General ARHA30LB, ARHA30LBTU, AOHA30LBTL, ARHA36LB, ARHA36LBTU Service Manual
...
SPLIT TYPE
AIR CONDITIONER
DUCT
type
(50Hz)
Indoor unit Outdoor unit
ARHA30LBTU
ARHA36LBTU
AOHA30LBTL
AOHA36LBTL
CONTENTS
SPECIFICATIONS
DIMENSIONS
REFRIGERANT SYSTEM DIAGRAM
CIRCUIT DIAGRAM
ERROR CONTENTS
PARTS (INDOOR UNIT)
PARTS (OUTDOOR UNIT)
ACCESSORIES
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1
2
4
5
6INDOOR PCB CIRCUIT DIAGRAM
9OUTDOOR PCB CIRCUIT DIAGRAM
13
15
18
22
SPECIFICATIONS
ELECTRICAL DATA
TYPE
INDOOR UNIT ARHA30LBTU
OUTDOOR UNIT
COOLING CAPACITY
HEATING CAPACITY
POWER SOURCE
RUNNING CURRENT
INPUT WATTS
E.E.R.
STARTING CURRENT
MOISTURE REMOVAL
AIRCIRCULATION INDOOR
AIRCIRCULATION OUTDOOR
MAXIMUM CURRENT
Cooling
Heating
Cooling
Heating
Cooling
Heating
Cooling & Heating
AOHA30LBTL AOHA36LBTL
8.5 kW 9.4 kW
10.0 kW
230 V 50 Hz 230 V 50 Hz
11.6 A
11.7 A
2.65 kW
2.68 kW
3.21 kW/kW
3.73 kW/kW
15 A
2.5 L/hr
3,600 m3/hr
17.0 A
FAN SPEED
INDOOR UNIT
OUTDOOR
UNIT
Discrimination
High speed
Med speed
Low speed
Quiet 630 r.p.m. 630 r.p.m.
Discrimination
Speed
MFG-45RVN
1,270 r.p.m.
980 r.p.m.
790 r.p.m.
MFE-36TV
850 r.p.m.
ARHA36LBTU
11.2 kW
12.8 A
13.6 A
2.93 kW
3.10 kW
3.21 kW/kW
3.61 kW/kW
15 A
3.0 L/hr
2,100 m3/hr2,100 m3/hr
4,000 m3/hr
20.0 A
MFG-45RVN
1,270 r.p.m.
980 r.p.m.
790 r.p.m.
MFE-36TV
950 r.p.m.
COMPRESSOR AND REFRIGERANT
Hermetic type, Inverter,
COMPRESSOR TYPE
DISCRIMINATION
WEIGHT (with oil)
STANDARD REFRIGERANT
REFRIGERANT TYPE
MAX PIPE LENGTH
MAX PIPE HEIGHT
Pipe length
FULL CHARGE
ADDITIONAL CHARGE
20 m
30 m
40 m 2,900 g
50 m
4 poles, 3 phase,
DC motor, Twin Rotary
5KD240XAD21
16.3 kg
2,100 g
R410A
50 m
30 m
2,100 g
2,500 g
3,300 g
40 g/m
NOISE LEVEL
High speed 42 dB
INDOOR UNIT
OUTDOOR
UNIT
Note : Static pressure : 47Pa
Duct length : Inlet 1m, Outlet 2m
Med speed 37 dB
Low speed
Quiet
Cooling
Heating
DIMENSIONS
INDOOR UNIT H x W x D
H x W x DOUTDOOR UNIT
WEIGHT
INDOOR UNIT
OUTDOOR UNIT
Gross / Net
Gross / Net
42 dB
37 dB
32 dB
29 dB 29 dB
53 dB 54 dB
55 dB 55 dB
270 x 1,135 x 700 mm
830 x 900 x 330 mm
47 kg / 40 kg
70 kg / 62 kg
32 dB
2008.01.30 1
DIMENSIONS
INDOOR UNIT
(Unit : mm)
138
132
32
240
477
161
173
264 264 264
1,177
114
66
32
168
240
281
700
283
121
2008.01.30
1,015
1,135
107
54
2
40
39
240
270
16
OUTDOOR UNIT
(Unit : mm)
77900
830
21
9
33031 12
400
2008.01.30
Air Flow
370
650
3
147
170
196
99
Compressor
REFRIGERANT SYSTEM DIAGRAM
Heat exchanger
3-Way valve
(Large)
Muffler
( Indoor unit )
3-Way valve
(Small)
Accumulator
High
pressure
switch
Refrigerant direction
Cooling
Heating
4-Way valve
Pressure
check valve
Expansion valve
Heat exchanger
( Outdoor unit )
Strainer
Strainer
Refrigerant pipe diameter
Liquid : 3/8" (9.52 mm)
Gas : 5/8" (15.88 mm)
42008.01.30
CIRCUIT DIAGRAM
FAN MOTOR
F M
INDOOR UNIT
GRAY
GRAY
BLACK
BLACK
1
2
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
1
2
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
BROWN
YELLOW
WHITE
BLACK
RED
1
1
2
2
CN105
3
3
4
4
3.15A 250V
5
5
6
6
E101 E102
CN5
CN2
CN12CN11CN10
CONTROLLER
PCB ASSY
( MAIN PCB )
CN9
CN4
1
2 3 4
1
2 3 4
GRAY
GRAY
GRAY
GRAY
1
2 3 4
1
2 3 4
F101
CN104 CN101
FUSE
CN102 CN103
1
5 6 7 8 123
5 6 7 8 123
GRAY
5 6 7 8 123
5 6 7 8 123
2 3
1 2
1
2
11 2
CN7 CN8
CN1
GRAY
GRAY
GRAY
POWER
SUPPLY
PCB ASSY
1 2 1
2
GRAY
GRAY
W105
W102
W101
CN108
1
1
2
CN3
3
1
2
3
4
CN13
5
6
7
RED
1
1
WHITE
2
2
BLACK
CN14
3
3
1
CN6
2
GRAY
RED
WHITE
BLACK
1
2
CN106
2
2
THERMISTOR
( PIPE TEMP. )
THERMISTOR
( ROOM TEMP. )
TERMINAL
1 2
3
TO REMOTE
CONTROL UNIT
2
1
3
TERMINAL
OUTDOOR UNIT
2 3 4 5
1
2 3 4 5
1
RED
BROWN
YELLOW
ORANGE
2 3 4 5
1
2 3 4 5
1
CN303
TRANSISTOR
PCB ASSY
( I P M )
TM303
TM305
W
TM304
V
2 3 4 5 6 7 8 9
1
2 3 4 5 6 7 8 9
1
GREEN
BROWN
2 3 4 5 6 7 8 9
1
2 3 4 5 6 7 8 9
1
TM302
TM301
W17
W16
U
TM102
TM101
RED
ORANGE
CN301
BLACK
YELLOW
RED
WHITE
BLUE
GRAY
BLACK
GREEN
PURPLE
W306
W307
BLUE
YELLOW
ORANGE
R
COMPRESSOR
CN200CN40CN42
1
1
CAPACITOR
PCB ASSY
BROWN
S
CM
C
2
2
WHITE
BLACK
W8
W13
W7
W12
BLACK
RED
CHOKE COIL
L0
N2
PURPLE
WHITE
N1
P
-
+
POSISTOR
CN400
2 3 4
1
2 3 4
1
RED
BROWN
ORANGE
CN11
ACTPM
L2
WHITE
ORANGE
ORANGE
RED
2
W4
121
3
2
1
3
2
1
3
2
1
3
2
1
2
1
6
5
4
3
2
1
6
5
4
3
2
1
RED
BROWN
3
2
BROWN
1
BLUE
3
2
BLUE
1
BLACK
3
2
BLACK
1
BROWN
3
2
BROWN
1
BLACK
2
BLACK
1
WHITE
6
YELLOW
5
ORANGE
4
BLUE
3
BROWN
2
RED
1
BROWN
6
YELLOW
5
WHITE
4
BLACK
3
2
RED
1
RED
GREEN
WHITE
BLACK
WHITE
HIGH PRESSURE SWITCH
COMPRESSOR THERMISTOR
OUTDOOR THERMISTOR
PIPE THERMISTOR
DISCHARGE THERMISTOR
4WV 4-WAY VALVE
EXPANSION VALVE
PMV
F M FAN MOTOR
BLACKBLACK
TERMINAL
NL321
CN90
CN64
CN62
YELLOW
CONTROLLER
CN65
PCB ASSY
( MAIN PCB )
CN63
CN500
CN700
CN801
TM600
L1
CN1
2
1
2
1
WHITE
WHITE
WHITE
1 2
W29
CN100
W28
POWER SUPPLY
W25
W26
PCB ASSY
W21 W9
TM601
GRAY
BLACK
CN110
1
1
WHITE
W19
W20
2
2
BLACK
W3
W18
W17
W2
W1
FUSE 250V 25A
POWER SOURCE
2008.01.30
GREEN
GREEN
WHITE
WHITE
COIL
5
INDOOR PCB CIRCUIT DIAGRAM
CONTROL UNIT
ARHA30LBTU : EZ-00714HSE
ARHA36LBTU : EZ-00715HSE
TERMINAL BOARD
3
2(N)
1
OUTDOOR UNIT
UL1015 AWG20
BLACK
UL1015 AWG20
WHITE
UL1015 AWG20
RED
CONTROLLER PCB ASSEMBLY
( MAIN PCB )
ARHA30LBTU : K06AK-070AHSE-C1
ARHA36LBTU : K06AK-070BHSE-C1
CN8
WHITE
CN7
YELLOW
CN5
BLACK
CN13
WHITE
CN8-1
CN8-2
CN7-1
CN7-2
CN5-1
CN5-2
CN13-1
CN13-2
CN13-3
CN13-4
CN13-5
CN13-6
CN13-7
CN2-1
CN2-2
CN2-3
CN2-4
CN2-5
CN2
B5P-SHF-1AA
WHITE
B02B-XASK-1-A
B02B-XAYK-1-A
B02B-XAKK-1-A
B07B-PASK-1
BLACK
BLACK
GRAY
GRAY
THERMISTOR
( ROOM TEMP. )
THERMISTOR
( PIPE MID. TEMP. )
DC FAN MOTOR
F M
UL1015 AWG16
GREEN
UL1015 AWG16
GREEN
UL1015 AWG22 RED
UL1015 AWG22 BLACK
UL1015 AWG22 WHITE
UL1015 AWG22 YELLOW
UL1015 AWG22 BROWN
DRAIN PUMP
E I B OUT
E I B I N
E101
E102
CN105-6
CN105-5
CN105-4
CN105-3
CN105-2
CN105-1
CN106-1
CN106-2
CN103-1
CN103-2
CN102-1
CN102-2
CN102-3
W101
CN105
B5P6-VH-B
WHITE
CN106
B2P3-VH-B-E
BLUE
CN103
B2B-XH-AM
WHITE
POWER SUPPLY
PCB ASSEMBLY
K06AL-0605HSE-P0
CN102
B3B-XH-AM
WHITE
W105W102
CN104
B08B-PASK-1
WHITE
CN101
B03B-PASK-1
WHITE
CN104-1
CN104-2
CN104-3
CN104-4
CN104-5
CN104-6
CN104-7
CN104-8
CN101-1
CN101-2
CN101-3
POWER DRIVE
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
DC SUPPLY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
EMI FILTER
ZCAT1518-0730
2 TURNS
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
CN3
B06B-PASK-1
WHITE
CN4
B08B-PASK-1
WHITE
CN1
B03B-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
CN9
B03B-XARK-1-A
CN14-1
CN14-2
CN14-3
UL1430 AWG22
WHITE
UL1430 AWG22
RED
UL1430 AWG22
EARTH WIRE
BLACK
1 2 3
REMOTE
CONTROL
CN6-1
FRESH AIR
CN6-2
CN10-1
CN10-2
CN11-1
CN11-2
CN11-3
CN11-4
CN11-5
CN12-1
CN12-2
CN12-3
CN12-4
RED
CN12-5
CN9-1
CN9-2
RED
CN9-3
TERMINAL
BOARD
HEATER
FLOAT SWITCH
CN108-1
CN108-2
CN108
B2P3-VH-B
WHITE
NORMAL COIL
22mH, 2.2A
UL1015 AWG20 WHITE
UL1015 AWG20 WHITE
2008.01.18 6
INDOOR UNIT
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
ARHA30LBTU : K06AK-070AHSE-C1
ARHA36LBTU : K06AK-070BHSE-C1
D4
1SS355
I C8
I
D1
I C2
G
12V
O
G
2
+
5V
3
O
C3
2
0.01
<F>
C2
10/
50V
CUSTOM CODE
CUSTOM CODE
HEATING FAN DELAY
CN1
B03B-PASK-1
DC SUPLLY
13.5V
NJM7812
5V
1
2
3
C1
10/
50V
1 3
+
1SS355
NJM7805
1
I
R15 - R18
5V
10K <1/10W> x 4
5V
5V
R1 - R3
10K <1/10W> x 3
R4 - R6
JM1
JM2
JM3
5V
C28
C32
+
100/
6.3V
C33
0.1
<F>
0.1
<F>
1.0K <1/10W> x 3
C8 - C10
0.1 <F> x 3
C31
0.01
<F>
R45
10K
<1/10W>
R46
1.0K
<1/10W>
5V
FLOAT SWITCH
CN9
B03B-XARK-1-A
1
2
3
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>
R59
10K
<1/10W>
R60
49.9K
<1/10W>
R61
49.9K
<1/10W>
ROOM TEMP. TH.
1
CN8
2
B02B-XASK-1-A
PIPE TEMP. TH. ( ENT )
1
CN7
2
B02B-XAYK-1-A
1
PIPE TEMP. TH. ( MID )
CN5
2
B02B-XAKK-1-A
CN2
B5P-SHF-1AA
TEST
CN3
B06B-PASK-1
SP PCB
CN4
B08B-PASK-1
POWER DRIVE
CN6
B02B-PAMK-1
FRESH AIR
CN10
B02B-PAOK-1
HEATER
1
2
3
4
5
1
2
3
4
5
6
1
2
3
4
5
6
7
8
13.5V
1
2
1
2
13.5V
13.5V
5V
10K <1/10W> x 3
R24
R23
<1/10W>
R32
R67 1.0K
R26
10K
R30
10K
<1/10W>
<1/10W>
1.0K <1/10W> x 4
R66
<1/10W>
5V
5V
<1/10W>
R33
10K
R27
330
<1/10W>
R19
R22
C35 C12
1000P <R> x 3
R25
1.0K
<1/10W>
R31
10K
5V
R34
1.0K
<1/10W>
1.0K <1/10W> X 3R63
C15
0.01
<F>
C17
0.01
<F>
R20
R21
R64
C11
<1/10W>
1
Q1
DTC124EKA
C18
0.01
<B>
R65
R28
10K
5V
<1/10W>
3
2
C14
1000P
<R>
R29
390
C37
0.1
<F>
C16
0.01
<F>
C4 - C7
0.01 <F> x 4
3
2
R70
10K
<1/10W>
Q3
DTC124EKA
1
13.5V
uPA2003ADR
16
15
14
13
12
11
10
CFS-0402MC
8
7
6
5
I C3
9
SK
O1
O2
O3
O4
O5
O6
O7
8
GND
SW1
I 1
I 2
I 3
I 4
I 5
I 6
I 7
R56
5V
S80842
2
VDD
1
OUT GND
C38
1
2
3
6
BR93L56RF-NE2
I C7
3
NC
4
R40
10K
<1/10W>
CS
VCC
SK
DO
D I
NC
GND
NC
I C5
DTC124EKA
1
R44
5V
12V
10K
<1/10W>
R54
15.4K
<1/10W>
R53
28K
<1/10W>
1
2
3
4
5
6
7
C25
10/
50V
12V
R48
10K
<1/10W>
I C4
uPA2003
1
I
2
I
I
3
4
I
5
I
I
6
I
7
GND
5V
C26
+
0.01
<F>
D2
DAN217U
1 2
3
13.5V
9
SK
O1
16
15
O2
14
O3
O4
13
12
O5
11
O6
10
O7
8
12V
D3
D1FS4A
1
2
3
4
5
6
7
1
2
3
1
2
3
4
5
1
2
3
4
5
INDICATOR
CN13
B07B-PASK-1
CN14
B03B-XAKK-1-A
REMOTE CONTROL UNIT
CN11
B05B-XASK-1-A
LOUVER ( UP / DOWN )
CN12
B05B-XARK-1-A
LOUVER ( RHIGT / LEFT )
NC
R41 1.0K
<1/10W>
R43
10K
<1/10W>
5V
C23
8
C13
4
0.1
7
5
<F>
0.01
<F>
5V
R55
10K
<1/10W>
C24
1000P
<R>
7
BA10393F
1
BA10393F
R47
390
<1/10W>
R42
47
<1/10W>
6
-
5
+
I C6-2
2
-
3
+
I C6-1
13.5V
R35
1.0K
Q2
3
2
R36
0R0
<1/10W>
B Z
BZ1
PKM13EPYH-4000-A0
C27
<F>
0.1
100K
<1/10W>
0.1 <F>
R37 - R39
10K <1/10W> x 3
C36
0.47
<F>
I C1
uPD78F0535
AVDD
34
AVREF
39
VDD0
I C
RST
VDD1
36
43
P34
P00
44
P01
P35
P02
P36
45
P40
46
P03
33
P10
P41
P42
32
P11
P43
31
P12
P44
30
P13
29
P14
P45
28
P15
P46
27
P47
P16
26
P17
P50
18
P20
P51
19
P21
P52
20
P22
P53
21
P23
P54
22
P24
P55
P25
P56
23
P30
11
P57
12
P31
P64
P65
13
P32
14
P33
P66
38
XT1
P67
37
P70
XT2
41
X1
P71
X2
P72
40
AGND
P73
25
9
GND0
P74
42
GND1
P75
35
10
24
15
16
17
57
58
59
60
61
62
63
64
1
2
3
4
5
6
7
8
53
54
55
56
47
48
49
50
51
52
3
2
1
X1
5.00MHz
<FCR>
JM6
0R0
5V
R11 - R14
10K <1/10W> x 4
4
3
2
1
1
2
3
4
5
6
7
R7 - R10
1.0K <1/10W> x 4
C19 - C22
0.1 <F> x 4
2008.01.10 7
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