Sharp AY-X12PSR User manual

SERVICE MANUAL

AY-X9PSR

SC213AYX9PSR/C

Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the

safety and performance of the set.

This document has been published to be used for

after sales service only.

The contents are subject to change without notice.

CHAPTER 1. SPECIFICATION

[1] SPECIFICATION ...........................................1-1

[2] EXTERNAL DIMENSION ..............................1-2

[3] WIRING DIAGRM..........................................1-3

[4] ELECTRICAL PARTS....................................1-4

CHAPTER 2. EXPLANATION OF CIRCUIT AND OP-

ERATION

[1] BLOCK DIAGRAMS ......................................2-1

[2] MICROCOMPUTER CONTROL SYSTEM........2-3

[3] FUNCTION..................................................2-18

CHAPTER 3. FUNCTION AND OPERATION OF PRO-

TECTIVE PROCEDURES

[1] PROTECTION DEVICE FUNCTIONS AND

OPERATIONS ...............................................3-1

[2] AIR CONDITIONER OPERATION IN

THERMISTOR ERROR.................................3-2

[3] THERMISTOR TEMPERATURE CHAR-

ACTERISTICS............................................... 3-3

[4] GENERAL TROUBLESHOOTING CHART....3-6

[5] MALFUNCTION (PARTS) CHECK METH-

OD..................................................................3-8

[6] CHART .........................................................3-10

[7] TROUBLE SHOOTING GUIDE ................... 3-11

CHAPTER 4. REFRIGERATION CYCLE

[1] SCHEMATIC DIAGRAM ................................ 4-1

[2] STANDARD CONDITION .............................. 4-1

[3] TEMPERATURE AT EACH PART AND

PRESSURE IN 3-WAY VALVE....................... 4-2

[4] PERFORMANCE CURVES ........................... 4-2

CHAPTER 5. DISASSEMBLY PROCEDURE

[1] INDOOR UNIT ............................................... 5-1

[2]

[3]

OUTDOOR UNIT ........................................... 5-4

CHAPTER 6. OPERATION MANUAL

CONTROL BOX............................................. 5-7

PARTS LIST

CONTENTS

SPLIT TYPE ROOM AIR CONDITIONER

INDOOR UNIT OUTDOOR UNIT

MODELS

In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts

identical to those specified should be used.

AE-X9PSR

AY-X12PSR AE-X12PSR

AY-X9PSR

MODELS

CHAPTER 7. INSTALLATION MANUAL

CHAPTER 1. PRODUCT SPECIFICATION

[1] SPECIFICATION

1. AY-X9PSR/AY-X12PSR

INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT

AY-X9PSR AE-X9PSR AY-X12PSR AE-X12PSR

Liters/h

Electrical date

Cool A

Heat A

Cool W

Heat W

Cool %

Heat %

Maximum operating current A

High dB(A) 38 60 38 62

4343)A(BdwoL

6262)A(BdtfoS

Fan system

High m3/min 11.0 31.7 11.0 28.3

4.84.8nim/3mwoL

8.58.5nim/3mtfoS

Cross flow fan Propeller fan Cross flow fan Propeller fan

Connections

inch

Others

Width mm 820 700 820 700

Height mm 280 256 280 256

Depth mm 183 551 183 551

kg 10/12 24/28 10/12 26/30

Net/Gross weight

Drain pipe

Air filters

Net dimensions

Safety device

Drive

Air flow quantity(at cooling)

Fan

Refrigenrant tube size Gas,Liquid

Refrigerant coupling

Refrigerant(R410A)

De-Ice system

Noise Level(at cooling)

Refrigerant system Evaporator

Condenser

0.8

Single

Control

Rated current(Min-Max)

Rated input(Min-Max)

Power factor

Compressor Type

Model

Oil charge

220-240

3.5(1.32-5.0)

3.1(1.32-6.4)

760(290-1100)

680(290-1400)

6.4

Hermetically sealed ROTARY TYPE

DA89M1C-81EZ8

370ml˄ESTER OIL VG74˅

Louver fin and grooved tube type

Microcomputer controlled reverse system

750

Microcomputer controlled reverse system

Flare tpye

3/8",1/4"

O.D16

Direct drive

Moisture removal(at cooling)

Phase

Rated frequency

Rated voltage

MODEL

ITEMS

3.5(1.1-3.7)

3.5(1.1-4.5)

2.6(1.00-3.10)

2.6(1.0-3.80)

Rated cooling capacity(Min-Max)

Rated heating capacity(Min-Max)

220-240

Hermetically sealed ROTARY TYPE

Louver fin and grooved tube type

1.0

Fuse,Micro compute control

Polypropylene net(washable)

Flare tpye

O.D16

950

370ml˄ESTER OIL VG74˅

1060(290-1330)

4.9(1.32-6.1)

Single

1010(290-1700)

Microcomputer controlled reverse system

Fan motor:thermal fuse

Fuse,Micro compute control

Louver fin and grooved tube type

Fan motor:thermal fuse

Microcomputer controlled reverse system

Direct drive

Polypropylene net(washable)

SHARP(CHINA)INVESTMENT CO.,LTD

1-1

7.8

1/2",1/4"

DA108M1C-81EZ8

4.6(1.32-7.8)

[2] EXTERNAL DIMENSION

INDOOR UNIT

OUTDOOR UNIT

1-2

[3]WIREING DIAGRAM

1.AY-X9PSR/AY-X12PSR

AE-X9PSR/AE-X12PSR

Indoor unit

Outdoor unit

1-3



[4]ELECTRICAL PARTS

1.AY-X9PSR/AE-X9PSR

Indoor unit

CODE

1170030067

1090260049AA

1090320292

1170240024

1170020011

1170230001

Outdoor unit

CODE

210900163

210900026

1171990046

1170040126

1170230006

1170230007

2.AY-X12PSR/AE-X12PSR

Indoor unit

CODE

1170030067

1090260049AA

1090320292

1170240024

1170020011

1170230001

Outdoor unit

CODE

210900168

210900026

1171990046

1170040126

1170230006

1170230007 k5rosnes.pmeTroodtuodnarosnes.pmeTepiP 

Discharge Temp. sensor 2.1k

Inverter module

Inductor 5.0mHˈ10A

Vane motor 12V

Power source board

Indoor sensor 5k

SKRAMERNOITPIRCS

Indoor fan motor 220V/50Hz

outdoor fan motor 220V/50Hz

Main PCB

Display PCB

Transformer 220V/50/60Hzˈ12V

2.1k

5k

SKRAMERNOITPIRCSED

Pipe Temp. sensor and outdoor Temp. sensor

Discharge Temp. sensor

220V/50Hz

220V/50/60Hzˈ12V

12V

5.0mHˈ10A

5k

REMARKS

Power source board

REMARKS

220V/50Hz

DESCRIPTION

Indoor sensor

DESCRIPTION

Inductor

Main PCB

Indoor fan motor

outdoor fan motor

Inverter module

Display PCB

Transformer

Vane motor

1-4

SHARP(CHINA)INVESTMENT CO., LTD

CHAPTER 2.EXPLAMATION OF CIRCUIT AND OPERATTION

[1] BLOCK DIAGRAM

1. INDOOR UNIT

CPU

indoor

control

unit

Overcurrent detection

Unit-unit wiring (AC

power and serial

signals)and serial

signals)

Fan speed detection

Transformer

LEV

EEPROM

Room Temp detection circuit

IDU pipe temp detection circuit

Model jumper

LED Display driver

Indoor fan drive circuit

Model selection

IDU pipe temp thermisto

Buzzer drive circuit

LEV drive circuit

3.15A fuse

Room temp thermisto

Buzzer

Indoor fan motor

Auxiliary driving circuit Auxiliary circuit

Outdoor Power control Power on relay of outdoor unit

Anion driving circuit Anion circuit

Power Supply+15V

Reset circuit

DC+5V

Zero-crossing detection

LED display board

Indoor/outdoor control

2-1

SHARP(CHINA)INVESTMENT CO., LTD

2. OUTDOOR UNIT

CPU

power

board

Filter

Unit-unit wiring

(AC power and

serial signals)and

serial signals)

DC +5V

Inrush current protection

Power

Bus capacitance

SPI Communication

Power supply

Power supply +15V

Function select(self

Fan driving circuit

Compressor selection

4-way valve

Function select (System

Power on relay driving circuit

4-way valve relay drive

Fan circuit

COMM

Indoor/outdoor control signal

PFC CPU

PFC Circuit

PFC IGBT Driving Circuit

ExhaustTemp Detection

Compressor shell Temp

ODU Ambient Temp

ODU pipe Temp

EERPOM

Crystal oscillator of

EEPROM circuit

AC detection circuit

AC Voltage Detection

CPU

Module

Board

Bus Voltage detection circuit

Reset circuit

Programmer port

IPM Module

PFC enable circuit

Compressor phase current detection circuit

Compressor over current detection circuit

LED

Crystal oscillator of

Programmer port

LED AC Zero-crossing

Reset Circuit

DC +5V

Terminal of Compressor

20A FUSE

DC +5V2

Bus current detecting circuit

2-2

SHARP(CHINA)INVESTMENT CO., LTD

[2] MICROCOMPUTER CONTROL SYSTEM

1. INDOOR UNIT

1.1. Electronic control circuit diagram

AY-X9PSR/AY-X12PSR

2-3

SHARP(CHINA)INVESTMENT CO., LTD

AY-X9PSR/AY-X12PSR

2-4

SHARP(CHINA)INVESTMENT CO., LTD

AY-X9PSR/AY-X12PSR

2-5

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