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CHAPTER 1. SPECIFICATION

[1] SPECIFICATION............................................ 1-1
[2] EXTERNAL 

DIMENSION............................... 1-4

[3] WIRING 

DIAGRM .......................................... 1-5

[4] ELECTRICAL 

PARTS .................................... 1-6

CHAPTER 2. EXPLAMATION OF CIRCUIT AND OP-
ERATION

[1] BLOCK 

DIAGRAMS....................................... 2-1

[2]  MICROCOMPUTER CONTROL SYSTEM

........ 2-3

[3] FUNCTION..................................................... 2-8

CHAPTER 3. FUNCTION AND OPERATION OF PRO-
TECTIVE PROCEDURES

[1] 

PROTECTION DEVICE FUNCTIONS AND 
OPERATIONS................................................ 3-1

[2]  AIR CONDITIONER OPERATION IN 

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

[3] THERMISTOR 

TEMPERATURE 

CHAR-

ACTERISTICS ............................................... 3-5

[4]  HOW TO OPERATE THE OUTDOOR 

UNIT INDEPENDENTLY................................ 3-6

[5] GENERAL 

TROUBLESHOOTING 

CHART

........3-6

[6]  MALFUNCTION (PARTS) CHECK METH-

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

[7]  OUTDOOR UNIT CHECK METHOD...........3-10
[8] TROUBLESHOOTING 

GUIDE ....................3-13

CHAPTER 4. REFRIGERATION CYCLE

[1] FLOW 

FOW 

REFRIGERANT ........................4-1

[2] STANDARD 

CONDITION ..............................4-1

[3]  TEMPERATURE AT EACH PART AND 

PRESSURE IN 3-WAY VALVE ......................4-1

[4] PERFORMANCE 

CURVES...........................4-2

CHAPTER 5. DISASSEMBLING PROCEDURE

[1]  DISASSEMBLY OF INDOOR UNIT...............5-1
[2]  DISASSEMBLY OF OUTDOOR UNIT...........5-7

REPLACEMENT PARTS LIST

SERVICE MANUAL

AYXP7FR

S6512AYXP7FR/T

SHARP CORPORATION

CONTENTS

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.

SPLIT TYPE
ROOM AIR CONDITIONER

OUTDOOR UNIT

AE-X7FR
AE-X9FR
AE-X12FR

MODELS

INDOOR UNIT

AY-XP7FR
AY-XP9FR
AY-XP12FR

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.

Содержание AY-XP12FR

Страница 1: ...CONDITION 4 1 3 TEMPERATURE AT EACH PART AND PRESSURE IN 3 WAY VALVE 4 1 4 PERFORMANCE CURVES 4 2 CHAPTER 5 DISASSEMBLING PROCEDURE 1 DISASSEMBLY OF INDOOR UNIT 5 1 2 DISASSEMBLY OF OUTDOOR UNIT 5 7 REPLACEMENT PARTS LIST SERVICE MANUAL AYXP7FR S6512AYXP7FR T SHARP CORPORATION CONTENTS Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specifi...

Страница 2: ...70cc VG74 Refrigerant system Evaporator Louver Fin and Grooved tube type Condenser Corrugate Fin and Grooved tube type Control Expansion valve Refrigerant R410A 830g De lce system Micro computer controled reversed systems Noise level at cooling High dB A 37 45 Low dB A Soft dB A 28 Fan system Drive Direct drive Air flow quantity at cooling High m3 min 8 0 23 2 Low m3 min 6 8 Soft m3 min 5 5 Fan Cr...

Страница 3: ...aporator Louver Fin and Grooved tube type Condenser Corrugate Fin and Grooved tube type Control Expansion valve Refrigerant R410A 830g De lce system Micro computer controled reversed systems Noise level at cooling High dB A 39 45 Low dB A Soft dB A 28 Fan system Drive Direct drive Air flow quantity at cooling High m3 min 8 6 23 3 Low m3 min 7 3 Soft m3 min 5 5 Fan Cross flow fan Propeller fan Conn...

Страница 4: ...c RB68A or Freol Alpha 68M Refrigerant system Evaporator Louver Fin and Grooved tube type Condenser Corrugate Fin and Grooved tube type Control Expansion valve Refrigerant R410A 1030g De lce system Micro computer controled reversed systems Noise level at cooling High dB A 40 48 Low dB A Soft dB A 28 Fan system Drive Direct drive Air flow quantity at cooling High m3 min 9 8 26 7 Low m3 min 8 5 Soft...

Страница 5: ...AYXP7FR 1 4 2 EXTERNAL DIMENSION 1 Indoor unit 2 Outdoor unit 278 198 790 22 0 58 18 5 175 INVERTER AIR CONDITIONER 250 165 167 5 136 81 730 72 540 299 324 515 12 37 5 4 5 58 135 14 ...

Страница 6: ...AYXP7FR 1 5 3 WIRING DIAGRM 1 Indooa unit 2 Outdooa unit 2 1 AE X7FR AE X9FR 2 2 AE X12FR 420V 750μF 420V 750μF ...

Страница 7: ...to 10 minutes after self diagnosis is performed during operation and the display returns to normal condition after this display period The content of self diagnosis cannot be called out by the self diagnosis display function of the outdoor unit Example of self diagnosis display on outdoor unit Compressor high temperature error c The content of diagnosis is transferred to the indoor unit via serial...

Страница 8: ...ion 4 Temporary stop due to 2 way valve freeze 3 Temporary stop for cycle pro tection Indoor unit in operation Outdoor unit in tempo rary stop 3 times 3 0 Dry operation Temporary stop due to dehumidifying operation 3 Temporary stop for cycle pro tection Indoor outdoor units in complete shutdown 5 times 5 0 Outdoor unit thermistor open circuit Heat exchanger thermistor open cir cuit error 1 Check c...

Страница 9: ... unit fan motor 3 AC current defi ciency error 1 Check if there is an open circuit in the secondary winding of the current transformer of the outdoor unit control PWB 1 Replace the outdoor unit control PWB assembly 2 Check if the refrigerant volume is abnormally low 2 Charge the specified amount of refrigerant 3 Check if the refrigerant flows properly 3 Correct refrigerant clogs 2 way valve 3 way ...

Страница 10: ...er supply 2 No abnormality found in above inspection 1 2 Replace the outdoor unit control PWB assembly Indoor outdoor units in operation 1 PAM clock error 1 Check the PAM clock for proper input 1 Replace the outdoor unit control PWB assembly Indoor unit in operation Outdoor unit in complete shutdown 17 0 Wires between units Serial open circuit 1 Check the wires between units 1 Connect stable power...

Страница 11: ... control PWB Indoor outdoor units in operation 20 0 Indoor unit con trol PCB EEPROM data error EEPROM read data error Replace the indoor unit control PWB Indoor outdoor units in operation 88 Control and dis play PCB Communication error 1 Check for disconnected connector between control PCB and display PCB and open circuit in lead wires 1 Insert connectors cor rectly or replace con trol PWB 2 Check...

Страница 12: ...alfunction code is called out 3 Indoor unit relay Malfunction diagnosis display Relays turns Off after about 30 minutes None Displays 18 0 when malfunction code is called out 4 Indoor unit relay Malfunction diagnosis display Turns On momentarily then turns Off 18 1 5 Indoor unit relay Malfunction diagnosis display Turns On momentarily then turns Off 18 1 Indoor unit Outdoor unit 1 N 2 1 N 2 Indoor...

Страница 13: ...ng 1 2 At Heating 2 AY XP9FR 2 1 At Cooling 2 2 At Heating 25 30 35 40 2 0 2 2 2 4 2 6 300 400 500 600 Cooling capacity kW Outside air temp ºC Input W 5 0 7 5 10 1 5 2 0 2 5 3 0 500 600 400 Heating capacity kW Outside air temp ºC Input W 25 30 35 40 2 4 2 6 2 8 3 0 3 2 900 600 700 800 Cooling capacity kW Outside air temp ºC Input W 5 0 5 7 10 3 0 2 5 3 5 2 0 700 800 600 Heating capacity kW Outside...

Страница 14: ...1 At Cooling 3 2 At Heating 25 30 35 40 3 2 3 4 3 6 3 8 4 0 1200 900 1000 1100 Cooling capacity kW Outside air temp ºC Input W 5 0 5 7 10 3 5 4 0 4 5 3 0 2 5 1000 1100 1200 900 800 Heating capacity kW Outside air temp ºC Input W ...

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