Fujitsu ABY14LBAJ User manual

CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM . . . . . 4
ERROR CONTENTS . . . . . . . . . . . . . . . . . . . 9
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . 5
INDOOR PCB CIRCUIT DIAGRAM . . . . . . 7
OUTDOOR PCB CIRCUIT DIAGRAM . . . . 8
DISASSEMBLY ILLUSTRATION . . . . . . . . . 10
STANDARD ACCESSORIES . . . . . . . . . . . . 23
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 21
Models
Indoor unit Outdoor unit
ABY14LBAJ AOY18LMAK2
INVERTER MULTI
AIR CONDITIONER
FLOOR CONSOLE /
UNDER CEILING
DUAL type

4.2
4.9
(kW)
(kW)
(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)
(m3/hr)
ELECTRICAL DATA ( OUTDOOR UNIT )
ELECTRICAL DATA ( INDOOR UNIT )
COMPRESSOR
DIMENSIONS
Hermetic type, Inverter, 4 poles,
Three phase, DC motor, Rotary
TNB 220 FPCM
R410A (g)
1,900
(V)
230
HI
DISCRIMINATION
(r.p.m.)
MED (r.p.m.)
LO (r.p.m.)
(r.p.m.)
780
H x W x D (mm)
H x W x D (mm)
199 x 990 x 655
650 x 830 x 320
FAN MOTOR
WEIGHT
GROSS / NET (kg)
GROSS / NET (kg)
36 / 27
62 / 56
(/hr)
1.73 (2.22)
1.84 (2.22)
3.18
3.48
1.5
640
850
MFA-14JTT
760
670
1
2005.08.23
SPECIFICATIONS
COOLING CAPACITY
HEATING CAPACITY
COOL & HEAT
ABY14LBAJ
AOY18LMAK2
TYPE
INDOOR UNIT
OUTDOOR UNIT
POWER SOURCE
FREQUENCY
RUNNING CURRENT
E.E.R.
MOISTURE REMOVAL
AIR CIRCULATION-Hi
TYPE
DISCRIMINATION
REFRIGERANT
POWER SOURCE
INDOOR UNIT
OUTDOOR UNIT
HI
MED
(dB)
(dB)
LO
COOLING
HEATING
(dB)
(dB)
(dB)
50
NOISE LEVEL
36
29
49
33
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
(MAX)
INPUT WATTS
(MAX)

OUTLINE AND DIMENSIONS
INDOOR UNIT
Unit : mm
990
900
500
655
530
200175
199
(rear view)
Model : ABY14LBAJ
2
2005.08.23

OUTDOOR UNIT
Unit : mm
Model : AOY18LMAK2
Air flow
Bottom
603
343
350
830
650
12
3
2005.08.23

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
4
2005.08.18

Model : ABY14LBAJ
CIRCUIT DIAGRAM
5
2005.08.23

OUTDOOR UNIT
Thermistor
(heat sink)
Expansion
valve coil B
Expansion
valve coil A
Fan capacitor
Fan motor
4-way valve
Compressor
Choke coil
Capacitor
PCB
CN39
CN38
CN37
CN407
CN11
CN21
CN22
CN25
CN27
CN11
CN30
CN28
CN23
Compressor
pressure sw
Active
filter
module
Compressor
thermal sw
Thermistor (valve)
Fuse
F2 T 3.15A 250V
Fuse
F4 T 5A 250V
Thermistor
(outdoor)
Thermistor
(pipe)
Thermistor
(discharge)
Model : AOY18LMAK2
6
2005.07.14

CONTROLLER PCB ASSY
INDOOR PCB CIRCUIT DIAGRAM
Model : ABY14LBAJ
76
77
8
9
10
6
73
25
26
35
34
50
47
27
18
17
16
13
12
11
5
28
29
30
31
32
62
61
53
64
78
79
80
24
23
22
15
14
60
6970 3
1
2
X2
X1
21
20
19
46
45
44
43
48
49
51
52
36
37
38
39
40
63
42
41
59
58
57
56
72
71
33
67
4
7
75
68
74
65
66
55
54
3
2
1P15
P16
P17
P122
P123
P05
P04
VDD0
VDD1
AVRF0
AVRF1
AVSS
VSS0
VSS1
I C
XT2
P124
P125
P126
P127
P65
P66
P02
P64
P63
P62
P61
P60
P120
P37
P35
P34
P67
P30
P31
P32
P40
P41
P42
P24
P23
RESET
P43
P44
P45
P03
P12
P13
P14
P121
P00
P01
P55
P54
P53
P52
P51
P130
P20
P21
P22
P25
P26
P27
P50
P33
P36
P56
P46
P57
P47
XT1
P131
P72
P71
P70
P11
P10
I O
G
I O
G
C 1
2
4
8
18
14
10 4
3
2
5
1
10
8
7
9
11 6
12 5
13 4
14
15
3
2
5
4
3
2
12
13
14
15
No.1
No.3
No.2
AUTO RESTART
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
CN9-1
CN9-5
CN9-4
CN9-3
CN9-2
CN1-1
CN1-3
CN1-2
CUSTOM CODE SWITCHING
CUSTOM CODE SWITCHING
CUSTOM CODE SWITCHING
4
3
2
1
8
7
6
5
DO
D I
CK
CS
VCC
NC
NC
GND
CN15-1
CN15-3
CN15-2
CN14-1
CN14-2
CN14-4
CN14-3
CN10-1
CN10-5
CN10-4
CN10-3
CN10-2
CN11-1
CN11-5
CN11-4
CN11-3
CN11-2
CN13-1
CN13-2
CN13-4
CN13-3
CN13-7
CN13-6
CN13-5
CN13-8
+
C41
10/
25V
5V
12V
CN13
B8B-XASK-1-A
DISPLAY BOARD
CN17
B3B-XAKK-1-A
BLACK
CN17-1
CN17-3
CN17-2
L2
L3
L4
12
3
+
-
No.3
No.1
No.2
FAN DELEY SWITCHING
( HEATING OPERATION )
FAN TYPE SWITCHING
REMOTE TYPE SWITCHING
75
6
+
-
107
1
3
2
2
3
1
8
1 16
14
3
11
6
1
9
16
107
5 12
9
4 13
2 15
1
6
16
11
CN8-1 BLACK
CN8-2 BLACK
CN7-2 GRAY
CN7-1 GRAY
BROWN
RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
1
2
3
4
8
5
7
6
BROWN
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
BROWN
RED
ORANGE
YELLOW
GRAY
WHITE
PURPLE
BLUE
OPERATE
TIMER
LOUVER
LOUVER
OUT
PHA201
SBX1810
-22
UL1430 AWG28 UL1430 AWG28
UL1430
AWG28
C42
0.01
<F>
5V
R52
10K
<1/10W>
R53
10K
<1/10W>
R51 1.0K <1/10W>
R54 47 <1/10W>
C40
0.01
<F>
5V
CR5
1000P
<R> 12V
12V
12V
5V
5V
R76
10K
<1/10W>
R75
10K
<1/10W>
C45
0.1
<F>
5V
5V
I C8
PST600C
3
2
1
C44
0.1
<F>
R55
10K
<1/10W>
X1
CSTS0500MG03-T
0.01 <F> x 3
C31 C16 C43
R81 1.0K <1/10W>
R71 1.0K <1/10W>
R72 1.0K <1/10W>
SW4
DSS803
I C11-1
BA10358
D7
DA226U
I C11-2
BA10358
R62 4.7K
<1/10W>
R65 390
<1/10W>
5V
Q6
2SC2712
10K <1/10W> x 3
R70 R69 R80
R66
10K
<1/10W>
R64
28K (1%)
<1/10W>
R63
15.4K (1%)
<1/10W>
5V
R61
10K
<1/10W>
R60
10K
<1/10W>
Q5
2SC2712
CR7
0.01
<F>
I C6 (1/7)
uPA2003GR
C1
0.1
<F>
R67 1.0K
<1/10W>
R68 1.0K
<1/10W>
10K <1/10W> x 3
CR4
CR3
CR2
14V
I C4 (7/7)
uPA2003GR
I C5 (1/7)
uPA2003GR
14V
I C6 (2/7)
uPA2003GR
R56
BZ1
PKM13EPY-4000
14V
R57 1.0K
<1/10W>
B Z 14V
5V
5V
5V
Q4
DTC124EKA
R49 1.0K
<1/10W>
C38
0.01
<F>
R47 390
<1/10W>
R48 10K <1/10W>
HA
JEM-A
CN14 B4B-XH-AM
M
M
5V
FLOAT SWITCH
C15
B3B-XARK-1-A
RED
C49
0.01
<F>
5V
5V
RJ2
10K
<1/10W>
RJ1 1.0K
<1/10W>
R58
10K
<1/10W>
R100
10K
<1/10W>
B2B-XAKK-1-A BLACK
B2B-XASK-1-A
CN7
CN8
C34
0.1
<F>
C37
0.1
<F>
R43
10K (1%)
<1/10W>
R45
49.9K (1%)
<1/10W>
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
CN10 B5B-XASK-1-A WHITE
LOUVER
( UP / DOWN )
LOUVER
( RIGHT / LEFT )
CN11
B5B-XARK-1-A
RED
INDICATOR PCB
EZ-0964HSE-D
CN201
8P-JC
C201
0.1
<F>
C202
10/
25V
+
SW201
MANUAL AUTO
SWITCH
EVQ PAG 04K
D201 SLR-325 <RED>
D204 SLR-325 <ORG>
D203 SLR-325 <ORG>
D202 SLR-325 <GRN>
R201 330 <1/4W>
R204 330 <1/4W>
R203 330 <1/4W>
R202 330 <1/4W>
5V
C39
0.1
<F>
I C7
BR93L46RF
R50 10K <1/10W>
C35
1000P
<R>
C32
1000P
<R>
R44 1.0K <1/10W>
R44 1.0K <1/10W>
10K <1/10W> x 3
R77 R78 R79
5V
12V
14V
5V
+
I C2
7812
I C3
7805
C11
10/
25V
C54
0.01
<F>
10K <1/10W> x 4
R59 R97 R98 R99
NC
JM10
C47
0.1
<F>
C15
0.1
<F>
+
C14
100/
6.3V
C13
0.1
<F>
5V
5V
VA1 470V
<TNR>
PRIMARY SECONDARY
SW2
DRS4016-5 I C 10 H I 2002
10K <1/10W> x 4
R29 R30 R31 R32
1.0K <1/10W> x 4R33
R34
R35
R36
5V CR1
0.01
<R>
R9 390
<1/10W>
CR6
0.01
<R>
Q3
DTC124EKA
R10
10K
<1/10W>
C17
0.01
<F>
R14 10K
<1/10W>
I C5 (1/7)
uPA2003GR
C26 C27 C28
0.01 <F> x 4
C29
5V
5V
+
-
14V
14V
VA2
470V
<TNR>
R93 10K <1/10W>
R96 10K <1/10W>
R95 10K <1/10W>
R94 10K <1/10W>
I C5 (5/7)
uPA2003GR
K 2
K 1
K 3
K 4
SSR1
G3MC-201PL-VD
5V
CN9
B5P-SHF-1AA
WHITE
TEST
SW1
DSS803
0.01 <F> x 3
C10 C12 C30
R40 1.0K <1/10W>
R41 1.0K <1/10W>
R42 1.0K <1/10W>
0.01 <F> x 4
C22 C23 C24 C25
I C6 (4/7)
uPA2003GR
R28
1.0K <1/10W> x 4
R28
R25
R26
R27
10K <1/10W> x 3R39 R38 R37
10K <1/10W> x 4
R21 R22 R23 R24
JM6
C101
0.22
C103
0.01
C104
0.01
+
C8
100/
6.3V
R7
330
<1/4W>
LF101
ELF17N015A
VA101
470V
+
VA102
470V
SA101
<3600>
FH102
FH101
F101
3.15A
<BET>
W102
TM101
E101 W103 W104
N
L
E
3
1
2(N)
OUTDOOR UNIT
POWER SOURCE
220 / 240V
50Hz
DRAIN PUMP
F M
FAN MOTOR
YELLOW / GREEN
BLUE
PURPLE
PINK
RED
WHITE
BLACK
UL1015 AWG14 RED
UL1015 AWG14 BLACK
UL1015 AWG14 WHITE
UL1015 AWG20 WHITE
UL1015 AWG20 WHITE
FAN CAPACITOR
450V
2.3uF
CN4 B2P3-VH-B-Y YELLOW
CN1 B3P5-VH-B-C BLACK
CN6 B2P3-VH-B-E BLUE
R88 120 <1/2W>
C3 0.22 <RE>
R2
1.5
<RS-2W>
C5
100/
450V
D1
D3SB60
Q2
2SC1815
R3 100
<1/10W>
Q1
2SC4236
R4 330K
<SPRH-2W>
R5
62K
<RS-2W>
C6
4700P
<ECQM>
D5
1SR139-600
D10
1SR139-600
C7 0.047
<ECQB>
R6 100
<1/2W>
D2
D1FL20U
D4
D1FL20U
D3
MTZJ5.1B
D6
D2FL20U
JM1
JM3
JM2
T1
SWITCHING TRANSFORMER
ZFT29B01
C9
1000
/25V
+
R8 10K <1/10W>
R20 1.0K <1/10W>
R19 1.0K <1/10W>
R18 1.0K <1/10W>
10K <1/10W> x 3
R15R16
R17
0.01 <F> x 3
C21 C20 C19
R1 3.3
<RC-5W>
POWER SUPPLY PCB
K01AL-0408HSE-P0
K2
G5SB-14
K1
G5SB-14
K3
G5SB-14
K4
G5NB-1A
CN5
B6P11-VH-B
WHITE
CN6-2
CN6-1
CN4-1
CN4-2
CN5-2
CN5-6
CN5-5
CN5-4
CN5-3
CN5-1
UL1015
AWG18 BLACK
UL1015 AWG18 WHITE
UL1015 AWG16 GREEN
I C 1
uPD780058GC
-108-8BT-01
K01AL-0414HSE-F1
7
2005.08.23

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
12
C113
0.015
<YE>
C112
0.015
<YE>
12V
K101
DW12D1
L4
RCV2515-010PF05
12
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
C35 C36
0.01 <F> x 2
5V
10K
<1/10W>
x 2
R407
R403
I C401
PS2561L-1-V
18V
18V
1
2
3
4
3
4
2
1
I C401
PS2561L-1-V
15V
15V
R115 1.0K
<1/10W>
5V
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
K03AV-0500HUE-C1
Model : AOY18LMAK2
OUTDOOR PCB CIRCUIT DIAGRAM
8
2005.08.23

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
9
2005.07.14

DISASSEMBLY ILLUSTRATION
Model : ABY14LBAJ
580
422
508
923
509
173
174
365-2
365-2
365-1
653-2
653-2
365-1
870-1
870-1
240 743
10
2005.08.23

439
160
418
470
764
577
127
124
124
552
235
553
138
187
68
108
68
578
870-2
588-2
588-1
184-1
196-1
574-2
574-1
11
2005.07.14

755
581
56
164
109
338
67
56
126
653-1
12
2005.07.14

416
417
385
868
771
488
472
473
443
8-1
13
2005.07.14

800
652-1
790
735
146
14
2005.08.23

514
34
187
381
422
982
628
381
625
195 223
628
234
36-2
824-3
187-1
731-2
629-1
815-1
236
15
2005.07.14

684
558
555
554
520
521
505
505
505
321
320
361
69
69
69
69
502
505
506
500
407
408 503
876-2
876-1
361-2
361-2
361-2
361-3
361-3
361-3
361-2
16
2005.07.14

Model : AOY18LMAK2
17
2005.08.23

18
2005.08.23
31
85
13-2
13-1
13-2
13-3
45-1
45-4
45-3
45-2
29
16
12
41
33
Model : AOY18LMAK2

19
2005.08.23
273
260
349
335
361
346
109
334
344
343
348
46
108
Model : AOY18LMAK2