Fujitsu ASY18LBAJ User manual

INVERTER MULTI
AIR CONDITIONER
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . 3
REFRIGERANT SYSTEM DIAGRAM . . . . . 5
ERROR CONTENTS . . . . . . . . . . . . . . . . . . 12
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . 6
INDOOR PCB CIRCUIT DIAGRAM . . . . . . 8
OUTDOOR PCB CIRCUIT DIAGRAM . . . . 9
DISASSEMBLY ILLUSTRATION . . . . . . . . . 13
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 21
Models
Indoor unit Outdoor unit
ASY18LBAJ AOY30LMAW4
ASY24LBAJ
WALL MOUNTED type

SPECIFICATIONS
TYPE COOL & HEAT
INDOOR UNIT ASY24LBAJ
POWER SOURCE (V) 230
FREQUENCY (Hz) 50
MOISTURE REMOVAL (/hr) 3.0
AIR CIRCULATION-Hi (m3/hr) 1,020
ELECTRICAL DATA
FAN MOTOR
POWER SOURCE (V)
DISCRIMINATION
HI-SPEED (r.p.m.)
INDOOR UNIT MED-SPEED (r.p.m.)
LO-SPEED (r.p.m.)
QUIET (r.p.m.)
DIMENSIONS H x W x D (mm)
WEIGHT GROSS / NET (kg)
COOL & HEAT
ASY18LBAJ
3.0
1,020
230
MFA-30HTT
1,290
1,100
870
730
230
MFA-30HTT
1,160
1,000
830
780
320 x 1,120 x 220
22 / 16
INDOOR UNIT
HI-SPEED
(dB)
(dB)
MED-SPEED
(dB)
LO-SPEED
(dB)
QUIET-SPEED
NOISE LEVEL
COOL 43 / HEAT 43
COOL 39 / HEAT 39
COOL 35 / HEAT 35
COOL 32 / HEAT 32
COOL 47 / HEAT 47
COOL 41 / HEAT 41
COOL 36 / HEAT 36
COOL 32 / HEAT 32
12005.05.02

Total Pipe Length
FULL CHARGE AMOUNT
MODEL NAME
COOLING CAPACITY (kW)
HEATING CAPACITY (kW)
POWER SUPPLY (V)
FREQUENCY (Hz)
RUNNING
CURRENT (A)
INPUT (kW)
EER (kW/kW)
( g )
AIR CIRCULATION - Hi (m3/hr )
ELECTRICAL SPECIFICATIONS
COMPRESSOR
FAN MOTOR
TYPE
DISCRIMINATION
(220) - 230 - (240)
TNB220FPBM9
REFRIGERANT R410 3,300
COOLIING
HEATING
COOLIING
HEATING
COOLIING
HEATING
TYPE Cooling & Heating
AOY30LMAW4
8.0
9.6
9.7
10.5
2.22
2.40
3.60
4.00
50
3,300
Hermetic type, Inverter, 4 poles,
3-phase, DC motor, Twin Rotary
MAX PIPE LENGTH (each unit)
MAX PIPE LENGTH (total)
50.0 m
60.0 m
70.0 m
CHARGELESS
ADDITIONAL CHARGE
3,300 g
3,550 g
3,800 g
REFRIGERANT CHARGE (R410A)
25 g / m
50 m
25 m
MIN. PIPE LENGTH (each unit) 5 m
70 m
MAX ELEVATION (between indoor units) 10 m
MAX ELEVATION (between indoor and outdoor units) 10 m
830 x 900 x 330
68 / 78
OUTDOOR UNIT
(kg)WEIGHT
DIMENSIONS
MFE-60PO
820 / 780
H x W x D (mm)
NET / GROSS
( r.p.m. )HI-SPEED ( COOL / HEAT )
DISCRIMINATION
22005.05.17

OUTLINE AND DIMENSIONS
Unit : mm
Models : ASY18LBAJ
ASY24LBAJ
1,120
626
711
626
711
321
224
32005.05.02

(Unit : mm)
OUTDOOR UNIT
Model : AOY30LMAW4
900
21
370
830
9
40 31 330
400
650
Air Flow
12
42005.04.11

REFRIGERANT SYSTEM DIAGRAM
Outdoor unit
Indoor unit A Indoor unit B Indoor unit C Indoor unit D
52005.04.11
THERMISTOR
THERMISTOR (DIS.TEMP)
OIL BACK
CAPILLARY
CAPILLARY
TUBE
PRESSURE SWITCH(A)
PRESSURE SWITCH(B)
OIL SEPARATOR
COMPRESSOR
ACCUMULATOR
STRAINER
EXPANSION
VALVE
THERMISTOR
PIPE (A-2WV)
THERMIS
-TOR
PIPE
(A-3WV)
3-WAY
VALVE
2-WAY
VALVE
HEAT EXCHANGER
THERMISTOR
STRAINER
EXPANSION
VALVE
THERMISTOR
PIPE (B-2WV)
THERMIS
-TOR
PIPE
(B-3WV)
THERMIS
-TOR
PIPE
(C-3WV)
THERMIS
-TOR
PIPE
(D-3WV)
3-WAY
VALVE
4-WAY VALVE HEAT COOL
2-WAY
VALVE
HEAT EXCHANGER
THERMISTOR
STRAINER
EXPANSION
VALVE
THERMISTOR
PIPE (C-2WV)
3-WAY
VALVE
2-WAY
VALVE
HEAT EXCHANGER
HEAT EXCHANGER
HEAT EXCHANGER
RECEIVER TANK
THERMISTOR
STRAINER
STRAINER
DISTRIBUTOR
EXPANSION
VALVE
THERMISTOR
PIPE (D-2WV)
3-WAY
VALVE
2-WAY
VALVE
HEAT EXCHANGER

Models : ASY18LBAJ
ASY24LBAJ
CIRCUIT DIAGRAM
(PIPE TEMP.)
GRAY
GRAY
WHITE
GREEN
GRAY
RED
GRAY
FM
(ROOM TEMP.)
(RIGHT/ LEFT)
(UP/DOWN)
BLACK
BLACK
WHITE
WHITE
WHITE
BLACK
BLUE
RED
RED
BLACK
GRAY
GRAY
GRAY
GRAY
YELLOW
PINK
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
PURPLE
PURPLE
PURPLE
GRAY
GRAY
GRAY
GRAY
GRAY
(DIFFUSER)
GRAY
GRAY
GRAY
GRAY
RED
PINK
M
M
M
GREEN/
YELLOW
W1
E1
W2 W6
FAN MOTOR
CAPACITOR
THERMISTOR
FAN
MOTOR
TERMINAL
THERMISTOR
STEPPING
MOTOR
STEPPING
MOTOR
STEPPING
MOTOR
TRANSFORMER
CONTROL BOARD
DISPLAY BOARD
CN2
CN4CN5CN9CN7
CN17
CN10CN16 CN1
CN201
THERMAL
FUSE 102
2
2
1
1
3
3
4
4
5
5
6
6
7
7
2
2
1
1
3
3
2 2
1 1
3 3
2 2
1 1
7 7
6 6
2 2
1 1
3 3
4 4
5 5
7 7
8 8
9 9
8 8
6 6
2 2
1 1
3 3
4 4
5 5
2 2
1 1
3 3
2 2
1 1
3 3
4 4
5 5
2 2
1 1
8 8
9 9
10 10
7 7
6 6
2 2
1 1
3 3
4 4
5 5
2 2
1 1
2 2
1 1
3 3
4 4
5 5
2 2
1 1
3 3
4 4
5 5
2 2
1 1
3 3
4 4
5 5
(N)(L)
123
FUSE T 3. 15A 250V
EMI FILTER
1T
62005.05.02

Model : AOY30LMAW4
72005.04.05
INDOOR
UNIT A
INDOOR
UNIT B
INDOOR
UNIT C
INDOOR
UNIT D
TO POWER
SOURCE

I C 1
14V
uPD780058BGK
-A04-9EU
IC11 (2/7)
uPA2003
5V
C20
1000P
<R>
R13 10K
<1/10W>
Q3
DTC124EKA
Q14
DTC124EKA
5V
5V R52 10K <1/10W>
C42
0.1
<F>
5V
IC8 BR93LC46
5V
R15 390
<1/10W>
C21
0.01
<B>
0.01<B> x 3
1.0K <1/10W>
x 4
R59
R60
R61
R62
SW1
C50
C51
C53 C52
R58 R56 R57
10K <1/10w> x 3
JM3
JM2
JM1
R55
R54
R53
1.0K <1/10W> x 3
C48 C47 C49
0.01 <B>
x 3
10K <1/10W>
x 4
R63
R65 R66
R64
C5 C6
C2
0.22 <RE>
0.01 x 2
<YE>
AUTO RESTART
HIGH CEILING
MODE
C1
0.22 <RE>
VA1 470V
<TNR>
8
7
6
5 4
3
2
1
8
7
6
5
4
3
2
1
VCC
NC
NC
GND
D0
D1
SK
CS
3
2
5
4
1
14
18
10
LF1
ELF17N015A
SA1
RA-362M
VA2
470V
<TNR>
W2
W1
N
L
FH1 FH2
F1
3.15A <BET>
UL1015
AWG14
BLACK
UL1015
AWG14
WHITE
UL1015
AWG16
GREEN
3
2
1
TO OUTDOOR UNIT
W6
UL1015
AWG16
RED
IC4 HI2002
K 5 3
14
15 2
-
SSR2
G3MC
201PL-VD
VA5
470V
<TNR>
C44
C45
C46
C43
1000P <R>
x 4
NC
NC
R72
R45
10K <1/10W>
x 2
K5
JQ1-12V
CN2
B4P7S-VH-B
14V 5V
C8
10/25V
+
+
R4 10K
<1/4W>
Q1
2SD1191
D3
D1F60
IC3
7805
+
D4
MTZJ15C
C9
10/
25V
+C10
1000
/25V
C11
0.1
<F>
C38
100/
25V
+C39
0.1
<F>
IO
G
R3 10K
<1/2W>
C7
3300
/50V
+
D1
D2SB20
CN17
3-XASK-1-A
CN16
B2B-XARK-1-A
UL1430 AWG22
UL1430 AWG22
THERMAL FUSE
GRAY
GRAY
RED
RED
16-1
16-2
17-3
17-1
2-1
2-3
2-4
2-2
YELLOW
BLACK
UL1015
AWG20
EMI FILTER
TFT-081813N
1T
UL1015
AWG20
BLUE
RED
WHITE
1
3
FAN CAPACITOR
500V 1.3uF
WHITE
WHITE
UL1015
AWG20
UL1015 AWG22
UL1015 AWG22
PURPLE
PURPLE 1-1
1-3
CN1
B2P3-VH-B
PRIMARY
SECONDARY
POWER
TRANSFORMER
EZ-0018HSE-T
FAN
MOTOR
X1
5.00MHz
<CSTS>
69 70
33
67
4
58
60
50
55
53
57
56
54
44
14
15
16
17
13
12
65
71
41
42
43
11
10
80
1
64
40
35
34
32
31
30
29
28
27
77
52
51
9
876
45
61
78
73
46
47
49
7
75
68
74 63
59
5V
R37 1.0K
<1/10W>
R36
R38
10K <1/10W> x 2
C34
1000P
<R>
R35 47 <1/10W>
C35 0.01
<B>
Q9
DTA143
Q11
Q12
Q13
DTC124EUA x 3
5V
C29
1000P
<R>
C28
1000P
<R>
R24
10K (1%)
<1/10W>
C25
0.1
<F>
C24
0.1
<F>
R23
49.9K (1%)
<1/10W>
R26 1.0K <1/10W>
R25 1.0K <1/10W>
IC13 (2/7)
uPA2003
IC12 (7/7)
uPA2003
2
1
7
6
5
4
3
2
1
15
16
10
11
12
13
14
15
16
7
6
5
10
11
12
IC11 (3/7)
uPA2003
CN7
S10B-PASK-2
14V
CN9
S05B-PASK-2
5V
R42
R55 10K
<1/10W>
5V
0.01 <B>
x 4
C31
C30
C33 C32
R27
R28
R29
R30
1.0K <1/10W> x 4
R32
R31 R33
R34
10K <1/10W>
x 4
14V
CN12
BS5P-SHF-1AA
5V
C40
0.1
<F>
C41
0.1
<F>
R39 10K
<1/10W>
BZ1
PKM13EPY-4000-TF01
IC6
BD4742G
IC11-1
uPA2003
R43 1.0K
<1/10W>
1 16
R44 1.0K
<1/10W>
B Z
VCC
VOJT
GND NC
SUB
TEST
12-1
9-1
12-5
12-4
12-3
12-2
9-5
9-4
9-3
9-2
7-1
7-10
7-9
7-8
7-7
7-6
7-5
7-4
7-3
7-2
4-1
4-2
5-2
5-1
10-1
10-2
10-3
10-4
10-5
10-7
10-8
10-9
C37
0.01
<B>
C36
10/
25V
+
CN5
B2B-XASK-1-A
CN4
B2B-XAKK-1-A
CN10
S09B-PASK-2
UL1061
AWG26
14V
UL1061
AWG26
LOUVER
L - R
FLAP
U - D
DIFFUSER
PINK
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
PINK
GRAY
GRAY
BLACK
BLACK
PURPLE
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
GRAY
UL1430
AWG26
C202
0.1
<F>
5V
C202
10/50V
+
CN201 S08B-PASK-2
201-1
201-7
201-6
201-5
201-4
201-3
201-2
201-8
VCC
OUT
GND1
GND2
5V
C203
0.01
<R>
PHA201
SBX1810
MANUAL AUTO
SWITCH
INDICATOR PCB
K0401HSE-D0
SW201
EVQ-PAG-04K
R202
330 <1/4W> x 4
R204
R203
R201
D202
SLR-325
<RED>
D204 <ORG>
D201
D203 <GRN>
<ORG>
SLR-325 x 3
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
ASY18LBAJ : EZ-00319HSE-C
ASY24LBAJ : EZ-0032AHSE-C
Models : ASY18LBAJ
ASY24LBAJ
INDOOR PCB CIRCUIT DIAGRAM
NOT USED
NOT USED
ROOM TEMPERATURE CORRECTION
REMOTE CONTROL UNIT CUSTOM CODE
REMOTE CONTROL UNIT CUSTOM CODE
SW1-1
SW1-4
SW1-3
SW1-2
SW1-1
SW1-4
SW1-3
SW1-2
82005.05.02

CONTROLLER PCB ASSEMBLY
K04AW-0404HUE-C1
POWER SUPPLY PCB
K04BA-0402HUE-P0
W4
W6
W5
W7
W3 B
B
B
B
BTM101
TM102
W10
B
BB
B
W16
W17
L1 L2 P+
N1
N2
I O
-B
W13
B
W12
B
B
B
W305
W304
W303
COMPRESSOR
C. M.
2
3
1 1
3
2
CN407
06 PH / 172520 1007 L480
WHITE
ACTPM CONTROL
1
3
4
5
UL1007 AWG24 BROWN
UL1007 AWG24 ORANGE
UL1007 AWG24 RED
UL1007 AWG24
YELLOW
UL1015 AWG14 x 3
RED
WHITE
BLACK BLACK
WHITE
RED
UL1015 AWG14 YELLOW
UL1015 AWG14 BLUE
UL1015
AWG14
BROWN
UL1015
AWG14
WHITE
EMI FILTER
TFC25-15-12
2 TURN
1
5
4
3
2
6
UL1015
AWG14
BLACK
UL1015
AWG14
RED
1
3
1
3
4
UL1007 AWG24 RED
UL1007 AWG24 BROWN
UL1007 AWG24 BLACK1
2
3
EMI FILTER
TFC25-15-12
2 TURN
UL1015 AWG14 WHITE
UL1015 AWG20 WHITE
UL1015 AWG20 BLACK
B
B
W9
W8
03 VH / S I N
1015 L250
CN1
B3B-XASK-1-A
WHITE
CT OUT
UL1015 AWG14 BLACK
CN34
B2P3-VH-B-Y
YELLOW
AC I N
CN1
03 XA / 172520 1007 L180
WHITE
CT
CHOKE COIL
L=0.3mH 30A
ACTPM
I C404
SACT32010A
YELLOW
BROWN
WHITE
BLACK
RED
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
4
5
6
7
1
3
4
5
6
7
1
2
5
6
7
8
1
3
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
3
4
5
6
7
8
9
1
2
4
5
6
7
8
9
BLACK
WHITE
WHITE
WHITE
WHITE
WHITE
BLACK
GREEN
GREEN
GREEN
GREEN
GREEN
BLACK
BLUE
BLUE
BLUE
BLUE
BLUE
BLACK
BLACK
RED
RED
RED
RED
BROWN
BROWN
BLACK
BLACK
BROWN
BROWN
BLUE
BLUE
BLACK
BLACK
BLACK
BLACK
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
RED
RED
RED
RED
RED
RED
RED
ORANGE
YELLOW
WHITE
BLUE
BROWN
RED
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
5V
GND
TAUX
TTXD
TRXD
TMODE
TAUX3
TCK
/ TRES
/ T I CS
5V
GND
TAUX
TTXD
TRXD
TMODE
TAUX3
TCK
/ TRES
/ T I CS
CN602
B10B-PASK-1
WHITE
CN601
B10B-PASK-1
WHITE
SUB-FLASH
MAIN-FLASH
M
M
M
M
F. M.
DC FAN MOTOR
EXPANSION VALVE-A
EXPANSION VALVE-B
EXPANSION VALVE-C
EXPANSION VALVE-D
4-WAY VALVE
PRESURE SWITCH-1
PRESURE SWITCH-2
COMP. TEMPERATURE
HEAT SINK TEMPERATURE
DISCHARGE TEMPERATURE
PIPE TEMPERATURE
OUTDOOR TEMPERATURE
2-WAY VALVE-A TEMP.
3-WAY VALVE-B TEMP.
2-WAY VALVE-B TEMP.
3-WAY VALVE-A TEMP.
RED
YELLOW
BLUE
BLACK
2-WAY VALVE-C TEMP.
3-WAY VALVE-D TEMP.
2-WAY VALVE-D TEMP.
3-WAY VALVE-C TEMP.
GRAY
BROWN
ORANGE
GREEN
CN40
08 XA / 172520 1007
RED
CN39
08 XA / 172520 1007
WHITE
CN23
B2B-XAEK-1-A BLUE
CN22
B2B-XH-AM RED
CN21
B2B-XH-AM YELLOW
CN25
B2B-XAKK-1-A BLACK
CN26
B2B-XAMK-1-A GREEN
CN36
B2B-XASK-1-A WHITE
CN37
B2B-XARK-1-A RED
CN30
179844-1 WHITE
CN52
06 XA / 172520 1007
BLUE
CN51
06 XA / 172520 1007
GREEN
CN50
06 XA / 172520 1007
WHITE
CN27
B6B-XARK-1-A
RED
CN800
B7B-XASK-1-A
WHITE
W200
W203
W202
W201
B
B
B
B
SERIAL-A
SERIAL-D
SERIAL-C
SERIAL-B
3
N
L
3
N
L
3
N
L
3
N
L
N
L
INDOOR UNIT-A
INDOOR UNIT-B
INDOOR UNIT-C
INDOOR UNIT-D UL1015
AWG20
BROWN
UL1015
AWG20
PINK
UL1015
AWG20
WHITE
EMI FILTER
ZCAT1518-0730
1 TURN
E
UL1015
AWG16
GREEN
UL1015
AWG20
WHITE
UL1015
AWG20
RED
EMI FILTER
ZCAT1518
-0730
1 TURN
UL1015
AWG20
WHITE
UL1015
AWG20
YELLOW
UL1015
AWG20
BLACK
UL1015
AWG20
BLACK
UL1015
AWG20
WHITE
UL1015
AWG20
BLACK
UL1015
AWG20
BLACK
UL1015
AWG20
BLACK
UL1015
AWG14
BLACK
UL1015
AWG14
WHITE
UL1015
AWG14
BLACK
F201
TLC 25A-250V, B
<250V 25A>
F202
FSL 250 10 (EM)
<250V 10A>
AC230V
50Hz
Model : AOY30LMAW4
INVERTER ASSEMBLY
EZ-004HHUE
92005.05.02
OUTDOOR PCB CIRCUIT DIAGRAM

12V
5V
I C8
TA7805
1
2
3I O
G
+ +
+
B
B
B
W305
RED
W304
WHITE
W303
BLACK
5V
15V
L300
BL02Rn
R302 1.0K
<1/10W>
C328
2200P
<B>
C327
0.022 <F>
+
C333
47/
35V
C332
0.1
<F>
R370, R371, R373, R374 0.03 <2W> x 4
VN I
VNC
C IN
CFO
FO
UN
VN
WN
P
U
V
W
N
UP
VP I
VUFB
VUFS
VP
VP I
VVFB
VVFS
WP
VP I
VPC
VWFB
VWFS
14
15
16
17
18
19
20
21
22
23
24
25
26
1
2
3
4
5
6
7
8
9
10
11
12
13
2
7
9
16
4
5
12
13
3
6
11
14
1
8
10
15
O1
O2
O3
O4
I 1
I 2
I 3
I 4
COM1
COM2
NC1
NC2 GND3
GND1
GND2
GND4
12V
12V
O1
O2
O3
O4
I 1
I 2
I 3
I 4
COM1
COM2
NC1
NC2 GND3
GND1
GND2
GND4
O1
O2
O3
O4
I 1
I 2
I 3
I 4
COM1
COM2
NC1
NC2 GND3
GND1
GND2
GND4
O1
O2
O3
O4
I 1
I 2
I 3
I 4
COM1
COM2
NC1
NC2 GND3
GND1
GND2
GND4
2
7
9
16
4
5
12
13
2
7
9
16
4
5
12
13
2
7
9
16
4
5
12
13
3
6
11
14
1
8
10
15
3
6
11
14
1
8
10
15
3
6
11
14
1
8
10
15
I C310 PS21867-A
I PM R33
10K
<1/10W>
R40 1.0K
<1/10W>
C33
0.01
<F>
C311 - C316 1000P <B> x 6
15V 15V L800
BL02Rn1
C802
0.1 <F>
R801 1.0K <1/2W>
DC FAN1
DTA143EUA
x 2
5V5V
R802
560
<1/4W>
+
C800
100/
16V
<PJ>
D803
DAN217U
1 2
3
2
3
1
2
3
1
C801
0.01
<B>
R804 1.0K
<1/10W>
Q800
Q801
R803
10K
<1/10W>
5V
5V5V
R807
10K
<1/10W>
R808 1.0K
<1/10W>
D804
DAN217U
1 2
3
3
2
5V
1
D61
DAN217U C29
0.1
<F>
C324 - C326
0.1 <F> x 3
R111
R112
R110
R86
R89
R88
195K <RN - 1/2W>
x 6
1
2
3
4
1
2
3
4
5
6
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
12V
12V
R181 1.5K <1/10W>
R178 1.5K <1/10W>
R179 1.5K <1/10W>
R180 1.5K <1/10W>
12V
R177 1.5K <1/10W>
R176 1.5K <1/10W>
R175 1.5K <1/10W>
R174 1.5K <1/10W> 12V
R173 1.5K <1/10W>
R172 1.5K <1/10W>
R171 1.5K <1/10W>
R170 1.5K <1/10W> 12V
1.5K <1/10W> x 4
R97
R96
R95
R94 12V
I C20
TD62064
I C4 TD62064
I C21
TD62064
I C22
TD62064
E.E.-VALVE
+
+
+
R201
220K
<2W>
C201 - C203 500/450V x 3
++ + C116
0.1 <HCP>
B
B
SMOOTHING CIRCUIT
W12
W13
BLUE
YELLOW
VILTAGE LOCK OUT
5V
5V
15V
R402 2.2K
<1/4W>
+D402
RD3.3ES
<B2>
1.0K <1/10W> x 6
C321 C322 C323
D301D303 D302
U1JU44 x 3
0.1 <F> x 3
R340
R341
R342
R343
R344
R345
330K
47/35V <PJ> x 3
<1/10W>
x 3
R362 R363 R361
C303 C304 C305
R360 39 <1/2W>
INVERTER
1
2
3
4
5
6
7
P-AN-CT
P-EPV1-A
P-EPV2-A
P-EPV1-C
P-EPV1-D
P-EPV1-B
P-EPV3-A
P-EPV2-D
P-EPV2-C
P-EPV2-B
P-EPV3-D
P-EPV3-C
P-EPV3-B
P-EPV4-A
P-EPV4-D
P-EPV4-C
P-EPV4-B
ACTPM CONTROL
18V 18V
A
C415
0.01
<F>
Q403
DTA143
3
1
2
1
3
2
R411 22K
<1/10W>
Q401
DTC124EUA
AA
C416
1000P
<B>
P-AFS
5V
A
270 <1/10W>
(1%) x 2
R437
R438
C413
0.01
<F>
A
1
2
3
4
5
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
R20
10K
<1/10W>
5V 5V
R611 4.7K
<1/10W>
5V
FLASH-MAIN
FLASH-SUB
R605
22K
<1/10W>
R604
R21
R603
R601
R602
10K <1/10W> x 5
TTXD-2
TRXD-2
TAUX3-2
TCK-2
RSTX-2
TAUX-1
TTXD-1
TRXD-1
TMODE-1
TAUX3-1
TCK-1
RSTX-1
R613
22K
<1/10W>
5V 10K
<1/10W> x 3
R612 R610 R609
5V
CN601
B10B-PASK-1
WHITE
CN602
B10B-PARK
-1 (LF) RED
TAUX
TTXD
TRXD
TMODE
TAUX3
TCK
/ TRES
/ TICS
TAUX
TTXD
TRXD
TMODE
TAUX3
TCK
/ TRES
/ TICS
RSTX-1
5V
R126 - R128
10K <1/10W> x 3
SUB-FWD
SUB-BKWD
TMODE-1
P-SWPRS2
P-SWPRS1
TCK-1
TRXD-1
5V
R73 100K
<1/10W>
R72 1.0K
<1/10W>
C17
0.1
<F>
5V
R158
10K
<1/10W>
R36 1.0K
<1/10W>
C79
0.1
<F>
X1
8.00MHz
<EF0EC>
MICOM-MAIN
I C6
BD4742G
5
4
3
2
1
SUB
NC
VCC
VOUT
GND
2
13
GND
GND 49
24
13
48
19
1
61
62
63
64
20
18
15
14
55
54
53
52
51
50
46
45
12
39
38
37
36
40
26
25
11
56
17
16
2
35
3
59
58
60
21
34
47
27
28
29
30
31
32
33
57
41
42
43
44
10
9
8
7
5
6
4
22
23
AGND
P27
RSTX
P45
P41
P42
P43
P44
MD1
MD0
P61
P60
P35
P34
P33
P32
P31
P30
P25
P24
AVR
P16
P15
P14
P13
P17
P01
P00
AVCC
VCCP63
P62
P46
P12
P50
P37
P36
P40
MD2
P11
P26
P02
P03
P04
P05
P06
P07
P10
C
P20
P21
P22
P23
P57
P56
P55
P54
P52
P53
P51
X0
X1
6
5
4
3
2
1
5V
DSS803
10K <1/10W>
x 2
R16 R17
R34
R35
1.0K
<1/10W>
x 2
C77
C78
0.1 <F> x 2
P-AN-HT
P-CMPTH
SW1
P-AN-TT
P-AN-TA
P-AN-TD
PANT3WV4
PANT2WV4
PANT3WV3
PANT2WV3
PANT2WV2
PANT3WV2
PANT3WV1
PANT2WV1
P-CMPTH
P-AN-HT
P-AN-TD
P-AN-TA
P-AN-TT
P-SWPRS1
P-SWPRS2
I C 1
MB90F462PFM
-G-181-BND-E1
5V
U
X
V
Y
W
Z
+
5V
C20
4.7/50V
<PS>
0.1 <F> x 2
C19
C18
R608 10K <1/10W>
C40 0.1
<F>
P-S I1
P-S I4
P-S I3
P-S I2
SW150
KSM0632B
SUB-CLK
SUB-BKWD
SUB-FWD
P-EPV2-D
P-EPV2-C
P-EPV2-A
P-EPV2-B
P-EPV4-A
P-EPV4-C
P-EPV4-D
P-EPV3-B
P-EPV3-A
P-EPV3-C
P-EPV3-D
5V 5V
R186 R188 R187
22K <1/10W>
x 3
R189 - R190
10K <1/10W> x 2
R196 1.0K <1/10W>
C181
0.1
<F>
MICOM-SUB
R11
R195
10K <1/10W> x 2
7
8
9
10
11
12
51
50
49
48
47
46
45
44
43
42
41
40
52
53
54
55
56
57
58
59
60
61
62
63
1
17
2
16
64
20
19
15
14
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
18
3
4
5
6
21
13
P83
P82
P81
P80
P71
P70
P67
2
3
1
P66
P65
P64
P63
P62
P61
P60
P53
P52
P51
P50
P43
P42
P41
P40
P37
P36
P35
P34
P33
P32
P31
P30
AVCC
VCC
AVR
MOD
RSTX
PE0
PE1
PE2
PE3
PG0
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P20
P21
P22
P23
P24
X0
X1
X1A
X0A
AGND
GND
SUB
NC
VCC
VOUT
GND
1
2
3
4
5
5V
R192 100K
<1/10W>
R193 1.0K
<1/10W>
C179
0.1
<F>
I C153
BD4742G
I C150
MB95F108HSPFM
-G-101-E1
C176 C175
C174
4.7/50V
<PS>
+
5V
0.1 <F> x 2
C35 - C36
0.01 <F> x 2
R407
R403
10K <1/10W> x 2
FH3
PFC5000
-0502
FH4
PFC5000
-0502
F2
T 3.15A
250V
L100 SN-PLATED DIA 0.6
COMP POSITION DETECT
SW POWER SUPPLY
T1
JPZ-200
+
15V
D100
D1FL20U
16
15
13
12
10
9
1
2
3
6
7
8
+
I O
G
2
1 3
+
C158
0.1
<F>
C159
0.1
<F>
C160
0.1
<F>
C161
0.1
<F>
R150 10K
<1/10W>
R152 10K
<1/10W>
R154 10K
<1/10W>
R156 10K
<1/10W>
5V
R151 14K
<1/10W>
(1%)
R153 14K
<1/10W>
(1%)
R155 14K
<1/10W>
(1%)
R157 14K
<1/10W>
(1%)
L204
BL02Rn1
C46
0.1
<F>
C45
0.1
<F>
C44
0.1
<F>
C43
0.1
<F>
R122 10K
<1/10W>
R120 10K
<1/10W>
R118 10K
<1/10W>
R116 10K
<1/10W>
R123 14K
<1/10W>
(1%)
R121 14K
<1/10W>
(1%)
R119 14K
<1/10W>
(1%)
R117 14K
<1/10W>
(1%)
C24
0.1
<F>
C23
0.1
<F>
C22
0.1
<F>
C21
0.1
<F>
P-FM2POW
FM2FDBK
SUB-CLH
P-POWER
P-AN-CT
P-EPV1-C
P-EPV1-D
P-FM1POW
TTXD-1
TAUX3-1
P-AFS
P-CP-POS
P-S I
P-SO
P-PR
P-LED
P-4WV-AC
P-V2
P-TRIP
P-EPV-A
P-EPV-D
P-EPV-C
P-EPV-B
TAUX-1
P-E2PCS1
P-FM1SEL
FM1FDBK
P-E2PD I1
P-E2PSK1
P-AFDC
P-AFE
P-U
P-X
P-V
P-Y
P-W
P-Z
PANT3WV2
PANT2WV2
PANT3WV1
PANT2WV1
PANT3WV4
PANT2WV4
PANT3WV3
PANT2WV3
P-CP-POS C95
100P
<CH>
-
-
+
+
7
12
3
6
5
4
8
12
3
-
+
I C400-2
uPC393
I C400-1
uPC393
C412
0.1
<F>
C414
0.01
<F>
R435
R441
1.0K <1/10W>
x 2
C411
0.01 <F>
DAN217U x 2
D81 D82
15V
I C11-1
uPC393 3 3
221 1
R108
2.87K
<1/10W>
(1%)
R105
2.49K
<1/10W>
(1%)
R107
680
<1/10W>
(1%) R87 2.94K
(1%)
<1/10W>
195K <RN - 1/2W>
(1%) x 2
R106 R104
180K <RN - 1/2W>
(1%) x 2
R440 R400
R401 2.94K 2.87K
R406
(1%)
<1/10W>
(1%)
<1/10W>
C409
10/25V
<PS>
15V
C87
330P <B>
C89
470P
<B>
C88
0.1
<F>
R103 4.7K
<1/10W>
1
2
3
R114
27K
<1/10W>
R113
1.0K
<1/10W>
Q91
2SC242K
<BQ>
R102
22K
<1/10W>
15V
P-AFDC
P-AFE
P-U
P-V
P-W
P-X
P-Y
P-Z
P-TRIP
P-FM1POW
FM1FDBK
FM2FDBK CN407
06 PH / 172520
1007 L480
WHITE
ACTPM
CONTROL
I C407 uPC24M1818V
C406
220/50V
<PJ>
D401
D1FL
20U
C7
220/
35V
R5 10K <1/10W>
D8
D7
D1FL20U x 2
C4 <PJ> 470/25V
C5 <PJ> 220/16V
C6 <PJ> 100/16V
C418 <PJ> 10/35V
A
R3 100
<1W>
C2 0.047
<ECQB>
R2 1.0K
<RS - 3W>
C1
220P
<BN>
100K <2W> x 2
R6R1
Q1 2SC4236
R140 1.2 <2W>
D1 D1FL20U
3
2
1
D10 RD5.6ES <B2>
D2
D1FL20U
C3 <PJ>
100/16V +
R4 330 <1/4W>
P-S I
P-S I1
P-POWER
P-S I2
P-S I3
P-S I4
C167
0.022
<F>
C168
0.022
<F>
C169
0.022
<F>
Q151
2SC2412K <BQ>
Q150
2SC2412K <BQ>
R53
1.0K
<1/10W>
R54 27K
<1/10W>
R160
1.0K
<1/10W>
R164
1.0K
<1/10W>
Q52
2SC2412K <BQ>
R161 27K
<1/10W>
2
2
2
R165 27K
<1/10W>
1
1
1
3
3
3
R167
4.7K
<1/10W>
R163
4.7K
<1/10W>
R58
4.7K
<1/10W>
R166 10K <1/10W>
R162 10K <1/10W>
R57 10K <1/10W>
R50 10K <1/10W>
5V
5V
5V
1
2
5V
Q51
2SC2412K <BQ>
3
R56 27K
<1/10W>
R55 1.0K
<1/10W>
R51 4.7K
<1/10W>
R52
1.0K
<1/10W>
C51
0.022
<F>
B
B
C115
0.1
<HCP>
W16
RED
W17
BLACK
D101
D25XB60
+
-
1
4
3
2
1
4
2
3
18 14 10 5 4 3 2 1
1
2345101418
18 14 10 5 4 32 1
1
2
34510
14
18
87654 3 21
1
2
3
4
5
6
7
8
8765 4 321
1
2345
6
7
85V
5V
5V
5V
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16 1B
6B
5B
4B
3B
2B
7B
E
1C
2C
7C
6C
5C
4C
3C
COM
1B
6B
5B
4B
3B
2B
7B
E
1C
2C
7C
6C
5C
4C
3C
COM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
P-FM1SEL
P-V2
P-4WV-AC
P-LED
P-PR
P-SO1
P-LED1
P-LED4
P-LED3
P-LED2
P-SO4
P-SO3
P-SO2
EEPROM
THERMISTOR
P-E2PCS1
P-E2PSK1
P-E2PDI 1
R206 10K
<1/10W>
PR-SW
12V
5V
C91
0.1
<F>
I C201
BR93L56RF-WE2
I C151
uLN2003A
1
2
3
6
8
4
7
5
VCC
DO
NC
GND
CS
SK
D I
NC
X150
8.00MHz
<EF0EC>
P-EPV4-B
P-EPV1-B
P-EPV1-A
P-SO4
P-SO3
P-SO2
P-POWER
P-SO1
TTXD-2
TRXD-2
TCK-2
P-LED4
P-LED1
P-LED2
P-LED3
RSTX-2
TAUX3-2
C177 0.1
<F>
R194 10K
<1/10W>
I C3
uLN2003A
12V
12V
R185
R182 R183 R184
2.2K
<1/4W>
x 4
D153 D152 D151
D150
SLR-332VR
<RED> x 4
12V D28
SLR-332VR
<RED>
R43 2.2K
<1/4W>
HY I C 1
HU2001
HY I C 4
HU2001
HY I C 3
HU2001
HY I C 2
HU2001
MAIN CURRENT
SERIAL
4WV
R200 ZPR0RCH400
K101 DW12D1
12V
B
B
B
B
B
B
K17 G5NB-1A
12V
5V
CR5
RE1202
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
3
W10
BLACK
W11
WHITE
VA103
470V
<TNR>
F4
T 5A
250V
FH2 FH1
PFC5000
-0502
PFC5000
-0502
4
2
1
3
CN34
B2P3-VH-B-Y
YELLOW
AC VOLT I N
SERIAL-A W200
RED
SERIAL-B W201
YELLOW
SERIAL-C W202
PINK
SERIAL-D W203
BROWN
CN30
179844-1
WHITE
4-WAY VALVE
CN37
B2B-XARK-1-A
RED
PRESSUR SW1
CN36
B2B-XASK-1-A
WHITE
PRESSUR SW2
COMP. TH.
CN26
B2B-XAMK-1-A
GREEN
HEART SINK
CN25
B2B-XAKK-1-A
BLACK
DISCHARGE TH.
CN21
B2B-XH-AM
YELLOW
PIPE TH.
CN22
B2B-XH-AM
RED
OUTDOOR TH.
CN23
B2B-XAEK-1-A
BLUE
5V
5V
L203
BL02Rn1
R91
R90
2.2K <1/10W>
x 2 1.0K <1/10W>
R93
R92 x 2
L202
BL02Rn1 C71 C70 0.1 <F>
x 2
C73 C72
0.01 <F> x 2
L201
BL02Rn1
C60
0.1
<F>
C61
0.1
<F>
C39
0.1
<F>
C38
0.1
<F>
C37
0.1
<F>
R101 10K
<1/10W>
R99 10K
<1/10W>
R62 10K
<1/10W>
R64 10K
<1/10W>
R66 10K
<1/10W>
R100 6.65K
<1/10W>
(1%)
R63 6.65K
<1/10W>
(1%)
R98 1.0K
<1/10W>
(1%)
R65 4.75K
<1/10W>
(1%)
R67 38.3K
<1/10W>
(1%)
CN40
08 XA / 172520
1007 L300
WHITE
2-WAY VALVE-C
3-WAY VALVE-C
2-WAY VALVE-D
3-WAY VALVE-D
CN39
08 XA / 172520
1007 L300
WHITE
2-WAY VALVE-A
3-WAY VALVE-A
2-WAY VALVE-B
3-WAY VALVE-B
CN800
B7B-XASK-1-A
WHITE
DC FAN MOTOR-1
CN1
03 XA / 172520
1007 L180
WHITE
CT
CN27
B6B-XARK-1-A
RED
EXPANSION VALVE-A
CN50
06 XA / 172520
1007 L300
WHITE
EXPANSION
VALVE-B
CN51
06 XA / 172520
1007 L300
WHITE
EXPANSION
VALVE-C
EXPANSION
VALVE-D
CN52
06 XA / 172520
1007 L300
WHITE
R375, R376, R378, R379 0.03 <2W> x 4
C180
0.022
<F>
C53
10K
<1/10W>
CONTROLLER PCB ASSEMBLY
K04AW-0404HUE-C1
Model : AOY30LMAW4
102005.05.02

5V
TM101
TM102
B
B
C111
3.3
<LE>
L4
RCH4730-021PF07
C107
3.3
<LE>
TM100
L2
N300300K1D7C
CT1
CT-1B
5V D60
DAN217U
C64
0.1
<F>
R68 22K
<1/10W>
C65
0.1
<F>
VR1
B2K
+
R61 3.74K
<1/10W>
(1%)
C60
220/16V
<PJ>
R60 1.0K
<1/10W>
(1%)
SA100
RA-302M
C106
3.3
<LE>
C104
0.033
<YE>
C105
0.033
<YE>
C101
3.3
<LE>
VA101
470V
<TNR>
VA102
470V
<TNR>
B
B
B
B
B
B
B
BLACK
WHITE
TO INDOOR UNIT
POWER SOURCE
230V
50Hz
EARTH
AC VOLT OUT
W5
W6
BLACK
WHITE
W7
GREEN
W3
W8
BLACK
WHITE
W9
W4
L1
RCH4730-021PF07
CN1
B3B-XASK-1-A
WHITE
CT OUT
1
2
3
POWER SUPPLY PCB ASSEMBLY
K04BA-0400HUE-P0
Model : AOY30LMAW4
112005.05.02

ERROR CONTENTS
The OPERATION, TIMER and SWING lamps operate
as follows according to the error contents.
Error display
OPERATION TIMER SWING
(RED) (GREEN) (ORANGE)
Error contents
Indoor unit circuit board error
Indoor unit room temperature sensor wire opened
Indoor unit room temperature sensor wire short circuited
Indoor unit piping sensor wire opened
Indoor unit piping sensor short circuited
Outdoor unit Indoor unit communication error
Outdoor unit compressor temperature sensor error
Outdoor unit heat exchanger temperature sensor error
Outdoor unit outdoor temperature sensor error
2 times
2 times
3 times
3 times
5 times
Indoor unit fan error 6 times
5 times
8 times
Outdoor unit pressure switch error
Outdoor unit 2 way valve temperature sensor error
Outdoor unit 3 way valve temperature sensor error
9 times
Indoor unit fan connection capacity error
IPM error 10 times
Compressor loter location error 13 times
Outdoor fan motor error 14 times
Outdoor unit discharge temperature sensor error 5 times
3 times
4 times
3 times
2 times
4 times
: Fast flashing : Slow flashing : Off
Indoor unit Outdoor unit communication error
122005.05.02

2.OUTDOOR UNIT LEDS
LED A LED B LED C LED D
Communication error (indoor unit A to outdoor unit)
Communication error (indoor unit B to outdoor unit)
Communication error (indoor unit C to outdoor unit)
Communication error (indoor unit D to outdoor unit)
Discharge pipe temperature sensor
Outdoor heat exchanger temperature sensor
Outdoor temperature sensor
Outdoor 2way valve(A) temperature sensor
Outdoor 2way valve(B) temperature sensor
Outdoor 2way valve(C) temperature sensor
Outdoor 2way valve(D) temperature sensor
Outdoor 3way valve(A) temperature sensor
Outdoor 3way valve(B) temperature sensor
Outdoor 3way valve(C) temperature sensor
Outdoor 3way valve(D) temperature sensor
Compressor temperature sensor
Heatsink temperature sensor
Pressure switch A abnormal
Pressure switch B abnormal
Indoor unit connection capacity error
IPM error
Comoressor loter location error
Compressor can not start to operate
Outdoor fan (upper) motor error
Outdoor fan (lower) motor error
Microcomputer error
: Slow flashing - : Off
132005.05.02
1 time
1 time
1 time
1 time
2 times
3 times
4 times
5 times
5 times
5 times
5 times
6 times
6 times
6 times
6 times
7 times
8 times
9 times
10 times
11 times
12 times
13 times
14 times
15 times
16 times
17 times

DISASSEMBLY ILLUSTRATION
Models : ASY18LBAJ
ASY24LBAJ
126
240
241
132005.05.02

Models : ASY18LBAJ
ASY24LBAJ
142005.05.02
69
506
69-2
69-1
x 3
x 10

Models : ASY18LBAJ
ASY24LBAJ
152005.05.02
199
684
92
435
408
199
522-3
522-2
522-1

Model : AOY30LMAW4
162005.05.02

Model : AOY30LMAW4
172005.05.02

182005.05.02
Model : AOY30LMAW4