General ASH7FSBCW User manual

SPLIT TYPE

ROOM AIR CONDITIONER

WALL MOUNTED

type

CONTENTS

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

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

REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 3

CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

ERROR DISPLAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . . . .

DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Models

Indoor unit Outdoor unit

ASH7FSBCW

ASH7USBCW

AOH7FSBC

AOH7USBC

ASH7USBCW AOH7USNC

PIPE LENGTH

FULL

CHARGE

SPECIFICATIONS

INDOOR UNIT

OUTDOOR UNIT

COOLING CAPACITY (kW)

HEATING CAPACITY (kW)

POWER SOURCE

RUNNING

CURRENT (A)

INPUT WATTS (kW)

EER (kW/kW)

MOISTURE REMOVAL

( g )

AIR CIRCULATION - Hi (m3/hr )

ELECTRICAL SPECIFICATIONS

COMPRESSOR

FAN MOTOR

TYPE

DISCRIMINATION

POWER SOURCE (V)

HI-SPEED (r.p.m.)

OUTDOOR UNIT

MED-SPEED (r.p.m.)

LO-SPEED (r.p.m.)

( /hr )

REFRIGERANT R410

-----

COOLIING

HEATING

COOLIING

HEATING

COOLIING

HEATING

INDOOR UNIT

TYPE

MAX PIPE LENGTH

MAX ELEVATION

10.0m

7.5 m

CHARGELESS

ADDITIONAL CHARGE

REFRIGERANT CHARGE (R410)

DIMENSIONS

WEIGHT

OUTDOOR UNIT

H x W x D (mm)

GROSS / NET (kg)

INDOOR UNIT

OUTDOOR UNIT

INDOOR UNIT

ASH7FSBCW

AOH7FSBC

Single-phase 230V 50Hz

3.9

1.0

380

3.6

ASH7USBCW

AOH7USNCAOH7USBC

2.30

2.20

-----

2.25

0.83

2.65

380

0.75

3.07

3.7

1.0

0.80

2.81

Cooling and Heat-pump heatingCooling

600600

802-100-35 (F) 802-100-35 (F) C-1RV096H1A

Rotary

MFA-40GRL

MFB-07ATW

550

230

1,280

1,170

1,060

790

257 x 808 x 187

535 x 650 x 250

10 / 8

28 / 26

10 / 8

27 / 25

10 m

5 m

20g / m

7.5 m

600 g

650 g

10 m

5 m

20g / m

7.5 m

550 g

600 g

2005.02.10 1

DIMENSIONS

U nit : m m

Models : ASH7FSBCW

ASH7USBCW

250

650

500

535

2005.02.10 2

257

187808

Models : AOH7FSBC

AOH7USBC

AOH7USNC

3-Way valve

(with charging port)

Condenser

Dryer

Capillary tube

2-Way valve

(Flare connection)

Gas pipe (9.52 dia.)

(Flare connection)

Liquid pipe (6.35 dia.)

(Flare connection)

INDOOR UNIT

OUTDOOR UNIT

[ Connecting pipe ]

Evaporator

Com-

pressor

REFRIGERANT SYSTEM DIAGRAM

Models : ASH7FSBCW / AOH7FSBC

Models : ASH7USBCW / AOH7USBC

ASH7USBCW / AOH7USNC

2-Way valve

Dryer (AOY7USBC)

Strainer (AOY7USNC)

3-Way valve

4-Way valve

Evaporator

Condenser

Common capillary tube

: Cooling

: Heating

Com-

pressor

Accumulator

INDOOR UNIT

2005.02.10 3

BLACK

WHITE BLUE

WHITE

RED

ORANGE

WHITE RED

INDOOR UNIT

OUTDOOR UNIT

Terminal

Compressor

Fan Motor

Capacitor

Overload Relay

Compressor

Capacitor

N L

R C

CIRCUIT DIAGRAM

Models : ASH7FSBCW / AOH7FSBC

Terminal

Relay

Thermistor

(pipe)

Thermistor

(room)

Step Motor

Fan Motor

Transformer

Power Supply PCB

Controller PCB

Test

2005.02.10 4

INDOOR UNIT

OUTDOOR UNIT

Models : ASH7USBCW / AOH7USBC

ASH7USBCW / AOH7USNC

Fan Motor

Stepping Motor

Relay

Fan Motor

Capacitor

Thermistor

(pipe)

Test

Thermistor

(room)

Controller PCB

Power Supply PCB

Terminal

Transformer

Terminal

4-way

Valve Coil

Overload

Relay

Compressor

Fan Motor

Capacitor

Fan Motor

Compressor

Capacitor

2005.02.10 5

LOUVER

OPERATE

TIMER

SWING

C104

0.1

12V

SSR101

G3MC-201PL-VD DC12V

12V

L101

SS11V-10062

D101

S1VB20

D103

1SR139

+ C108

0.1

<F>

C106

2200

/25V

Q101

2SD880

D104

MTZJ15B

R102

1.0K

<1/2W>

+C109

10/

50V

R101

10K

<1/4W>

C105

2200

/35V

C101

4700P

C102

4700P

W101

GREEN

UL1015

AWG22

C110

VA102

470V

FAN CAPACITOR

7.0 uF

CN101 B3P5-VH-B

CN101-1

CN101-3

CN101-5

BLACK

YELLOW

WHITE

RED

CN7-3

CN7-1

CN7-2

WHITE

BLACK

FAN MOTOR S3P-VH CN8

5V 5V

0.1

<F>

10K <1/10W>

R14

10K <1/10W>

12V BZ1

PKM13EPY-4000

B Z

DTC124EUA

R2 1.0K

<1/10W>

0.1

<F>

12V

IC101

7805

D102

1SR139

12V

K103

G4A-1A-E-PS

CN105

PHR-8

CN6

B8B-PH-K-S 5V

C11

0.1

<F>

EEPROM

IC2

BR93LC46

VCC

TEST

GND

R12 10K

<1/10W>

IC4-7 uLN2003

IC4-5 uLN2003

IC4-6 uLN2003

R33 10K

<1/10W>

C9 0.01

<R>

R7 4.7K

<1/8W>

0.1

<F>

R6 1.0K

<1/8W> Q3 DTC124EUA

R8 10K

<1/10W>

Q1 DTC124EUA

10/

25V

JP1

JP3

JP4

JP2

R3, R34, R5, R35

10K <1/10W>

R29 10K

<1/10W>

R28 10K

<1/10W>

R30 1.0K

<1/10W> SW1 MANUAL AUTO

SWITCH

C27

0.1

<F>

IC3

BD4742G

RESET

R27

10K (1%)

<1/10W>

R26

49.9K (1%)

<1/10W>

R24 390

<1/10W>

R25 390

<1/10W>

C21

0.1

<F>

C25

0.1

<F>

C22

0.1

<F>

R20 - R23

10K <1/10W> x 4

C16

1000P

<R>

R19 10K

<1/10W>

R18 47

<1/10W>

12V

R17 330 <1/10W>

R15 330 <1/10W>

R16 330 <1/10W>

12V

CST8.38MHz

IC4-1 uLN2003

IC4-4 uLN2003

IC4-3 uLN2003

IC4-2 uLN2003

413

3 14

2 15

33 32

X1 X2 45

31 P43

P42

P41

P40

P44

P45

P46

P47

P54

P55

P56

P00

P34

P35

P36

P03

P25

XT2

P10

P11

RESET

P57

P75

P02

P20

P21

P22

P74

AVDD

VDD0

VDD1

AVREF

P12

P13

XT1

VSS0

VSS1

AVSS

P53

P01

P50

P51

P52

P73

P72

P71

P70

P23

P24

I C

CN2-1 BLACK

CN2-2 BLACK

CN3-2 GRAY

CN3-1 GRAY

CN1-1

CN4-1 RED

CN1-5

CN1-4

CN1-3

CN1-2

CN4-2 WHITE

CN4-3 WHITE

CN4-4 WHITE

CN4-6 WHITE

CN4-5 WHITE

CN5-6 RED

CN5-7 ORANGE

CN5-8 YELLOW

CN5-9 PINK

CN5-10 BLUE

UL1061 AWG26 x 5

UL1061 AWG26 x 6

X201

GP1UM261RK

VCC

GND

DATA

R201 47

<1/4W>

C202

0.1

<F>

C201

47/10V

D201 SLR-325<VC>RED

D202 SLR-325<MC>

GRN

D203 SLR-325<DC>

ORG

CN201

CN5 53325-0510

B6B-PH-K-SCN4

CN1 B5P-SHF-1AA

CHECKER

INDICATOR PCB

EZ-002SWSE-D

CN2 150-103-86176

CN3 150-503-96077

ROOM TEMPERATURE THERMISTOR

PIPE TEMPERATURE THERMISTOR

VA101

470V

C103

0.1

FH101

F101

T 3.15A 250V

F102

W103

BLACL

BROWN

BLUE

UL1015 AWG14

UL1015 AWG22

WHITE

UL1015 AWG22 BLACK

POWER SOURCE

220 / 240V

50Hz

TERMINAL BOARD

GREEN / YELLOW

POWER TRANSFORMER

EZ-030HSE-T

THERMAL FUSE

PRIMARY SECONDARY

THERMAL FUSE (103 )

CN102-3 PURPLE

CN102-1 PURPLE

CN104-1 RED

CN104-2 RED

CN103-2 GRAY

CN103-1 GRAY

B2P3-VH-B

B2B-XH-AM

B2B-XASK-1-A

CN102

CN103

CN104

POWER SUPPLY PCB

EZ-002SWSE-P

F M

CN105-1

CN6-2

CN6-1

CN105-8

CN105-7

CN105-6

CN105-5

CN105-4

CN105-3

CN105-2

BLUE

WHITE

CN6-4

CN6-8

CN6-7

CN6-6

CN6-5

CN6-3

UL1061 AWG26 x 8

HEATINGTEMPERATURE

CORRECTION 1

HEATINGTEMPERATURE

CORRECTION 2

AUTO RESTART

REMOTE CONTROL

CUSTOM CODE

CONTROLLER PCB ASSEMBLY ( MAIN PCB )

EZ-003TWSE-C ( F )

I C 1

uPD780024ASGB-X26-8ET

INDOOR PCB CIRCUIT DIAGRAM

Model : ASH7FSBCW

2005.02.10 6

SW1 MANUAL AUTO

SWITH

R29 10K

<1/10W>

C27

0.1

<F>

R27

10K

<1/10W>

(1%)

R26

49.9K

<1/10W>

(1%)

CN2 150-103-86176

CN3 150-503-96077

ROOM TEMPERATURE THERMISTOR

PIPE TEMPERATURE THERMISTOR

CN2-1 BLACK

CN2-2 BLACK

CN3-2 GRAY

CN3-1 GRAY

R28 10K

<1/10W>

RESET

IC3

BD4742G

R201

47 <1/4W>

OPERATE

RED

TIMER

GREEN

SWING

ORANGE

WHITE

RED

INDICATOR PCB

EZ-002YHSE-D

CHECKER

LOUVER

RED

ORANGE

YELLOW

PINK

BLUE

RED

WHITE

CN7-1

CN7-3

CN7-2

BLACK

FAN MOTOR

CN101-1

CN101-5

CN101-3

BLACK

YELLOW

WHITE

ORANGE

FAN CAPACITOR

POWER TRANSFORMER

EZ-030HSE-T

PRAIMARY

SECONDARY

PURPLE

RED

PURPLE

THERMAL FUSE

GRAY

POWER SUPPLY PCB

EZ-002YHSE-P

GREEN

BLUE

WHITE

BLACK

RED

BLUE

BROWN

TO EARTH TERMINAL

GREEN / YELLOW

TERMINAL BOARD POWER SOURCE

220 / 240V

50Hz

OUTDOOR UNIT

BROWN

WHITE

UL1061 AWG26 x 8

CN6-8

CN6-5

CN6-4

CN6-2

CN6-3

CN6-1

CN6-6

CN6-7

WHITE

BLUE

12V

HEATINGTEMPERATURE

CORRECTION 2

HEATINGTEMPERATURE

CORRECTION 1

CONTROLLER PCB ASSEMBLY (MAIN PCB)

EZ-0030AHSE-C (F)

uPD780024ASGB-X25-8ET

I C 1

12V

Model : ASH7USBCW

0.1 <F>

R1 10K

<1/10W>

R3,R34,R5,R35

10K <1/10W>

JP1

JP4

JP3

JP2

R2 1.0K

<1/10W>

R14 10K

<1/10W>

0.1

<F>

CN8

S3P-VH

BZ1

PKM13EPY-4000

DTC124EUA R30 1.0K

<1/10W>

C21

0.1

<F>

C25

0.1

<F>

C22

0.1

<F> R24 390

<1/10W>

R24 390

<1/10W>

R25 390

<1/10W>

R20 - R23

10K <1/10W> x 4

R19 10K

<1/10W>

C16

1000P

<R>

R18 47

<1/10W>

330 <1/10W>

R17

R16

R15

12V

CST8.38MHz

12V

IC4-1 uLN2003

IC4-4 uLN2003

IC4-3 uLN2003

IC4-2 uLN2003

CN5 53325-0510

CN4 B6B-PH-K-S

X201

C202

0.1

<F>

C201

47/10V

CN201

CN1 B5P-SHF-1AA

W106

W105

CN101 B3P5-VH-B

SSR101

G3MC-201PL-VD

VA102

470V

C104

0.1

L101

SS11V-10062

D101

S1VB20

12V

C108

0.1

<F>

C106

2200

/25V

D102

1SR139

IC101

7805

D103

1SR139

12V

C110

4700P

G3MB-202P UTU

W102W104W103

FH101

FH102

F101

3.15A 250V

C103

0.1

VA101

470V

VA103

470V

C102

4700P

C101

4700P

CR101 120/0.2

K101

G5NB-1

UL1015 AWG14

UL1015 AWG22

BLUERED

BLACK

CN105-8

CN105-7

CN105-6

CN105-5

CN105-4

CN105-3

CN105-1

CN105-2

B Z

12 5

3 1

DTC124EUA

11 6

IC4-7 uLN2003

IC4-6 uLN2003

IC4-5 uLN2003

R33 10K

<1/10W>

C11

0.1

<F>

CN6

B8B-PH-K-S

IC2

BR93LC46

EEPROM

R12 10K

<1/10W>

R8 10K

<1/10W>

0.01

<R>

10/

25V

R7 4.7K

<1/8W>

R6 1.0K

<1/8W>

0.1

<F>

UL1061 AWG26 x 6

UL1061 AWG26 x 5

CN5-6

CN5-7

CN5-8

CN5-9

CN5-10

CN4-6

CN4-4

CN4-5

CN4-3

CN4-2

CN4-1

GP1UM261RK

GND

VCC

DATA

D201 SLR-325 <VC>

D203 SLR-325 <DC>

D202 SLR-325 <MC>

CN1-1

CN1-5

CN1-4

CN1-3

CN1-2

4 13

33 32

X1 X2

12V

K103

G4A-1A-E-PS

CN105

PHR-8

CN102 B2P3-VH-B

CN103

CN104

B2B-XASK-1-A

B2B-XH-AM

CN102-3

CN102-1

CN104-1

CN104-2

CN103-2

CN103-1 (103 )

UL1015 AWG20

7.0

F M

K 101

VCC

TEST

GND

NC 7

10 7

P57

RESET

P11

P10

XT2

P25

P36

P03

P35

P34

P00

P56

P55

P54

P47

P46

P45

P44

P43

P42

P41

P40

AVDD

VDD0

VDD1

AVREF

P12

P13

XT1

VSS0

VSS1

AVSS

P53

P01

P50

P51

P52

P73

P72

P71

P70

P23

P24

I C

2005.02.10 7

N L 3 4

ERROR DISPLAY

Troubleshooting check table

Operation lamp : Red lamp

Timer lamp : Green lamp

: 0.5s ON/OFF repeated

: 0.1s ON/OFF repeated

2005.01.31 8

Error contents Error contents

thermistor error Red lamp (2 times) thermistor error (room temp.) Red lamp

Green lamp Green lamp (2 times)

thermistor error (heat exchanger) Red lamp

Green lamp (3 times)

control unit error Red lamp (4 times) MANUAL AUTO button error Red lamp

(indoor unit ) Green lamp Green lamp (2 times)

power source Hz decision error Red lamp

Green lamp (4 times)

fan motor error Red lamp (6 times) lock error Red lamp

(indoor unit) Green lamp Green lamp (2 times)

r.p.m error Red lamp

Green lamp (3 times)

LED indication LED indication

Small division indicationLarge division indication

DISASSEMBLY ILLUSTRATION

Model : ASH7FSBCW

ASH7USBCW

2005.02.10 9

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