General ARHA36LU, ARHA36LATU, ARHA45LU, ARHA45LATU Service Manual

SPLIT TYPE

AIR CONDITIONER

DUCT

type

(50Hz)

Models

Indoor unit Outdoor unit

ARHA36LATU

ARHA45LATU

AOHA36LATL

AOHA45LATL

CONTENTS

SPECIFICATIONS

DIMENSIONS

REFRIGERANT SYSTEM DIAGRAM

CIRCUIT DIAGRAM

ERROR CONTENTS

PARTS (INDOOR UNIT)

PARTS (OUTDOOR UNIT)

STANDARD ACCESSORIES

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1 2 4 5

7INDOOR PCB CIRCUIT DIAGRAM 10OUTDOOR PCB CIRCUIT DIAGRAM 13 15 18 22

SPECIFICATIONS

ELECTRICAL DATA

TYPE Cooling & Heating

INDOOR UNIT ARHA36LATU

OUTDOOR UNIT AOHA36LATL AOHA45LATL

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

10.0 kW 12.5 kW

11.2 kW

230 V 50 Hz 230 V 50 Hz

13.6 A

13.2 A

3.11 kW

3.02 kW

3.21 kW/kW

3.71 kW/kW

15 A

3.0 L/hr

6,600 m3/hr

19.0 A

ARHA45LATU

14.0 kW

17.0 A

16.5 A

3.89 kW

3.77 kW

3.21 kW/kW

3.71 kW/kW

15 A

3.5 L/hr

2,250 m3/hr2,020 m3/hr 6,600 m3/hr

20.0 A

FAN MOTOR

INDOOR UNIT

OUTDOOR UNIT

Discrimination

High speed

Med speed

Low speed

Quiet 670 r.p.m. 670 r.p.m. Discrimination

Upper fan

Lower fan

MFG-45RVN

1,200 r.p.m.

1,020 r.p.m.

840 r.p.m.

MFE-60PO

850 r.p.m. 850 r.p.m. 750 r.p.m.

MFG-45RVN

1,310 r.p.m.

1,020 r.p.m.

840 r.p.m.

MFE-60PO

750 r.p.m.

COMPRESSOR AND REFRIGERANT

Hermetic type, Inverter,

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 4,350 g 50 m

4 poles, 3 phase,

DC motor, Twin Rotary

DA420A3F-21ZA

23.7 kg 3,350 g

R410A

50 m

30 m 3,350 g 3,850 g

4,850 g

50 g/m

NOISE LEVEL

High speed 42 dB

INDOOR UNIT

OUTDOOR UNIT

Note : Static pressure : 30Pa Duct length : Inlet 1m, Outlet 2m

Med speed 37 dB

Low speed

Quiet 29 dB 29 dB

Cooling

Heating

32 dB

54 dB 55 dB

55 dB 56 dB

44 dB

38 dB

33 dB

DIMENSIONS

INDOOR UNIT H x W x D

H x W x DOUTDOOR UNIT

270 x 1,135 x 700 mm

1,290 x 900 x 330 mm

WEIGHT

INDOOR UNIT

OUTDOOR UNIT

2007.10.25 1

Gross / Net

48 kg / 41 kg

107 kg / 98 kg

DIMENSIONS

INDOOR UNIT

(Unit : mm)

139

132

32

240

477

161

173

264 264 264

1,177

114

66

32

168

240

281

700

283

1,015

121

2007.10.25 2

1,135

54

107

40

39

240

270

16

OUTDOOR UNIT

(Unit : mm)

31900 330 12

1,290

21

9

77

400

Air Flow

370

650

2007.10.25 3

REFRIGERANT SYSTEM DIAGRAM

Refrigerant direction

: Cool

: Heat

Model : ARHA36LATU / AOHA36LATL

OUTDOOR UNIT INDOOR UNIT

Condenser

High Pressure Switch

Muffler x 2

Strainer

Pressure Check Valve

4-way Valve

Compressor

Expansion Valve

Strainer

Accumulator

Strainer

Charging Valve

Refrigerant Pipe

15.88mm (5/8")

Charging Valve

Evaporator

Refrigerant Pipe

9.52mm (3/8")

Model : ARHA45LATU / AOHA45LATL

OUTDOOR UNIT INDOOR UNIT

Condenser

High Pressure Switch

Muffler x 2

Strainer

Pressure Check Valve

4-way Valve

Compressor

Strainer

Accumulator

Strainer

Refrigerant Pipe

15.88mm (5/8")

Charging Valve

Evaporator

Refrigerant Pipe

9.52mm (3/8")

Expansion Valve

Charging Valve

2006.10.25 4

CIRCUIT DIAGRAM

INDOOR UNIT

GRAY

BLACK BLACK

1

2

1

2

CN5

1 2 3

CN12

4 5

1 2 3 4

CONTROLLER PCB ASSY

CN11

( MAIN PCB )

5

1 2

CN9

3

1 2

CN10

1 1 2

CN4 CN1

2

3 4 567 34567

1 1

1

2

CN7 CN8

1

8

1

8

2 2

1 2

CN3

3

1 2 3 4

CN13

5 6 7

RED

1

WHITE

2

CN14

BLACK

3

1

CN6

2

3

2

3

PIPE THERMISTOR

ROOM THERMISTOR

TERMINAL

1

3

2

TO REMOTE CONTROL UNIT

FAN MOTOR

F M

GRAY

1

2

1 2

BROWN

1

2

3

4

5

6

7

8

YELLOW

WHITE BLACK

RED

1

2

3

4

5

6

F101

FUSE

3.15A

CN105

250V

E101 E102

GREEN

GRAY

3 4 567 34567

CN104

POWER SUPPLY PCB ASSY

CN102

1

2

3

GRAY

CN103

GRAY

1 2

GRAY

8 8

GRAY

1 2 1

2

CN101

CN108

1 1 2

WHITE

GRAY

3 3

W105 W102 W101

2

WHITE

RED

WHITE

BLACK

1 2

CN106

1 2 3

TERMINAL

TO OUTDOOR UNIT

COIL

2007.10.25 5

OUTDOOR UNIT

COMPRESSOR

R ( R )

C ( T )

CHOKE COIL

PIPE THERMISTOR

DISCHARGE THERMISTOR

PIPE MIDDLE THERMISTOR

RED

C M

BLACK

CONNECTOR

WHITE

S ( S )

ACTIVE

FILTER

MODULE

TERMINAL

WHITE

BROWN

L1

L2

+

-

POSISTOR

BLACK

BROWN

BLACK

1 2 1 2

CN24

U

RED

W305

RED

BLUE

RED

V W304

W W303

1 2 3

CN407

4 5

CONTROLLER PCB ASSY

W12

W13

W21

W22

W16

W17

W10

W11

WHITE

BLACK

1 2 3 4 5 6

BROWN

ORANGE YELLOW

YELLOW

ORANGE

BLACK

1 2

3 4 5 6

P

N

1 2

1 2 1 2

CN21 CN22 CN23

1 2

1 2 1 2

FUSE

F4 T 5A 250V

( MAIN PCB )

FUSE

F2 T 3.15A 250V

1 2 3 4

CN26 CN25

1 2 1 2

CN34CN1

1 2 3

BLUE

BROWN

BLACK

1 2 1 2

CN37

CN30

CN800

CN801

CN27

W200

1 2

1 2 3

1 2 3 4 5 6 7

1 2 3 4 5 6

RED

1

RED

2

BLACK

1 2

BLACK

3

RED

1 2 3

BLACK

4

WHITE

5

YELLOW

6

BROWN

7

RED

1 2 3

BLACK

4

WHITE

5

YELLOW

6

BROWN

7

RED

1

BROWN

2

BLUE

3

ORANGE

4

YELLOW

5

WHITE

6

OUTDOOR THERMISTOR

COMPRESSOR THERMISTOR

HEAT SINK THERMISTOR

HIGH PRESSURE SWITCH

SOLENOID COIL

4WV

FAN MOTOR 1F M

F M

FAN MOTOR 2

EXPANSION VALVE COIL

E V

1 2 3

BLACK

1 2 3

WHITE

TM102

1 2 3

POWER SUPPLY PCB ASSY

BLACK

TM101

W3 W6

GREEN

FUSE 10A

EARTH

2007.10.25 6

CN1

BROWN

RED

BLACK

W7

WHITE

BLACK

W9

W8

W1 W2

WHITE

BLACK

FUSE 25A

RED

N

1

L32

EARTH

INDOOR PCB CIRCUIT DIAGRAM

DC FAN MOTOR

F M

OUTDOOR UNIT

UL1015 AWG16

GREEN

UL1015 AWG16

GREEN

UL1015 AWG22 RED

UL1015 AWG22 BLACK UL1015 AWG22 WHITE UL1015 AWG22 YELLOW UL1015 AWG22 BROWN

CONTROL UNIT ARHA36LATU : EZ-0061GHSE ARHA45LATU : EZ-0061FHSE

3

2(N)

1

TERMINAL BOARD

UL1015 AWG20

E101

E102

CN105-6 CN105-5 CN105-4 CN105-3 CN105-2 CN105-1

BLACK

W101

POWER SUPPLY PCB ASSEMBLY

K06AL-0605HSE-P0

CN105 B5P6-VH-B

WHITE

UL1015 AWG20

WHITE

W105W102

CN8

B02B-XASK-1-A

B02B-XAYK-1-A

CN2-1

CN2

CN2-2 CN2-3

B5P-SHF-1AA

CN2-4

WHITE

CN2-5

CN15-1 CN15-2

CN15

CN15-3 CN15-4

B06B-XASK-1

CN15-5

WHITE

CN15-6

UL1015 AWG20

RED

YELLOW

B02B-XAKK-1-A

BLACK

CN13

B07B-PASK-1

WHITE

CN7

CN5

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

BLACK BLACK

GRAY GRAY

ROOM TEMPERATURE THERMISTOR

PIPE TEMPERATURE ( MID ) THERMISTOR

CONTROLLER PCB ASSEMBLY ARHA36LATU : K06AK-0609HSE-C1 ARHA45LATU : K06AK-0608HSE-C1

BLACK

CN6

GREEN

CN10

CN14-1

CN14-2

CN14-3

CN6-1

CN6-2

CN10-1

CN10-2

FRESH AIR

HEATER

EARTH WIRE

UL1430 AWG22

WHITE

UL1430 AWG22

RED

1 2 3

UL1430 AWG22

BLACK

TERMINAL BOARD

CN104

B08B-PASK-1

WHITE

CN104-1 CN104-2 CN104-3 CN104-4 CN104-5 CN104-6 CN104-7 CN104-8

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

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

CN3 B06B-PASK-1

WHITE

CN4 B08B-PASK-1

WHITE

CN14

B03B-XAKK-1

B02B-PAMK-1

B02B-PAOK-1

ORANGE

CN106 B2P3-VH-B-E

BLUE

CN103 B2B-XH-AM

WHITE

CN102 B3B-XH-AM

WHITE

CN108 B2P3-VH-B

WHITE

CN101

B03B-PASK-1

WHITE

CN101-1 CN101-2 CN101-3

EMI FILTER ZCAT1518-0730 2 T

NORMAL COIL RLEY41-22 22mH 2.2A

DRAIN PUMP

E I B OUT

E I B I N

UL1015 AWG20 WHITE

CN106-1 CN106-2

CN103-1 CN103-2

CN102-1

CN102-2

CN102-3

CN108-1 CN108-2

2008.04.09 7

DC SUPPLY

UL1430 AWG26 GRAY UL1430 AWG26 GRAY UL1430 AWG26 GRAY

CN1-1 CN1-2 CN1-3

CN1 B03B-PASK-1

WHITE

CN11

B05B-XASK-1

WHITE

B05B-XARK-1-A

B03B-XARK-1-A

CN12

RED

CN9

RED

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

REMOTE CONTROL UNIT

FLOAT SWITCH