General ABG30A, ABG30ABA-W, AOG30AMBL, ABG30R, ABG30RBA-W Service Manual

SPLIT TYPE

ROOM AIR CONDITIONER

CEILING type (50Hz)

Models Indoor unit	Outdoor unit
ABG30ABA-W	AOG30AMBH
	AOG30AMBL
ABG30RBA-W	AOG30RMCL
ABY30ABA-W	AOY30AMBH
	AOY30AMBL
ABY30RBA-W	AOY30RMCL
ABT30ABA-W	AOT30AMBL
ABT30RBA-W	AOT30RMCL
ABG45RGC3W	AOG45RCG3L
ABY45RGC3W	AOY45RCG3L
ABT45RGC3W	AOT45RCG3L
ABG54ABA3W	AOG54APA3L
ABG54RBA3W	AOG54RPA3L
ABY54ABA3W	AOY54APA3L
ABY54RBA3W	AOY54RPA3L
ABT54ABA3W	AOT54APA3L
ABT54RBA3W	AOT54RPA3L

C O N T E N T S

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

OUTLINE AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 5

ERROR CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . . . 15

REMOTE CONTROL UNIT CODE SWITCHING . . . . . . . . . . . . . . 17

DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

2003.05.13

S P E C I F I C A T I O N S

	TYPE		COOLING	COOLING	COOLING & HEATING	COOLING & HEATING	COOLING	COOLING & HEATING
	INDOOR UNIT		ABG30ABA-W	ABG30ABA-W	ABG30RBA-W	ABG45RGC3W	ABG54ABA3W	ABG54RBA3W
			ABY30ABA-W	ABY30ABA-W	ABY30RBA-W	ABY45RGC3W	ABY54ABA3W	ABY54RBA3W
	OUTDOOR UNIT		AOG30AMBL	AOG30AMBH	AOG30RMCL	AOG45RCG3L	AOG54APA3L	AOG54RPA3L
			AOY30AMBL	AOY30AMBH	AOY30RMCL	AOY45RCG3L	AOY54APA3L	AOY54RPA3L
	COOLING CAPACITY	(kW)	8.6 - 8.8	8.6 - 8.8	8.3 - 8.6	12.4 - 12.7	13.9 - 14.1	13.9 - 14.1
	HEATING CAPACITY		-----	-----	9.3 - 9.5	13.4 - 13.7	-----	15.4 - 15.8

ELECTRICAL DATA

	POWER SOURCE		(V)		220	- 240				380	- 415
	FREQUENCY				1	50Hz				3	50Hz
	RUNNING	(A)	COOLING	14.7 - 14.5	14.7	- 14.5	15.0 - 14.8	7.5	- 7.5	9.0	- 8.9	9.0	- 8.9
	CURRENT		HEATING	-----	-----		13.6 - 13.9	7.5	- 7.5	-----		9.1	- 9.0
	INPUT	(kW)	COOLING	3.2 - 3.3	3.2	- 3.3	3.25 - 3.35	4.35	- 4.45	5.20	- 5.25	5.20	- 5.25
	WATTS		HEATING	-----	-----		2.95 - 3.10	4.25	- 4.35	-----		5.30	- 5.30
	E.E.R.	(kW/kW)	COOLING	2.69 - 2.67	2.69	- 2.67	2.55 - 2.57	2.85	- 2.85	2.67	- 2.69	2.67	- 2.69
			HEATING	-----	-----		3.15 - 3.06	3.15	- 3.15	-----		2.91	- 2.98
	MOISTURE REMOVAL		( /hr)			4				5.5
	AIR CIRCULATION		(m3/hr)		1,270			1,850		2,100		2,100

COMPRESSOR

	TYPE		Hermetic type			Hermetic type
		2 poles, Induced by condenser			2 poles, 3 phase, Induced by condenser
	CODE	NH52VNHT	NHT52VAAT	NH52VNHT	CRPQ-0450-TFD	ZR72KC-TFD

FAN MOTOR

POWER SOURCE		(V)			220 - 240
	TYPE				MFA-45DZM
INDOOR	HI-SPEED	( r.p.m. )	850			1,100	1,200
UNIT	MED-SPEED	( r.p.m. )	750			1,000	1,100
	LO-SPEED	( r.p.m. )	600			850	950
OUTDOOR	TYPE		MFB-30DFT				MFB-362FT
	HI-SPEED	( r.p.m. )	,730	760		790	770
UNIT
	LO-SPEED	( r.p.m. )	450	470		510	-----

DIMENSIONS

INDOOR UNIT	H x W x D		240 x 1,660 x 700
OUTDOOR UNIT	(mm)	900 x 900 x 350		1,152 x 940 x 370

WEIGHT

INDOOR UNIT	NET / GROSS				61 / 48
OUTDOOR UNIT	(kg)	79 / 91	79 / 91	80 / 92		108 / 122	112 / 126	120 / 134

FULL CHARGE AMOUNT

PIPE LENGTH	AB_30ABA-W	AB_30ABA-W	AB_30RBA-W	AB_45RGC3W	AB_54ABA3W	AB_54RBA3W
7.5 m (25 ft)	2,400 g (84.7 oz)	2,500 g (88.2 oz)	2,700 g (95.2 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
10.0 m (33 ft)	2,450 g (86.4 oz)	2,550 g (89.9 oz)	2,825 g (99.6 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
20.0 m (66 ft)	2,650 g (93.5 oz)	2,750 g (97.0 oz)	3,325 g (117.3 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
25.0 m (82 ft)	2,750 g (97.0 oz)	2,850 g (100.5 oz)	3,575 g (126.1 oz)	3,700 g (130.5 oz)	3,800 g (134.0 oz)	3,950 g (139.3 oz)
30.0 m (99 ft)	2,850 g (100.5 oz)	2,950 g (104.1 oz)	-----	3,900 g (137.6 oz)	4,000 g (141.1 oz)	4,200 g (148.2 oz)
40.0 m (132 ft)	-----	-----	-----	4,300 g (151.7 oz)	4,400 g (155.2 oz)	4,700 g (165.8 oz)
50.0 m (164 ft)	-----	-----	-----	4,700 g (165.8 oz)	4,800 g (169.3 oz)	5,200 g (183.4 oz)
ADDITIONAL CHARGE	20 g/m (0.23 oz/ft)	20 g/m (0.23 oz/ft)	50 g/m (0.58 oz/ft)	40 g/m (0.46 oz/ft)	40 g/m (0.46 oz/ft)	50 g/m (0.58 oz/ft)

Notes : •	Between 7.5 m and 50 m, when using a connection pipe other than that in the table, charge additional refrigerant with 20 g/m (0.23 oz/ft)
	for 30A Model, 50 g/m (0.58 oz/ft) for 30R, 54R Models, 40 g/m (0.46 oz/ft) for 45R, 54A Models as the criteria.
•	Additional gas charge is not necessary with pipe length up to 20 m (for 45R, 54A, 54R types), and 7.5 m (for 30A, 30R types).
2003.05.13	– 1 –

	TYPE		COOLING	COOLING & HEATING	COOLING & HEATING	COOLING	COOLING & HEATING
	INDOOR UNIT		ABT30ABA-W	ABT30RBA-W	ABT45RGC3W	ABT54ABA3W	ABT54RBA3W
	OUTDOOR UNIT		AOT30AMBL	AOT30RMCL	AOT45RCG3W	AOT54APA3L	AOT54RPA3L
	COOLING CAPACITY	(kW)	8.8	8.6	12.7	14.1	14.1
	HEATING CAPACITY		-----	9.5	13.7	-----	15.8

ELECTRICAL DATA

POWER SOURCE		(V)		240				415
FREQUENCY				1 50Hz		3		50Hz
RUNNING	(A)	COOLING	15.3		14.8	7.5		8.9	8.9
CURRENT		HEATING	-----		13.9	7.5		-----	9.0
INPUT	(kW)	COOLING	3.40		3.35	4.45		5.25	5.25
WATTS		HEATING	-----		3.10	4.35		-----	5.30
E.E.R.	(kW/kW)	COOLING	2.59		2.57	2.85		2.69	2.69
		HEATING	-----		3.06	3.15		-----	2.98
MOISTURE REMOVAL		( /hr)		4.0				5.5
AIR CIRCULATION		(m3/hr)		1,270		1,850		2,100	2,100

COMPRESSOR

	TYPE	Hermetic type		Hermetic type
		2 poles, Induced by condenser	2 poles, 3 phase, Induced by condenser
	CODE	NH52VNHT	CRPQ-0450-TFD	ZR72KC-TFD

FAN MOTOR

POWER SOURCE		(V)				240
	TYPE					MFA-45DZM
INDOOR	HI-SPEED	( r.p.m. )		850		1,100	1,200
UNIT	MED-SPEED	( r.p.m. )		750		1,000	1,100
	LO-SPEED	( r.p.m. )		600		850	950
OUTDOOR	TYPE			MFB-30DFT			MFB-362FT
	HI-SPEED	( r.p.m. )	,730		760	790	770
UNIT
	LO-SPEED	( r.p.m. )	450		470	510	-----

DIMENSIONS

INDOOR UNIT	H x W x D		240 x 1,660 x 700
OUTDOOR UNIT	(mm)	900 x 900 x 350	1,152 x 940 x 370

WEIGHT

INDOOR UNIT	NET / GROSS			61	/ 48
OUTDOOR UNIT	(kg)	79 / 91	80 / 92	108	/ 122	112 / 126	120 / 134

FULL CHARGE AMOUNT

PIPE LENGTH	ABT30ABA-W	ABT30RBA-W	ABT45RGC3W	ABT54ABA3W	ABT54RBA3W
7.5 m (25 ft)	2,400 g (84.7 oz)	2,700 g (95.2 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
10.0 m (33 ft)	2,450 g (86.4 oz)	2,825 g (99.6 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
20.0 m (66 ft)	2,650 g (93.5 oz)	3,325 g (117.3 oz)	3,500 g (123.5 oz)	3,600 g (127.0 oz)	3,700 g (130.5 oz)
25.0 m (82 ft)	2,750 g (97.0 oz)	3,575 g (126.1 oz)	3,700 g (130.5 oz)	3,800 g (134.0 oz)	3,950 g (139.3 oz)
30.0 m (99 ft)	2,850 g (100.5 oz)	-----	3,900 g (137.6 oz)	4,000 g (141.1 oz)	4,200 g (148.2 oz)
40.0 m (132 ft)	-----	-----	4,300 g (151.7 oz)	4,400 g (155.2 oz)	4,700 g (165.8 oz)
50.0 m (164 ft)	-----	-----	4,700 g (165.8 oz)	4,800 g (169.3 oz)	5,200 g (183.4 oz)
ADDITIONAL CHARGE	20 g/m (0.23 oz/ft)	50 g/m (0.58 oz/ft)	40 g/m (0.46 oz/ft)	40 g/m (0.46 oz/ft)	50 g/m (0.58 oz/ft)

Notes : • Between 7.5 m and 50 m, when using a connection pipe other than that in the table, charge additional refrigerant with 20 g/m (0.23 oz/ft) for 30A Model, 50 g/m (0.58 oz/ft) for 30R, 54R Models, 40 g/m (0.46 oz/ft) for 45R, 54A Models as the criteria.

• Additional gas charge is not necessary with pipe length up to 20 m (for 45R, 54A, 54R types), and 7.5 m (for 30A, 30R types).

– 2 –

2003.05.13

O U T L I N E A N D D I M E N S I O N S

INDOOR UNIT

(Unit : mm)

700

1,660

1,600

240

300

130

2003.05.13

– 3 –

OUTDOOR UNIT

Models : AOG30AMBH, AOG30AMBL, AOG30RMCL
AOY30AMBH, AOY30AMBL, AOY30RMCL				(Unit : mm)
AOT30AMBL, AOT30RMCL			350

900

900

930

333

19

804

Models : AOG45RCG3L, AOG54APA3L, AOG54RPA3L AOY45RCG3L, AOY54APA3L, AOY54RPA3L AOT45RCG3L, AOT54APA3L, AOT54RPA3L

1,152

23

400

650

940

– 4 –

370

425

2003.05.13

R E F R I G E R A N T S Y S T E M D I A G R A M

Models : ABG30ABA-W / AOG30AMBH

ABY30ABA-W / AOG30AMBH

INDOOR UNIT		OUTDOOR UNIT
	Refrigerant pipe	Capillary tube
	9.52mm(3/8")

Distributor

Dryer

Compressor

Condenser

Evaporator

	Accumulator	Check joint
		High pressure
Refrigerant pipe		switch

15.88mm(5/8") Charging valve

Models : ABG30ABA-W / AOG30AMBL

ABY30ABA-W / AOG30AMBL

ABT30ABA-W / AOT30AMBL

INDOOR UNIT		OUTDOOR UNIT
	Refrigerant pipe	Capillary tube
	9.52mm(3/8")

Distributor

Dryer

Compressor

Condenser

Evaporator

Accumulator	Check joint

Refrigerant pipe 15.88mm(5/8")

Charging valve

2003.05.13

– 5 –

Models : ABG30RBA-W / AOG30RMCL, ABT30RBA-W / AOT30RMCL

ABY30RBA-W / AOY30RMCL

INDOOR UNIT

	Refrigerant pipe
	9.52mm(3/8")
Distributor	Strainer

Evaporator	Accumulator
		Compressor
Refrigerant pipe
15.88mm(5/8")	Muffler 4-Way
Charging valve		valve

Models : ABG45RGC3W / AOG45RCG3L, ABG54RBA3W / AOG54RPA3L ABY45RGC3W / AOY45RCG3L, ABY54RBA3W / AOY54RPA3L ABT45RGC3W / AOT45RCG3L, ABT54RBA3W / AOT54RPA3L

OUTDOOR UNIT

Capillary tube

Distributor

Dryer

Condenser

Check joint

INDOOR UNIT	OUTDOOR UNIT
Refrigerant pipe	Expansion Valve
9.52mm (3/8")

Strainer	Dryer
Distributor
Charging valve
	Compressor
Accumulator
	Muffler	Condenser
Evaporator
4-Way
Valve	High
	Pressure
	Switch

Refrigerant pipe 19.05mm (3/4")

Charging valve

Cooling

Heating

: Flare coupling

– 6 –

2003.05.13

Models : ABG54ABA3W / AOG54APA3L

ABY54ABA3W / AOY54APA3L

ABT54ABA3W / AOT54APA3L

INDOOR UNIT	OUTDOOR UNIT
Refrigerant pipe
9.52mm (3/8")
	Capillary tube
Distributor	Dryer
Charging valve

Condenser

Evaporator

Thermistor (Discharge gas)

Charging valve

Muffler

Compressor

Refrigerant pipe 19.05mm (3/4")

Accumulator

2003.05.13

– 7 –

E R R O R C O N T E N T S

Models : ABG30ABA-W / AOG30AMBH, ABY30ABA-W / AOG30AMBH, ABG30RBA-W / AOG30RMCL ABT30RBA-W / AOT30RMCL, ABY30RBA-W / AOY30RMCL, ABG30ABA-W / AOG30AMBL, ABY30ABA-W / AOG30AMBL, ABT30ABA-W / AOT30AMBL

1. INDOOR UNIT

Operation can be checked by lighting and flashing of the display section OPERATION, TIMER, and VERTICAL SWING lamps.

Perform judgment in accordance with the following.

VERTICAL SWING lamp (Orange)

TIMER lamp (Green)

OPERATION lamp (Red)

MANUAL

AUTO

SWING SWING TIMER OERATION

TEST RUNNING

When the air conditioner is run by pressing the remote control unit test run button, the OPERATION, TIMER, and VERTICAL SWING lamps flash slowly at the same time.

ERROR

The OPERATION, TIMER, and VERTICAL SWING lamps operate as follows (Table 1) according to the error contents.

Table 1

Error contents	Error display
	OPERATION	TIMER	VERTICAL SWING
	lamp	lamp	lamp
Indoor EEPROM abnormal	O	O	X
Outdoor EEPROM abnormal	O	O	O
Indoor room temperature sensor	(2 times)	O	X
open
Indoor room temperature sensor	(2 times)	O	O
short-circuited
Indoor heat exchanger	(3 times)	O	X
temperature sensor open
Indoor heat exchanger	(3 times)	O	O
temperature sensor short-circuited
Float switch operated	(4 times)	O	X
Indoor signal abnormal	(5 times)	O	X
Outdoor signal abnormal	(5 times)	O	O
Indoor fan abnormal	(6 times)	O	X
Outdoor power source connection	O	(2 times)	X
abnormal
Outdoor heat exchanger	O	(3 times)	X
temperature sensor open
Outdoor heat exchanger	O	(3 times)	O
temperature sensor short-circuited
Outdoor temperature sensor open	O	(4 times)	X
Outdoor temperature sensor	O	(4 times)	O
short-circuited
Outdoor discharge pipe	O	(5 times)	X
temperature sensor open
Outdoor discharge pipe	O	(5 times)	O
temperature sensor short-circuited
Outdoor high pressure abnormal	O	(6 times)	X
Outdoor discharge pipe	O	(7 times)	X
temperature abnormal
O : 0.1s ON / 0.1s OFF (flash)	X : OFF
: 0.5s ON / 0.5s OFF (flash)

2. OUTDOOR UNIT

ERROR : Heat & Cool model (Reverse cycle) only

The LED lamps operate as follows (Table 2) according to the error contents.

Table 2

Error display

LED 1	LED 2	Error contents
0.1 sec.	0.1 sec.	Model abnormal or
ON	ON	EEPROM abnormal
OFF	OFF
Quick flash continued	Quick flash continued
0.5 sec.		Power source
ON	ON	connection error
OFF	OFF
2 sec.
1 quick flash repeated	Lighting continued
0.5 sec.		Discharge temperature
ON	ON	sensor error
OFF	OFF
2 sec.
2 quick flashes repeated	Lighting continued
0.5 sec.		Outdoor heat
ON	ON	exchanger temperature
OFF	OFF	sensor error
2 sec.
3 quick flashes repeated	Lighting continued
4 quick flashes repeated	Lighting continued	Outdoor temperature
		sensor error
5 quick flashes repeated	Lighting continued	Communication signal
		error
6 quick flashes repeated	Lighting continued	Indoor unit error
7 quick flashes repeated	Lighting continued	Discharge temperature
		abnormal
8 quick flashes repeated	Lighting continued	High pressure
		abnormal

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.

– 8 –

2003.05.13

Models : ABG45RGC3W / AOG45RCG3L, ABY45RGC3W / AOY45RCG3L, ABT45RGC3W / AOT45RCG3L ABG54ABA3W / AOG54APA3L, ABY54ABA3W / AOY54APA3L, ABT54ABA3W / AOT54APA3L, ABG54RBA3W / AOG54RPA3L, ABY54RBA3W / AOY54RPA3L, ABT54RBA3W / AOT54RPA3L

1. INDOOR UNIT

Operation can be checked by lighting and flashing of the display section OPERATION, TIMER, and VERTICAL SWING lamps.

Perform judgment in accordance with the following.

VERTICAL SWING lamp (Orange)

TIMER lamp (Green)

OPERATION lamp (Red)

MANUAL

AUTO

SWING SWING TIMER OERATION

TEST RUNNING

When the air conditioner is run by pressing the remote control unit test run button, the OPERATION, TIMER, and VERTICAL SWING lamps flash slowly at the same time.

ERROR

The OPERATION, TIMER, and VERTICAL SWING lamps operate as follows (Table 1) according to the error contents.

Table 1

	Error contents	Error display
		OPERATION	TIMER	VERTICAL SWING
		lamp	lamp	lamp
	Indoor EEPROM abnormal	O	O	X
	Outdoor EEPROM abnormal	O	O	O
	Indoor room temperature sensor	(2 times)	O	X
	open
	Indoor room temperature sensor	(2 times)	O	O
	short-circuited
	Indoor heat exchanger	(3 times)	O	X
	temperature sensor open
	Indoor heat exchanger	(3 times)	O	O
	temperature sensor short-circuited
	Float switch operated	(4 times)	O	X
	Indoor signal abnormal	(5 times)	O	X
	Outdoor signal abnormal	(5 times)	O	O
	Indoor fan abnormal	(6 times)	O	X
	Outdoor power source connection	O	(2 times)	X
	abnormal
	Outdoor heat exchanger	O	(3 times)	X
	temperature sensor open
	Outdoor heat exchanger	O	(3 times)	O
	temperature sensor short-circuited
	Outdoor temperature sensor open	O	(4 times)	X
	Outdoor temperature sensor	O	(4 times)	O
	short-circuited
	Outdoor discharge pipe	O	(5 times)	X
	temperature sensor open
	Outdoor discharge pipe	O	(5 times)	O
	temperature sensor short-circuited
	Outdoor high pressure abnormal	O	(6 times)	X
	Outdoor discharge pipe	O	(7 times)	X
	temperature abnormal
	O : 0.1s ON / 0.1s OFF (flash)	X : OFF
	: 0.5s ON / 0.5s OFF (flash)
2003.05.13				– 9 –

2. OUTDOOR UNIT

When the outdoor temperature drops, the outdoor unit's fans may switch to low speed, or one of the fans may stop intermittently.

ERROR : Reverse cycle only

The LED lamps operate as follows (Table 2) according to the error contents.

Table 2

Error contents LED1 LED2 LED3 LED4 LED5 LED6

Signal abnormal

Indoor unit abnormal

Discharge pipe temperature abnormal

Outdoor heat exchanger temperature abnormal

Outdoor temperature abnormal

Power source connection error

EEPROM abnormal

Outdoor high pressure abnormal

Discharge pipe temperature abnormal

: 0.5s ON / 0.5s OFF (flash)		: OFF
: 0.1s ON / 0.1s OFF (flash)		: Indefinite

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 LED DISPLAY LAYOUT

CN14
	TEST
IC1
LED3	LED6
LED2	LED5
LED1	LED4

C I R C U I T D I A G R A M

Models : ABG30ABA-W, ABG54ABA3W ABY30ABA-W, ABY54ABA3W ABT30ABA-W, ABT54ABA3W

Models :

ABG30RBA-W, ABG45RGC3W, ABG54RBA3W ABY30RBA-W, ABY45RGC3W, ABY54RBA3W ABT30RBA-W, ABT45RGC3W, ABT54RBA3W

THERMISTOR (ROOM TEMP.)

THERMISTOR (PIPE TEMP.)

GRAY
GRAY	1 2				FAN MOTOR
	GRAY	GRAY	BLACK	BLACK	CAPACITOR
					WHITE

CN 201

BOARD	1
	2
	3
DISPLAY	4
	7
	5
	6
	8

FAN MOTOR

FM

				1
				2
			BROWN	3
				1
	1		RED
	2			2
			ORANGE
	3			3
			YELLOW
	4			4
			WHITE
	5			5
			BLUE
	6			6
			PURPLE
	7			7
			GRAY
	8			8
			GRAY
				1
	1		PURPLE
	2			2
			BLUE
	3			3
			BLACK
				1
	2		WHITE
	1			2
			RED
	3			3

CN 13 CN 15

CN 5 CN 16

1 2

CN 6

CN 19

1 2

1	2	1	2
CN 7		CN 8
BOARD
CONTROL

CN 1

1 2

CN 4

CN 11 CN 10

1
2
	WHITE
	STEP MOTOR
	(UP/DOWN)
1	BROWN	1
2	RED	2	M
3	ORANGE	3
4	YELLOW	4
5	WHITE	5
	STEP MOTOR
	(LEFT/RIGHT)
1	BROWN	1
2	RED	2	M
3	ORANGE	3
4	YELLOW	4
5	WHITE	5

WHITE	BLACK	Use T3.15A-250V
		Fuse on F101

											FILTER BOARD		GREEN
						GRAY			N	L
							WHITE	BLACK
			TERMINAL			1	2		3
							(N)
		THERMISTOR (ROOM TEMP.)
		THERMISTOR (PIPE TEMP.)
							GRAY
							GRAY		1 2						FAN MOTOR
									GRAY	GRAY	BLACK	BLACK			CAPACITOR
															WHITE
				1	CN15	1	2		1	2	1	2	CN4	1
						CN 6			CN 7		CN 8
				2										2
CN 201				3
	1	1	BROWN	1											WHITE
BOARDDISPLAY	2	2	RED	2	13CN				BOARDCONTROL				10CN		STEP MOTOR
	3	3	ORANGE	3
	4	4	YELLOW	4										1	(UP/DOWN)
	5	5	WHITE	5											BROWN	1
			BLUE											2	RED	2
	6	6		6													M
			PURPLE											3	ORANGE	3
	7	7		7
	8	8	GRAY	8										4	YELLOW	4
														5	WHITE	5
															STEP MOTOR
FAN MOTOR		1	GRAY	1	16										(LEFT/RIGHT)
			PURPLE											1	BROWN	1
		2	BLUE	2	CN								11	2	RED	2
FM		3	BLACK	3										3	ORANGE	3	M
		2	WHITE	1	5								CN	4	YELLOW	4
		1		3	CN										WHITE
		3	RED	5				CN 1						5		5
								3	2	1
										BLACK
									WHITE						Use T3.15A-250V
															Fuse on F101
													FILTER BOARD		GREEN
										N		L
						RED	WHITE		BLACK
			TERMINAL			1	2		3
							(N)
– 10 –																	2003.05.13

Models : AOG30AMBH, AOY30AMBH

COMPRESSOR

BLACK

		C						THERMAL
	INTERNAL				CONNECTOR			PROTECTOR
	OVERLOAD			THERMAL
	PROTECTOR
				SWITCH
	RED	WHITE		BROWN	BLUE	RED	BLACK	FAN
	S	R
COMPRESSOR							WHITE	MOTOR
				WHITE
CAPACITOR							L	FAN MOTOR
				BLACK	H
								CAPACITOR
1	5			BROWN			OUTDOOR
							THERMOSTAT
								PRESSURE
				BROWN		C		SWITCH
4	6							BLACK
MAIN RELAY		BLACK	WHITE				FUSE
	BLACK						5A	BLACK

GREEN/YELLOW	WHITE

TERMINAL

L

N

3

2(N)

1

Models : AOG30AMBL, AOY30AMBL

COMPRESSOR

INTERNAL	C
OVERLOAD
PROTECTOR
S	R
RED	WHITE

CR COMPOSITE

		H	BLUE
		C
BLACK	BLACK		RED
		L
		OUTDOOR
		THERMOSTAT

15

4	6	WHITE

MAIN RELAY

CONNECTOR

BLACK

THERMAL

PROTECTOR

FAN

MOTOR

COMPRESSOR CAPACITOR

GREEN/YELLOW

BLACK

BLACK

WHITE

FUSE

5A

WHITE

BLACK

WHITE

BROWN

BROWN

FAN MOTOR CAPACITOR

TERMINAL

L N 3 2(N) 1

2003.05.13

– 11 –

Model : AOT30AMBL

STARTER	6
	5
	4
SOFT	3
	1
	2
	BLACK

BLACK

BLACK		COMPRESSOR		COMPRESSOR
			C	CAPACITOR (START)
INTERNAL				BLUE
					RED
OVERLOAD
PROTECTOR				COMPRESSOR
				CAPACITOR (RUN)
		S	R	WHITE
	RED
			GRAY
				RED
WHITE	WHITE				BLUE	RED

CONNECTOR

BLACK

WHITE

THERMAL

PROTECTOR

FAN

MOTOR

1	5	BROWN					FAN MOTOR
					H	L
							CAPACITOR
		BROWN					OUTDOOR
4	6			FUSE
							THERMOSTAT
MAIN RELAY				5A
		BLACK	BLACK		BLACK
						C
	GREEN/YELLOW				WHITE

TERMINAL

L

N

3

2(N)

1

Models : AOG30RMCL, AOY30RMCL

	BLACK
INTERNAL	COMPRESSOR
OVERLOAD
PROTECTOR	C
S	R
		MAIN RELAY	1
	WHITE		4

GREEN

E

CN15

1 2

RED	RED
5

6

BLACK

	THERMISTOR	THERMISTOR
	(PIPE TEMP.)	(OUTDOOR TEMP.)
	GRAY		BLACK
	GRAY		BLACK
1	2	1	2

CN11 CN12

CONTROL BOARD

CN9			CN1		CN4		CN3		CN2
1	2	1	2	3	1	2	1	2	1	2
BLACK BLACK	BLACK		WHITE	RED	WHITE	WHITE	RED	RED	PURPLE	PURPLE
4WV				FANMOTOR	CAPACITOR
	WHITE
SOLENOID
COIL							TRANSFORMER

WHITE

BLUE

COMPRESSOR GREEN/YELLOW

CAPACITOR

RED	L N	3	2	1	TERMINAL
			(N)

THERMISTOR (DISCHARGE TEMP.)

BROWN

BROWN

1

2

FUSE

CN13

T 3.15A 250V

CN8

CN5

1

2

4

3

2

1

BLACK

BLACK

BLUE

RED

WHITE

BLACK

BLUE

RED

WHITE

BLACK

BELT

HEATER FAN

MOTOR

TO POWER SUPPLY	TO INDOOR UNIT

– 12 –

2003.05.13

Model : AOT30RMCL

THERMISTOR

THERMISTOR

THERMISTOR

(PIPE TEMP.)

(OUTDOOR TEMP.)

(DISCHARGE TEMP.)

GREEN

GRAY

BLACK

BROWN

SOFT STARTER

GRAY

BLACK

BROWN

6

5

4

3

2

1

1

2

1

2

1

2

E

FUSE

BLACK

CN11

CN12

CN13

T 3.15A 250V

GRAY

BLACK

CONTROL BOARD

RED

CN15

CN9

CN1

CN4

CN3

CN2

CN8

CN5

S

1

2

1

2

1

2

3

1

2

1

2

1

2

1

2

4

3

2

1

COMPRESSOR

R

RED

RED

BLACK

BLACK

WHITE

WHITE

PURPLE

PURPLE

BLACK

BLACK

WHITE WHITE

BLACK BLACK

1

RED

RED

5

C

4WV

OVERLOAD

SOLENOID

PROTECTOR

RED

4

6

COIL

TRANSFORMER

COMPRESSOR

RELAYMAIN

BLACK

WHITEBLACK

WHITE RED MOTORFAN CAPACITOR

BLUEBLUE

REDRED

CAPACITOR

WHITE

WHITE

BELT

FAN

BLUE

HEATER

MOTOR

START

RED

GREEN/YELLOW

CAPACITOR

L

N 3

2

1

BLUE

TERMINAL

(N)

TO POWER SUPPLY

TO INDOOR UNIT

Models : AOG45RCG3L, AOY45RCG3L, AOT45RCG3L

			FAN MOTOR (UPPER)	BLUE
			FM	RED
COMPRESSOR				WHITE
				BLACK
		INTERNAL	FAN MOTOR (LOWER)
T1	T3	OVERLOAD
		PROTECTOR		BLUE
			FM	RED
				WHITE
				BLACK
	T2

						FAN MOTOR
	BLACK	WHITE	RED			CAPACITOR (UPPER)
						BLACK	YELLOW
RELAY	2	4	6	A1/A			YELLOW
						FAN MOTOR
						CAPACITOR (LOWER)	YELLOW
MAGNETIC	1	3	5	A2/B
							YELLOW
	BLACK	WHITE	RED	GRAY		WHITE
				BLUE		WHITE
						BLACK
GREEN/YELLOW
				WHITE		RED
	R S T N 3				2	1
TERMINAL					(N)		GREEN
TO POWER SUPPLY					TO INDOOR UNIT

4
3 16
2	CN
1

	4	3
	3
		CN
	2
	1
		15
	2
		CN
	1
		2
	2
		CN
	1
		22
	2
	1	CN
		7
	2
		CN
	1
	W1
	E

		6
	9	5
		4
	CN
		3
		2
		1
		6
	11	5
		4
	CN
		3
		2
CONTROL BOARD		1
	CN 6 CN 4
		2
		1
		2
		1
	13
		2
	CN
		1
	250V
	FUSE T 6.3A

BROWN BROWN BLACK BLACK BLACK BLACK

WHITE YELLOW ORANGE BLUE BROWN RED

BLACK

BLACK

BLACK

BLACK

BLUE

BLUE

THERMISTOR

(DISCHARGE TEMP.)

(PIPE TEMP.)

(OUTDOOR TEMP.)

EV

EXPANSION

VALVE COIL

4WV

SOLENOID COIL

BELT HEATER

HIGH

PRESSURE SWITCH

2003.05.13

– 13 –

Models : AOG54APA3L, AOY54APA3L, AOT54APA3L

FAN MOTOR

FAN MOTOR

COMPRESSOR

(UPPER)

THERMAL

(LOWER)

INTERNAL

OVERLOAD

PROTECTOR

T1

T3

PROTECTOR

BLACK

RED

T2

BLUE

THERMOSTAT (DISCHARGE PIPE)

CONNECTOR

CONNECTOR

BLACK

BLACK

2

4

6

32

A1/A

WHITE

WHITE

CRANKCASE HEATER

FAN

FAN

CAPACITOR

CAPACITOR

RED

WHITE

WHITEWHITE

MAGNETICRELAY

COMPOSITECR

3

5

31

A2/B

BLUE

1

BLACK

BROWN

WHITE

BLACK

WHITE

OUTDOOR THERMOSTAT

BLUE

GRAY

L

N

TERMINAL

BLUE

BLACK

BLUE

C

BLACK

FUSE

GREEN/YELLOWWHITE RED

RED

5A

TERMINAL

R S

T N

3

2

1

BLACK

(N)

TO POWER SUPPLY

TO INDOOR UNIT

Models : AOG54RPA3L, AOY54RPA3L, AOT54RPA3L

			FAN MOTOR (UPPER)	BLUE
			FM	RED
COMPRESSOR				WHITE
				BLACK
		INTERNAL	FAN MOTOR (LOWER)
T1	T3	OVERLOAD
		PROTECTOR		BLUE
			FM	RED
				WHITE
				BLACK
	T2

						FAN MOTOR
	BLACK	WHITE	RED			CAPACITOR (UPPER)
						BLACK	YELLOW
RELAY	2	4	6	A1/A			YELLOW
						FAN MOTOR
						CAPACITOR (LOWER)	YELLOW
MAGNETIC	1	3	5	A2/B
							YELLOW
	BLACK	WHITE	RED	GRAY		WHITE
						PINK
				BLUE		WHITE
						BLACK
GREEN/YELLOW
				WHITE		RED
TERMINAL	R S		T N 3		2	1
					(N)		GREEN
TO POWER SUPPLY					TO INDOOR UNIT

4
3 16
2	CN
1

	4	3
	3
		CN
	2
	1
		15
	2
		CN
	1
		2
	2
		CN
	1
		22
	2
	1	CN
	3	CN 7
	2
	1
	W1
	E

		6
	9	5
		4
	CN
		3
		2
		1
		6
	11	5
		4
	CN
		3
		2
CONTROL BOARD		1
	CN 6 CN 4
		2
		1
		2
		1
	13
		2
	CN
		1
	250V
	FUSE T 6.3A

BROWN BROWN BLACK BLACK BLACK BLACK

WHITE YELLOW ORANGE BLUE BROWN RED

BLACK

BLACK

BLACK

BLACK

BLUE

BLUE

THERMISTOR

(DISCHARGE TEMP.)

(PIPE TEMP.)

(OUTDOOR TEMP.)

EV

EXPANSION

VALVE COIL

4WV

SOLENOID COIL

BELT HEATER

HIGH

PRESSURE SWITCH

– 14 –

2003.05.13

I N D O O R P R I N T E D C I R C U I T B O A R D

C I R C U I T D I A G R A M

Models : ABG30ABA-W, ABG54ABA3W ABY30ABA-W, ABY54ABA3W

ABT30ABA-W, ABT54ABA3W CONTROLLER PCB ASSEMBLY ( MAIN PCB ) ABG30ABA-W,ABY30ABA-W,ABT30ABA-W : EZ-0020GWSE-C ABG54ABA3W,ABY54ABA3W,ABT54ABA3W : EZ-0020FWSE-C

5V

REMOTE CONTROL CUSTOM CODE

SWITCHING (R1)

REMOTE CONTROL CUSTOM CODE

SWITCHING (R2)

POWER SOURCE 220 - 240V

50Hz

INDICATOR PCB

EZ-097JHSE-D

OUTDOOR UNIT

AUTO RESTARTE SWITCHING

ROOM TEMPERATURE CORRECTION ( HEATING OPERATION )

ROOM TEMPERATURE CORRECTION ( HEATING OPERATION )

2003.05.13

– 15 –

Models : ABG30RBA-W, ABG45RGC3W, ABG54RBA3W ABY30RBA-W, ABY45RGC3W, ABY54RBA3W

ABT30RBA-W, ABT45RGC3W, ABT54RBA3W CONTROLLER PCB ASSEMBLY (MAIN PCB)

ABG30RBA-W,ABY30RBA-W,ABT30RBA-W : EZ-0027HSE-C

ABG45RGC3W,ABY45RGC3W,ABT45RGC3W : EZ-0022AHSE-C

ABG54RBA3W,ABY54RBA3W,ABT54RBA3W : EZ-002THSE-C

5V

POWER SOURCE 220 - 240V

50Hz

TM101

TM102

	C6	R5
	4700P	62K
	600V	<2W>
	R4	D5
	330K
		1SR139-600
	<2W>
		D10
	R1 3.3
		1SR139-600

	<5W>
					Q1	C7 0.047			R6 100
					2SC4236
						50V			<1/2W>
		D1				D2
						D1FL20U
		D3SB60			R3 100
					<1/10W>	D3			D4
					Q2
						MTZJ5.1B			D1FL20U
					2SC1815
			C5	+	R2
						R7			C8
			100/		1.5
						330		+	100/
			450V		<2W>
						<1/4W>			6.3V
										JM6
FH101		BET	FH102
L		F101				C103	C105
		3.15A		VA102		0.01	0.01			C101
		<250V>				<F>	<F>
				470V		C104	C106			0.22
										275V
						0.01	0.01
N
						<F>	<F>
					LF101
	SA101				ELF20N018A
				VA101
	3600V			470V
AWG16	E101	W103	W104
					AC IN
UL1015	GREEN				CN1 B3P5-VH-B-C BLACK
			UL1015 AWG18 BLACK
			UL1015 AWG18 WHITE
						CN4
						B2P3-VH-B-Y
			UL1015 AWG20 WHITE			YELLOW
						CN4-1
	FAN CAPACITOR
			UL1015 AWG20 WHITE			CN4-2
			UL1015 AWG20 BLACK			CN5-1
		F M	UL1015 AWG20 WHITE			CN5-2

R15 - R17

10K <1/10W> x 3
	JM1		R18 1.0K <1/10W>					1	P15
REMOTE CUSTOM CODE	JM2		R19 1.0K <1/10W>					2	P16
SWITCHING (R1)
REMOTE CUSTOM CODE	JM3		R20 1.0K <1/10W>					3	P17
SWITCHING (R2)
					C19 - C21
					0.01 x 3
T1						<F>
SWITCHING TRANSFORMER
ZFT29B01	14V		R59		10K <1/10W>			54	P122
D6
			R97		10K <1/10W>			55	P123
D2FL20U
	R810K <1/10W>		R98		10K <1/10W>			66	P05
C9			R99		10K <1/10W>			74	VDD0
	+							65	P04
1000
/25V		IC3	5V					68	VDD1
		7805
								75
		I O							AVRF0
PRIMARY SECONDARY		G						7	AVRF1
		C13	C14		+ C15	C47
		0.1	100/		0.1	0.1
C54		<F>	6.3V		<F>	<F>
								4	AVSS
0.01
								67	VSS0
<F>
			R33 - R36					33	VSS1
		5V
			1.0K <1/4W> x 4
								56	P124
								57	P125
VA1								58	P126
								59	P127
470V
		R29 - R32
	10K <1/10W> x 4
			5V		C26 - C29
			1
					0.01 <F> x 4
					10	7		41	P65
				IC5 (1/7)
18			5	uPA2003GR
			2					42	P66
14					R14 10K	CR1
			3		<1/10W>	0.01
					5V	<F>
			R10 10K			R9 390
10			<1/10W>			<1/10W>		63	P02
	IC10	HI2002	4				CR6
							0.01
5V	R93 - R96		C17		Q3		<F>
			0.01
	10K <1/10W> x 4		<F>		DTC124EKA
						NC		72	XT2
	14V	IC5 (5/7)
SSR1		uPA2003GR
G3MC-202PL-VD
		11	6					40	P64
DC12V
+		12	5					39	P63
-		13	4					38	P62

P10	76
		C34
		0.1
P11	77	<F>

C37

0.1

<F>

P57 35

P56 34

P50 27

P27 18

P26 17

P25 16

P22 13

P21 12

P20 11

P130 5

P51 28

P52 29

P53 30

P54 31

P55 32

P01 62

P70	8	4	D0	VCC	8
P71	9	3	D1	NC	7
P72	10	2	SK	NC	6
P131	6	1	CS	GND	5

R77 - R79

10K <1/10W> x 3

P36 50 6 11

UL1015 AWG20 RED

CN5-3

JM5 JM8

14

3

37

P61

P14

80

VA2

FAN MOTOR

CN5

470V

K 4

15

2

36

P60

P13

79

B3P5-VH-B

P12

78

WHITE

K4

5V

12

5

52

P120

P00

61

G5NB-1A

13

4

51

P37

CN6-2

P47

26

DRAIN PUMP

C3 0.22 <275V>

R21 - R24

14

3

49

P35

P46

25

R88 120 <1/2W>

CN9

10K <1/10W> x 4

CN6-1

IC6 (3/7)

P45

24

B5P-SHF-1AA

uPA2003GR

CN6

WHITE

R25 - R28

P44

23

B2P3-VH-B-E

CN9-1

1.0K <1/10W> x 4

43

P67

BLUE

P43

22

CN9-2

44

P30

C16

C31

TEST

CN9-3

45

P31

C43

0.01

0.01

0.01

TERMINAL BOARD

CN9-4

46

P32

<F>

<F>

<F>

CN9-5

C22 - C25

3

CR7

0.01 x 4

P03

64

0.01

<F>

14V

2(N)

<F>

9

XT1

73

IC6 (1/7) 15

48

P34

2

I C

71

1

uPA2003GR

8

5V

P24

15

5V

10KR39 <1/10W>

10KR38 <1/10W>

10KR37 <1/10W>

IC6 (2/7) 10

7

53

P121

P23

14

5V

uPA2003GR 16

1

47

P33

R55 10K

5V

R76 10K R75 10K

R42 1.0K

<1/10W>

NO.1

19

P40

<1/10W>

1

<1/10W> <1/10W>

NO.2

R41 1.0K

<1/10W>

20

P41

RESET

60

3 PST

C45 JM10

NO.3

R40 1.0K

<1/10W>

21

P42

C44

IC8 600C

0.1

SW1

C10

C12

C30

X1

X2

0.1

2

<F>

OUTDOOR UNIT

1

70

69 3

<F>

DSS803

AUTO RESTART SWITCHING

0.01

0.01

0.01

ROOM TEMPERATURE CORRECTION

<F>

<F>

<F>

( HEATING OPERATION )

ROOM TEMPERATURE CORRECTION

( HEATING OPERATION )

X1

CSTS0500MG03-T

5V

C49

0.01

<F>

INDICATOR PCB EZ-097JHSE-D

– 16 –

2003.05.13

R E M O T E C O N T R O L U N I T C O D E S W I T C H I N G

JM1

JM2

JM3

JM1

JM2

JM3

ABG45RGC3W, ABY45RGC3W,

ABT45RGC3W models

Remote control unit

A B C D

Remote control unit

signal selector switch

A B C D

Confirm the remote control unit signal selector switch selection and printed circuit board setting. If these are not confirmed, the remote control unit cannot be operated for the air conditioner.

Indoor unit

Printed circuit board

Other models

• Remote control unit settings

(1)Press the START/STOP button and display only the clock.

CLOCK

MASTER	SET	SET	FAN
CONTROL	TEMP.	TIME	CONTROL

+

(2)Press the MASTER CONTROL button continuously for more than five seconds to display the current signal code.

	MASTER SET	SET	FAN
	CONTROL TEMP.	TIME	CONTROL
	+
(3) Change the signal code with the +				button
(	).

MASTER	SET	SET	FAN
CONTROL	TEMP.	TIME	CONTROL

+

(4)Press the MASTER CONTROL button again to return to the clock display and change the signal code.

Confirm the setting of the remote control unit signal codes setting and the printed circuit board setting.

If these are not confirmed, the remote control unit cannot be used to operate for the air conditioner.

Jumper wire		Remote control unit
JM 2	JM 3	signal selector switch
Connect	Connect	A (Primary setting)
Connect	Disconnect	B
Disconnect	Connect	C
Disconnect	Disconnect	D

2003.05.13

– 17 –