : 7.5 m, Comp B (Total) : 15 m
Comp A : 15 m, Comp B (Total) : 20 m
FAN MOTOR
DIMENSIONS
WEIGHT
NOISE LEVEL
H x W x D
GROSS / NET
780 r.p.m.
700 x 900 x 330 mm
68 kg / 61 kg
52 dB
12006.03.16
Page 3
OUTLINE AND DIMENSIONS
INDOOR UNIT
Model : ASH9FMBD
(Unit : mm)
808
257
187
22006.03.16
Page 4
OUTDOOR UNIT
Model : AOH20FSAV3
(Unit : mm
40900
33031 12
700
21
9
400
650
Air Flow
370
32006.03.16
Page 5
REFRIGERANT SYSTEM DIAGRAM
Models : ASH9FMBD x 3 / AOH20FSAV3
OUTDOOR UNIT
UNIT A
Compressor A
UNIT B
Heat Exchanger
(Condenser)
Discharge Pipe
Thermistor B
Discharge Pipe
Thermistor A
Main Capillary Tube
Strainer
Balance Capillary
Strainer
Distributor
Tube x 2
Compressor B
Refrigerant direction
Refrigerant pipe (Liquid)
diameter : 6.35 mm (1/4 inch)
Refrigerant pipe (Gas)
diameter : 9.53 mm (3/8 inch)
Capillary
3-Way valve
Pipe
Thermistor
Heat Exchanger
(Evaporator)
INDOOR UNIT A
Tube (main)
Solenoid
Solenoid
Valve B1
2-Way valve
2-Way valve
3-Way valve
Pipe
Thermistor
Heat Exchanger
(Evaporator)
INDOOR UNIT B1
INDOOR UNIT B2
Valve B2
2-Way valve
Gas pipeGas pipeGas pipe
Liquid pipeLiquid pipeLiquid pipe
Pipe
Thermistor
Heat Exchanger
(Evaporator)
3-Way valve
42006.03.16
Page 6
CIRCUIT DIAGRAM
Models : ASH9FMBD / AOH20FSAV3
INDICATOR PCB
FAN MOTOR
EMI FILTER
TRANSFORMER
CN201
RED
F M
BLACK
BLACK
BLACK
WHITE
6
WHITE
5
WHITE
4
WHITE
3
WHITE
2
1
WHITE
BLACK
WHITE
YELLOW
GREEN
GRAY
GRAY
1
2
1
2
6
6
5
5
4
4
3
3
2
2
RED
1
1
1
1
2
2
3
3
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
BLUE
1 2 3 4 5 6 7 8
5
5
4
4
3
3
2
2
1
1
W101
PURPLE
PURPLE
THERMAL
FUSE
RED
RED
GRAY
GRAY
TEST
2
1
CN2 CN3
CN8 CN4
WHITE
3
2
1
212
2
1
3
CN1
CN6
WHITE
CN105
3
2
1
1
2
1
W103
ROOM TEMPERATURE
THERMISTOR
5
4
PIPE TEMPERATURE
THERMISTOR
BLUE
10
10
PINK
9
9
YELLOW
8
8
CN5
ORANGE
7
7
RED
6
6
CONTROLLER PCB
WHITE
WHITE
WHITE
WHITE
WHITE
3
K103
4
RELAY
POWER SUPPLY PCB
CN104 CN102
CN103
RED
WHITE
BLACK
M
STEP
MOTOR
FAN MOTOR
TRANSFORMER
CN201
INDICATOR PCB
RED
WHITE
F M
BLACK
EMI FILTER
BLACK
BLACK
WHITE
6
WHITE
5
WHITE
4
WHITE
3
WHITE
2
1
BLACK
WHITE
YELLOW
GREEN
GRAY
GRAY
1
2
1
2
6
6
5
5
4
4
3
3
2
2
RED
1
1
1
1
2
2
3
3
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
BLUE
1 2 3 4 5 6 7 8
5
5
4
4
3
3
2
2
1
1
W101
PURPLE
PURPLE
THERMAL
FUSE
RED
RED
GRAY
GRAY
INDOOR UNIT
ROOM TEMPERATURE
THERMISTOR
TEST
2
5
3
4
1
CN1
CN2 CN3
CN8 CN4
CN6
WHITE
WHITE
CN105
3
3
2
2
1
1
212
1
2
2
1
1
W103
PIPE TEMPERATURE
THERMISTOR
BLUE
10
10
PINK
9
9
YELLOW
8
8
CN5
ORANGE
7
7
RED
6
6
CONTROLLER PCB
WHITE
WHITE
WHITE
WHITE
WHITE
K103
RELAY
POWER SUPPLY PCB
CN104 CN102
CN103
WHITE
3
4
RED
BLACK
M
STEP
MOTOR
INDICATOR PCB
FAN MOTOR
EMI FILTER
TRANSFORMER
CN201
RED
F M
BLACK
BLACK
BLACK
WHITE
6
WHITE
5
WHITE
4
WHITE
3
WHITE
2
1
WHITE
BLACK
WHITE
YELLOW
GREEN
GRAY
GRAY
RED
PURPLE
PURPLE
THERMAL
RED
GRAY
6
5
4
3
2
1
1
2
3
5
4
3
2
1
FUSE
RED
GRAY
1
2
1
2
6
5
4
3
2
1
1
2
3
1
1
BLUE
1
5
4
3
2
1
W101
TEST
2
3
4
1
CN1
CN2 CN3
CONTROLLER PCB
CN8 CN4
CN6
3 4 567 8
2
3 4 567 8
2
WHITE
WHITE
WHITE
3 4 567 8
2
CN105
CN101
3
3
2
2
1
1
212
1
2
2
1
1
W103
WHITE
ROOM TEMPERATURE
THERMISTOR
5
PIPE TEMPERATURE
THERMISTOR
BLUE
10
10
PINK
9
9
YELLOW
8
8
CN5
ORANGE
7
7
RED
6
6
WHITE
WHITE
WHITE
WHITE
K103
M
3
4
RELAY
POWER SUPPLY PCB
CN104 CN102
CN103
RED
BLACK
STEP
MOTOR
COMP.
CAPACITOR A
WHITE
RED
WHITE
R
OVERLOAD
PROTECTOR
ORANGE
WHITE
BLACK
UNIT A
S
BLACK
C
BLACK
WHITEWHITE
COMP.
CAPACITOR B
COMP.A
RELAY
A
BLACK
RED
BLACK
BLUE
OVERLOAD
BLACK
WHITE
UNIT B2UNIT B1
OUTDOOR UNIT
FAN
CAPACITOR
YELLOW
RED
YELLOW
S
R
COMP.B
C
BLACK
RELAY
PROTECTOR
BLACK
B
YELLOW
PINK
2 31(N)2 31(N)2 31(N) N L
POWER
1
CN2
2
WHITE
WHITE
BLACK
BLACK
TERMINAL
1
2
3
4
1
CN4 CN3
2
1
CN5CN9
2
1
2
3
4
BLACK
BLACK
BLACK
BLACK
GREEN
YELLOW
4
3
2
1
BLACK
WHITE
RED
BLUE
CN10
SOLENOID
SV
COIL B1
SOLENOID
SV
COIL B2
THERMISTOR A
(DIS.TEMP.)
THERMISTOR B
(DIS.TEMP.)
PRINTED
CIRCUIT
BOARD
FUSE
F1 T6 . 3A250V
W 4
W 3
1
WHITE
2
1
WHITE
2
3
WHITE
4
BLACK
1
WHITEWHITE
CN1 CN14 CN15
2
FAN
MOTOR
FM
E 1
GREEN
THERMAL
FUSE 103
TERMINAL
UNIT A
(N)
2 3
1
THERMAL
FUSE 103
TERMINAL
UNIT B1
(N)
2 3
1
THERMAL
FUSE 103
TERMINAL
UNIT B2
(N)
2 3
1
52006.03.16
Page 7
INDOOR PCB CIRCUIT DIAGRAM
Model : ASH9FMBD
POWER TRANSFORMER
UL1015 AWG22
GREEN
EZ-030HSE-T
PRIMARY
W101
E
GREEN
F101
T 3.15A
250V
TERMINAL BOARD
TERMAL FUSE
SECONDARY
CN102-3 PURPLE
CN102-1 PURPLE
CN104-1 RED
CN104-2 RED
CN102 B2P3-VH-B
C102
4700P
C103
0.1
VA101
470V
C101
4700P
CN104 B2B-XH-AM
FH102
FH101
W103
BLACK
UL1015 AWG14 BLACK
UL1015 AWG22 WHITE
2
1
TERMAL BOARD
UL1015 AWG18 RED
POWER SOURCE
230V
3
50Hz
GREEN / YELLOW
103
TEMPERATURE FUSE
CN103-1 GRAY
CN103-2 GRAY
POWER SUPPLY PCB
EZ-002SWSE-P ( F )
CN103 B2B-XASK-1-A
C104
0.1
R102 1.0K
<1/2W>
+
C109
10/
50V
FAN CAPACITOR
VA102
470V
12V
Q101
2SD880
+
D104
MTZJ15B
D102 1SR139
L101
SS11V-10062
D101
S1VB20
R101
10K
<1/4W>
C105
2200
/35V
C110
7.0
CN101 B3P5-VH-B
SSR101
G3MC-201PL-VD DC12V
12V
D103
1SR139
C106
2200
/25V
3
4
K103
G4A-1A-E-PS
+
I C101
7805
I O
G
2
1
C108
0.1
<F>
CN101-1
CN101-3
CN101-5
12V
BLACK
YELLOW
WHITE
FAN MOTOR
12V5V
CN105
PHR-8
F M
CN105-1
CN105-2
CN105-3
CN105-4
CN105-5
CN105-6
CN105-7
CN105-8
UL1061 AWG26 x 8
CN7-1
CN7-2
CN7-3
BLUE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
EZ-00205WSE-C ( F )
RED
WHITE
BLACK
CN6-1
CN6-2
CN6-3
CN6-4
CN6-5
CN6-6
CN6-7
CN6-8
CN8
S3P-VH
5V
5V
R1
10K
<1/10W>
C1 0.1
<F>
ROOM TEMPERATURE CORRECTION 1
( HEATING OPERATION )
ROOM TEMPERATURE CORRECTION 2
( HEATING OPERATION )
AUTO RESTART
REMOTE CONTROL UNIT CUSTOM CODE
12V
R6 1.0K
<1/8W>
C8
0.1
<F>
12 5
CN6
B8B-PH-K-S
C11
0.1
<F>
5V
BZ1
12V
PKM13EPY-4000
B Z
R14 10K
<1/10W>
JP1
JP2
JP3
JP4
Q1
DTC124EUA
1
3
2
1
R7 4.7K
<1/8W>
11
I C4-5 uLN2003
10 7
I C2
BR93LC46
CS
8
VCC
D0
4
SK
6
TEST
D1
5
GND
NC
EEPROM
Q3
DTC124EUA
1
2
3
7
R2 1.0K
<1/10W>
5V
3
2
I C4-6 uLN2003
6
I C4-7 uLN2003
Q2
DTC124EUA
3
2
C2 0.1
<F>
R3, R34, R5, R35
10K <1/10W> x 4
C7
10/25V
5V
R8
10K
<1/10W>
C9 0.01
<R>
R33 10K
<1/10W>
uPD780024ASGB-X02-8ET-A
1
+
5V
5V
R12
10K
<1/10W>
I C 1
44
P75
29
XT2
P25
RESET
P10
P03
P34
P44
P41
P40
32
2
19
8
P57
28
24
P11
25
13
P36
38
12
P35
11
35
P00
P56
7
6
P55
P54
5
52
P47
51
P46
P45
50
49
48
P43
47
P42
46
45
X1
CST8.38MHz
R30 1.0K
<1/10W>
C25
0.1
<F>
C22
0.1
<F>
C21
0.1
<F>
C16
1000P
<R>
1
3
P02
37
P20
14
15
P21
16
P22
43
P74
27
AVD0
10
VDD0
20
VDD1
26
AVREF
23
P12
22
P13
30
XT1
9
VSS0
34
VSS1
21
AVSS
4
P53
36
P01
1
P50
2
P51
3
P52
42
P73
41
P72
40
P71
P70
39
17
P23
P24
18
31
I C
X1 X2
33
R25 390
<1/10W>
R24 390
<1/10W>
12V
9
2
4
5V
R29
10K
<1/10W>
R28 10K
<1/10W>
5V
R20 - R23
10K <1/10W> x 4
5V
R19
10K
<1/10W>
16
15
14
13
8
5V
5
RESET 4
3
I C3
BD4742G
R18 47
<1/10W>
I C4-1 uLN2003
I C4-2 uLN2003
I C4-3 uLN2003
I C4-4 uLN2003
MANUAL AUTO
SW1
SWITCH
C27
2
0.1
1
<F>
R27 10K
<1/10W>
(1%)
R26 49.9K
<1/10W>
(1%)
R17 330 <1/10W>
R16 330 <1/10W>
R15 330 <1/10W>
12V
5V
CN2 150-103-86176
CN3 150-503-96077
CN1 B5P-SHF-1AA
CN4 B6B-PH-K-S
5V
CN5 53325-0510
CN2-1
CN2-2
CN3-1
CN3-2
CN1-1
CN1-2
CN1-3
CN1-4
CN1-5
CN4-1
CN4-4
CN4-4
CN4-4
CN4-5
CN4-6
UL1061 AWG26 x 6
CN5-6
CN5-7
CN5-8
CN5-9
CN5-10
UL1061 AWG26 x 5
TEST
RED
WHITE
WHITE
WHITE
WHITE
WHITE
BLACK
BLACK
GRAY
GRAY
RED
ORANGE
YELLOW
PINK
BLUE
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
INDICATOR PCB
EZ-002SWSE-D (F)
R201 47
<1/4W>
1
2
3
C202
0.1
<F>
OPERATE
4
TIMER
5
SWING
6
CN201
M
X201
GP1UM261RK
+
DATA
C201
47/
10V
D201 SLR-325<VC>
D202 SLR-325<MC>
D203 SLR-325<DC>
LOUVER
VCC
GND
5V
RED
GREEN
ORANGE
OUTDOOR UNIT
TO EARTH TERMINAL STRIP
62006.03.16
Page 8
UNIT A
UNIT B1
UNIT B2
POWER
SOURCE
220 / 240V
50Hz
OUTDOOR PCB CIRCUIT DIAGRAM
Model : AOH20FSAV3
C6 4700P
R4
<ECQM>
Q1
2SC5354
2
1
R3
3
100
<1/10W>
R2 1.5
<RS - 2W>
6.3A - 250V
<BET>
FH1 FH2
UL1015 AWG20
S. V.
S. V.
C. M.
C. M.
330K
<2W>
2
1
Q2
3
2SC1815
F1
CN2
B2P3-VH-B-Y
YELLOW
CN2-1
YELLOW
CN2-3
CN3-1
CN3-2
CN3-3
CN3-4
CN3
B4P7-VH-B
WHITE
BLACK
BLACK
BLACK
BLACK
CN4-1
CN4-2
CN4
179844-1
WHITE
CN5-1
CN5-2
CN14-1
CN14-2
CN14-3
CN14-4
CN14
B4P7-VH-B-R
RED
CN15
B2P3-VH-B-E
BLUE
CN15-1
CN15-2
UL3271 AWG14
COMPRESSOR A
UL3271 AWG14
COMPRESSOR B
1SR139-600
C7 0.047
<ECQB>
D1FL20U
MTZJ5.1B
CN5
179844-2
RED
TERMINAL
1
2
3
1
2
3
1
2
3
N
L
E
UL1015
AWG20
BLACK
UL1015 AWG14 WHITE
UL1015
AWG20
WHITE
UL1015
AWG20
WHITE
UL1015
AWG20
BLACK
UL1015 AWG14 BLACK
UL1015 AWG14 WHITE
UL1015 AWG14 BLACK
UL1015 AWG14 WHITE
UL1015 AWG20 BLACK
UL1015 AWG20 WHITE
TERMINAL
R1
3.3
<5W>
3
4
2
UL1015 AWG16
FAN MOTOR
CAPACITOR
3.5uF / 450V
FAN MOTOR
UL1015 AWG20 BLACK
UL1015 AWG20 WHITE
F. M.
COMPRESSOR CAPACITOR A
25uF / 400V
COMPRESSOR CAPACITOR B
35uF / 400V
D1
D3SB60
1
+
C5
100/450V
W3
L
CN1-1
CN1-2
CN1
B2P3-VH-B-C
BLACK
E1
GREEN
W4
N
UL1015 AWG20 YELLOW
BLACK
WHITE
RED
BLUE
UL3271 AWG14 WHITE
UL3271 AWG14 BLUE
UL1015 AWG20 BLACK
UL1015 AWG20 WHITE
UL1015 AWG20 RED
UL1015 AWG20 BLUE
SOLENOID VALVE B1
SOLENOID VALVE B2
UL1015 AWG20 RED
UL1015 AWG20 WHITE
UL1015 AWG20 PINK
UL1015 AWG20 WHITE
INDOOR UNIT B1, B2
INDOOR UNIT A1
UL1015 AWG20 ORANGE
UL1015 AWG20 WHITE
UL3271 AWG14
RED
UL3271 AWG14
RED
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
K05DT-0501WUE-C1
9
REGC
C27
0.1
<F>
C53
1000P
<R>
C54
1000P
<R>
C55
1000P
<R>
DTC124EKA
R45R44
10K <1/10W>
x 3
R16
1.0K
<1/10W>
R17
1.0K
<1/10W>
3
1000P
2
C36
0.1
<F>
7
<1/10W>
Q6
C50
<R>
1
R34
1.0K
C59
0.47
<F>
C28
0.1
<F>
C49
1000P
<R>
32
AVREF
11
VDD
10
VSS
33
AVSS
36
P25
37
P24
38
P23
31
P10
29
P12
P01
42
P22
39
40
P21
41
P20
21
P32
22
P31
23
P30
1
P41
43
P00
I C 1
UPD78F0513GB(R)
-011-UES-A
X1 X2
8 7
1
2
R5 62K
<RS - 2W>
D5
R6 100
<1/2W>
D2
R7
330
<1/4W>
D3
D1FL20U
C8
100/25V
+
LF1
ELF19N006A
1
2
4 3
D4
C3
0.022
(R41)
C4
0.022
(R41)
ZFT19K02
1
2
3
4
5
PRIMARY
C11
0.01
<KH>
T1
D2FL20U
10
7
SECONDARY
C39
0.01
<KH>
D6
C10
+
1000/
25V
C19
0.1
<1/10W>
<F>
C20
0.1
<F>
<1/10W>
C21
0.1
<F>
<1/10W>
R23
5V
10K
<1/10W>
R24
10K
<1/10W>
5V
C24
R67
560
<1/10W>
D11
D1F60
R68 560
<1/10W>
1
Q9
<F>
0.1
TLP621
<GB>
1
2
5V
R26
10K
<1/10W>
3
2
I C10
JM3
BLACK
YELLOW
R64 56K
<RS - 1W>
C12 0.22 <LE>
R56 120 <RS - 1/2W>
K1
FTR-F3A
K3
FTR-F3A
K4
FTR-F3A
R69
D12
D1F60
RELAY A
DF12D1-F (M)
DC12V
RELAY B
DF12D1-F (M)
DC12V
TLP621
560
<1/10W>
1
2
UL1430 AWG22 BLACK
UL1430 AWG22 BLACK
UL1430 AWG22 YELLOW
UL1430 AWG22 YELLOW
I C12
<GB>
<RS - 1W>
5V
R82
10K
4
<1/10W>
3
C42
0.01
<F>
D10
D1F60
R62 56K
R63 56K
<RS - 1W>
DTC124EKA
14V
R8
10K
<1/10W>
R21
14K
R22
14K
R18
38.3K
R43
10K
<1/10W>
5V
4
3
I C11
TLP621
<GB>
1
2 3
D8
1SS355
I C2
NJM7805
123
I O
G
<1/10W>
<1/10W>
<1/10W>
LED1
EBR3864X
<RED>
LED2
EBR3864X
<RED>
8
VCC
4
DO
NC
7
NC
5
GND
I C4
BR93L46RF
R78
10K
<1/10W>
C38
0.01
<F>
5V
R80
10K
4
<1/10W>
C40
0.01
<F>
R28
1.0K
<1/10W>
C30
0.1
<F>
14V
CN10-1
CN10-2
CN10-3
CN10-4
DAN217U
CN10
B04B-XASK-1-A
WHITE
5V
C22
0.1
<F>
R13
1.0K
R14
1.0K
R15
1.0K
3
2
DTC124EKA
1
CS
2
SK
D I
3
6
NC
NC
10K
<1/10W>
1
Q7
DTC124EKA
<1/10W>
1
Q8
DTC124EKA
3
D7
2
C9
+
100/
25V
3
2
1
Q13
R46
5V
R9
3
2
5V
R10
10K
I C3 (1/7)
uPA2003GR
10
Q11
2SC2412K
1
R36
10K
<1/10W>
P16
P15
P27
P26
P11
P120
P60
P61
P17
P73
P33
P63
P62
P70
P71
P72
P123
P124
P40
RESET
FLMD0
P14
3
X1
5.00MHz
<CSTS>
25
C31
0.01
<F>
26
34
35
1
30
44
C30
0.1
<F>
12
13
24
C46 - C48
0.01 <F> x 3
17
16
15
14
20
19
18
5
4
2
3
6
27
28P13
DTC124EKA
1
C32 - C35
0.01 <F> x 4
<1/10W>
R53
4.7K
<1/10W>
Q3
3
Q4
DTC124EKA
2
C51
1000P
<R>
C52
1000P
<R>
Q5
3
DTC124EKA
R29
2
1.0K
<1/10W>
14V
9
1
2
3
4
5
6
R42
100K
C26
0.1
<F>
5V
3
2
R11
1.0K
<1/10W>
R12
1.0K
<1/10W>
C29
0.1
<F>
I C3 (6/7)
uPA2003GR
16
15
14
13
12
11
8
5V
5V
R54
4.7K
<1/10W>
1
C23
0.1
<F>
5V
R27
10K
<1/10W>
Q10
3
DTC124EKA
1
10K <1/10W> x 3
2
R47 - R49
1.0K <1/10W> x 3
10K <1/10W> x 4
14V
K 1
K 4
K 3
I C6
S80842
2
3
VDD
NC
1
4
OUT GND
R19 6.65K
<1/10W>
1%
R20 6.65K
<1/10W>
1%
R50 - R52
R38 - R41
R30 - R33
1.0K <1/10W> x 4
<1/10W>
D13
D1F60
R92
B04B-XAKK-1-A
5V
C17
0.1
<F>
C18
0.1
<F>
R84
10K
<1/10W>
C44
0.01
<F>
5V
FUNCTION JUMPER
JM4
JM5
JM6
5V
B5P-SHF-1AA
R55
5V
4.7K
R70
560
<1/10W>
5V
10K <1/10W> x 2
R91
JM7
CN9
BLACK
CN9-1
CN9-2
CN9-3
CN9-4
CN13-1
CN13-2
CN13-3
CN13-4
CN13-5
CN13
WHITE
BROWN
BROWN
BROWN
BROWN
TEST
GREEN
YELLOW
DISCHARGE TEMPERATURE THERMISTOR-A
R100 = 3.34K
B50 / 100 = 4,012K
DISCHARGE TEMPERATURE THERMISTOR-B
R100 = 3.34K
B50 / 100 = 4,012K
72006.04.18
Page 9
ERROR CONTENTS
INDOOR UNIT
: Fast flashing : Slow flashing
Operation lamp
Timer lamp : Green lamp
: Red lamp
Small division indicationLarge division indication
Error contents Error contents
circuit board error
(indoor unit )
thermistor error Red lamp
control unit error Red lamp (4 times) MANUAL AUTO button error Red lamp
(indoor unit ) Green lamp
fan motor error Red lamp (6 times) lock error Red lamp
(indoor unit) Green lamp
When an error occurs, "Large division indication" is indicated first.
LED indication LED indication
Red lamp
Green lamp
(2 times) thermistor error (room temp.) Red lamp
Green lamp Green lamp (2 times)
----- -----
thermistor error (heat exchanger) Red lamp
Green lamp (3 times)
Green lamp
power source Hz decision error Red lamp
Green lamp (4 times)
Green lamp
r.p.m error Red lamp
Green lamp (3 times)
-----
(2 times)
(2 times)
Secondly, "Small division indication" is indicated by pushing "Test" button of remote controller.
82006.03.01
Page 10
OUTDOOR UNIT
When a malfunction occurs in the outdoor unit, the LEDs on the circuit
board light to indicate the error. Refer to the following table for the description of each error according to the LEDs.
Error display
LED 1 LED 2
0.1 sec.
ON
OFF
ON
OFF
0.1 sec.
Model abnormal or EEPROM
abnormal
Error contents
Quick flash continued Quick flash continued
ON
OFF
0.5 sec.
2 sec.
Dislighting continued UNIT A
Discharge temperature sensor error
2 quick flash repeated
ON
OFF
0.5 sec.
Dislighting continued
2 sec.
UNIT A
Outdoor heat exchanger temperature
sensor error
3 quick flash repeated
4 quick flash repeated Dislighting continued Outdoor temperature sensor error
5 quick flash repeated Dislighting continued UNIT A
Communication signal error
6 quick flash repeated Dislighting continued UNIT A
Indoor unit error
7 quick flash repeated Dislighting continued UNIT A
Discharge temperature abnormal
Dislighting continued
ON
OFF
0.5 sec.
UNIT B
Discharge temperature sensor error
2 sec.
2 quick flash repeated
Dislighting continued
ON
OFF
0.5 sec.
2 sec.
UNIT B
Outdoor heat exchanger temperature sensor error
3 quick flash repeated
Dislighting continued 5 quick flash repeated UNIT B
Communication signal error
Dislighting continued 6 quick flash repeated UNIT B
Indoor unit error
Dislighting continued 7 quick flash repeated UNIT B
Discharge temperature abnormal
When the fault is cleared, the LED lamp goes off.
92006.03.13
Page 11
DISASSEMBLY ILLUSTRATION
Model : ASH9FMBD
850
240
63
Air cleaning filter
Model : UTR-FA04-2
(ION DEODORANT FILTER)
74
777
Air cleaning filter
Model : UTR-FA04-1
(ELECTRIC FILTER)
74
759-1
102006.03.16
Page 12
151
401
236
233
815
875
196
158
108
146
184
652-1
872
668
875
873
874
127
767-1
164
109
876
281
764
169
522-1
122
523
283
323
69
323
65
440
112006.03.01
Page 13
Model : AOH20FSAV3
4
1
10
2
5
9
6
3
122006.03.16
Page 14
Model : AOH20FSAV3
12
19
13
14
11
24
18
23
15
25
132006.03.16
Page 15
Model : AOH20FSAV3
33
28-1
29
27
34
26
30
32
31
28-2
36
42
41
39
35
38
40
37
142006.03.16
Page 16
Model : AOH20FSAV3
43
49
48-2
48-1
47
50
46
64
55
51
57
54
44
53
52
56
45
152006.03.16
Page 17
Model : AOH20FSAV3
58
59
60
61-1
61-2
62
63
28-1
28-2
62
62
63
63
162006.03.16
Page 18
PARTS LIST
INDOOR UNIT
Ref.
No.
63
65
69
74
108
109
122
127
146
151
158
164
169
184
196
233
236
240 Remote Control Unit 9312058037
281 Bracket (Pipe) 9330011014
283 Bushing-A 9303529010
Description
Front Panel Assy 9312172085
Flow Control Panel-Z 9306058043
Louver-A 9306055028
Filter 9305444014
Base 9309755062
Casing 9306052027
Shaft Holder-B 9303066010
Drain Hose Assy 9305550029
Evaporator Assy 9373044017
Control Box 9330007017
Connecting Pipe Assy 9306416010
Fan Motor Assy-IN 9601844013
Cross-Flow Fan Assy 9307836015
Thermistor Spring 313728262708
Clamp SKB-150 313035356905
Power Transformer 9701803026
Controller PCB Assy
(EZ-00205WSE-C)
Part No.
ASH9FMBD
9704865045
Ord.
Q'ty
323 Louver-B 9306056025
401 Wall Hook Bracket 9304358008
440 Flow Control Panel-U 9306057046
522-1 Gear-A 9306062002
523 Gear Bracket 9306407001
652-1 Thermistor Holder Pipe 313714262805
668 Screw w/Washer 9372808023
759-1 Intake Grille 9330002012
764 Drain Cap Assy 9304150008
767-1 Bottom Cover 9330004016
777 Clamper (Grill) 9306755010
815 Terminal 9900040055
850 Window (Receiver) 9330003019
872 Indicator Case 9330009011
873 Lamp Cover 9330014015
874 Control Box Cover 9330008014
875 PCB Assy (Power+Indicator) 9704871053
876 Step Motor 9900139018
172006.03.16
When you order parts, please make a photocopy of this page
and fill the number of the parts in the "Order" column.
Page 19
OUTDOOR UNIT
Ref.
Description
No.
Part No.
AOH20FSAV3
Ord.
Q'ty
1 Top Panel Sub Assy
9374417018
2 Front Panel S 9374094080
3 Fan Guard 9374330010
4 Grip Side 9374173013
5 Service Panel Sub Assy 9374415045
6 Right Panel 9374599042
9 Grip 9374172016
10 Print Net S 9374255047
11 Propeller Fan Assy 9366378013
12 Motor, Induction 9601671060
13 Condenser A Assy 9374433100
14 Separate Wall S 9374135042
15 Base Assy 9374166121
18 Cap Foot 9374345014
19 Motor Bracket Sub Assy 9374418084
23 Compressor Cover A 9375323028
24 Compressor Cover B 9374431076
25 Compressor Cover C 9372067055
27 Compressor Plate Assy 9375221010
28-1 Compressor Assy (Unit A) 9373010012
28-2 Compressor Assy (Unit B) 9373010029
29 Discharge Pipe A1 9372179420
30 Discharge Pipe B1 9372180334
31 3-Way Valve Assy 9375103019
32 2-Way Valve Assy 9375102012
33 Suction Pipe A1 9372176351
34 Suction Pipe B1 9371275239
35 Solenoid (White) 9900189150
36 Solenoid (Red) 9900189167
37 Condensing Pipe A1 9372232008
38 Condensing Pipe B1 9372231111
39 Capillary A Assy 9375297022
40 Solenoid Valve B Assy 9375325015
41 Joint Pipe (Valve) A1 9372178164
42 Joint Pipe (Valve) B Assy 9375296025
46 PCB ASSY 9707096026
47 Band (Capacitor) 9352123009
48-1 Capacitor, Plastic (Comp.A) 9900269029
48-2 Capacitor, Plastic (Comp.B) 9900269029
49 Capacitor, Plastic (Fan) 9900270049
50 Relay 9900264017
51 Terminal 9358660164
52 Clamp (Cord) C 9359677000
53 Clamp (Cord) 9356857009
54 Clamp No.1219 313361271706
55 Wire Clamper 0600231019
56 Clip (Cable) No 1259 313739340109
57 Thermistor Assy 9900355012
58 Special Nut M5 313199233602
59 Terminal Cover (Comp.) 9302419008
60 Terminal Gasket (Comp.) 9351505011
61-1
OCR Assy (Comp.A) 9309128002
61-2 OCR Assy (Comp.B) 9311143000
62 Special Nut 9355091008
63 Rubber Seat (For Comp) A 9351507015
64 Terminal 9701971015
--- Emblem Rear 9372171011
182006.03.16
When you order parts, please make a photocopy of this page
and fill the number of the parts in the "Order" column.
Page 20
STANDARD
ACCESSORIES
INDOOR UNIT
Name and Shape Q'ty
Wall hook bracket
Remote control
unit
Battery (penlight)
1 set
Remote control unit
holder case
Part No.
1
1
1
9304358008
9312094066
(AR-JE06)
0600185534
9312653010
Cloth tape
Tapping screw (big)
( 4 x 25)
Tapping screw (small)
( 3 x 12)
1
8
2
9310519004
0700076046
0700019036
OUTDOOR UNIT
Name and Shape Q'ty Part No.
Putty
1
303020200114
192006.03.01
Page 21
0603G3046
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