General ARG30F, ARG30FUAN, AOG30FNBWL, ARG30U, ARG30UUAN Service Manual

SPLIT TYPE
AIR CONDITIONER (50Hz)

DUCT

Models Indoor unit Outdoor unit

ARG30FUAN AOG30FNBWL
ARG30UUAN AOG30UNBWL

type

2005.07.29

CONTENTS

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . .4

CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

ERROR CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

INDOOR P. C. BOARD CIRCUIT DIAGRAM . . . . . . . .8

OUTDOOR P. C. BOARD CIRCUIT DIAGRAM . . . . .10

DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . .11

PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

STANDARD ACCESSORIES . . . . . . . . . . . . . . . . . . . . .22

SPECIFICATIONS

TYPE COOLING COOLING & HEATING

INDOOR UNIT

OUTDOOR UNIT

COOLING CAPACITY (kW) 8.40 8.40

HEATING CAPACITY (kW) ------- 9.50

ELECTRICAL DATA

POWER SOURCE (V) 230

FREQUENCY (Hz) 50

RUNNING
CURRENT

INPUT WATTS (kW)

E.E.R. (kW/kW)

MOISTURE REMOVAL ( /hr) 3.0

AIR CIRCULATION (m3/hr) 1,400

COOLING 14.0 14.0

(A)

HEATING ------- 12.4

COOLING 2.99 2.99

HEATING ------- 2.63

COOLING 2.81 2.81

HEATING ------- 3.61

ARG30FUAN ARG30UUAN

AOG30FNBWL AOG30UNBWL

COMPRESSOR

TYPE Hermetic type, 2 poles, Induced by condenser, Rotary

DISCRIMINATION 5JS330DAE01

FAN MOTOR

POWER SOURCE (V) 230

DISCRIMINATION MFA-30PTT

INDOOR
UNIT

OUTDOOR
UNIT

HI-SPEED (r.p.m.) 990

MED-SPEED (r.p.m.) 920

LO-SPEED (r.p.m.) 850

DISCRIMINATION MFB-30PTT

HI-SPEED (r.p.m.) 780

LO-SPEED (r.p.m.) 400

DIMENSIONS

INDOOR UNIT

OUTDOOR UNIT 830 x 900 x 330

H x W x D(mm)

270 x 1,135 x 700

WEIGHT

INDOOR UNIT

OUTDOOR UNIT 74 / 68 75 / 69

GROSS / NET (kg)

50 / 43

ADDITIONAL REFRIGERANT CHARGE (R410A)

PIPE LENGTH 7.5 m 2,300 g 2,300 g

FULL CHARGE
AMOUNT

ADDITIONAL CHARGE 20 g / m 40 g / m

10.0 m 2,350 g 2,400 g

20.0 m 2,550 g 2,800 g

30.0 m 2,750 g 3,200 g

- 1 -

2005.07.29

DIMENSIONS

INDOOR UNIT

Models :

ARG30FUAN
ARG30UUAN

(Unit : mm)

2005.07.29

- 2 -

OUTDOOR UNIT

(Unit : mm)

Models :

AOG30FNBWL
AOG30UNBWL

3003177900

12

830

21

9

400

650

Air Flow

370

196

99

147

- 3 -

170

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REFRIGERANT SYSTEM DIAGRAM

Models :

ARG30FUAN / AOG30FNBWL

OUTDOOR UNIT

Condenser

Pressure
Check Valve

Compressor

Capillary
Tube

Accumulator

INDOOR UNIT

Refrigerant pipe

15.88mm(5/8")

Charging
Valve

Evaporator

Models :

ARG30UUAN / AOG30UNBWL

OUTDOOR UNIT

Condenser

Strainer

Muffler

Pressure
Check Valve

4-Way
Valve

Compressor

Capillary
Tube

Refrigerant pipe

9.52mm(3/8")

INDOOR UNIT

Refrigerant pipe

15.88mm(5/8")

Charging
Valve

Accumulator

Evaporator

2005.07.29

: Cool
: Heat

Strainer

Strainer

Refrigerant pipe

9.52mm(3/8")

- 4 -

CIRCUIT DIAGRAM

Models :

ARG30FUAN / AOG30FNBWL

INDOOR UNIT

OUTDOOR UNIT

COMPRESSOR

COMPRESSOR
CAPACITOR

FUSE

TO POWER SUPPLY

C

C M

SR

RED

BLACK

GRAY

BLACK

INTERNAL
OVERLOAD
PROTECTOR

RELAY

WHITE

WHITE

WHITE

WHITE

1NL23

PURPLE

15

46

BROWN

BLACK

BROWN

C

OUTDOOR
THERMOSTAT

TERMINAL

TO INDDR
UNIT

H

L

BLUE
RED
WHITE
BLACK

FAN MOTOR
CAPACITOR

1364

FAN MOTOR

1364

THERMAL
PROTECTOR

F M

- 5 -

2005.07.29

Models :

ARG30UUAN / AOG30UNBWL

INDOOR UNIT

OUTDOOR UNIT

COMPRESSOR

COMPRESSOR
CAPACITOR

FUSE

C

C M

SR

RED

BLACK

GRAY

WHITE

1NL23

BLACK

INTERNAL
OVERLOAD
PROTECTOR

WHITE

WHITE

THERMAL
PROTECTOR

15

RELAY

46

RED

BLACK

TERMINAL

F M

FAN MOTOR

FAN MOTOR
CAPACITOR

RED

RED
WHITE
BLACK

1364

BLUE

1364

RED
WHITE
BLACK

YELLOW

YELLOW

GRAY

GRAY

21

21

4321

7531

21

21

GRAY

BLACK

21

21

BLACK

BROWN

21

21

BROWN

BLACK

13

21

BLACK

THERMISTOR
(PIPE TEMP.)

THERMISTOR
(OUTDOOR TEMP.)

THERMISTOR
(DISCHARGE TEMP.)

4WV

SOLENOID COIL

BLACK

13

21

21

21

3

51

21

3

BLACK

RED

21

21

RED

21

21

BELT HEATER

PRINTED CIRCUIT BOARD

PURPLE

31

21

PURPLE

TRANSFORMER

2005.07.29

TO POWER SUPPLY

TO INDDR
UNIT

FUSE

- 6 -

ERROR CONTENTS

(1) Stop the air conditioner operation.
(2) Press the master control button and the fan control button simultane-

ously for 2 seconds or more to start the test run.

Test run display

(3) Press the start/stop button to stop the test run.

[SELF-DIAGNOSIS]

When the error indication E:EE is displayed, follow the following items
to perform the self-diagnosis. E:EE indicates an error has occurred.

1. REMOTE CONTROLLER DISPLAY

1) Stop the air conditioner operation.

2) Press the set temperature buttons simultaneously for 5 sec­onds or more to start the self-diagnosis.
Refer to the following tables for the description of each error code.

Unit number (usually 0)

Error code

SUMOTUWETH FR

SA

Ex. Self-diagnosis

(3) Press the set temperature buttons simultaneously for 5 sec-

onds or more to stop the self-diagnosis.

Error code Error contents

00
01

02

03
04
05
06

07
08
09

0A

0b
0c

0d
0E
0F

11

12

13

14

Communication error
(indoor unit remote controller)

Communication error
(indoor unit outdoor unit)

Room temperature sensor open

Room temperature sensor short-circuited

Indoor heat exchanger temperature sensor open

Indoor heat exchanger temperature sensor short­circuited

Outdoor heat exchanger temperature sensor open

Outdoor heat exchanger temperature sensor short­circuited

Power source connection error

Float switch operated

Outdoor temperature sensor open

Outdoor temperature sensor short-circuited

Discharge pipe temperature sensor open

Discharge pipe temperature sensor short-circuited

Outdoor high pressure abnormal

Discharge pipe temperature abnormal

Model abnormal

Indoor fan abnormal

Outdoor signal abnormal

Outdoor EEPROM abnormal

2. OUTDOOR UNIT

ERROR : Heat & Cool model (Reverse cycle) only

When a malfunction occurs in the outdoor unit, the LEDs on the circuit
board light to indicate the error. Refer to the following table for the de­scription of each error according to the LEDs.

Error display

LED1 LED2

0.1 sec.

ON

OFF

Quick flash continued Quick flash continued

0.5 sec.

ON

OFF

1 quick flash repeated Lighting continued

ON

OFF

2 quick flash repeated Lighting continued

ON

OFF

3 quick flash repeated Lighting continued

4 quick flash repeated Lighting continued

5 quick flash repeated Lighting continued

6 quick flash repeated Lighting continued

7 quick flash repeated Lighting continued

8 quick flash repeated Lighting continued

5 quick flash repeated Dislighting continued Discharge temperature

6 quick flash repeated Dislighting continued

2 sec.

0.5 sec.

2 sec.

0.5 sec.

2 sec.

ON

OFF

ON

OFF

ON

OFF

ON

OFF

0.1 sec.

When the fault is cleared, the LED lamp goes off.
However, for discharge pipe temperature abnormal and high pressure
abnormal, the LED lamp lights continuously for 24 hours, as long as the
power is not turned off.

Error contents

Model abnormal or
EEPROM abnormal

Power source
connection error

Discharge temperature
sensor error

Outdoor heat
exchanger temperature
sensor error

Outdoor temperature
sensor error

Communication signal error

Indoor unit error

Discharge temperature
abnormal

High pressure abnormal

abnormal (24h)

High pressure
abnormal (24h)

– 7 –

2005.07.29