General AUG30F, AUG30FUAR, AOG30FNBWL, AUG30U, AUG30UUAR Service Manual

SPLIT TYPE
AIR CONDITIONER

CASSETTE

Models Indoor unit Outdoor unit

AUG30FUAR AOG30FNBWL
AUG30UUAR AOG30UNBWL

type (50Hz)

2005.07.29

CONTENTS

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

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

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

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

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

INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . . . .8

OUTDOOR PRINTED CIRCUIT 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)

STARTING CURRENT (A) 70

MOISTURE REMOVAL ( /hr) 3.0

COOLING 13.6 13.6

(A)

HEATING ------- 13.1

COOLING 2.95 2.95

HEATING ------- 2.78

COOLING 2.85 2.85

HEATING ------- 3.42

COMPRESSOR

TYPE

DISCRIMINATION 5JS330DAE01

REFRIGERANT R410A (g) 2,300

AUG30FUAR AUG30UUAR

AOG30FNBWL AOG30UNBWL

Hermetic type, 2 poles, Single phase,

Induction motor, Rotary

HIGH 560 C 560 H 540

FAN SPEED LOW 390 C 390 H 390

(r.p.m.) S-LOW 250 C 250 H 250

AIR FLOW

DIMENSIONS

H x W x D (mm)

WEIGHT

NET / GROSS (kg) OUTDOOR 68 / 74 69 / 75

MAX PIPE LENGTH / HEIGHT (m) 30 / 15

REMOTE CONTROLLER TYPE WIRED

INDOOR

OUTDOOR HI / LO 780 / 400

INDOOR 1,250

(m3/h)

OUTDOOR 3,300

INDOOR 246 x 830 x 830

GRILLE 35 x 940 x 940

OUTDOOR 830 x 900 x 330

INDOOR 34 / 44

MED 480 C 480 H 480

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 m 2,350 g 2,400 g

20 m 2,550 g 2,800 g

30 m 2,750 g 3,200 g

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2005.07.29

DIMENSIONS

INDOOR UNIT

Models :

AUG30FUAR
AUG30UUAR

(Unit : mm)

30

940

246

830

940 830

Drain inside Dia. ø32

outside Dia. ø37

298.5

60

(Drain pipe)

305.5

235

248.5
100

70

(Small pipe)

(Large pipe)

60

(Drain pipe)

305.5

200

298.5

248.5
100

70

(Small pipe)

(Large pipe)

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OUTDOOR UNIT

(Unit : mm)

Models :

AOG30FNBWL
AOG30UNBWL

3003177900

12

830

21

9

400

650

Air Flow

370

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2005.07.29

REFRIGERANT SYSTEM DIAGRAM

Models :AUG30FUAR / AOG30FNBWL

OUTDOOR UNIT

Condenser

THo

Compressor

Strainer

Pressure
Check Valve

Accumulator

Capillary
Tube

INDOOR UNIT

Refrigerant pipe

15.88mm(5/8")

Charging
Valve

Evaporator

Refrigerant pipe

9.52mm(3/8")

Models :AUG30UUAR / AOG30UNBWL

OUTDOOR UNIT

Pressure
Check Valve

4-Way

Muffler

Condenser

Strainer

Valve

Compressor

Capillary
Tube

INDOOR UNIT

Refrigerant pipe

15.88mm(5/8")

Charging
Valve

Accumulator

Evaporator

Strainer

2005.07.29

Refrigerant pipe

9.52mm(3/8")

: Cool
: Heat

- 4 -

CIRCUIT DIAGRAM

Model :

AUG30FUAR

INDOOR UNIT

Model :

OUTDOOR UNIT

AOG30FNBWL

COMPRESSOR

RED

COMPRESSOR
CAPACITOR

FUSE

TO POWER SUPPLY

BLACK

INTERNAL

C

OVERLOAD
PROTECTOR

C M

SR

RELAY

WHITE

WHITE

WHITE

WHITE

BLACK

GRAY

1NL23

PURPLE

15

46

BROWN

BLACK

BROWN

C

OUTDOOR
THERMOSTAT

TERMINAL

TO INDOOR
UNIT

H

L

BLUE
RED
WHITE
BLACK

FAN MOTOR
CAPACITOR

1364

FAN MOTOR

1364

THERMAL
PROTECTOR

F M

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2005.07.29

Model :

AUG30UUA R

INDOOR UNIT

Model :

AOG30UNBWL

OUTDOOR UNIT

COMPRESSOR

SR

RED

COMPRESSOR
CAPACITOR

BLACK

FUSE

GRAY

C

C M

BLACK

INTERNAL
OVERLOAD
PROTECTOR

WHITE

WHITE

WHITE

1NL23

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 INDOOR
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 LEDS

When the outdoor temperature drops, the outdoor units fans may switch
to low speed.

ERROR : HEAT & COOL MODEL (REVERSE CYCLE) ONLY

The LED lamps operate as follows according to the error contents.

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 Outdoor temperature

5 quick flash repeated Lighting continued
6 quick flash repeated Lighting continued Indoor unit error
7 quick flash repeated Lighting continued Discharge temperature

8 quick flash repeated Lighting continued

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.

2 sec.

0.5 sec.

2 sec.

0.5 sec.

2 sec.

ON

OFF

ON

OFF

ON

OFF

ON

OFF

0.1 sec.

Error contents

Model abnormal or
EEPROM abnormal

Power source
connection error

Discharge tempera­ture sensor error

Outdoor heat
exchanger tempera­ture sensor error

sensor error
Communication signal error

abnormal
High pressure abnormal

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2005.07.29