Fujitsu ARHF09LALU User manual

INVERTER MULTI
AIR CONDITIONER
DUCT TYPE
Indoor unit Outdoor unit
ARHF09LALU AOHA18LAT3
ARHF09LALU AOHA24LAT3
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . 3
REFRIGERANT SYSTEM DIAGRAM . . . . . 5
ERROR CONTENTS . . . . . . . . . . . . . . . . . 13
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . 6
INDOOR PCB CIRCUIT DIAGRAM . . . . . . . 7
OUTDOOR PCB CIRCUIT DIAGRAM . . . . 10
PARTS (indoor unit) . . . . . . . . . . . . . . . . . . 15
PARTS (outdoor unit) . . . . . . . . . . . . . . . . . 18
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . 21

2.7 kW
3.3 kW
ELECTRICAL DATA
INDOOR UNIT
MEASUREMENT
Note : Static pressure : 0 pa
Duct length : Inlet 1m, Outlet 2m (indoor unit)
DIMENSIONS
230 V
HIGH SPEED
DISCRIMINATION
MIDDLE
LOW
H x W x D 217 x 663 x 595 mm
FAN MOTOR
WEIGHT Gross / Net 22 kg / 18 kg
1,010 r.p.m.
950 r.p.m.
MFG-09TVL
880 r.p.m.
QUIET
MIDDLE
QUIET
830 r.p.m.
1.0 L/hr
480 m3/hr
12008.04.30
SPECIFICATIONS
COOLING CAPACITY
HEATING CAPACITY
MOISTURE REMOVAL
AIR CIRCULATION HIGH
POWER SOURCE
FAN SPEED
COOL & HEAT MULTI
ARHF09LALU
TYPE
MODEL NAME
230 V
50 Hz
POWER SOURCE
FREQUENCY
HIGH
LOW
NOISE LEVEL
31 dB
35 dB
30 dB
33 dB

22008.05.09
Total pipe length
FULL CHARGE AMOUNT
MODEL NAME
COOLING CAPACITY
HEATING CAPACITY
POWER SUPPLY
FREQUENCY
RUNNING CURRENT
INPUT
EER
AIR CIRCULATION HIGH
ELECTRICAL SPECIFICATIONS
COMPRESSOR AND REFRIGERANT
MEASUREMENT
FAN MOTOR
TYPE
DISCRIMINATION
WEIGHT (with oil)
(220V) - 230V - (240V)
DA150A1F-20NA
REFRIGERANT TYPE
PRECHARGED REFRIGERANT
R410A
2,200 g
10.0 kg
Cooling
Heating
Cooling
Heating
Cooling
Heating
TYPE Colling & Heating
AOHA18LAT3
5.4 kW
6.8 kW
5.9 A
7.1 A
1.35 kW
1.62 kW
4.00 kW/kW
4.20 kW/kW
50 Hz
3,050 m3/hr
Hermetic type, Inverter, 4 poles,
3-phase, DC motor, Twin Rotary
MAX PIPE LENGTH (each unit)
MAX PIPE LENGTH (total)
30 m
40 m
50 m
CHARGELESS
ADDITIONAL CHARGE
2,200 g
2,400 g
2,600 g
20 g/m
30 m
25 m
MIN. PIPE LENGTH (each unit) 5 m
50 m
MAX ELEVATION (between indoor units)
10 m
MAX ELEVATION (between indoor and outdoor)
15 m
700 x 900 x 330 mm
55 kg / 63 kg
OUTDOOR UNIT
WEIGHT
DIMENSIONS
MFE-60PO
660 r.p.m.
H x W x D
Net / Gross
HIGH SPEED (HEAT)
730 r.p.m.
AOHA24LAT3
6.8 kW
8.0 kW
8.5 A
8.8 A
1.94 kW
2.00 kW
3.50 kW/kW
4.00 kW/kW
3,300 m3/hr
780 r.p.m.
780 r.p.m.
HIGH SPEED (COOL)
DISCRIMINATION

OUTLINE AND DIMENSIONS
596
560
663
630
400
390
150
217
605
57520
Unit : mm
Drain pipe diameter
Inside : 21.5 mm
Outside : 26.0 mm
INDOOR UNIT
3
2008.04.21

42008.04.21
(Unit : mm)
OUTDOOR UNIT
Air Flow
40
900
700
21
9
400
330
31 12
370
650

REFRIGERANT SYSTEM DIAGRAM
52008.04.21
OUTDOOR UNIT
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C
Room
Thermistor
Discharge
thermistor
Pressure
switch (A)
Pressure
switch (B)
Compressor
Accumulator
Mufller
Strainer
3-way
valve
3-way
valve
3-way
valve
2-way
valve
2-way
valve
2-way
valve
Heat exchanger
Room
Thermistor
Strainer
Expansion
valve
Expansion
valve
Expansion
valve
4-way valve
HEAT COOL
Heat exchanger
Heat exchanger
Heat exchanger
Receiver tank
Room
Thermistor
Strainer
Strainer
Distributor
Pipe
Thermistor
Pipe
Thermistor
Pipe
Thermistor
Pipe
Thermistor
Pipe
Thermistor
Pipe
Thermistor
Heat exchanger

GRAY
GRAY
BLACK
BLACK
WHITE
BLACK
RED
WHITE
BLACK
RED
GRAY GRAY GRAY GRAY GRAY GRAY GRAY
GRAY
GRAY GRAY GRAY
GREEN GREEN
GREEN / YELLOW
YELLOW
BROWN
WHITE
BLACK
RED
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
3
1
2
3
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8 8
1
2
3
4
5
1
2
3
4
5
1
2
3
1
2
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3
1 2 3
1 2 31 2
1 2 3
123
1 2 1 2
1 2 1 2 1 2
CN12
CN11
CN9
CN10
CN4 CN1
CN6
CN14
CN13
CN3
CN5 CN7 CN8
CN104 CN101
CN102 CN103
CN105
CN106
E101 E102
W105
W102
W102
TERMINAL
TERMINAL
TO REMOTE CONTROL UNIT
FAN MOTOR
F M
TERMISTOR
( PIPE TEMP. )
TERMISTOR
( ROOM TEMP. )
12 3
12 3
POWER SUPPLY
PCB ASSY
CONTROLLER
PCB ASSY
( MAIN PCB )
2008.03.18 6
INDOOR UNIT OUTDOOR UNIT
CIRCUIT DIAGRAM
1
2
3
4
5
CN2
1
2
3
4
5
6
CN15
ACTIVE
FILTER
MODULE
CN800
WHITE
U
W305
V
W304
W
W303
W17 W16
CN25
BLACK
CN26
GREEN
CN23
BLUE
CN22
RED
CN21
YELLOW
CN30
WHITE
SW150
CN34
YELLOW
CN1
WHITE
CN407
WHITE
TM102 TM101
W3 W6 W7 W4 W5
W8 W9
CN1
W11 W10
W200 W201 W202
CN37
RED
CN36
WHITE
CN27
RED
CN39
WHITE
CN40
WHITE
CN50
WHITE
CN51
WHITE
GREEN
WHITE
RED
WHITE
AC I N
W12
YELLOW
W13
BLUE
BROWN
WHITE
BLACK
BLACK
BLACK
WHITE WHITE
BLACK
RED
YELLOW
PINK
BLACK
GREEN
GREEN
GREEN
GREEN
GREEN
BLACK
WHITE
WHITE
WHITE
WHITE
WHITE
BLACK
RED
RED
RED
RED
RED
RED
RED
BLACK
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
WHITE
WHITE
RED
RED
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
YELLOW
ORANGE
RED
BROWN
BLACK BLACK
WHITE
WHITE
GREEN
WHITE WHITE
BLACK
BLACK
BLACK
BROWN
RED
BLACK
BLUE BROWN BROWN BLACK
BROWN YELLOW
WHITE
BLACK RED
BLACK
RED
WHITE
BLACK RED
12 3 4 5 6 7 1 2 1 2 1 2 1 2 1 2
1 2 3
1 3 4
321
12 3 4 5
6
2
3
1
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
4
5
6
7
8
9
1
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
3
4
5
6
7
1
2
4
5
6
7
3 2 1
TERMINAL L N
FUSE
250V
25V
EMI FILTER
2T
LED1
D150
LED3
D152
LED2
D151
F2 FUSE
T 3.15A 250V
EMI FILTER
2T
EMI FILTER EMI FILTER
FUSE
250V 10A
TERMINAL
1 2 3 1 2 3 1 2 3
UNIT A UNIT C UNIT B
TERMINAL
CHOKE COIL
DIODE
BRIDGE
I P M
+
-
C M
DC COMPRESSOR DC FAN MOTOR
F M
4WV
4-WAY VALVE
CONSTRUCTION
CHECK SWITCH
F2 FUSE
T 5A 250V
3 2 1
SW1
CURRENT
CHANGE
PRESSURE SWITCH 1
PRESSURE SWITCH 2
E V EXPANSION VALVE A
EXPANSION VALVE B
EXPANSION VALVE C
E V
E V
2WV-C
3WV-C
2WV-A
3WV-A
2WV-B
3WV-B
DISCHARGE TEMP. THERMISTOR
PIPE TEMP. THERMISTOR OUTDOOR TEMP. THERMISTOR COMPRESSOR TEMP. THERMISTOR
HEAT SINK TEMP. THERMISTOR
C ( T )
R ( R ) S ( S )
CONTROLLER PCB ASSY
( MAIN PCB )
POWER SUPPLY
PCB ASSY
THERMISTOR ( VALVE )
THERMISTOR ( VALVE )
POWER SOURCE

E102
E101
UL1015 AWG22 RED
UL1015 AWG22 BLACK
UL1015 AWG22 WHITE
UL1015 AWG22 YELLOW
UL1015 AWG22 BROWN
UL1015 AWG16
GREEN
UL1015 AWG16
GREEN
UL1015 AWG20 BLACK UL1015 AWG20 WHITE
UL1015 AWG20 RED
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG22 WHITE
UL1430 AWG22 BLACK
UL1430 AWG22 RED
BLACK
BLACK
GRAY
GRAY
CN2-1
CN2-2
CN2-3
CN2-4
CN2-5
CN3-1
CN3-2
CN3-3
CN3-4
CN3-5
CN3-6
CN4-1
CN4-2
CN4-3
CN4-4
CN4-5
CN4-6
CN4-7
CN4-8
CN1-1
CN1-2
CN1-3
CN102-1
CN102-2
CN102-3
CN103-1
CN103-2
CN106-1
CN106-2
CN105-6
CN105-5
CN105-4
CN105-3
CN105-2
CN105-1
CN104-1
CN104-2
CN104-3
CN104-4
CN104-5
CN104-6
CN104-7
CN104-8
CN101-1
CN101-2
CN101-3
CN11-1
CN11-2
CN11-3
CN11-4
CN11-5
CN12-1
CN12-2
CN12-3
CN12-4
CN12-5
CN9-1
CN9-2
CN9-3
CN14-1
CN14-2
CN14-3
CN13-1
CN13-2
CN13-3
CN13-4
CN13-5
CN13-6
CN5-1
CN5-2
CN13-7
CN7-1
CN7-2
CN8-1
CN8-2
CN6-1
CN6-2
CN10-1
CN10-2
THERMISTOR
( ROOM TEMP. )
THERMISTOR
( PIPE MID. TEMP. )
REMOTE CONTROL
TERMINAL BOARD 3 2 1
EARTH WIRE
W105W102
W101
3
2(N)
1
TERMINAL BOARD
OUTDOOR UNIT
F M
DC FAN MOTOR
E I B I N
E I B OUT
DRAIN PUMP
FLOAT SWITCH
HEATER
FRESH AIR
DC SUPPLY
POWER DRIVE
EMI FILTER
ZCAT1518-0730
2 T
CN1
B03B-PASK-1
WHITE
CN4
B08B-PASK-1
WHITE
CN3
B06B-PASK-1
WHITE
CN2
B5P-SHF-1AA
WHITE
CN106
B2P3-VH-B-E
BLUE
CN103
B2B-XH-AM
WHITE
CN105
B5P6-VH-B
WHITE
CN102
B3B-XH-AM
WHITE
CN104
B08B-PASK-1
WHITE
CN101
B03B-PASK-1
WHITE
CN13
B07B-PASK-1
WHITE
CN14
B03B-XAKK-1
BLACK
CN6
B02B-PAMK-1
GREEN
CN10
B02B-PAOK-1
ORANGE
CN11
B05B-XASK-1
WHITE
CN12
B05B-XARK-1-A
RED
CN9
B03B-XARK-1-A
RED
CN8
B02B-XASK-1-A
WHITE
CN7
B02B-XAYK-1-A
YELLOW
CN5
B02B-XAKK-1-A
BLACK
CONTROLLER PCB ASSEMBLY
( MAIN PCB )
K06AK-0707HSE-C1
POWER SUPPLY PCB ASSEMBLY
K06AL-0602HSE-P0
2008.04.03 7
CONTROL UNIT
EZ-0070RHSE
INDOOR PCB CIRCUIT DIAGRAM
EMI FILTER
ZCAT1518-0730
1 T
1
2
3
4
5
6
7
8
CN15-1
CN15-2
CN15-3
CN15-4
CN15-5
CN15-6
CN15
B06B-XASK-1-A
WHITE
FLASH
SP PCB
TEST
LOUVER ( RIGHT / LEFT )
LOUVER ( UP / DOWN )

I C1
uPD78F0535
34
39
36
43
44
45
46
33
32
31
30
29
28
27
26
18
19
20
21
22
23
11
12
13
14
38
37
41
40
25
9
42 52
51
50
49
48
47
56
55
54
53
8
7
6
5
4
3
2
1
64
63
62
61
60
59
58
57
17
16
15
24
10
35
AVDD
AVREF
VDD0
VDD1
I C
RST
P00 P34
P01 P35
P02
P03
P10
P11
P12
P13
P14
P15
P16
P17
P20
P21
P22
P23
P24
P25
P30
P31
P32
P33
XT1
XT2
X1
X2
P36
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
P55
P56
P57
P64
P65
P66
P67
P70
P71
P72
P73
P74
P75
AGND
GND0
GND1
JM6
0R0
JM5
0R0
R56
100K
<1/10W>
5V
C27
0.1
<F>
C38
0.1 <F>
I C7
S80842
NC
2
1
3
4
VDD
OUT GND
NC 5V
R41 1.0K
<1/10W>
R43
10K
<1/10W>
5V
R44
10K
<1/10W>
C26
0.01
<F>
C25
10/
50V
+
R52
10K
<1/10W> INDICATOR
CN13
B07B-PASK-1
FLASH
CN15
B06B-XASK-1-A
5V
5V
R49 - R51
10K <1/10W> x 3
PIPE TEMP. TH. ( MID )
CN5
B02B-XAKK-1-A
PIPE TEMP. TH. ( ENT )
CN7
B02B-XAYK-1-A
ROOM TEMP. TH.
CN8
B02B-XASK-1-A
5V
R59
10K
<1/10W>
R60
49.9K
<1/10W>
R61
49.9K
<1/10W>
C29
0.1
<F>
C30
0.1
<F>
C34
0.1
<F>
R57
1.0K
<1/10W>
R58
1.0K
<1/10W>
R62
1.0K
<1/10W>
5V
FLOAT SWITCH
CN9
B03B-XARK-1-A
R46
1.0K
<1/10W>
C31
0.01
<F>
R45
10K
<1/10W>
C8 - C10
0.1 <F> x 3
R4 - R6
1.0K <1/10W> x 3
R1 - R3
10K <1/10W> x 3
5V
JM1
JM2
JM3
5V
C28
0.1
<F>
C33
0.1
<F>
C32
100/
6.3V
+
CUSTOM CODE
CUSTOM CODE
HEATING FAN DELAY
12V
+C2
10/
50V
C3
0.01
<F>
5V
D4
1SS355
I C8
NJM7812
D1
1SS355
I C2
NJM7805
13.5V
5V C1
10/
50V
+
IO
G
IO
G
1 3
2
2
3
1
R19
R20
R22
R21
1.0K <1/10W> x 4
R15 - R18
10K <1/10W> x 4
5V
5V
C4 - C7
0.01 <F> x 4
Q3
DTC124EKA
R70
10K
<1/10W>
1
2
3
C37
0.1
<F>
1000P <R> x 3
C35 C12 C11
R67 1.0K
<1/10W>
5V
1.0K <1/10W> X 3R63
R64
R65
10K <1/10W> x 3
R66
R32
R23
R24
13.5V
R26
10K
<1/10W> R25
1.0K
<1/10W>
5V
C14
1000P
<R>
C16
0.01
<F>
R29
390
<1/10W>
R28
10K
<1/10W>
3
2
1
Q1
DTC124EKA
C15
0.01
<F>
5V
5V
C17
0.01
<F>
C18
0.01
<B>
R27
330
<1/10W>
R31
10K
<1/10W>
R34
1.0K
<1/10W>
R30
10K
<1/10W>
R33
10K
<1/10W>
Q2
DTC124EKA
BZ1
PKM13EPYH-4000-A0
R36
0R0
R35
1.0K
<1/10W>
13.5V
R47
390
<1/10W>
B Z
1
2
3
1
2
3
4
5
6
7
8
9
16
15
14
13
12
11
10
1
2
3
4
5
6
7
I
I
I
I
I
I
I
SK
O1
O2
O3
O4
O5
O6
O7
GND
I C4
uLN2003ADR
13.5V
13.5V
13.5V
C36
0.47
<F>
5V
X1
5.00MHz
<CSTS>
3
1
2
13.5V I C3
uLN2003ADR
SW1
CFS-0402MC
R11 - R14
10K <1/10W> x 4
R7 - R10
1.0K <1/10W> x 4
C19 - C22
0.1 <F> x 4
5V
C13
0.1
<F>
R37
10K
<1/10W>
R40
10K
<1/10W>
I C5
BR93L56RF-WE2
1
2
3
6
8
4
7
5
CS
SK
D I
NC
VCC
DO
NC
GND
8
7
6
5
4
3
2
1
9
16
15
14
13
12
11
10
8
1
2
3
4
5
6
7
SK
O1
O2
O3
O4
O5
O6
O7
GND
I 1
I 2
I 3
I 4
I 5
I 6
I 7
5V
R55
10K
<1/10W>
12V
12V
D3
D1FS4A
12V
R48
10K
<1/10W>
R53
28K
<1/10W>
R54
15.4K
<1/10W>
I C6-1
BA10393F
I C6-2
BA10393F
-
-
+
+
1
7
3
2
5
6
D2
DAN217U
3
1 2
C23
0.01
<F> C24
1000P
<R>
R42
47
<1/10W>
CN14
B03B-XAKK-1-A
REMOTE CONTROL UNIT
CN11
B05B-XASK-1-A
LOUVER ( UP / DOWN )
CN12
B05B-XARK-1-A
LOUVER ( RHIGT / LEFT )
CN10
B02B-PAOK-1
HEATER
CN6
B02B-PAMK-1
FRESH AIR
CN4
B08B-PASK-1
POWER DRIVE
CN3
B06B-PASK-1
SP PCB
CN2
B5P-SHF-1AA
TEST
CN1
B03B-PASK-1
DC SUPLLY
1
2
3
4
5
6
1
2
3
4
5
1
2
3
1
2
3
4
5
6
7
8
1
2
1
2
1
2
3
4
5
1
2
3
4
5
1
2
3
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
1
2
1
2
1
2
3
2008.03.13 8
INDOOR UNIT
CONTROLLER PCB ASSEMBLY
K06AK-0707HSE-C1

13.5V
F101
FSL 250 3.15
<EM>
FH101
FH102
VA101
470V
<TNR>
W101
BLACK
W102
WHITE
VA102
470V
<TNR>
SA101
RA-362M
E101
GREEN
I C26-10
N
L
I C26-14
5V 15V
I C104
TLP621
<GB>
R116
1.0K
<1/4W>
1
2
4
3
CN104
B08B-PASK-1
POWER DRIVE
SERIAL I N
SERIAL I NT
SERIAL ON
DRAIN PUMP
DC FAN-OUT
DC FAN-FEEDBACK
EX. SIGNAL-OUT
EX. SIGNAL-I N
1
2
3
4
5
6
7
8
4
3 2
1
I C103
TLP621
<GB>
C117
100/
25V
+
AA
R117
820
<1/4W>
R114
4.7K
<1/10W>
R115
6.8K
<1/4W>
15V
6
5
4
3
2
1
340V
A
15V
CN105
B5P6-VH-B
DC FAN MOTOR
W105
RED
SERIAL
I C 1 0 5
H I 2 0 0 2 R 2
LN
5V
5 4 3 2 1 101418
15V
340V
C108
4700P
<ECQP>
R104
330K
<2W> D102
1SR139-600
R103
62K
<RS-2W>
D108
D2FL20U
T101
ZFT22B03-C
R111
10K
<1/10W>
+
C113
1000/
25V
C114
0.01
<KH>
C115
0.01
<KH>
8
7
6
5
3
2
10
12
L
N
K102
G5NB-1A 13.5V
RC101
120/0.2
CN106
B2P3-VH-B-E
DRAIN PUMP
2
1
IC26-10
IC26-14
1
3
4
2
2
1
3
2
1
C116
0.01
<B>
5V
R112
330
<1/10W>
L102
BLm18
<AG601>
I C101
TLP621
<GB>
L103
BLm18
<AG601>
4
3
1
2
4
23
1
K101
G5NB-1A 13.5V
R113
330
<1/10W>
CN103
B2B-XH-AM
CN102
B3B-XH-AM
IC26-14 IC26-10
8765 4 3 2 1
13.5V
C120
0.1
<F>
C121
0.1
<F>
5V
DC SUPPLY
CN101
B03B-PASK-1
1
2
3
43
12
LF101
ELF17N015A
L101
REP28-15
15mH, 1.1A
1
3
4
2
D101
D3SB60
C118
0.01
<KH>
E102
GREEN
C107
100/
450V
+
C109
220P/
2.0kV
<ECKE>
R105
75
<RS-2W>
R106
1.5
<RS-2W>
Q102
2SC1815
Q101
2SC5354
R107
100
<1/10W>
3
3
2
2
1
1
A
D107
RD16M
<B1>
C112
330/
25V
+
R110
10K
<1/10W>
D106
D1FL20U
C110 0.047 <ECQB>
D103
D1FL20U
D104
MTZJ5.1B
R109
330
<1/4W>
C111
100/
25V
+
D105
D1FL20U
R108
100
<1/2W>
C104
0.47
<R46>
C105
0.01
<YE>
C106
0.01
<YE>
PFC5000-0702F
x 2
2008.04.03 9
INDOOR UNIT
POWER SUPPLY PCB ASSEMBLY
K06AL-0602HSE-P0