Sharp AE-X12PSR Service Manual Download Page 48

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SHARP(CHINA)INVESTMENT CO.,LTD

AY-XP9PSR/AE-XP9PSR

1.1. At Cooling 1.2. At Heating

AY-X12PSR/AE-X12PSR

1.1. At Cooling 1.2. At Heating

4-2

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Summary of Contents for AE-X12PSR

Page 1: ...ND 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 CHAP...

Page 2: ... input Min Max Power factor Compressor Type Model Oil charge 50 220 240 3 5 1 32 5 0 3 1 1 32 6 4 760 290 1100 680 290 1400 94 95 6 4 Hermetically sealed ROTARY TYPE DA89M1C 81EZ8 370ml ESTER OIL VG74 Louver fin and grooved tube type 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 r...

Page 3: ... 2 EXTERNAL DIMENSION INDOOR UNIT OUTDOOR UNIT 1 2 ...

Page 4: ... 3 WIREING DIAGRAM 1 AY X9PSR AY X12PSR AE X9PSR AE X12PSR Indoor unit Outdoor unit 1 3 ...

Page 5: ... o d n a r o s n e s p m e T e p i P Discharge Temp sensor 2 1k Inverter module Inductor 5 0mHˈ10A Vane motor 12V Power source board Indoor sensor 5k S K R A M E R N O I T P I R C S E D Indoor fan motor 220V 50Hz outdoor fan motor 220V 50Hz Main PCB Display PCB Transformer 220V 50 60Hzˈ12V 2 1k 5k S K R A M E R N O I T P I R C S E D Pipe Temp sensor and outdoor Temp sensor Discharge Temp sensor 22...

Page 6: ...ection circuit IDU pipe temp detection circuit Model jumper LED Display driver Indoor fan drive circuit Model selection IDU pipe temp thermistor Buzzer drive circuit LEV drive circuit 3 15A fuse Room temp thermistor 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 circ...

Page 7: ...it COMM Indoor outdoor control signal PFC CPU PFC Circuit PFC IGBT Driving Circuit Exhaust Temp Detection Compressor shell Temp ODU Ambient Temp ODU pipe Temp EERPOM Crystal oscillator of EEPROM circuit AC detection circuit AC Voltage Detection CPU Of Module Board Bus Voltage detection circuit Reset circuit Programmer port IPM Module PFC enable circuit Compressor phase current detection circuit Co...

Page 8: ...SHARP CHINA INVESTMENT CO LTD 2 MICROCOMPUTER CONTROL SYSTEM 1 INDOOR UNIT 1 1 Electronic control circuit diagram AY X9PSR AY X12PSR 2 3 ...

Page 9: ...SHARP CHINA INVESTMENT CO LTD 2 AY X9PSR AY X12PSR 2 4 ...

Page 10: ...SHARP CHINA INVESTMENT CO LTD AY X9PSR AY X12PSR 2 5 ...

Page 11: ...SHARP CHINA INVESTMENT CO LTD AY X9PSR AY X12PSR 2 6 ...

Page 12: ...SHARP CHINA INVESTMENT CO LTD 1 2 Printed wiring board Indoor unit AY X9PSR AY X12PSR 2 7 ...

Page 13: ...SHARP CHINA INVESTMENT CO LTD 2 Outdoor unit 2 1 Electronic control circuit diagram inverter modul board AE X9PSR AE X12PSR 2 8 1 ...

Page 14: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR AE X12PSR 2 9 ...

Page 15: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR AE X12PSR 2 10 ...

Page 16: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR AE X12PSR 2 11 ...

Page 17: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR AE X12PSR 2 12 ...

Page 18: ...SHARP CHINA INVESTMENT CO LTD POWER SUPPLY BOARD AE X9PSR EX X12PSR 2 13 ...

Page 19: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR EX X12PSR 2 14 ...

Page 20: ...SHARP CHINA INVESTMENT CO LTD AE X9PSR EX X12PSR 2 15 ...

Page 21: ...SHARP CHINA INVESTMENT CO LTD 2 2 Printed wiring board Inverter module board AE X9PSR AE X12PSR 2 16 ...

Page 22: ...SHARP CHINA INVESTMENT CO LTD POWER SUPPLY BOARD AE X9PSR AE X12PSR 2 17 ...

Page 23: ...n the set temperature set at 23ć after 10 minutes the maximum operating frequency is F7 1 7 Auto restart Will automatically restart in the same setting whicth were active before the power failure 1 7 1 Operating mode at auto restart Cool Heat Dry z Temperature adjustment within 2 C range automatic operation z Temperature setting z Fan setting z Air flow direction z Power ON OFF z Automatic operati...

Page 24: ...frequency determined by fuzzy logic calculation then enters the normal control mode after a while 1 18 Cold air prevention control When the air conditioner starts up in heating mode the indoor unit fanwill not operate until the temperature of the indoor unit heat excharge reaches about 33 C in order to prevent cold air from blowing into the room Also the indoor unit fan operates at low speed until...

Page 25: ... drying mode the set temperature is set and keep at room temperature decrease 2 C and you can not adjusted it 2 Outline of PWM Pulse Width Modulation circuit 2 1 Power Factor Correction PFC The PFC circuit varies the compressor drive voltage and controls the rotation speed of the compressor The IGBT shown in the block diagram charges the energy electromotive force generated by the reactor to the e...

Page 26: ...he power supply for the IPM drive the shunt resistance for over current detection etc are provided outside the IPM control PCB 3 1 IPM drive power supply circuit The power supply for the upper phase IGBT HU HV HW drive employs a bootstrap system and provides power to the upper phase IC The 15 V power supply for the lower phase IC is provided by the control printed circuit board PCB 3 1 1 Brief exp...

Page 27: ... charged through the bootstrap diode DBS and the resistor RBS from the VCC supply Figure 34 Figure 35 Figure 36 3 1 2 Compressor over current detection circuit When a current of about 25 A or higher flows through the shunt resistance R638 R642 R644 on the control printed circuit board PCB the voltage at this resistance is input to IPM CSC pin 8 Then the gate voltage of the lower phase IGBT LU LV L...

Page 28: ...SHARP CHINA INVESTMENT CO LTD 2 23 ...

Page 29: ...it When the com pressor drives or operates Operation offf of on P9 none yes 7 Indoor unit evaporator frezze prevention Compressor stops if indoor pipe temperature IPT 1 ć and remains 5minutes When in cooling or dehumidifying operation Automatic reset when indoor pipe temperature IPT 6ć and remains 10 minutes P5 none yes 8 Outdoor unit overheat prevention Compressor shtops if the outdoor unit heate...

Page 30: ...charge thermistor open circuit error Indoor and outdoor unit stops if there is short circuit or break in outdoor unit heat exchanger thermistor At compressor startup Operation OFF or ON E3 yes yes 14 Outdoor unit outside air temperature ther mistor short circuit error Indoor and outdoor unit stops if there is short circuit or break in outdoor unit heat exchanger thermistor At compressor startup Op...

Page 31: ...n Cooling Drying Operation not affected Normal operation Outdoor unit thermistor short circuit error indication Normal operation Outdoor unit thermistor open circuit error indication Outside air temper ature thermistor TH3 Heating Rating controlDefrosting Defrosting operation is activated unnecessarily Outdoor unit ther mistor short circuit error indication Defrosting operation is not activated an...

Page 32: ...5 2 410 1 604 90 0 598 0 525 1 13 586 3 635 46 2 328 1 567 91 0 582 0 512 2 12 991 3 590 47 2 250 1 530 92 0 566 0 499 3 12 426 3 545 48 2 174 1 495 93 0 550 0 487 4 11 889 3 499 49 2 102 1 459 94 0 535 0 475 5 11 378 3 452 50 2 032 1 425 95 0 521 0 463 6 10 893 3 406 51 1 965 1 391 96 0 507 0 452 7 10 431 3 358 52 1 901 1 357 97 0 493 0 441 8 9 991 3 310 53 1 839 1 325 98 0 480 0 430 9 9 573 3 26...

Page 33: ...878 9 43 10 97 1 404 1 458 1 512 10 95 24 106 2 118 2 44 8 54 9 064 9 612 98 1 362 1 415 1 469 9 90 49 100 8 112 1 45 8 217 8 714 9 233 99 1 321 1 373 1 426 8 85 99 95 68 106 3 46 7 908 8 38 8 872 100 1 284 1 335 1 387 7 81 75 90 86 100 8 47 7 612 8 06 8 526 101 1 245 1 296 1 348 6 77 74 86 31 95 74 48 7 328 7 754 8 196 102 1 209 1 258 1 309 5 73 94 82 01 90 88 49 7 057 7 461 7 88 103 1 173 1 222 ...

Page 34: ...door unit discharge pipe thermistor Before measuring resistance disconnect connectors as shown above 4 GENERAL TROUBLESHOOTING CHART 1 Indoor unit does not turn on 2 Indoor unit fan does not operate 3 Indoor unit fan speed does not change Main cause Inspection method Normal value condition Remedy Cracked PCB Cracked pattern Check visually There should be no cracking in PCB or pattern Replace PCB O...

Page 35: ...indicator should move when signal is received Replace PCB Dew condensation on light receiving unit Check for water and rust Signal should be received within range specified in manual Take moisture proof measure for lead wire outlet of light receiving section 5 Vane do not move Main cause Inspection method Normal value condition Remedy Caught in sliding section Operate to see if vane are caught in ...

Page 36: ...e operate the air conditioner Compressor starts up Does indoor unit LED display error code Normal P9 Does compressor start up Does the wire conector right conectes wire again Replace the inverter PCB Does low or high press valve open Open Operates again after 3 mins Normal Replace compressor P0 Does compressor start Does the wire conector right conectes wire agrin Check indoor heat excharge and ou...

Page 37: ...ng Yes Yes Abnormal Abnormal Abnormal Is IPM PWB floating from the heat sink No Check the AC power supply voltage when compressor rotate rated voltage 10 normal normal normal No Cooling mode Check outdoor exchanger termistor and discharge thermistor Modify or replace termistor Check indoor exchanger thermistor and discharge thermistor Modify or replace termistor Check indoor heat exchanger normal ...

Page 38: ... 3 Over current 19 Outdoor EEPROM fault 4 Exhaust overtemperature protection 20 Outdoor fan motor protection 5 Outdoor coil overtemperature protection 21 Indoor fan motor protection n o e r F f o e g a t r o h s n i m e t s y S 3 2 n o i t c e t o r p e r u t l u a f e v i r D 6 7 Communication fault with indoor unit 24 Model configuration wrong 8 Compressor overheat fault compressor top switch 25...

Page 39: ...t h g i r B 8 P c e s 8 s e m i t 8 R E M I T t h g i r B N U R n o i t c e t o r p e r u t a r e p m e t r e d n u r e v o r o o d t u O 9 P c e s 8 s e m i t 9 R E M I T g n i r a l F N U R l o r t n o c e r a w t f o s n o i t c e t o r p e v i r D Module protection hardware control RUN 0 P c e s 8 s e m i t 0 1 R E M I T g n i r a l F 7 Trouble shooting Guide According to the fault code 1 Disp...

Page 40: ...ure thermistor and discgarge temperature sensor fault n o i t c A s i s o n g a i d f o t n e t n o C o N n o i t c n u f l a M 1 If the temperature sensor on outdoor power source board is in good contact with the slot CN1 CN2 Insert again if loose 2 Measure the resistance on the two ends of outdoor temperature thermistor Resistance of CN1 terminal thermistor 25ć 5k For other resistance please ref...

Page 41: ... Replace the intelligent power module If the fault remains unsolved replace the power source board again 2 After the complete unit is energized check the indicators on outdoor power source board and intelligent power module The indicator on intelligent power module flare normal bright for 1 second and dark for 1 second but the indicator on power source board does not work normally Replace the powe...

Page 42: ...d refrigerant to ensure the system pressure is normal 2 Compressor temperature The temperature is very high accompanied with bad smell Check the outdoor ventilation and if there is any obstruction that affects the normal radiating of the air conditioner Install to the position as required in the Installation Manual and ensure the air inlet and outlet of the outdoor unit is smooth If the fault is s...

Page 43: ...module If this code is displayed when the compressor is started for several seconds or even not started check the compressor connection for correctness If no insert wrong replace the intelligent power module When the compressor is restarted immediately after stop this might also cause P9 protection because the cooling system is not stable Try starting the air conditioner again after a longer perio...

Page 44: ...ge Firstly replace the indoor main PCB If the fault remains unsolved replace the outdoor power source board 1 The indicator is dark Check IPM board Test the pins of rectifier bridge fast recovery diode FRD and IGBT elements for any breakdown short circuiting or damage 2 If no damage test the DC voltage between DC and DC If the voltage is approx 310V Replace the power source board 5 Indicator on ou...

Page 45: ... l o o c b u S e s u a C n o i t c A s i s o n g a i d f o t n e t n o C o N n o i t c n u f l a M 1 Check if the air inlet and outlet of indoor unit is blocked by any obstructions Install to the position as required in the Installation manual and ensure the air inlet and outlet of the outdoor unit is smooth 2 Check the system for shortage of refrigerant Add refrigerant 3 Check if the exhaust temp...

Page 46: ...ction 2 If the temperature is not within the protective range above please refer to the Temperature Resistance Sheet See Appendix Use the multimeter to measure the resistors on the two ends of outdoor intake temperature sensor CN1 25ć 5k For other resistance please refer to the Temperature Resistance Sheet Replace the sensor if it is incurred to drift open circuiting or short circuiting 3 If the f...

Page 47: ...lative Humidity Dry bulb Temp C Relative Humidity Cooling 27 47 35 40 Heating 20 7 87 3 TEMPERATURE AT EACH PART AND PRESSURE IN 3 WAY VALVE NOTE 1 Indoor fan speed Hi 2 Vertical adjustment louver front Horizontal adjustment louver level 3 Indoor air temp Cooling 27 C Heating 20 C 4 Power source 230V 50Hz 5 Compressor speed Rated frequency 4 1 ...

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Page 49: ... repairs to parts of the refrigerant circuit it maybe necessary that not only the workman but also a second person shall be present for observation and assistance Necessary protective equipment shall be available and in the case of open flames or arcs fire extinguishing apparatus shall be ready to hand Welding and brazing shall be carried out by qualified workmen 1 INDOOR UNIT 1 Open the open pane...

Page 50: ...zontal Louver Pull the front panel toward in the direction shown the picture 8 Remove the thermistor suppertor and the thermistor clip Remove a screw fixing the earth wire 9 Remove the screw fixing on the control box cover from the control box and pull it away 10 Remove the 3 screw and the 5 connectors and remove the control box Another one is iner Back 5 2 ...

Page 51: ... b Remove the tube cover Insert the screwdriver to A hole D clip and then lean it to theright as lifting B part c Remove the evaporator from the cabinet Take off the catch of the tube cover from the plate and movethe evapo 13 Remove the water drainge assembly and take off 14 a Remove the 4 screws fixing the side left and side right D 5 3 ...

Page 52: ... shaft in the boss of thecross flow fan to the ring position 2 OUTDOOR UNIT 1 The fixed screw of control box cover is removed and control boxcover is removed 3 The 2 screws on the left hand side of top plate ass y is removed 2 The 2 screws on the right hand side of top plate ass y is removed 4 The screw on the left hand side of grille is removed Ring 5 4 ...

Page 53: ...nd side of front panel is removed 7 The 3 screws of the front of a front panel is removed 8 The 5 screws on the right hand side of right plate is removed 9 Unscrew the 4 screws on the back side of of right plate and removed the right plate 10 Unscrew the 4 screws on the side left grille and removed the left grille 5 5 ...

Page 54: ...e control box 12 Remove the 2 screws fixed the control box 13 Remove the 3 screws fixed the bulkhead plate 14 Remove the compressor covers 1 and 2 15 Remove the nut and remove the terminal cover 16 Remove the lead wire and the cover gasket 17 Remove the compressor cover 5 6 ...

Page 55: ...the motor angle 3 CONTROL BOX 1 Control unit box s Approach to decomposition 1 Take off lead wires from terminal assembly Blue wire Brown wire Black wire 2 Take off screw earth Take off earth lead wire green yellow from electronic box 3 Take off box cover 4 Take off screws 6 PCS Discharge Temp Outside air Temp Outside pipe Temp Box cover 5 7 ...

Page 56: ...190 40 95 40 280 795 150 SHARP CHINA INVESTMENT CO LTD 7 1 CHAPTER7 INSTALLATION MANUL ...

Page 57: ...70 80 10 SHARP CHINA INVESTMENT CO LTD 7 2 ...

Page 58: ...SHARP CHINA INVESTMENT CO LTD 7 3 ...

Page 59: ...70 80 10 1 SHARP CHINA INVESTMENT CO LTD 7 4 ...

Page 60: ...SHARP CHINA INVESTMENT CO LTD 6 1 CHAPTER 6 OPERATION MANUAL ...

Page 61: ...SHARP CHINA INVESTMENT CO LTD 6 2 ...

Page 62: ...50 13 3 50 SHARP CHINA INVESTMEN T CO LTD 6 3 ...

Page 63: ...SHARP CHINA INVESTMENT CO L TD 6 4 ...

Page 64: ...24 18 46 21 27 7 SHARP CHINA INVESTMENT CO LTD 6 5 ...

Page 65: ...d 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 AY X9PSR AY 12PSR ROOM AIR CONDITIONER AY X9PSR MODEL AY X12PSR OUTDOOR UNIT INDOOR UNIT PartsGuide 1 INDOOR UNIT PARTS 2 ACCESSORY PARTS 3 INDOOR PACKING PARTS 4 OUTDOOR UNIT PARTS 5 OUTDOOR PACKING PARTS AE X9PSR AE X12PSR ...

Page 66: ...SHARP CHINA INVESTMENT CO LTD 1 INDOOR UNIT PARTS AY X9PSR AY X12PSR 1 2 3 4 5 6 7 8 9 10 11 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 2 ...

Page 67: ...3 B L N P H 1 1 12 QACC A362JBZZ Power Supply Cord 1 1 e n a V A F B J 9 8 5 A V O L M 3 1 1 e s o H e g a n i a r D Z E B J 7 6 0 A S O H P 4 1 15 CDECQA084JBKZ Display PCB Cover 1 1 B C P y a l p s i D Z Z B J 7 2 1 A S D C L R 6 1 17 HDECQA533JBFA Display PCB Box 1 1 p m a l C e l b a C A F B J 9 8 2 B D L H L 8 1 1 B C P n i a M Z K B J 9 9 1 F Y G S D 9 1 1 x o B l a c i r t c e l E Z K B J 6...

Page 68: ... R B J 4 1 3 B L N P H 1 1 12 QACC A362JBZZ Power Supply Cord 1 1 e n a V A F B J 9 8 5 A V O L M 3 1 1 e s o H e g a n i a r D Z E B J 7 6 0 A S O H P 4 1 15 CDECQA084JBFA Display PCB Cover 1 16 RLCDSA127JBZZ Display PCB Digital 1 17 HDECQA533JBFA Display PCB Box 1 1 p m a l C e l b a C A F B J 9 8 2 B D L H L 8 1 19 DSGY F199JBKZ Main PCB Digital 1 1 x o B l a c i r t c e l E Z K B J 6 5 1 A X O...

Page 69: ...No Part No Part Name Q ty Remark 1 SPADBA703JBEZ Left Foaming t Foaming 1 2 1 3 SPAKCE433JBEZ Indoor Carton 1 1 2 3 4 1 2 3 SPADBA703JBEZ Right Foaming SPAKCE466JBEZ Indoor Carton 4 1 for AY X9PSR for AY X12PSR REMOTE CONTROL INSTALLTION MANUAL OPERATION MANUAL 1 1 CRMC A891JBEZ TINSJB281JBRZ TINSJB280JBRZ 3 INDOOR UNIT PARTS ...

Page 70: ...SHARP CHINA INVESTMENT CO LTD 4 OUTDOOR UNIT PARTS AE X9PSR AE X12PSR 27 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 29 6 ...

Page 71: ...1 e t a l p t h g i R A T B J 1 9 9 A T L P P 4 1 1 e v l a v y a w o w T Z K B J 6 2 4 B V L V D 5 1 1 r e t r o p p u s e v l a V Z P B J 2 9 9 A T L P P 6 1 1 e v l a v y a w e e r h T Z K B J 5 2 4 B V L V D 7 1 1 r e v o c x o b l a c i r t c e l E A F B J 5 3 0 A P D N H J 8 1 1 p m a l c e l b a C Z F R S 1 0 A A D L H L 9 1 1 l a n i m r e T Z W B J 4 0 3 A i A D P 0 2 1 x o b l a c i r t ...

Page 72: ...Z Y B J 3 1 4 B S H C C 3 1 1 e t a l p t h g i R A T B J 1 9 9 A T L P P 4 1 1 e v l a v y a w o w T Z K B J 6 2 4 B V L V D 5 1 1 r e t r o p p u s e v l a V Z P B J 2 9 9 A T L P P 6 1 1 e v l a v y a w e e r h T Z K B J 7 2 4 B V L V D 7 1 18 JHNDPA035JBFA Electrical box cover 1 1 p m a l c e l b a C Z F R S 1 0 A A D L H L 9 1 1 l a n i m r e T Z W B J 4 0 3 A I A D P 0 2 1 x o b l a c i r t ...

Page 73: ...PARTS PACKING PARTS No Part No Part Name Q ty Remark 1 SPAKCE434JBEZ Cabinet carton 1 2 SPADBA706JBFZ Cover foaming 1 3 SPADBA705JBFZ Base foaming 1 4 SPAKCE435JBEZ Base carton 1 1 5 2 3 4 9 SPAKCE468JBEZ Cabinet carton 1 5 for AE X9PSR for AE X12PSR ...

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