SPLIT TYPE
AIR CONDITIONER
CASSETTE TYPE (50Hz)
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . .
1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . .
2
CIRCUIT DIAGRAM
. . .
4
REFRIGERANT SYSTEM DIAGRAM
. . . . . . . . . . . . . . . . .
5
INDOOR PCB CIRCUIT DIAGRAM. . . . .
7
ERROR CONTENTS. . . . . . . . . . . . . . . .
9
DISASSEMBLY ILLUSTRATION. . . . . .
10
PARTS LIST. . . . . . . . . . . . . . . . . . . . . .
18
Indoor unit Outdoor unit
AUY18UBAB AOY18UNCNL
AUY18FBAB AOY18FNCKL
AUY18FBAB AOY18FNCNL
AUY18UBAB AOY18UNCKL
12006.03.08
TYPE
INDOOR UNIT
OUTDOOR UNIT
COOLING CAPACITY
POWER SOURCE
RUNNING CURRENT
INPUT WATTS
E.E.R.
MOISTURE REMOVAL
AIR CIRCULATION-HIGH
ELECTRICAL DATA
FAN MOTOR
DIMENSIONS
COMPRESSOR TYPE
DISCRIMINATION
Hermetic type, Rotary
230 V 50 Hz
DISCRIMINATION
INDOOR
UNIT
HIGH-SPEED
HIGH-SPEED
800 r.p.m.
MFA-18GTT
MED-SPEED
700 r.p.m.
LOW-SPEED
LOW-SPEED
600 r.p.m.
OUTDOOR
UNIT
DISCRIMINATION
INDOOR UNIT
235 x 580 x 580 +70 mm
OUTDOOR UNIT
H x W x D
H x W x D
H x W x D
GRILLE
35 x 650 x 650 mm
WEIGHT
INDOOR UNIT
18 kg / 23 kg
OUTDOOR UNIT
Net / Gross
Net / Gross
Net / Gross
GRILLE
2.2 kg / 4.3 kg
SPECIFICATIONS
COOL
AUY18FBAB
5.00 kW
8.5 A
1.90 kW
2.63 kW/kW
2.1 L/hr
620 m3/hr
47 kg / 51 kg
AOY18FNCKL AOY18FNCNL
5KS225DAC
MFB-24JTBT MFB-24JTS
780 r.p.m.
400 r.p.m.
650 x 830 x 320 mm
8 m
20 m
Pipe Length 7.5 m
10 m
15 m
20 m
ADDITIONAL CHARGE
MAXIMUM PIPE HEIGHT
MAXIMUM PIPE LENGTH
FULL CHARGE
REFRIGERANT CHARGE (R410A)
800 g
850 g
950 g
1,050 g
20 g/m
TYPE
INDOOR UNIT
OUTDOOR UNIT
COOLING CAPACITY
HEATING CAPACITY
POWER SOURCE
RUNNING
CURRENT
COOLING
HEATING
INPUT WATTS
COOLING
HEATING
E.E.R.
COOLING
HEATING
MOISTURE REMOVAL
AIR CIRCULATION-HIGH
ELECTRICAL DATA
FAN MOTOR
DIMENSIONS
COMPRESSOR TYPE
DISCRIMINATION
Hermetic type, Rotary
230 V 50 Hz
DISCRIMINATION
INDOOR
UNIT
HIGH-SPEED
HIGH-SPEED
800 r.p.m.
MED-SPEED
700 r.p.m.
LOW-SPEED
LOW-SPEED
600 r.p.m.
OUTDOOR
UNIT
DISCRIMINATION
INDOOR UNIT
235 x 580 x 580 +70 mm
OUTDOOR UNIT
H x W x D
H x W x D
H x W x D
GRILLE
35 x 650 x 650 mm
WEIGHT
INDOOR UNIT
18 kg / 23 kg
OUTDOOR UNIT
Net / Gross
Net / Gross
Net / Gross
GRILLE
2.2 kg / 4.3 kg
2.1 L/hr
620 m3/hr
COOL & HEAT
AUY18UBAB
AOY18UNCKL AOY18UNCNL
4.85 kW
5.40 kW
8.2 A
9.2 A
1.85 kW
2.00 kW
2.62 kW/kW
2.70 kW/kW
5KS225DAC
MFA-18GTBT
MFB-24JTBS
MFB-24JTBT
780 r.p.m.
400 r.p.m.
650 x 830 x 320 mm
52 kg / 56 kg
8 m
20 m
Pipe Length
7.5 m
10 m
15 m
20 m
ADDITIONAL CHARGE
MAXIMUM PIPE HEIGHT
MAXIMUM PIPE LENGTH
FULL CHARGE
REFRIGERANT CHARGE (R410A)
20 g/m
1,250 g
1,300 g
1,400 g
1,500 g
(unit : mm)
INDOOR UNIT
DIMENSIONS
650
650
22006.03.08
20
235
66
250
440
580
( 650) (Grille measurement)
650
(Hanging bolt position)
400
(Hanging bolt position)
606
580 66
440
35
600
(Ceiling opening measurement)
250
60
86
Drain pipe (I.D. 32)
54
46
131
111
47
(unit : mm)
OUTDOOR UNIT
350
830
650
12
32006.03.07
Models :
AUY18FBAB / AOY18FNCKL
AUY18FBAB / AOY18FNCNL
Models :
AUY18UBAB / AOY18UNCKL
AUY18UBAB / AOY18UNCNL
Refrigerant pipe
12.7mm(1/2")
Refrigerant pipe
6.35mm(1/4")
Charging valve
OUTDOOR UNITINDOOR UNIT
Evaporator
Evaporator
OUTDOOR UNIT
12.7mm(1/2")
6.35mm(1/4")
Charging valve
INDOOR UNIT
REFRIGERANT SYSTEM DIAGRAM
Capillary tube
Compressor
Strainer
Condenser
4-Way
valve
Compressor
Condenser
Distributor
Muffler
Refrigerant pipe
Refrigerant pipe
Capillary tube
Strainer
Strainer
42006.03.07
Model : AUY18FBAB
CIRCUIT DIAGRAM
Models : AOY18FNCKL, AOY18FNCNL
L N 3 4 5
54
61
S
R
C
1(L) 2(N)
THERMISTOR(ROOM TEMP)
COMPRESSOR
FAN MOTOR
MAIN RELAY
TO POWER SUPPLY
TO INDOOR UNIT
COMPRESSOR
CAPACITOR
FAN MOTOR
CAPACITOR
FUSE 5A
INTERNAL
OVERLOAD
PROTECTOR
THERMAL
PROTECTOR
DISPLAY BOARD
CONTROL BOARD
FILTER
BOARD
THERMISTOR(PIPE TEMP)
TERMINAL
STEPPING
MOTOR
M
M
FM
FLOAT
SWITCH
Use T3.15A
250V
Fuse on F101
FAN
MOTOR
DRAIN PUMP
MOTOR
FAN MOTOR
CAPACITOR
TO OUTDOOR UNIT
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
BLUE
RED
WHITE
WHITE
RED
BROWN
BROWN
BLACK
BLACK
BLACK
BLACK
BLACK
YELLOW
GREEN / YELLOW
YELLOW
YELLOW
ORANGE
RED
BLACK
BLACK
WHITE
BLACK
BLACK
GRAY
GRAY
BLACK
BLACK
BLACK
GRAY
PURPLE
BLUE
WHITE
WHITE
WHITE
YELLOW
ORANGE
RED
BROWN
BLACK
BLACK
BLACK
PURPLE
RED
BROWN
GRAY
GREEN
BLUE
8
7
6
5
432
1
8
7
6
5
432
1
8
7
6
5
43221
1
L
N
2
1
2
1
1 1
1
1
1
1
1
CN5
CN6 CN2 CN4 CN19
CN13CN15CN8CN7
CN10
CN1
CN201
2 2
1
5 4 3
2
(N)
1
(L)
2
2
2
2
3
3
3 34 4
5 3
5
12345
5 6
6 4
3
1
3
1
52006.03.09
Models : AOY18UNCKL, AOY18UNCNL
Model : AUY18UBAB
3 4 5 6
S
R
C
L N 1(L) 2(N)
COMPRESSOR
FAN MOTOR
54
61
MAIN RELAY
TO POWER SUPPLY
TO INDOOR UNIT
COMPRESSOR
CAPACITOR
FAN MOTOR
CAPACITOR
FOUR WAY
VALVE COIL
SV
FUSE 5A
INTERNAL
OVERLOAD
PROTECTOR
THERMAL
PROTECTOR
DISPLAY BOARD
CONTROL BOARD
FILTER
BOARD
THERMISTOR(ROOM TEMP)
THERMISTOR(PIPE TEMP)
TERMINAL
M
M
FM
FLOAT
SWITCH
Use T3.15A
250V
Fuse on F101
STEPPING
MOTOR
FAN
MOTOR
DRAIN PUMP
MOTOR
FAN MOTOR
CAPACITOR
TO OUTDOOR UNIT
WHITE
WHITE
WHITE
BLUE
RED
WHITE
WHITE
RED
BROWN
BROWN
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
GREEN / YELLOW
BLACK
GRAY
GRAY
BLACK
BLACK
BLACK
BLACK
GRAY
PURPLE
BLUE
WHITE
YELLOW
YELLOW
ORANGE
RED
BROWN
YELLOW
YELLOW
BLACK
BLACK
GRAY
WHITE
BLACK
WHITE
BLACK
GREEN
WHITE
WHITE
YELLOW
ORANGE
RED
RED
PURPLE
PINK
RED
BROWN
BROWN
BLUE
BLUE
8
7
6
5
4
321
8
7
6
5
4
321
8
7
6
5
4
321
2 1
L
N
2
1
2
1
CN5
CN6 CN2 CN19
CN13
CN15CN8CN7
CN10
CN1
CN201
56 4 3
2
(N)
1
(L)
1
2
1
2
1
2
1
3
3
12345
12345 1 2 3 4 5 6
1 2 5 3 6 4 7 8 9
3
1
3
1
62006.03.09
14V
5V
14V
I C4 (7/7)
uPA2003GR
I C5 (6/7)
uPA2003GR
I C6 (5/7)
uPA2003GR
NC
NC
NC
5V
14V
14V
R93 - R96
10K <1/10W> x 4
SSR1
G3MC-202P-VD
VA2
470V
+
-
K 4
K 3
K 1
K 8
K 5
K 6
NC
R37 10K <1/10W>
R39 10K <1/10W>
R38 10K <1/10W>
0.01 <F> x 3
C10
C30
C12
1.0K <1/10W> x 3
R42
R41
R40
5V
5V
R21 - R24
10K <1/10W> X 4
C26 - C29
0.01 <F> x 4
R25 - R28
1.0K <1/10W> x 4
R29 - R32
10K <1/10W> x 4
R33 - R36
1.0K <1/10W> x 4
C22 - C25
0.01 <F> X 4
CN9
B5P-SHF-1AA
TEST
CN9-1
CN9-5
CN9-4
CN9-3
CN9-2
2
1 3
70
69
X1 X2
RESET
60
73
46
45
44
43
6459
58
57
56 61
78
79
80
42
65
66
55
54
21
20
19
26
14
15
25
52
22
23
24
51
49
48
47
41
53
50
40
39
38
37
36
5
11
12
13
16
17
18
27
63
62
32
31
30
29
72
28
71
33
67
4 6
10
9
8
7
75
68
74
34
35
77
3
2
1 76
P15
P16
P17
VDD0
VDD1
AVREF0
AVREF1
AGND
GND0
GND1
I C
XT2
P02
P60
P61
P62
P63
P64
P65
P33
P34
P35
P37
P120
P40
P41
P42
P124
P125
P126
P127
P67
P30
P31
P32
XT1
P03
P00
P12
P13
P14
P66
P04
P05
P123
P122
P47
P23
P24
P46
P43
P44
P45
P121
P36
P130
P20
P21
P22
P25
P26
P27
P50
P01
P55
P54
P53
P52
P51
P131
P72
P71
P70
P56
P57
P11
P10
C32
1000P
<R>
C35
1000P
<R>
R50 10K <1/10W>
R44 1.0K
<1/10W>
R46 1.0K
<1/10W>
5V
C39
0.1
<F>
C38
0.01
<F>
5V
R49 1.0K
<1/10W>
R43
10K (1%)
<1/10W>
R45
49.9K (1%)
<1/10W>
C37
0.1
<F>
C34
0.1
<F>
Q4
DTC124EKA
D0
D1
CK
CS
VCC
NC
NC
GND
4
3
2
1 5
6
7
8
I C7
BR93LC46RF
R52
10K
<1/10W>
R53
10K
<1/10W>
5V
C41
10/25V
+
14V
C42
0.01
<F>
CR5
1000P
<R>
R54 47 <1/10W>
R51 1K <1/10W>
I C5 (1/7)
uPA2003GR
NC
NC
NC
NC
14V
R57 1.0K
<1/10W>
R56
NC
BZ1
PKM13EPY-4000
5V
I C6 (2/7)
uPA2003GR
C43
0.01
<F>
C31
0.01
<F>
C16
0.01
<F>
R100 10K <1/10W>
R76 10K <1/10W>
R75 10K <1/10W>
R58 10K <1/10W>
R81 1.0K <1/10W>
R72 1.0K <1/10W>
R71 1.0K <1/10W>
R80 10K <1/10W>
R70 10K <1/10W>
R69 10K <1/10W>
R59 10K <1/10W>
R97 10K <1/10W>
R99 10K <1/10W>
R98 10K <1/10W>
CR1 10K <1/10W>
CR4 10K <1/10W>
CR3 10K <1/10W>
CR2 10K <1/10W>
JM11
5V
5V
RJ2 10K
<1/10W>
RJ1 10K
<1/10W>
C1
0.1
<F>
5V
5V
C44
0.1
<F>
R55 10K
<1/10W>
CR7
0.01
<F>
I C8
PST600C
C45
0.1
<F>
C49
0.01
<F>
R67 1.0K
<1/10W>
R68 1.0K
<1/10W>
CN15
B3B-XARK-1-A
FLOAT SWITCH
CN15-1
CN15-3
CN15-2
UL1430 AWG22 BLACK
UL1430 AWG22 BLACK
B Z
M
LOUVER
( UP / DOWN )
DISPLAY PCB
EZ-097HHSE-D
CN201
7P-SCN
5V
C202
10/
25V
+
C201
0.1
<F>
PHA201
SBX1810
-22
OUT
OPERATE
TIMER
LOUVER
BROWN
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
BROWN
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
1
8
4
3
2
5
7
6
SW201
MANUAL AUTO
SWITCH
EVQ-PAG-04K
R201 330 <1/4W>
R202 330 <1/4W>
R203 330 <1/4W>
D201 SLR-325 <RED>
D203 SLR-325 <ORG>
D202 SLR-325 <GRN>
BROWN
RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
UL1430 AWG28UL1430 AWG28
CN10-1
CN10-5
CN10-4
CN10-3
CN10-2
CN10
B5B-XASK-1-A
CN13-1
CN13-5
CN13-8
CN13-4
CN13-3
CN13-2
CN13-6
CN13-7
UL1430 AWG28
CN13
B8B-XASK-1-A
CN14
B8B-XASK-1-A
HA
JEM-A
5V
5V
R48 10K
<1/10W>
R47 390
<1/10W>
CN7
B2B-XAKK-1-A
CN14-1
CN14-4
CN14-3
CN14-2
CN8
B2B-XASK-1-A
CN8-1 BLACK
CN8-2 BLACK
CN7-2 GRAY
CN7-1 GRAY
ROOM TEMPERATURE THERMISTOR
HEAT EXCHANGER THERMISTOR
C40
0.01
<F>
R77 - R79
10K <1/10W> x 3
9
1 16
11
13
152
4
6
10
12
14
1681
3
5
7
6711
10
9
1
2
3
16
15
14
13
8
10
11
12
7
6
5
413
14153
2
9
AUTO RESTART SWITCHING
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
NO.2
NO.1
NO.3
SW1
DSS803
CN2
B2P3-VH-B-R
R89 120
<1/2W>
C4 0.22
K5
G5NB-1A
K6
G5S-1
R88 120
<1/2W>
C3 0.22
K4
G5NB-1A
CN6
B2P3-VH-B-E
CR8
TA120033
K8
G5NB-1A
CN19
B2P3-VH-B-R
K1
G5S-1
K3
G5S-1
JM5
CN5
B6P11-VH-B
UL1015 AWG18 GRAY
DRAIN
PUMP
M
F M
FAN MOTOR
YELLOW
YELLOW
UL1015 AWG20 WHITE
UL1015 AWG20 BLACK
UL1015 AWG22
BLACK
UL1015 AWG22
BLACK
H I
LO
CN2-2
CN2-3
CN6-1
CN6-1
CN6-2
CN19-1
CN5-3
CN5-4
CN5-5
CN5-6
CN5-2
CN4-2
CN5-1
CN4-1
CN1-2
CN1-1
CN1
B2P3-VH-B-C
CN4
B2P3-VH-B-Y
POWER SUPPLY PCB
EZ-003SWSE-P
W104W103
E101
FAN CAPACITOR
1.0uF
480VAC
UL1015 AWG18 WHITE
UL1015 AWG18 WHITE
UL1015 AWG18 WHITE
BLACK
WHITE
BLUE
PURPLE
RED
UL1015 AWG18
BLACK
WHITE
BLUE
PURPLE
RED
UL1015 AWG18
UL1015 AWG18
UL1015 AWG18
UL1015 AWG18
L
M
H
UL1015 AWG18
BLACK
UL1015 AWG16
GREEN
TM102
TM101
SA101
3600V
VA101
470V
FH102 FH101
F101
3.15A
<BET>
VA102
470V
C102
0.22
LF101
ELF17N015A
C103
0.01
C104
0.01
C106
0.01
C105
0.01
C101
0.22
JM6
CR6
0.01
<F>
5V
R9 390
<1/10W>
NC
JM10
R10
10K
<1/10W>
5V
Q3
DTC124EKA
C17
0.01
<F>
C18
0.01
<F>
R12 1.0K
<1/10W>
R13 10K
<1/10W>
I C9
TLP621
(D4) - GB
R11 56K
<1W>
D8
D1F60
SECONDARY
C54
0.01
<F>
C8
100/6.3V
+
PRIMARY
R7 330
<1/4W>
R2 1.5
<2W>
+
C5
100/450V
D1
D3SB60
Q2
2SC1815
R3 100
<1/10W>
R1 3.3
<5W>
Q1
2SC4236
R4 330K
<2W>
D2
D1FL20U
D4
D1FL20U
D3
MTZJ5.1B
C7
0.047
R6 100
<1/2W>
C6
4700P
R5 62K
<2W>
D5
1SR139-600
D10
1SR139-600
L
N
TERMINAL BOARD
POWER SOURCE
220 / 240V
50Hz
OUTDOOR UNIT
E
5
4
3
2
1
UL1015 AWG14 BLACK
UL1015 AWG14 WHITE
I O
G
5V
I C3
7805
14V
R8 10K
<1/10W>
+
C9
1000
/25V
D6
D2FL20U
T1
SWITCHING TRANSFORMER
ZFT29B01
C47
0.1
<F>
C15
0.1
<F>
+
C14
100/
6.3V
C13
0.1
<F>
5V
R15 - R17
10K <1/10W> x 3
C19 - C21
0.01 <F> x 3
R18 1.0K <1/10W>
R20 1.0K <1/10W>
R19 1.0K <1/10W>
JM1
JM3
JM2
NOT USED
CUSTOM CODE SWITCHING 1
CUSTOM CODE SWITCHING 2
I C 1
uPD780058BGC
-078-8BT
Controller PCB Assy
EZ-003SWSE-C
INDOOR PCB CIRCUIT DIAGRAM
Model : AUY18FBAB
72006.03.08
5V
5V
4
5812
5V
5V
64
73
60
CR5
1000P
<R>
14V
I C4 (7/7)
uPA2003GR
I C5 (1/7)
uPA2003GR
R56
I C6 (2/7)
uPA2003GR
NC
14V
R54 47
<1/10W>
R51 1.0K
<1/10W>
C40
0.01
<F>
5V
C38
0.01
<F>
CN14-1
5V
C31
0.01
<F>
C43
0.01
<F>
C16
0.01
<F>
JM11
C1
0.1
<F>
CR7
0.01
<F>
RJ2 10K
<1/10W>
RJ1 1.0K
<1/10W>
C49
0.1
<F>
C45
0.1
<F>
R67 1.0K
<1/10W>
R68 10K
<1/10W>
CN15-1
CN15-3
CN15-2
UL1430 AWG22 BLACK
UL1430 AWG22 BLACK
CN15
B3B-XARK-1-A
FLOAT SWITCH
28
29
30
31
32
62
27
18
17
16
13
12
11
5
50
53
14V
R57 1.0K
<1/10W>
5V
BZ1
PKM13EPY-4000
NC
NC
NC
NC
C41
10/
25V
+
5V
C42
0.01
<F>
CN10
B5B-XASK-1-A
CN10-1
CN10-5
CN10-4
CN10-3
CN10-2
CN13-4
CN13-3
CN13-2
CN13-8
CN13-6
CN13-7
CN13-5
UL1430
AWG28
BROWN
RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
B Z
R58 10K <1/10W>
R75 10K <1/10W>
R76 10K <1/10W>
R100 10K <1/10W>
R59 10K <1/10W>
R97 10K <1/10W>
R99 10K <1/10W>
R98 10K <1/10W>
CR1 10K <1/10W>
CR2 10K <1/10W>
CR4 10K <1/10W>
CR3 10K <1/10W>
R71 1.0K <1/10W>
R72 1.0K <1/10W>
R81 1.0K <1/10W> R80 10K <1/10W>
R69 10K <1/10W>
R70 10K <1/10W>
PHA201
TIMER
1
2
3
4
8
5
7
6
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
5V
MANUAL AUTO
SWITCH
SW201
EVQ-PAG-04K
CN201
7P-SCN
INDICATOR PCB
EZ-097HHSE-D
C201
0.1
<F>
C202
10/
25V
SBX1810
-22
OUT
LOUVER
OPERATE
D203 SLR-325 <ORG>
D202 SLR-325 <GRN>
D201 SLR-325 <RED>
R201 330 <1/4W>
R202 330 <1/4W>
R203 330 <1/4W>
LOUVER
( UP / DOWN )
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
I C7
BR93LC46RF
C39
0.1
<F>
5V
5V
5V
R52
10K
<1/10W>
R53
10K
<1/10W>
R48
10K
<1/10W>
R49 1.0K
<1/10W>
R47 390
<1/10W>
C37
0.1
<F>
C34
0.1
<F>
Q4
DTC124EKA
CN14
B4B-XH-AM
CN13
B8B-XASK-1-A
CN13-1
UL1430
AWG28
BROWN
BROWN
GRAY
GRAY
BLACK
BLACK
CN8-1
CN8-2
CN7-2
CN7-1
CN14-3
CN14-4
CN14-2
HA
JEM-A
CN8
B2B-XASK-1-A
CN7
B2B-XAKK-1-A
R43
10K (1%)
<1/10W>
R45
49.9K (1%)
<1/10W>
C32
1000P
<R>
C35
1000P
<R>
R44 1.0K
<1/10W>
R46 1.0K
<1/10W>
R50 10K <1/10W>
R77 - R79
10K <1/10W> x 3
D0
D1
CK
CS
VCC
NC
NC
GND
1
2
3
4 8
7
6
5
76
77
35
34
8
9
10
6
M
C44
0.1
<F>
I C8
PST600C
R55 10K
<1/10W>
X1
1.5MHz
P15
P16
P17
VDD0
VDD1
AVREF0
AVREF1
AGND
GND0
GND1
I C
XT2
P02
P60
P61
P62
P63
P64
P65
P33
P34
P35
P37
P120
P40
P41
P42
P124
P125
P126
P127
P67
P30
P31
P32
RESET
XT1
P03
P00
P12
P13
P14
P66
P04
P05
P123
P122
P47
P23
P24
P46
P43
P44
P45
P121
P36
P130
P20
P21
P22
P25
P26
P27
P50
P01
P55
P54
P53
P52
P51
P131
P72
P71
P70
P56
P57
P11
P10
M
Controller PCB Assy
EZ-00306HSE-C
Model : AUY18UBAB
82006.03.08
IC1
UPD780058BGC-
0108-8BT
HEAT EXCHANGER THERMISTOR
ROOM TEMPERATURE THERMISTOR
5V
6
71110
8
9
1
16
116
4
2
15
13
7
5
3
1
10
12
14
16
5V
5V
2
1 3
70 69
X1
X2
24
23
22
25
15
14
26
54
55
66
65
42
80
79
78
61
46
45
44
43
59
58
57
56
21
20
19
52
51
49
48
47
41
40
39
38
37
36
63
72
71
33
67
4
7
75
68
74
3
2
1
CN9-5
CN9-1
CN9-2
CN9-3
CN9-4
5V
5V
TEST
CN9
B5P-SHF-1AA
C22 - C25
0.01 x 4
<F>
R25 - R28
1.0K <1/10W> x 4
R21 - R24
10K <1/10W> x 4
C26 - C29
0.01 x 4
<F>
R33 - R36
1.0K <1/10W> x 4
R29 - R32
10K <1/10W> x 4
5V
R15 - R17
10K <1/10W> x 3
5V
5V
5V
CR6
0.01
<F>
C47
0.1
<F>
C15
0.1
<F>
+
C14
100/
6.3V
C13
0.1
<F>
7805
I C3
R10
10K
<1/10W>
R9 390
<1/10W>
NC
JM10
C19 - C21
0.01 x 3
<F>
R18 1.0K <1/10W>
R19 1.0K <1/10W>
R20 1.0K <1/10W>
14V
JM1
JM3
JM2
R8 10K
<1/10W>
+
C9
1000
/25V
D6
D2FL20U
C54
0.01
<F>
T1
SWITCHING TRANSFORMER
ZFT29B01
SECONDARY
C8
100/
6.3V
+
PRIMARY
R7 330
<1/4W>
5V
R93 - R96
10K <1/10W> x 4
Q3
DTC124EKA
C17
0.01
<F>
C18
0.01
<F>
R12 1.0K
<1/10W>
R13 10K
<1/10W>
JM6
14V
14V
R11 56K
<1W>
D8
D1F60
I C9
TLP621
(D4) - GB
I O
G
SSR1
G3MC-202P-VD
+
-
VA2
470V
NC
NC
14V
5V
R37 10K <1/10W>
R39 10K <1/10W>
R38 10K <1/10W>
I C6 (5/7)
uPA2003GR
I C5 (6/7)
uPA2003GR
R40 1.0K <1/10W>
R41 1.0K <1/10W>
R42 1.0K <1/10W>
SW1
DSS803
K 4
K 3
K 1
K 2
K 8
K 7
K 5
K 6
9
8
1
2
3
4
5
12
13
14
15
16
8
9
7
6
5
4
3
2
10
11
12
13
14
15
C6
4700P
R5 62K
<2W>
R4 330K
<2W>
D5
1SR139-600
D10
1SR139-600
Q1
2SC4236
C7
0.047
R6 100
<1/2W>
D2
D1FL20U
D4
D1FL20U
D3
MTZJ5.1B
R2 1.5
<2W>
R3 100
<1/10W>
Q2
2SC1815
+
R1 3.3
<5W>
D1
D3SB60
C5
100/450V
TM101
TM102
FH102
FH101
F101
3.15A
<BET>
VA102
470V
C102
0.22
VA101
470V
SA101
<3600V>
E101 W103
W104
LF101
ELF17N015A
C104
0.01
C103
0.01
C106
0.01
C105
0.01
C101
0.22
L
N
CN1
B2P3-VH-B-C
CN5
B6P11-VH-B
UL1015 AWG16
GREEN
UL1015 AWG18 WHITE
UL1015 AWG18
BLACK
CN1-1
CN1-2
PURPLE
PINK
RED
BLUE
WHITE
CN5-1
CN5-2
CN5-6
CN5-5
CN5-4
CN5-3
YELLOW
YELLOW
K2
G5S-1
K3
G5S-1
K1
G5S-1
K8
G5NB-1A
K4
G5NB-1A
K5
G5NB-1A
K6
G5S-1
K7
G5NB-1A
CN2
B3P5-VH-B-R
CN6
B2P3-VH-B-E
CN19
B2P3-VH-B-R
FAN CAPACITOR
2.3uF
450V AC
CR8
TA120033
R88 120 <1/2W>
C3 0.22
C4 0.22
R89 120
<1/2W>
FAN MOTOR
TERMINAL BOARD
F M
DRAIN PUMP
POWER SOURCE
220 / 240V
50Hz
OUTDOOR UNIT
E
1
6
5
4
3
2
UL1015 AWG20 BLUE
UL1015 AWG20 BROWN
UL1015 AWG20 RED
H I
LO
4WV
CN6-2
CN6-1
CN19-1
CN2-3
CN2-2
CN2-1
UL1015 AWG22
BLACK
UL1015 AWG22
BLACK
UL1015 AWG20 GRAY
C46 0.22
R90 120
<1/2W>
UL1015 AWG14 BLACK
UL1015 AWG14 WHITE
POWER SUPPLY PCB
EZ-003SWSE-P
NOT USED
CUSTOM CODE SWITCHING 1
CUSTOM CODE SWITCHING 2
AUTO RESTART SWITCHING
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
NO.1
NO.3
NO.2
C10
0.01 <F> x 3
C30
C12
+
ERROR CONTENTS
TEST RUNNING
When the air conditioner is run by pressing the remote control
unit test run button, the OPERATION and TIMER lamps flash
slowly at the same time.
ERROR
The OPERATION, TIMER, and SWING lamps operate as
follows (Table) according to the error contents.
Operation can be checked by lighting and flashing of the grille
display section OPERATION and TIMER lamps.
Perform judgment in accordance with the following.
Error display
OPERATION TIMER SWING
lamp lamp lamp
Error contents
Model information abnormal
(permanent type)
Drain abnormal (permanent type)
Indoor fan abnormal
Room air temperature thermistor
open circuit
Room air temperature thermistor
short circuit
Piping thermistor open circuit
Piping thermistor short circuit
Blinks Blinks Goes off
Pulses
Blinks Goes off
4 times
Pulses
Blinks Goes off
6 times
Goes off
Pulses
2 times
Blinks
Blinks
Goes off
Pulses
3 times
Blinks
Blinks
SWING TIMER OPERATION
MANUAL
AUTO
SWING LAMP
(Orange)
TIMER LAMP
(Green)
OPERATION LAMP
(Red)
92006.03.07
DISASSEMBLY ILLUSTRATION
Models :
AUY18FBAB
AUY18UBAB
411
235
474
462
464
484
495
67
338
465
478
138
146
395
411
479
797
470
127
484
798
835
836
482
196
160
430
234
301
488
457
399
475
469
468
240
743
834
187
467
244
465
287
313
476-3
117-3
476-2
476-1
652-1
184-1
965
964
164
990
411
102006.03.07
Models :
AUY18FBAB
AUY18UBAB
34
629
514
875
236
815
628
381
628
381
381
223
287
185
989-1
989-2
824-3
381
112006.03.07
417
416
416
392
690
691
694
165
226
692
692
763
705
385
705
690
700
392
692
690
691
777
776
776
758
710
93
690
196
417
691
876-2
711-2
711-1
Model : UTG-UDYD-W
122006.03.23
Models :
AOY18FNCKL
AOY18UNCKL
AOY18FNCNL
AOY18UNCNL
132006.03.08
983
Models :
AOY18FNCKL
AOY18UNCKL
AOY18FNCNL
AOY18UNCNL
815-3
38
34
32
218-3
989-2
187
823-2
824-4
37
989-1
142006.03.08
Models :
AOY18FNCKL
AOY18UNCKL
AOY18FNCNL
AOY18UNCNL
412
109
8
754
51
55
46
107
152006.03.07
Models : AOY18FNCKL, AOY18FNCNL
272
826
420
20
17
18
13-2
58-1
47-1
348-1
13-1
162006.03.22
Models : AOY18UNCKL, AOY18UNCNL
344
18
330
343
259
259
272
13-2
178-2
178-2
178-2
772-2
772-3
772-4
753-3
13-1
20-2
20-1
772-1
272
348
826-1
271
58
172006.03.22
34 Capacitor (Fan Motor) 9704305046
9703306044
67 Rubber 9361279001
9361279001
117-3 Special Washer M6 313306391007 313306391007
127 Drain Hose 9359659013
9359659013
138 Separate Wall-A 9359647003
9359647003
146 Evaporator Assy-IN 9373214014
9373214014
160 Drain Pan 9359651000
9359651000
164 Fan Motor Assy-IN 9601040026 9601040057
184-1 Thermo. Spring-A 313728262708
313728262708
185 Rubber Bushing 313005066051
313005066051
187 Clamp No. 1219 313361271706
313361271706
196 Clamp SKB-150 313035356905
313035356905
223 Control Box 9359661016
9359661016
234 Thermistor Assy-Room 9703299032
9703299032
235 Thermistor Assy-Pipe 9703297014
9703297014
236 Controller PCB Assy 9704557490
9704557506
240 Remote Control Unit 9371190044
9371190037
244 Pipe Cover 9359646006
9359646006
287 Cap (Power) 9352173011 9352173011
301 Clamp NK-2N 313985355201
313985355201
313 Hooking Wire 9359983002
9359983002
338 Motor Fixture 9359656005
9359656005
381 Locking Spacer 313209391506
313209391506
395 Supporter (Eva. ) 9373179016 9373179016
399 Air Duct 9359660002
9359660002
411 Supporter-A 9359655008
9359655008
430 Clamp NK-7N 313095365602
313095365602
457 Drain Pan Support 9359652007
9359652007
462 Top Cover Plate 9359642015
9359642015
464 Body-A 9359643005
9359643005
465 Body-B 9359645009 9359645009
467 Drain Port 313005415658 313005415658
468 Special Nut-A (Large) 313005446653
313005446653
469 Special Nut-B (Small) 313005446759 313005446759
470 Separate Wall-B 9359648000 9359648000
474 Turbo Fan 9359658009
9359658009
475 Turbo Fan Rubber 9366013006
9366013006
476-1 Special Nut M8 313005360755
313005360755
476-2 Special Washer 301801185049
301801185049
476-3 Special Washer 9359954002 9359954002
478 Sensor M. Bracket 9359654001 9359654001
479 Float Switch 313005416154
313005416154
482 Pump Unit 9359974000
9359974000
484 Hanger Metal 9359644002
9359644002
488 Drain Pan Plug 9359653004 9359653004
495 Clamp No. 2U46 9352715006 9352715006
514 Control Box Cover 9359662006
9359662006
628 Locking Spacer-B 313005446558
313005446558
629 EMI Filter 0400197119
0400197119
652-1 Therm. Holder Pipe 313806262805 313806262805
743 Remote Control Holder Case 9305642014 9305642014
797 Separate Wall-C 9359649007
9359649007
798 Pump Hook Bracket 9359650003
9359650003
815 Terminal-7P 9358660102
9358660102
824-3 Fuse 0600222512 0600222512
834 Wire Cover 9359878001 9359878001
835 Cushion-A (For Pump) 9352211013
9352211013
836 Cushion-B (For Pump) 9356084016
9356084016
875 Filter PCB Assy 9704561169
9704561169
964 Flare Nut-1/2 9373267010 9373267010
965 Flare Nut-B 9351062019 9351062019
989-1 Cord Clamp-A 9359822011 9359822011
989-2 Cord Clamp-B 9359823018
9359823018
990 Distributor Assy 9373034049
9373034049
991 Coupling Pipe Assy 9373038030 9373038030
When you order parts, please make a photocopy of this page
and fill the number of the parts in the "Order" column.
INDOOR UNIT
Ref.
No.
Description
AUY18FBAB AUY18UBAB
Ord.
Q'ty
Part No.
PARTS LIST
Ref.
No.
Description
Ord.
Q'ty
93 Filter 9359632009
165 Motor Cover 9359623014
196 Clamp SKB-150 313035356905
226 Motor Gear 9359629009
385 Indicator PCB Assy 9702224011
9359622017392 Cover-A
416 Insulation (Panel)-A 9359620006
417 Insulation (Panel)-B 9359621003
9359626008
9359627005
690 Joint-A
691 Joint-B
692 Joint Shaft 9359625001
694 Cam Gear 9359628002
9359619017700 Panel
705 Louver 9359624011
710 Intake Grille 9370126006
711-1 Filter Clamp-A 9359634003
711-2 Filter Clamp-B 9359635000
763 Receiver Cover 9359630005
776 Grille Stopper 9359633013
777 Grille Hook 9359761006
876-2 Step Motor-V 9360307019
758 Decoration Plate-A 9360039019
Part No.
GRILLE ASSY
UTG-UDYD-W
182006.03.08
2 Fan Guard 9371187013
5 Front Panel 9371924014
7 Connector Cover 9366398004
8 Wire Assy (Comp) 9372334010
9 Side Panel R 9371927015
12 Base Assy 9371920054
13-1 3-Way Valve Assy 9372205112
13-2 2-Way Valve Assy 9372204016
16 Condenser Assy 9372181041
26 Compressor Cover A 9372327012
29 Separate Wall 9371933016
32 Control Box 9371935010
34 Capacitor, Plastic 9900270049
37 Running Capacitor 9703107122
38 Capacitor Clamp Metal 9351770013
69-3 Bolt, Hex. Socket 0700145148
85 Valve Plate 9371928012
107 Rubber Seat-A 9351049010
109 Teminal Cover (Comp) 9371511016
187 Clip (Cable) 9352715006
272 Strainer 9369287008
412 Cover Gasket (Comp.) 9371512013
527 Protectiive Net 9371934013
39 Propeller Fan Assy 9366378013
41 Motor Induct 9601671015
45-1 Motor Bracket 9371929019
45-2 Motor Bracket-Top 9371931012
45-3 Motor Bracket Center 9371930015
45-4 Motor Bracket Bottom 9371932019
46 Compressor Assy 9372558027
55 Special Nut M8 9355091008
51 Special Nut M5 9300301015
64 Side Panel L 9371926018
735-3 Capillary Assy 9372197066
734 Top Panel Sub Assy 9372304013
754 Terminal Gask. Washer 9351053017
815-3 Terminal 9358660102
823-2 Fuse Holder 0501456016
824-4 Fuse 0600376086
982-1 Cord Clamp-U 9374175017
982-2 Cord Clamp-L 9374176014
218-3 Relay 9900074012
271 4-Way Valve Rubber
259 Muffler -----
343 Solenoid
344 4-Way Valve
-----
-----
-----
9371187013
9371924014
9366398004
9372334010
9371927015
9371920054
9372205112
9372204016
9372181034
9372327012
9371933016
9371935010
9900270049
9703107122
9351770013
0700145148
9371928012
9351049010
9371511016
9352715006
9369287008
9371512013
9371934013
9366378013
9601671015
9371929019
9371931012
9371930015
9371932019
9372558027
9355091008
9300301015
9371926018
9372197042
9372304013
9351053017
9900203047
0501456016
0600376086
9374175017
9374176014
9900074012
313728251908
9900165017
9970036019
Ref. Description
Part No.
AOY18FNCKL
4 Emblem-Rear 9351355005 9351355005
47-1 Rubber (Discharge pipe) 313194159807 -----
9372369012
AOY18UNCKL
OUTDOOR UNIT
192006.03.09
2 Fan Guard 9371187013
5 Front Panel 9371924014
7 Connector Cover 9366398004
8 Wire Assy (Comp) 9314792007
9 Side Panel R 9371927015
12 Base Assy 9371920054
13-1 3-Way Valve Assy 9314678011
13-2 2-Way Valve Assy 9314681011
16 Condenser Assy 9314473012
26 Compressor Cover A 9314750014
29 Separate Wall 9371933016
32 Control Box 9371935010
34 Capacitor, Plastic 9900089108
37 Running Capacitor 9307588174
38 Capacitor Clamp Metal 9351770013
69-3 Bolt, Hex. Socket 0700145148
85 Valve Plate 9371928012
107 Rubber Seat-A 9351049010
109 Teminal Cover (Comp) 9371511016
187 Clip (Cable) 9352715006
272 Strainer 9369287008
412 Cover Gasket (Comp.) 9371512013
527 Protectiive Net 9371934013
39 Propeller Fan Assy 9314812019
41 Motor Induct 9602164011
45-1 Motor Bracket 9371929019
45-2 Motor Bracket-Top 9371931012
45-3 Motor Bracket Center 9371930015
45-4 Motor Bracket Bottom 9371932019
46 Compressor Assy 9372558027
55 Special Nut M8 9355091008
51 Special Nut M5 9300301015
64 Side Panel L 9371926018
735-3 Capillary Assy 9372197066
734 Top Panel Sub Assy 9372304037
754 Terminal Gask. Washer 9351053017
815-3 Terminal 9358660102
823-2 Fuse Holder 0501456016
824-4 Fuse 0600376086
982-1 Cord Clamp-A 9359822011
982-2 Cord Clamp-B 9359823018
218-3 Relay 9900074012
259 Muffler -----
343 Solenoid
344 4-Way Valve
-----
-----
9371187013
9371924014
9366398004
9314792007
9371927015
9371920054
9314678011
9314681011
9314475016
9314750014
9371933016
9371935010
9900089108
9307588174
9351770013
0700145148
9371928012
9351049010
9371511016
9352715006
9369287008
9371512013
9371934013
9314812019
9602165018
9371929019
9371931012
9371930015
9371932019
9372558027
9355091008
9300301015
9371926018
9372197042
9372304037
9351053017
9900203047
0501456016
0600376086
9359822011
9359823018
983
Compressor Cover B 9314750021 9314750021
9900074012
9900165017
9970036019
Ref. Description
Part No.
AOY18FNCNL
4 Emblem-Rear 9351355005 9351355005
47-1 Rubber (Discharge pipe) 313194159807 -----
9372369012
AOY18UNCNL
OUTDOOR UNIT
202011.10.26
Application
Application
Name and Shape
OUTDOOR UNIT (Cooling and heating model)
Name and Shape Application Part No.
Part No.
Part No.
9350716029
9352766015
313005446653
313005446759
9371190044
(Cooling model)
9371190037
(Cooling & Heating model)
9360256003
0600185534
9305642014
0700019098
9303029015
INDOOR UNIT
Name and Shape
0700139116
0700132216
9360047007
GRILLE ASSY
313166024302
Coupler heat
insulation
For indoor side
pipe joint
Special nut A
(large flange)
For installing
indoor unit
Special nut B
(small flange)
For installing
indoor unit
Remote control
Use for air conditioner
operation
Battery
(penlight)
For remote control
Remote control holder
For mounting the remote
control
Tapping screw
For remote control
holder installation
Screw For opening the
refrigerant valve on the
outdoor unit
Washer For mounting grille
Blower cover insulation For discharged air
Drain Pipe
Drain Cap
For outdoor unit drain
piping work
[Heat & Cool (Reverse
cycle) model only]
Template For ceiling hole cutting
ACCESSORIES
( 3 x 12)
212006.03.08
0603G3050
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