Sharp AH-X108E Manuale utente

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

SHARP CORPORATION

Page

SPECIFICATIONS .......................................................................................................................................... 2

EXTERNAL DIMENSIONS............................................................................................................................... 4

WIRING DIAGRAMS....................................................................................................................................... 5

ELECTRICAL PARTS .................................................................................................................................... 10

BLOCK DIAGRAM ......................................................................................................................................... 12

MICROCOMPUTER CONTROL SYSTEM.................................................................................................... 14

FUNCTIONS ................................................................................................................................................. 25

FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES ............................................................. 30

BREAKDOWN DIAGNOSIS PROCEDURE .................................................................................................. 32

REFRIGERATION CYCLE........................................................................................................................... 34

PERFORMANCE CURVES .......................................................................................................................... 36

DISASSEMBLING PROCEDURE .................................................................................................................. 38

OPTION ......................................................................................................................................................... 45

REPLACEMENT PARTS LIST....................................................................................................................... 46

TABLE OF CONTENTS

S6831AYX138E/

SERVICE MANUAL

INDOOR UNIT

AH-X108E AY-X108E

AH-X138E AY-X138E

AU-X108E AE-X108E

AU-X138E AE-X138E

OUTDOOR UNIT

Intheinterestsofuser-safety(Requiredbysafetyregulationsinsome

countries) thesetshouldberestoredtoitsoriginalconditionandonly

parts identical to those specified should be used.

MODELS

SPLITTYPE

ROOM AIR CONDITIONERS

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

SPECIFICATIONS

Models INDOOR UNIT OUTDOOR UNIT

AH-X108E AH-X138E AU-X108E AU-X138E

Cooling capacity kW 2.8 (0.9 3.2) 3.6 (0.9 3.9) 2.8 (0.9 3.2) 3.6 (0.9 3.9)

Moisture removal Liters/h 1.1 1.3 1.1 1.3

Electrical data

Phase - Single

Rared frequency Hz 50

Rated voltage range V 198 to 264

Rated voltage V 220 - 240

Rated current A 4.5 - 4.1 6.2 - 5.9 4.5 - 4.1 6.2 - 5.9

Rated input W 930 1220 930 1220

Power factor % 94 - 95 89 - 86 94 - 95 89 - 86

Compressor Type Hermetically sealed rotary type

Model HV237A1-S15DK

Oil charge 455cc(SUNISO 4GSD)

Refrigerant Evaporator Grooved tube type

system Condenser Corrugate Fin and Grooved tube type

Control

Capillary tube

Refrigerant volume 850g 870g 850g 870g

Noise level High dB(A) 39 42 43 48

(at cooling) Med. dB(A) 33 36 - -

Low dB(A) 28 30 - -

Fan system

Drive Direct drive

Air flow High m3/min. 10.0 11.0 25.0 26.0

quantity Med. m3/min. 6.6 7.4 - -

(at cooling) Low m3/min. 5.1 5.9 - -

Fan Cross flow fan Propeller fan

Connections

Refrigerant coupling Flare type

Refrigerant tube size Gas, Liquid 3/8", 1/4" 1/2", 1/4" 3/8", 1/4" 1/2", 1/4"

Drain pipng mm (Inches) O.D ø 18 (45/64)

Others

Safety device Compressor: Thermal protector

Fan motors: Thermal fuse

Fuse, Micro computer control

Air filter Polypropylene net (Washable)

Net Width mm 790 (31-3/32) 728 (28-21/32)

dimensions Height mm 270 (10-5/8) 530 (20-7/8)

Depth mm 188 (7-13/32) 250 (9-27/32)

Net weight kg 9 9 32 39

Note: The condition of star(

) marked item are 'IEC 378'.

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

Models INDOOR UNIT OUTDOOR UNIT

AY-X108E AY-X138E AE-X108E AE-X138E

Cooling capacity kW 2.8 (0.9 3.2) 3.6 (0.9 3.9) 2.8 (0.9 3.2) 3.6 (0.9 3.9)

Heat pump kW 3.7 (0.9 5.0) 4.8 (1.0 6.2) 3.7 (0.9 5.0) 4.8 (1.0 6.2)

Heating capacity

Moisture removal Liters/h 1.1 1.3 1.1 1.3

Electrical data

Phase - Single

Rared frequency Hz 50

Rated voltage range V 198 to 264

Rated voltage V 220 - 240

Rated current Cool A 4.5 - 4.1 6.2 - 5.9 4.5 - 4.1 6.2 - 5.9

Heat A 5.0 - 4.6 7.4 - 6.9 5.0 - 4.6 7.4 - 6.9

Rated input Cool W 930 1220 930 1220

Heat W 1050 1500 1050 1500

Power factor Cool % 94 - 95 89 - 86 94 - 95 89 - 86

Heat % 95 - 95 92 - 91 95 - 95 92 - 91

Compressor Type Hermetically sealed rotary type

Model HV237A1-S15DK

Oil charge 455cc(SUNISO 4GSD)

Refrigerant Evaporator Grooved tube type

system Condenser Corrugate Fin and Grooved tube type

Control

Capillary tube

Refrigerant volume 850g 870g 850g 870g

De-Ice system Micro computer controled reverse system

Noise level High dB(A) 39 42 43 48

(at cooling) Med. dB(A) 33 36 - -

Low dB(A) 28 30 - -

Fan system

Drive Direct drive

Air flow High m3/min. 10.0 11.0 25.0 26.0

quantity Med. m3/min. 6.6 7.4 - -

(at cooling) Low m3/min. 5.1 5.9 - -

Fan Cross flow fan Propeller fan

Connections

Refrigerant coupling Flare type

Refrigerant tube size Gas, Liquid 3/8", 1/4" 1/2", 1/4" 3/8", 1/4" 1/2", 1/4"

Drain pipng mm (Inches) O.D ø 18 (45/64)

Others

Safety device Compressor: Thermal protector

Fan motors: Thermal fuse

Fuse, Micro computer control

Air filter Polypropylene net (Washable)

Net Width mm 790 (31-3/32) 728 (28-21/32)

dimensions Height mm 270 (10-5/8) 530 (20-7/8)

Depth mm 188 (7-13/32) 250 (9-27/32)

Net weight kg 9 9 32 39

Note: The condition of star(

) marked item are 'IEC 378'.

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

Figure E-1. INDOOR UNIT

Figure E-2. OUTDOOR UNIT

790 188

270

800

58 18

19.5

182

Length unit (mm)

EXTERNAL DIMENSIONS

250

280

304

525

10.5

76.5

141.5

515

530

728

98 60

59.5

69.5

Length unit (mm)

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

Figure W-1. Wiring Diagram for AH-X108E, AH-X138E, AY-X108E and AY-X138E

WIRING DIAGRAMS

OUTDOOR UNITINDOOR UNIT

CONTROL BOARD UNIT

BLACK

RED

TERMINAL BOARDTERMINAL BOARDTERMINAL BOARD

GREEN-YELLOW

Blink steps Malfunction part or abnormal condition

Short circuit of the outdoor thermistor

Overheat of the compressor

Abnormal AC current

Compressor lock

Open circuit of the outdoor thermistor

Power module(PM1) abnormality

AC overcurrent

4 way valve abnormality

Open circuit of serial signal line

Short circuit of serial signal line

Abnomal fan motor of indoor unit

: LED blink

<LED yellow blinking>

LED yellow blinks 5

times in 10 seconds.

< Indication of the abnormal condition >

LED yellow and LED red indicate automatically,

if the set is in abnormal condition.

<LED red blinking>

abnormal condition is

indicated by the blinking

pattern of LED red.

BLUE

BROWN

YELLOW

ORANGE

BROWN RY1

In Out

CN3NR1

CN4

CN1

CN2

CN7 CN8

SSR1

A A

BLUE BLUE

BLUE

BLACK

POWER

SUPPLY

SINGLE

PHASE

LOUVER

MOTOR

TH1

ROOM TEMP

THERMISTOR

SERIAL

SIGNAL

CIRCUIT

PIPE TEMP

THERMISTOR

TH2

RECEIVER

BOARD UNIT

FAN MOTOR

CAPACITOR

430V 1.5µF

R.P.M.

SIGNAL

DISPLAY

BOARD UNIT

FUSE

250V 2.5A

FAN MOTOR

FAN MOTOR COMPRESSOR

CONTROL BOARD UNIT

UNIT TO UNIT CORD

531

LED INDICATION FOR SELF-DIAGNOSIS

x x

x x x

x x

xx x

x : LED no blink

x x

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

3 5

TERMINAL

BOARD

LED BLINKING

LED indication pattern Mulfunction part or abnormal condition

LED turns on

Slow flashing ( 1 time for 2 seconds)

Example : NO.2 Compressor lock

off 1.0sec 1.0sec 1.0sec0.6sec 0.6sec 0.6sec

Quick flashing ( 3 times for 2 seconds)

TERMINAL

BOARD OUTDOOR UNIT

TERMINAL BOARD

G(Y)

BK BL OR

THERMISTOR

COMP. TEMP. TH1

CN1

FC1

U V W

U(R)

V(S)

W(C )

COMPRESSOR

POWER

TRANSISTOR

MODULE (PM1)

TH2

CONTROL BOARD UNIT

The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.

For mentenance discharge at C8, C9 to prevent electric shock.

In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.

YE : YELLOW

GN : GREEN

BK : BLACK

BL : BLUE

BR : BROWN

GR : GRAY

RE : RED

WH : WHITE

OR : ORANGE

G(Y) : GREEN YELLOW

CAUTION

BR OR

RE WH

T12

T14

T13

REACTOR

C7A C6A

D5 C8 C9

T10

C6B

C7B

80µF

400V 235µF 250V

470µF

400V 470µF

400V

10A

250V

235µF 250V

80µF

400V

DB1 DB2

DIODE BRIDGE DIODE BRIDGE

T2 C11 C2

CT1

NR2

RY2

CNR2

CN3

CN6

L3 L4

SA1 NR1

T11

WPE1

WPE2

WPE3 3A 250V

13A

250V

FAN

MOTOR

FAN

MOTOR

CAPACITOR

2µF 430V

THERMISTOR

PIPE TEMP.

UNIT TO UNIT CORD

SINGLE PHASE

220-240V 50/60Hz

LED INDICATION OF SELF-DIAGNOSIS

ON OUTDOOR UNIT

FAN

MOTOR

CONTROL BOARD

UNIT

INDOOR UNIT

–

+ +

–

Normal

Abnormal signal line

Compressor lock

Overheat of the compressor

Power module (PM1) abnormality

LED indication pattern Mulfunction part or abnormal condition

Short circuit of the thermistor

Open circuit of the thermistor

AC abnormal current

AC overcurrent

NO.3 Overheat of the compressor

1.0sec 1.0sec0.6sec 0.6sec 0.6sec0.6sec

Figure W-2. Wiring Diagram for AU-X108E

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

3 5

TERMINAL

BOARD

LED BLINKING

LED indication pattern Mulfunction part or abnormal condition

LED turns on

Slow flashing ( 1 time for 2 seconds)

Example : NO.2 Compressor lock

off 1.0sec 1.0sec 1.0sec0.6sec 0.6sec 0.6sec

Quick flashing ( 3 times for 2 seconds)

TERMINAL

BOARD OUTDOOR UNIT

TERMINAL BOARD

G(Y)

BK BL OR

THERMISTOR

COMP. TEMP. TH1

CN1

FC1

U V W

U(R)

V(S)

W(C )

COMPRESSOR

POWER

TRANSISTOR

MODULE (PM1)

TH2

CONTROL BOARD UNIT

The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.

For mentenance discharge at C8, C9 to prevent electric shock.

In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.

YE : YELLOW

GN : GREEN

BK : BLACK

BL : BLUE

BR : BROWN

GR : GRAY

RE : RED

WH : WHITE

OR : ORANGE

G(Y) : GREEN YELLOW

CAUTION

T5 BR OR

RE RE

BL WH

C7A

C7B C8 C9

C24

150µF

400V

150µF

400V

2000µF 400V 2000µF 400V

50µF

200V

4700µF

63V

123

MRY1

YE T9

T8 T10

20A

250V

DB1 DB2

DIODE BRIDGE DIODE BRIDGE

PTC1

REACTOR

GR BL BL

T2 C11 C2

CT1

NR2

RY2

CNR2

CN3

CN8

L3 L4

SA1 NR1

T11

WPE1

WPE2

WPE3 3A 250V

20A

250V

FAN

MOTOR

FAN

MOTOR

CAPACITOR

2µF 430V

THERMISTOR

PIPE TEMP.

UNIT TO UNIT CORD

SINGLE PHASE

220-240V 50/60Hz

LED INDICATION OF SELF-DIAGNOSIS

ON OUTDOOR UNIT

FAN

MOTOR

CONTROL BOARD

UNIT

INDOOR UNIT

Normal

Abnormal signal line

Compressor lock

Overheat of the compressor

Power module (PM1) abnormality

LED indication pattern Mulfunction part or abnormal condition

Short circuit of the thermistor

Open circuit of the thermistor

AC abnormal current

AC overcurrent

NO.3 Overheat of the compressor

1.0sec 1.0sec0.6sec 0.6sec 0.6sec0.6sec

Figure W-3. Wiring Diagram for AU-X138E

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

2 1 5

TERMINAL

BOARD

LED BLINKING

LED indication pattern Mulfunction part or abnormal condition

LED turns on

Slow flashing ( 1 time for 2 seconds)

Example : NO.2 Compressor lock

off 1.0sec 1.0sec 1.0sec0.6sec 0.6sec 0.6sec

Quick flashing ( 3 times for 2 seconds)

TERMINAL

BOARD OUTDOOR UNIT

TERMINAL BOARD

G(Y)

BK BL OR

THERMISTOR

COMP. TEMP. TH1

CN1

FC1

U V W

U(R)

V(S)

W(C )

COMPRESSOR

POWER

TRANSISTOR

MODULE (PM1)

TH2

TH3

CONTROL BOARD UNIT

The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.

For mentenance discharge at C8, C9 to prevent electric shock.

In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.

YE : YELLOW

GN : GREEN

BK : BLACK

BL : BLUE

BR : BROWN

GR : GRAY

RE : RED

WH : WHITE

OR : ORANGE

G(Y) : GREEN YELLOW

CAUTION

BR OR

RE WH

T12

T14

T13

REACTOR

C7A C6A

D5 C8 C9

T10

C6B

C7B

80µF

400V 235µF 250V

470µF

400V 470µF

400V

10A

250V

235µF 250V

80µF

400V

DB1 DB2

DIODE BRIDGE DIODE BRIDGE

T2 C11 C2

CT1

NR2

RY2

CNR2CNR1

CN3

CN6

L3 L4

SA1 NR1

T11

T15

WPE1

WPE2

WPE3 3A 250V

13A

250V

FAN

MOTOR

4 WAY

VALVE

COIL

FAN

MOTOR

CAPACITOR

2µF 430V

THERMISTOR

PIPE TEMP.

THERMISTOR

AIR TEMP.

UNIT TO UNIT CORD

SINGLE PHASE

220-240V 50/60Hz

LED INDICATION OF SELF-DIAGNOSIS

ON OUTDOOR UNIT

FAN

MOTOR

CONTROL BOARD

UNIT

INDOOR UNIT

–

+ +

–

RY1

Normal

Abnormal signal line

Compressor lock

Overheat of the compressor

Power module (PM1) abnormality

LED indication pattern Mulfunction part or abnormal condition

Short circuit of the thermistor

Open circuit of the thermistor

AC abnormal current

AC overcurrent

9 4 WAY VALVE error

NO.3 Overheat of the compressor

1.0sec 1.0sec0.6sec 0.6sec 0.6sec0.6sec

Figure W-4. Wiring Diagram for AE-X108E

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

3 5

TERMINAL

BOARD

LED BLINKING

LED indication pattern Mulfunction part or abnormal condition

LED turns on

Slow flashing ( 1 time for 2 seconds)

Example : NO.2 Compressor lock

off 1.0sec 1.0sec 1.0sec0.6sec 0.6sec 0.6sec

Quick flashing ( 3 times for 2 seconds)

TERMINAL

BOARD OUTDOOR UNIT

TERMINAL BOARD

G(Y)

BK BL OR

THERMISTOR

COMP. TEMP. TH1

CN1

FC1

U V W

U(R)

V(S)

W(C )

COMPRESSOR

POWER

TRANSISTOR

MODULE (PM1)

TH2

CONTROL BOARD UNIT

The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.

For mentenance discharge at C8, C9 to prevent electric shock.

In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.

YE : YELLOW

GN : GREEN

BK : BLACK

BL : BLUE

BR : BROWN

GR : GRAY

RE : RED

WH : WHITE

OR : ORANGE

G(Y) : GREEN YELLOW

CAUTION

T5 BR OR

RE RE

BL WH

C7A

C7B C8 C9

C24

150µF

400V

150µF

400V

2000µF 400V 2000µF 400V

50µF

200V

4700µF

63V

123

MRY1

YE T9

T8 T10

20A

250V

DB1 DB2

DIODE BRIDGE DIODE BRIDGE

PTC1

REACTOR

GR BL BL

T2 C11 C2

CT1

NR2

RY2

CN3

CN8

L3 L4

SA1 NR1

T11

WPE1

WPE2

WPE3 3A 250V

20A

250V

FAN

MOTOR

FAN

MOTOR

CAPACITOR

2µF 430V

THERMISTOR

PIPE TEMP.

UNIT TO UNIT CORD

SINGLE PHASE

220-240V 50/60Hz

LED INDICATION OF SELF-DIAGNOSIS

ON OUTDOOR UNIT

FAN

MOTOR

CONTROL BOARD

UNIT

INDOOR UNIT

GN TH3

THERMISTOR

AIR TEMP.

Normal

Abnormal signal line

Compressor lock

Overheat of the compressor

Power module (PM1) abnormality

LED indication pattern Mulfunction part or abnormal condition

Short circuit of the thermistor

Open circuit of the thermistor

AC abnormal current

AC overcurrent

9 4 WAY VALVE error

NO.3 Overheat of the compressor

1.0sec 1.0sec0.6sec 0.6sec 0.6sec0.6sec

2 1

CNR2CNR1 T15

FAN

MOTOR

4 WAY

VALVE

COIL

RY1

Figure W-5. Wiring Diagram for AE-X138E

AH/AU-X108E

AY/AE-X108E

AH/AU-X138E

AY/AE-X138E

ELECTRICAL PARTS

For Model AH-X108E and AU-X108E

DESCRIPTION MODEL REMARKS SITE

Indoor fan motor ML-A486 220 - 240V, 50Hz AH

Indoor fan motor capacitor – 430V, 1.5µF AH

Transformer – Primary; AC 230V, 50Hz AH

Secondary; AC14.5V, 50Hz

Fuse – 250V, 2.5A AH

Compressor HV237A1-S15DK 3-PHASE Induction motor AU

Outdoor fan motor ML-A720 220 - 240V, 50Hz AU

Outdoor fan motor capacitor – 430V, 2.0µF AU

WPE1 – QFS-GA015JBE0(10A, 250V) AU

WPE2 – QFS-AA047JBE0(13A, 250V) AU

WPE3 – QFS-GA008JBE0(3A, 250V) AU

For Model AY-X108E and AE-X108E

DESCRIPTION MODEL REMARKS SITE

Indoor fan motor ML-A486 220 - 240V, 50Hz AY

Indoor fan motor capacitor – 430V, 1.5µF AY

Transformer – Primary; AC 230V, 50Hz AY

Secondary; AC14.5V, 50Hz

Fuse – 250V, 2.5A AY

Compressor HV237A1-S15DK 3-PHASE Induction motor AE

Outdoor fan motor ML-A719 220 - 240V, 50Hz AE

Outdoor fan motor capacitor – 430V, 2.0µF AE

WPE1 – QFS-GA015JBE0(10A, 250V) AE

WPE2 – QFS-AA047JBE0(13A, 250V) AE

WPE3 – QFS-GA008JBE0(3A, 250V) AE

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