INVERTER MULTI
AIR CONDITIONER
WALL MOUNTED
type
1
2
4
3
6
8
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . .
OUTLINE AND DIMENSIONS . . . . . . . . . .
REFRIGERANT SYSTEM DIAGRAM . . . .
ERROR CONTENTS . . . . . . . . . . . . . . . . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . .
INDOOR PCB CIRCUIT DIAGRAM . . . . . . .
7OUTDOOR PCB CIRCUIT DIAGRAM . . . . .
DISASSEMBLY ILLUSTRATION . . . . . . . 11
STANDARD ACCESSORIES . . . . . . . . . . . 15
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . 13
Models
Indoor unit Outdoor unit
ASY7LMACW
ASY9LMACW
AOY18LMAK2
ASY12LMACW
1
COMPRESSOR
DIMENSIONS
Hermetic type, Inverter, 4 poles,
Three phase, DC motor, Rotary
TNB 220 FPCM
R410 A (g)
1,900
(V)
230
HI
DISCRIMINATION
(r.p.m.)
MED
(r.p.m.)
LO
QUIET
(r.p.m.)
(r.p.m.)
(r.p.m.)
780 - 790
H x W x D (mm)
H x W x D (mm)
257 x 808 x 187
650 x 830 x 320
FAN MOTOR
WEIGHT
GROSS / NET
(kg)
GROSS / NET
(kg)
10 / 8
62 / 56
1,000
MFA-40GR
900
850
800
1,200
1,100
1,000
940
1,310
1,260
1,190
1,100
MFA-40GR MFA-40GR
SPECIFICATIONS
COOL & HEAT
ASY9LMACW ASY12LMACWASY7LMACW
AOY18LMAK2
TYPE
INDOOR UNIT
OUTDOOR UNIT
TYPE
DISCRIMINATION
REFRIGERANT
POWER SOURCE
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
ELECTRICAL DATA ( INDOOR UNIT )
2.2
2.6
2.7
3.2
(kW)
(kW)
(m3/hr)
( /hr)
1.0
430
1.2
480
3.5
4.0
1.6
530
COOLING CAPACITY
HEATING CAPACITY
MOISTURE REMOVAL
AIR CIRCULATION-Hi
HI (dB)
LO
COOLING
HEATING
(dB)
(dB)
(dB)
50
NOISE LEVEL
34
29
49
36
29
38
33
INDOOR UNIT
OUTDOOR UNIT
(V)
230
COOLING CAPACITY (MAX)
HEATING CAPACITY (MAX)
COOLING
HEATING
COOLING
HEATING
COOLING
HEATING
(Hz)
50
(A)
(kW)
(kW)
(kW)
(kW / kW)
7.5 (9.7)
8.0 (9.7)
5.5 (6.5)
6.4 (7.1)
ELECTRICAL DATA ( OUTDOOR UNIT )
1.73 (2.22)
1.84 (2.22)
3.18
3.48
POWER SOURCE
FREQUENCY
RUNNING CURRENT
E.E.R.
(MAX)
INPUT WATTS
(MAX)
OUTLINE AND DIMENSIONS
Unit : mm
Models : ASY7LMACW
ASY9LMACW
ASY12LMACW
INDOOR UNIT
OUTDOOR UNIT
Model : AOY18LMAK2
Air flow
Bottom
603
343
350
830
650
12
187
808
257
2
REFRIGERANT SYSTEM DIAGRAM
A Unit
B Unit
heat exchanger
(Indoor)
heat exchanger
(Outdoor)
3-way
valve
2-way
valve
accumulator
compresser
4-way valve
COMP
electric
expansion
valve
strainer
strainer
receiver tank
EVA
EVB
HEAT
COOL
3
INDOOR UNIT
CIRCUIT DIAGRAM
ASY7LMACW
ASY9LMACW
ASY12LMACW
Models :
4
1
1 2 3 4 5
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
2
1
2
1
2
3
1
2
3
1
2
1
3
5
4
3
2
1
5
6
4
3
2
1
5
6
4
3
2
1
5
4
3
2
1
5
4
3
2
1
3
2
1
3
2
1
212
1
212
1
5
6
4
3
2
1
5
4
3
2
1
BLACK
THERMISTOR ( ROOM TEMP. )
THERMISTOR
( PIPE T
EMP. )
FAN MOTOR
CAPAC
ITOR
STEPPING MOTOR
CONTROL BOARD
POWER SUPPLY BOARD
TRANSFORMER
BOARD DISPLAY
FAN MOTOR
BLACK
GRAY
GRAY
WHITE
BLUE
PINK
YELLOW
ORANGE
RED
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
YELLOW
BLUE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
BLACK
BLACK
GREEN
ORANGE
ORANGE
PURPLE
PURPLE
RED
RED
GRAY
GRAY
BLACK
WHITE
RED
THERMAL FUSE
THERMAL FUSE
THERMAL
RED
RED
TEST
CN1
H.A. OUT
H.A. IN
CN201
CN6
CN105
W101
W106
W105
W104
W103W102
103
CN101CN102CN104CN103
CN3CN2
CN10CN7
CN4CN8
CN5
1 2 3
(N)
F M
M
OUTDOOR UNIT
Model : AOY18LMAK2
5
5V
5V
+
+
+
5V
C7
10/25V
C32
0.1
<F>
C6
0.1 <F>
12V
JM1
JM5
JM4
JM3
JM2
R34
R4
R5
R3
R35
10K <1/10W> x 5
C1
0.1 <F>
CN8
S3P-VH
Q1
DTC124EUA
Q3
DTC124EUA
Q4
DTC124EUA
12 5
11 6
2
1 3
5V
R38
10K
<1/10W>
R8
10K
<1/10W>
5V
5V
C9
0.01
<B>
C30
0.01
<B>
R6 390 <1/10W>
R33
10K
<1/10W>
R12
10K
<1/10W>
5V
C11
0.1
<F>
5V
5V
I C2
BR93LC46
EEPROM
VCC
D0
TEST
GND
CS
SK
D1
NC 7
3
2184
6
5
L3
BLm11
<A601>
5V
5V
R7 330
<1/10W>
I C6
PS2561-1
R9 10K
<1/10W>
C31
0.01
<B>
R39
10K
<1/10W>
R10 1.0K
<1/10W>
C8
0.01
<B>
L2
BLm11
<A601>
CN7
B3B-XH-AM
B2B-XH-AM
CN10
CN6
B8B-PH-K-S
5V
5V
12V
BZ1
PST1240P02A-T
B Z
R14 10K
<1/10W>
R1
10K
<1/10W>
R2 1.0K
<1/10W>
Q2
DTC124EUA
2
3
1
C2
0.1 <F>
I C 1
uPD78F0034BSGB-X39-8ET-01
or
uPD780024ASGB-X39-8ET
44
37
14
15
16
43
23
27
10
20
26
30
9
34
21
22
4
36
2
3
42
41
40
39
17
18
31
19
1
33 32
X1 X2
49
50
51
52
5
6
7
35
11
12
38
13
29
25
24
28
8
P57
RESET
P11
P10
XT2
P36
P03
P35
P34
P00
P56
P55
P54
P47
P46
P45
P44
P75
P02
P20
P21
P22
P74
P12
AVDD
VDD0
VDD1
AVREF
XT1
GND0
GND1
AGND
P12
P53
P01
P51
P52
P73
P72
P71
P70
P23
P24
I C
P25
P54
R36
X1
CST8.38MHz
1 3
2
FAN MOTOR
12V
5V
CN101
12V
12V
C104
0.1
VA102
470V
1
43
2
CN101-1
BLACK
CN101-3
YELLOW
CN101-5
WHITE
W106W105
POWER SUPPLY PCB
EZ-00307HSE-P
CN103
B2B-XASK-1-A
B2B-XH-AM
CN104
B2P3-VH-B
CN102
POWER TRANSFORMER
EZ-030HSE-T
THERMAL FUSE
PRIMARY
SECONDARY
CN102-3 PURPLE
CN102-1 PURPLE
CN104-1 RED
CN104-2 RED
CN103-1 GRAY
CN103-2 GRAY
THERMAL FUSE
(103 )
R103
C107
0.01
W101
E
GREEN
C102
4700P
C101
4700P
C103
0.1
VA101
470V
FH102
F101
T
3.15A
250V
W102
BLACK
W103
WHITE
W104
RED
UL1015 AWG22 BLACK
UL1015 AWG22 WHITE
UL1015 AWG22 RED
TERMINAL
LN3
OUTDOOR UNIT
VA103
470V
18
10
14
3
2
5
4
1
5V
C110
0.1
<F>
I C102
H I 2002
CN105
PHR-8
UL1061 AWG26 x 8
CN105-8 WHITE
CN6-8
CN105-7 WHITE
CN6-7
CN105-6 WHITE
CN6-6
CN105-5 WHITE
CN6-5
CN105-4 WHITE
CN6-4
CN105-3 WHITE
CN6-3
CN105-2 WHITE
CN6-2
CN105-1 BLUE
CN6-1
O
I
G
+
C111
100/
25V
C108
0.1
<F>
I C101
7805
+
C106
2200
/25V
D103
1SR139
D102
MTZJ15B
+
Q101
KSD880
D101
S1VB20
R101 10K
<1/4W>
C105
2200
/35V
R102 1.0K
<1/2W>
+
C109
10/
50V
SSR101
G3MC-201PL-VD DC12V
L101
SS11V-10062
UL1015 AWG20
ORANGE
ORANGE
FAN CAPACITOR
7.0uF
CN7-1 RED
CN7-2 WHITE
CN7-3 BLACK
12V
12V
I C5-1 uLN2003
I C5-4 uLN2003
I C5-3 uLN2003
I C5-2 uLN2003
8
13
15
14
16
9
4
2
1
3
CN5-1 RED
CN5-2 ORANGE
CN5-3 YELLOW
CN5-5 BLUE
CN5-4 PINK
UL1061 AWG26 x 5
CN5
53325-0510
UL1061 AWG26 x 6
LOUVER
M
CN4-6 WHITE
6
CN4-4 WHITE
CN4-5 WHITE
5
4
3
2
1
CN4-2 WHITE
CN4-3 WHITE
CN4-1 RED
5V CN4
B6B-PH-K-S
CN1 B5P-SHF-1AA
CHECKER
5V
5V
CN201
INDICATOR PCB
EZ-00307HSE-D
+
X201
GP1UM261RK
C202
0.1 <F>
R201 47
<1/4W>
C201
47/10V
VCC (+5V)
DATA
GND
OPERATE
TIMER
DEFROST
RED
GREEN
ORANGE
D201 SLR-325 <VC>
D202 SLR-325 <DC>
D203 SLR-325 <MC>
CN2-1 BLACK
CN2-1 BLACK
CN3-1 GRAY
CN3-2 GRAY
5V
CN2
CN3
R27 10K
<1/10W>
(1%)
R26 49.9K
<1/10W>
(1%)
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
C27
0.1 <F>
5V
R28 10K
<1/10W>
MANUAL AUTO
SWITCH
SW1
RESET
1
2
5
3
4
I C3
BD4742G
C25
0.1 <F>
C22
0.1 <F>
C21
0.1 <F>
R24 390
<1/10W>
R25 390
<1/10W>
5V
R22
R23
R20
R21
10K <1/10W> x 4
5V
R19
10K
<1/10W>
C16
1000P
<R>
R18 47 <1/10W>
R17 330 <1/10W>
R16 330 <1/10W>
R15 330 <1/10W>
5V
R29
10K
<1/10W>
R30 1.0K
<1/10W>
HEATING TEMPERATURE
CORRECTION 1
HEATING TEMPERATURE
CORRECTION 2
REMOTE CONTROL
CUSTOM CODE
HA SWITCHING
SERIAL SWITCHING
Models : ASY7LMACW
ASY9LMACW
ASY12LMACW
INDOOR PCB CIRCUIT DIAGRAM
6
2005.06.10
12V
12V
5V
12V
12V
BLACK
BLACK
BROWN
BROWN
BLACK
WHITE
RED
BLUE
( ACTPM )
18V
C415
0.01
<F>
A
C413
0.01
<F>
A
A
R437 270
<1/10W>
(1%)
R438 270
<1/10W>
(1%)
5V
R404 510
<1/10W>
18V
I C402
PS2561L-1-V
Q401
DTC114EKA
2
1
3
2
1 4
3
CN407
B4B-XASK
-1-A WHITE
ACTPM CONTROL
4
1
2
3
BROWN
RED
ORANGE
YELLOW
UL1007
AWG24
TM102
TM103
W11
BLACK
D101
D25XB60
+
-
1
4
2
3
UL1015
AWG14
BLACK
+
-
I C414
SACT32010A
L1 L2
P
N1
UL1015
AWG14
RED
W10
RED
2P TERMINAL
WHITE
PURPLE
BLUE
YELLOW
+
C204
1200
450V
EMI FILTER
RFC-8 1T
W12
W13
18V
TM104
TM105
A
R201
220K
<2W>
C116 0.1
<HCP>
UL1015 AWG14
2T
EMI FILTER
TFC-25
-15-12
CHOKE COIL
L=0.3MH 30A
C115 0.1
<HCP>
C114 1.0
<LE>
R200
ZPR0RCH400
1
4
2
3
1
2
C113
0.015
<YE>
C112
0.015
<YE>
12V
K101
DW12D1
L4
RCV2515-010PF05
1
2
3
4
C109
0.015
<YE>
C110
0.015
<YE>
C111
1.0 <YE>
5V
1
2
3
+
C60
<PJ>
220/16V
5V
C107
2.2
<LE>
1.0 <LE> x 2
C117, C118
TM100
L2
N200500K
C104
0.033
<YE>
C105
0.033
<YE>
C106
1.0 <LE>
C102
0.033
<YE>
C103
0.033
<YE>
L1
RCV2515-010PF05
C101
1.0 <LE>
VA101
470V
<TNR>
VA102
470V
<TNR>
SA100
RA-302M
VA103
470V
<TNR>
R60 1.0K
<1/10W>
(1%)
CT1
CT-1B
D60
DAN217U
C64
0.1
<F>
VR1
B2K
R68 22K
<1/10W>
12V
T1
JPZ-200
15V
1
2
3
6
7
89
10
12
13
15
16
1
2
3I O
G
C35C36
0.01 <F> x 2
5V
10K
<1/10W>
x 2
R407
R403
I C401
PS2561L-1-V
18V
18V
1
2
3
4
342
1
I C401
PS2561L-1-V
15V
15V
R115 1.0K
<1/10W>
5V
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
EZ-0037HUE-C
Model : AOY18LMAK2
OUTDOOR PCB CIRCUIT DIAGRAM
7
2005.06.10
ERROR CONTENTS
8
INDOOR UNIT
When an error occurs, "Large division indication" is indicated first.
Secondly, "Small division indication" is indicated by pushing "Test run" button of remote controller.
: Fast flashing : Slow flashing
Operation lamp
: Red lamp
Timer lamp : Green lamp
Error contents
Error contents
Thermistor error
(indoor unit)
Thermistor error
(outdoor unit)
(2 times)
Thermistor error (room temp.)
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(3 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(4 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(3 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp (3 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(4 times)
Red lamp
Green lamp
(6 times)
Red lamp
Green lamp
(8 times)
Red lamp
Green lamp
(9 times)
Red lamp
Green lamp
(10 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(5 times)
Thermistor error (heat exchanger)
Control unit error
(indoor unit)
Control unit error
(outdoor unit)
Pressure switch
error
Inverter error
Serial error
(4 times)
MANUAL AUTO button error
Power source Hz decision error
Serial reverse transmission error
Serial order transmission error
Fan motor error
(indoor unit)
(5 times)
Lock error
(6 times)
(2 times)
(3 times)
(4 times)
(5 times)
r.p.m error
Discharge thermistor error
Heat exchanger thermistor error
Outdoor temperature thermistor error
Compressor thermistor error
2 way valve thermistor error
3 way valve thermistor error
Pressure switch error
Capacity error of connecting indoor unit
Outdoor unit IPM error
Compressor loter location error
LED indication
LED indication
Small division indication
Large division indication
Air cleaning filter (optional)
Model : APS-03B
INDOOR UNIT
DISASSEMBLY ILLUSTRATION
63
777
74
74
759
240
850
9
10
401
108
146
764
169
122
523
283
178
178
164
109
876
127
873
34
385
184
196
158
233
151
236
815
875
874
281
65
69
440
963
323
323
522-1
962-1
962-2
767-1
652-1
872
INDOOR UNIT
OUTDOOR UNIT
11
OUTDOOR UNIT
12
63
Front Panel Assy 9312417100 9312417100
34
Capacitor (Fan motor)
9900089061 9900089061
65
Flow Control Panel-Z 9306058043 9306058043
69
Louver-A
9306055028 9306055028
74
Filter
9305444014 9305444014
108
Base 9309755062 9309755062
109
Casing Assy
9312173037 9312173037
122
Shaft Holder-B
9303066010 9303066010
127
Drain Hose Assy
9305550029 9305550029
146
Evaporator Assy 9308559036 9373044017
151 Control Box 9330007017 9330007017
158 Connecting Pipe Assy
9306416010 9306416010
164
Fan Motor Assy-IN
9601171010 9601171010
169
Cross-Flow Fan Assy 9307836015 9307836015
178 Motor Cushion-M 9601302018 9601302018
184
Thermistor Spring
313728262708 313728262708
196
Clamp SKB-150
313035356905 313035356905
233 Power Transformer 9900028015 9900028015
236
Controller PCB Assy
9705289024 9705289031
240 Remote Control Unit
281 BRACKET(PIPE) 9330011014 9330011014
283 Bushing-A 9303529010 9303529010
323 Louver-B 9306056025 9306056025
385 Indicator PCB Assy 9705296015 9705296015
401
Wall Hook Bracket 9304358008 9304358008
440
Flow Control Panel-U 9306057046 9306057046
522-1 Gear-A 9306062002 9306062002
523 Gear Bracket 9306407001 9306407001
652-1 Thermistor Holder Pipe 313714262805 313714262805
9330001015759 Intake Grille 9330001015
764 Drain Cap Assy 9304150008 9304150008
767-1 Bottom Cover 9330004016 9330004016
777 CLAMPER(GRILL) 9306755010 9306755010
815 Terminal 9900040055 9900040055
850 Window (Receiver) 9330003019 9330003019
872 Indicator Case 9330009011 9330009011
873 Lamp Cover 9330014015 9330014015
874 Control Box Cover 9330008014 9330008014
875 Power Supply PCB Assy
9705294011 9705294011
876 Step Motor 9900139018 9900139018
962-1 Guard Holder-L 9306678012 9306678012
962-2 Guard Holder-R 9306677015 9306677015
963 Fan Guard 9305751013 9305751013
INDOOR UNIT
Ref.
No.
Description
Ord.
Q'ty
Part No.
ASY12LMACWASY9LMACW
9312417100
9900089061
9306058043
9306055028
9305444014
9309755062
9312173037
9303066010
9305550029
9308559036
9330007017
9306416010
9601171010
9307836015
9601302018
313728262708
313035356905
9900028015
9705289017
(EZ-00307HSE-C) (EZ-00308HSE-C) (EZ-00309HSE-C)
9371190174 93711901749371190174
9330011014
9303529010
9306056025
9705296015
9304358008
9306057046
9306062002
9306407001
313714262805
9330001015
9304150008
9330004016
9306755010
9900040055
9330003019
9330009011
9330014015
9330008014
9705294011
9900139018
9306678012
9306677015
9305751013
ASY7LMACW
PARTS LIST
When you order parts, please make a photocopy of this page
and fill the number of the parts in the "Order" column.
13
When you order parts, please make a photocopy of this page
and fill the number of the parts in the "Order" column.
OUTDOOR UNIT
2 Fan Guard 9371187013
4 Emblem 9351355005
5 Front Panel 9371924014
7
Connecteor Cover (Cabinet)
9366398004
9 Side Panel R 9371927015
12 Base Assy 9371920078
13-1 3-Way Valve 9372205044
14 Valve Cover 9372796016
16 Condenser Assy 9372181096
26-1 Compressor Cover A 9373730019
26-2 Compressor Cover B 9373730026
29 Separate Wall 9372795019
Inverter Assy
39 Propeller Fan Assy 9366378013
41 Motor Induct 9601671046
46 Compressor Assy 9373262015
Ref.
No.
Description
Ord.
Q'ty
Part No.
13-2 2-Way Valve 9372204054
13-3 3-Way Valve 9372205051
17 Thermister Holder Pipe 313714262805
33 Control Cover 9372792018
--- Capacitor for PCB 9705387010
--- Fan Capacitor 9900270049
--- Fuse 0600086039
--- Terminal 8P
9900203047
--- Fuse Holder 0501454012
--- Terminal 2P 9701971015
---
---
ACTPM 9703457012
31 Controller PCB Assy 9705285057
(K03AV-0500HUE-C1)
AOY18LMAK2
527 Protective Net 9371934013
734 Top Plate 9371925011
Compressor pressure switch
9900186012
--- Compressor thermal switch 9373263012
--- Thermistor Valve 9900194017
--- Thermistor discharge 9704219039
--- Thermistor outdoor 9703516047
--- Thermistor heat sink 9900195014
--- Heat exchanger thermistor 9704220059
361 Accum Support Assy 9372252017
Ref.
No.
Description
Ord.
Q'ty
Part No.
Ref.
No.
Description
Ord.
Q'ty
Part No.
AOY18LMAK2
64 Side Panel L 9371926018
--- Relay 9900117016
260 Receiver Tank Assy 9373426011
273 Strainer Assy 9366602019
349 Capillary Assy 9373729211
335
Accumulator Holder Rubber
9354022010
343 Solenoid 9900165079
344 4-Way Valve 9900163013
345 Joint Pipe (3Way) Assy 9373729129
346 Expansion Valve Assy 9373729068
348 Pressur Switch Assy 9373729044
334 Accumulator 9368391003
--- Condenser Sub Assy 9372313121
14
9305445011
9L model only
9370244007
9371190174
(AR-JW17)
9304358008
313714296205
0600185534
Remote control unit
Wall cap-B
Battery (penlight)
Wall hook bracket
INDOOR UNIT ACCESSORIES
9305642014
9308117007
301141164200
0700019036
Remote control unit
holder
Cloth tape
Tapping screw (big)
( 4 x 20)
Tapping screw (small)
( 3 x 12)
ELECTRIC FILTER
9310442012
DEODRANT FILTER
9310441015
Air cleaning filter
Air cleaning filter frame
Adapter D (1/2" 3/8")
12.7 mm 9.52 mm
Name and Shape
Part No.
Part No.
STANDARD ACCESSORIES
OUTDOOR UNIT ACCESSORIES
Name and Shape
313166024302
9303029015
Drain cap
Drain pipe
9370244007
Adapter D (1/2" 3/8")
12.7mm 9.52mm
15
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