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SERVICE MANUAL - w w w . m a x c l i m a . b g

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1. EN 3 C _ rk ommno Fee ame gt occae movemur we TP S u orange o L s _ ww Ce OOOO w Reose owe o _ m woeconssnra mm bm w meson omen O monroe m noces m owonswuez m moez wwe mr m m m armoe TW mr z Poove SHARP CHINA INVESTMENT CO LTD AY X12PSR mm puma mea r wew me SSCS 2 osram 3 _ p movan vowavwemsen 2 Faccrmme n CE seo _ unnar ane emma o 2 ancora mese movas we E Zt e nossa mres 3 m oce m oonswuz muepemuz sort 3 onsen www _ a rover mou _ zm mme dorsen _ z SHARP CHINA INVESTMENT CO LTD 2 ACCESSORY PARTS ACCESSORY PARTS Te TINSJB281JBRZ INSTALLTION MANUAL 3 INDOOR UNIT PARTS t Foaming INDOOR PACKING PARTS Mw Lu ISI _ En SPADBA703JBEZ Left Foaming SPADBA703JBEZ Right Foaming En SPAKCE433JBEZ Indoor Carton for AY X9PSR 4 SPAKCE466JBEZ Indoor Carton for AY X12PSR SHARP CHINA INVESTMENT CO LTD 4 OUT
2. be flared perfectly circular TED LIQUID AY X12PSR AE X12PSR Flare nut not missing Insulation Insulation Insulation AIR REMOVAL Use a vacuum pump gauge manifold and hoses exclusively for R410A 1 Remove both valve shaft caps of the 2 and 3 way valves Gauge manifold 2 Remove the service port cap of the 3 way valve 2 way valve Compound gauge 3 Connect the gauge manifold hose to the service port and the vacuum pump Be sure that the hose end to be connected to the service port has a valve 3 way valve Pk E core pusher DOr Valve shaft cap 4 Open the gauge manifold low pressure valve Lo and operate the vacuum Service port lt pump for 10 15 minutes Service port vM Make sure the compound gauge reads 0 1 76 cmHg P 4 5 Close the gauge manifold valve Vacuum pump 6 Turn off the vacuum pump SE Leave as it for 1 2 minutes and make sure the needle of the compound P O gauge does not back CLOSE 7 Open the 2 way valve 90 counterclockwise by turning the hexagon wrench OPEN Close it after 5 second and check for gas leakage Valve shaft cap tightening torque 8 Disconnect the gauge manifold hose from the service port Pipe size Torque 9 Fully open the 2 way valve with hexagon wrench Liquid side I Gas side 10 Fully open the 3 way valve with hexagon wrench AV YOPSRIAE X9PSR 24
3. C620 R637 C621 UN 2 7K H1 1 0W for 1002 R641 100K 1 1 10W SHARP CHINA INVESTMENT CO LTD C506 501 20MHz jo 1M 1 10W C507 15pF ED R524 LED ei tK 10 CN503 v 8555 5V1 r Tm 7 1K 1 10W 10 QW RESET 4 6 5 4 5V1 3 10K 1 10W M n 1 R545 NSB T 10K 140W XH 7 WHITE 6 R659 5 5 1 1 1 10W 16 5K 1 110W V SAMP 4 SCI REC SCI TRA R646 D609 U BAV99LT1 XH6 VCC VCC R609 R687 1K 1H0W 680 1 10W R666 N 06 KC90138 R671 10K 110W R649 10K 1 40W 0609 KIC90138 v R691 10K 1 10W 6 8K 1 10W 0606 KIA7029 680uF 35V E605 E612 290uF 25V 100uF 25V 0625 100nF E F609 10uF 50V AE X9PSR AE X12PSR 2 11 SHARP CHINA INVESTMENT CO LTD R656 16 5196 1 10 m VCC NU 120 OW aes C632 OF R662 MOW 1 27K 1 1H0W C638 330pF 7 16 5Kt1 140W VCC Lel R676 1 27 1 1 10W R679 2Kt1 1 10W R682 1 27 19 1100 1 27 19 1 40W NW C645 330pF V x UGOBA LMV324ID R658 L 2 1 10 R670 _ R672 1K 1 10 1 1 140W R673 R675 U608B LMV324ID 1 12K 1 1 40W 12Kt1 1 10W R681 1 1 1 10 VCC U608C 10 LMV324ID 2Kt1 110W 8 C624 100nF PWMGIIOPAG na i PWMS IOPAS ee Pa a i ceso WOL ddEgisso5
4. P24 SCL0 ST0 37 STEP3 DA XIdt l BEAT PYMO0 PPGO0 TCOO P70 1 P25 SCLRQ x STEP PWO3 PP603 1C03 P81 z ve x 35 VAVEL PWM02 PPG02 TC02 P80 5 M TXD1 RXD1 P91 zn 8 VAREF AVDD 5 P40 AINO KWI0 5 z J5 P41 XINL EVLT SE gt A0ST d00Lt gt ems E t se Ss E SS 3 E S amp u ES OC gt 5 2 rz eA gt oo past Ex amp iis gt in C3 MOT T XOT 0078 MOT T XOT Sony AOT T XI AE X9PSR EX X12PSR 2 13 SHARP CHINA INVESTMENT CO LTD P2 AC N C422 Pod 1000pF250V 15A 250VAC T m 2200pF 250V 1000pF 250V HGL 3713 HGL 3713 C423 C408 C410 1000pF 250V 2200pF 250V 1000pF 250V 28403 d 14D471 P02 T 1 1 GND GND C416 1uF 275VAC 12V MZ9233RM A K1 891WP 1A C AC2 N D406 D403 POWER 114148 N LL4148 R494 R495 Dio USIM TSK W T iv LL4148 R449 D410 R425 10K 1 1 10W R451 SAMP 1KQ 10W SYS V 2K 1 10W R450 2K 1 110 C427 100nF R424 C417 411 2K 198 1 4W R448 E412 100uF 25V 100uF 10K 1 1 10W AL ATUFIS5V ACL DCN r o4 K P8 1 FOUR WAY CN12 FOUR WAY ORQ R413
5. i i 1 13 14 D 10201 147424 221 10nF 275VAC BT131 600 B3P5 VH WHITE TLP421 R216 ak 204 1 SuF 450VAC VCC R223 10K 1 1 100 R263 2K 1 100 X LIN n Hl 2K 1 100 R222 6 8E 1 1 100 R221 vec 3 3K21 1 100 R259 LOK 1 1 41 M R220 2K 1 1 100 n M60 6 8 1 1 10N JP201 TEST R261 3 3K 41 1 10V JP202 R262 2 1 1 10V SHORT AY X9PSR AY X12PSR 2 6 SHARP CHINA INVESTMENT CO LTD board iring 1 2 Printed w Indoor uni Soc goor Her 0c3 Over 90802 99M 6VIZ00V coca 60 vocr ENA nod Ozer 91 TA s t i S LYOHS lt C 5 Dou NO eal o 4 c OEH C0CdNf 060 geor voer beer gler yeu 160 geer 0224 0024 1073 Wer c 03505 1914 n CED CH 0004 B 5 E Ex T Cx xz OLL F ef TO w NO N TOV 1 220 y mae eror JOO QVAOSCNG ir I ui Oez ini 6129 5 ps AY X9PSR AY X12PSR 2 SHARP CHINA INVESTMENT CO LTD 2 Outdoor unit 2 1 Electronic control circuit diagram inverter modul board AnFAKV yy C602 1 P13 Pu h P1 a IK L L P nd DN601 D603 D25XB60 FFAGQUAGQDN P12 Aci 2 3 B IK 05010 ACL GATE NT IFON 12 C650 14 C607 gt Pit 03 AC2 100pF
6. Horizontal Louver 10 Remove the 3 screw and the 5 connectors and remove the control Pull the front panel toward in the direction shown the picture box Another one ie iner 5 2 SHARP CHINA INVESTMENT CO LTD La ETT E ECS 1r mm Ar dusk P if t n TERRE D y AAA er dk Jn in WENT TUAM REPRE fi 11 Remove the horizontal louver fromcabinet while warping REED 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 14 a Remove the 4 screws fixing the side left and side right SHARP CHINA INVESTMENT CO LTD 15 Loosen the screw of cross flow fan and separate the cross flow fan When assembling them insert the motor shaft in the boss of thecross and the fan motor flow fan to the ring position 2 OUTDOOR UNIT 1 The fixed screw of control box cover is removed and control 3 The 2 screws on the left hand side of top plate ass y is removed boxcover is removed 2 The 2 screws on the right hand side of top plate ass y is removed 5 4 SHARP CHINA INVESTMENT CO LTD 5 The screw on the right hand side of front panel is removed 9 Unscrew the 4 screws on the back side of of righ
7. sod Sees U ce VDD ADCINDI m a VCCP ADCIN 02 WR mu u yx PWMIIOPAI ADCINOS SAP S opi tt RED AA VSS T2PWNIOPBO 680 10W POPINTIIOPAO RS RST 83 24 Dd a 0 5555 nh RESSSSERS BST 2 TMS320LF2401A __ _ 5 m E Vac 6 0639 wx jid T FS 00nF 1 22K fW a i B11B PB co 100nF voc CSTCE10M0652 R0 10NHz 2 12 SHARP CHINA INVESTMENT LTD POWER SUPPLY BOARD VOCUHd IA A0 9 3900T JJA Tom gt lt gt oo ec om lt gt ss jc gt e CA c c TA z 5 ae Er L A WE l ex t 29A c Lan Eni Q 2 1 amp gt ts ee 2e N px se bns mE oo 25 Ex I gt E E k a c E Z A Ho Ia EN Age quip a 11 015 MOT T XI o6py SCLKO 6 HS OCDCK 10 TXD0 RXD0 PBS 42 0 P20 TXD0 RXD0 S00 0CDCK sooroo moore AD P21 RXD0 TXD0 S10 0CD10 PPGA1 TCA1 P73 P22 SCLK0 STEP4 n PPGA0 TCA0 P72 2 P23 5040 00 38 FANDRY R497 1 PWM01 PPG01 TC01 P71
8. E OC LL 5 M D YEW GRN ER pop AA i O6 U INDOOR 2 P10 2 V V COMPRESSOR 27 100 UNT E gt lt ak MU W BLU m RED DC a a COMPREESSOR PROTECT SWITCH ANN LLI G c OPTIONAL PART 5 OPTIONAL PART O 0 A o OUTDOOR EXHAUST TEMP SENSOR FANMOTOR P9 DO ZZ OUTDOOR ENVIONMENT TEMP SENSOR 3 OM OUTDOOR PIPE TEMP SENSOR FANMOTOR OR E AO NI ELECTRON EXPANSION VAVLE A PTIONAL PART OUTDOOR UNIT Lil 1 3 PARTS 1 AY X9PSR AE X9PSR Indoor unit Transformer 1170240024 220V 50 60Hz 12V Vane motor 1170020011 12V Indoor sensor 1170230001 Outdoor unit Pipe Temp sensor and outdoor Temp sensor 5kO 2 AY X12PSR AE X12PSR Indoor unit Transformer 220V 50 60Hz 12V Vane motor 12V Indoor sensor 5 Outdoor unit outdoor fan motor 1170040126 220V 50Hz Discharge Temp sensor 1170230006 2 1kO Pipe Temp sensor and outdoor Temp sensor 1170230007 5kO SHARP CHINA INVESTMENT CO LTD CHAPTER 2 EXPLAMATION OF CIRCUIT AND OPERATTION 1 BLOCK DIAGRAM 1 INDOOR UNIT CPU of indoor control unit Indoor outdoor control lt LED display board LED Display driver Zero crossing detection DC 5V Reset circuit Anion driving circuit Outdoor Power control Auxiliary dri
9. The air filters should be easily taken in and out Keep TV set radio and the like 1 m or more away from the unit and the remote control Keep the air inlet clear of obstacles that could block incoming air The remote control may not function properly in a room equipped with an electronic simultaneous start or rapid start fluorescent lighting Select a location that does not cause loud operation noise and extreme vibrations Length unit mm Gas side AY X12PSR AE X12PSR Tighten the flare nut with a torque wrench according to the specified method If the flare nut is tightened too hard the flare nut may be broken after a long time and cause refrigerant gas leakage When installing the unit take care not to enter air substance other than the specified refrigerant R410A in the refrigerant cycle Otherwise it will cause burst and injury as a result of abnormal high pressure in the refrigerant cycle Be sure to connect the refrigerant pipe before running the compressor Otherwise it will cause burst and injury as a result of abnormal high pressure in the refrigerant cycle Earth the unit Incomplete earth may cause electrical shock Install an earth leakage breaker to avoid electric shock in case of leak Use the current activated high sensitivity high speed type breaker with a rated sensitivity current of below 30 mA and an operating time of below 0 1 second Arrange the drain hose
10. R669 LIEH l 10W NV C638 330pF I TESTS Low T t E NW C643 J EEE L27K 15s zb NU L E y C645 cil ies Lan das i oo j i IVA SC Reference Voltage i i fs CR circuit time constant delay 7 0 01 3 W E534 RACES O 0LGW R673 id I EIS low R675 mA Ti 12 1 LOW 10 LMV324D CUR S K678 2 1 12E 1 110W Rego R el LOW 1 1 LOW SHARP CHINA INVESTMENT CO LTD CHAPTER 3 FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES 1 PRETECTION DEVICE FUNCTIONS AND OPERATIONS FUNTION Compressor discharge over heat shut down Compressor operation Lower voltage preventiion Higher voltage preventiong Over current Compressor drive Indoor unit evaporator frezze prevention Outdoor unit overheat prevention Indoor unit overheat prevention IPM pretector Outdoor exchanger thermistor unit heat short circuit Outdoor unit outside air temperature ther mistor open circuit error Self daignosis operation result display Description Detection Reset condition Indoor unit Outdoor period error displa unit When compressor is Discharge temperaturez TP2 95 C forbid the frequency raise Discharge temperature is below than TP2 2 C Discharge temperature TP2 95C Discharge temperature lt TP1 90C and after c
11. xa 2018 2 NN oz EN oan 13 25 14 18 15 17 1272 14 54 190 6 215 5 243 4 180 3 203 6 229 8 1 922 1 983 2 045 es 1861 1922 1983 1221 1305 1393 89 11 72 12 52 13 36 gg 1 746 1 805 1 865 404 327 1616 1824 11 26 12 01 12 81 1 692 1 75 1 809 10 82 11 53 12 29 12 894 153 1 172 3 193 7 1 802 1 862 1 923 3 7 2 4 1375 0 9 8 7 6 5 4 3 2 1 0 1 639 1 697 1 755 10 29 11 07 11 78 117 3 131 3 146 8 2 11 7 1 1 2 3 4 5 7 0 1 9 986 10 63 11 31 1 596 1 653 13 111 3 124 4 10 21 10 85 1 493 1 549 1 604 1058 me 1517 1448 1502 1558 131 7 3 2 2 2 2 2 2 2 2 2 2 1 1 ri 7 8 8 8 8 8 8 8 9 9 9 9 9 9 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 a 96 a2 9231 983 1042 96 m w3 me 1247 4 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 61 62 63 64 65 2 90 49 100 8 112 1 DEM 8 217 9 233 1 589 1 646 1 703 1 362 1 415 1 469 1 404 1 458 1 512 8 eso oses 1063 100 7 sus soos EN 7 328 8 196 1 209 1 258 1 309 7057 7461 1473 1222 1272 5 I 6 797 7 578 1430 1187 1236 1 coco 6705 1 73 94 82 01 90 88 6 548 7 289 1 105 1 153 1 202 6 309 57 81 70 34 5 861 6 495 1 013 1 058 1 104 5 651 5 449 55 08 60 72 66 88 52 49 57 81 63 61 573 09553 09907 1045 0 9283 0 9719 1 016 5 255 4
12. 2K 1 10W R412 B2B XH RED VCC 5 1K 1 1 10W C434 100nF AE X9PSR EX X12PSR 2 14 SHARP CHINA INVESTMENT CO LTD AAT AT 38 9 H I 1 l 1 Ql Wn an z N zH AE X9PSR EX X12PSR 2 15 SHARP CHINA INVESTMENT CO LTD 2 2 Printed wiring board Inverter module board WORX VOD D OX v y AE X9PSR AE X12PSR 2 16 SHARP CHINA INVESTMENT CO LTD POWER SUPPLY BOARD nir rnm qnan UUU LU rN MOO T n T 152 lt AE X9PSR AE X12PSR EE gt a m 2 17 SHARP CHINA INVESTMENT CO LTD 3 FUNCTION 1 Fuction 1 1 Compressor delay operate TheOnce the compressor stops operating it will not restart for 3 minutes to protect the compressor Therefore if the operating compressor is shut down from the remote con trol and then turned back on immediately after the compressor will restart after a preset delay time 1 2 Four way valve control in heating model When the unti operates in heating model the comprassor start up after the four way valve start up for 5 seconds the four way valve shut down after the compressor stops for 2 minutes when the unit shut down 1 4 0N timer Th
13. NOTE ON HEATING OPERATION DEFROSTING FUNCTION When frost forms on the outdoor unit during heating operation the unit operate automatic defrosting for about 5 to 10 minutes to remove the frost During defrosting the inside and out side fans stop operating HEATING EFFICIENCY he unit employs a heat pump that draws heat from the outside air and releases it into the room The outside temperature therefore greatly affects the heating efficiency e f the heating efficiency is reduced due to low outside temperatures use an additional heater It takes time to warm up and heat the entire room because of the forced air circulation sys tem 6 5 AY X9PSR AY 12PSR PARTS GUIDE ROOM AIR CONDITIONER MODEL INDOORUNIT AY X9PSR AY X12PSR OUTDOOR UNIT AE XOPSR AE X12PSR CONTENTS 1 INDOOR UNIT PARTS 4 OUTDOOR UNIT PARTS 2 ACCESSORY PARTS 5 OUTDOOR PACKING PARTS 3 INDOOR PACKING PARTS Parts marked with A 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 aS EEE eee This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CHINA INVESTMENT CO LTD 1 INDOOR UNIT PARTS AY X9PSR AY X12PSR SHARP CHINA INVESTMENT CO LTD AY X9PSR rme manna assen mme o
14. Open the cover 2 Insert the batteries 3 Close the cover Control box cover Prepare a dedicated power supply circuit Supply power 220 V 240 V single phase Circuit breaker Fit a disconnect switch having a contact separation of f after battery replacement the control fails to function take out the batteries Wait for more than 30 seconds and put them in again 11 TEST RUN 12 ITEMS TO CHECK Isthe specified power supply voltage used atleast 3mm in all poles to the electricity power line 1 Start operation with remote control or by pressing the ON OFF button on the unit Isthe connecting cable fixed to terminal board firmly Isthe earth wire connected properly arranged 2 Turn the unit to COOLING mode at 27 then Elster Iv set fan speed to high y Isthe indoorunit hooked to the mounting plate firmly 3 Press the Full Power button 6 times rapidly and you will hear the unit ringing for 4 times Now the unit is running in cooling test run mode LJ Is there any gas leakage the pipe connection EXPLANATION TO CUSTOMER Explain to the customer how to use and maintain the system referring to the 4 Make sure the system runs well Then stop the operation manual unit by pressing the ON OFF button again or Ask the customer to carefully read the operation manual using remote control When the system has been set up hand the installation manual to
15. UNS PG INT IK 1 10N m B3B XH WHITE Inf M06 R205 VCC ______ ______ ZERO INT K 1 10 IK 1 100 qui 208 R227 R207 6 8 1 100 10K 1 10W e D210 0206 0204 14007 L7805CY KIAT0424P IN RESET 7 Vin Vout Vin Vout N Ni 201 V VA mm 100uF 507 E203 10058 10uF 50V E208 B BOB XH WHITE NI x 470uE 16V 023 2 4 AY X9PSR AY X12PSR SHARP CHINA INVESTMENT CO LTD 0201 32 TRO 2 ws 2 20 usus 0 81 a oe gt Dp ust FS Ef 6 XTIN PLAN ay XTOUT EN 7 us _ MUJUN STOP INT5 P12 010 i MI 0 23 ZBRO_INT TD PLL INTL L RO nom pl E EXT T RXD0 BOOT SCLI PU TCL 1NT T TXD0 MOSI P06 INT3 PPG MISO 05687 STEP4 15 n 181 228 216 STEP3 16 17 STEP 100nF 100nF P15 R229 R230 1 21 IK Li 005 vec PC202 120 ias ie vec 17149 R251 gt X T LIN 2 j ee R231 N 220 100K 1 41 AS ym 1052 In M66 ay 1K 1 10W P206 E 100uF 50V R257 5 DE Ter 219 PC201 470pF 250VAC cay S NZ w 51K 1 10N JACOBA IK 1 40 04007 P 1 5 pt _____ R254 R218 R219 200 1 10N LSK LSK MW 2 5 AY X9PSR AY X12PSR SHARP CHINA INVESTMENT CO LTD R238 100 1 4 E 10005 257 R233 DN R232 DE WW 104007 INP202 STEP pi M STEP3 P10
16. amp N voltage is normal measure the voltage between the outdoor terminal N and 1 If the voltage change occurs between 0 24V change pulse voltage 3 If the L amp N voltage is normal measure the voltage between the outdoor terminal N and 1 If the voltage change occurs between 0 12V change pulse voltage but there is no 24V 4 If the L amp N voltage is normal measure the voltage between the outdoor terminal N and 1 If the voltage has no change 5 1 The indicator is dark Check IPM Indicator board Test the pins of rectifier on bridge fast recovery diode FRD IGBT any breakdown circuiting elements for short outdoor and power source damage board 2 If no damage test the DC voltage between DC and DC If the voltage is approx 310V 3 If no damage test the DC voltage between DC and DC If the voltage is Zero 6 If the problem cannot be solved by using the methods above T If this fault appears at the initial installation and testing of the complete unit Faas Lika Wie Replace the indoor main PCB Replace the indoor main PCB Replace the outdoor power source board Firstly replace the indoor main PCB If the fault remains unsolved replace the outdoor power source board Replace the power source board Replace the power source board Replace the power source board Firstly replace the intelligent power module If the problem remains unsolved replac
17. lt gt LM324 1 R503 ACN DCN 0 01 3W vA R504 0 01 3W R549 40K 1 1 10W PIC R523 DC JACIN 100 1 10W SAMP 100K 1 4 2W 100K 1 1 2W 100K 1 1 2W R513 0502 100K 1 1 2W BAV99LT1 100K 1 110W R502 sn R514 100K 10W 2 7K 1 110 R535 2K 1 MOW 5V1 0604 L78MOSCDT 45 Vin Vout IACIN JTPO504 221K 100 1 140W LMV324 E613 nF R548 C526 220UFI25V R536 1 1 110 nF 20K 1 110 ey AE X9PSR AE X12PSR 2 8 SHARP CHINA INVESTMENT CO LTD R518 M 1K 1 0W R517 PFC CON 1K WOW E615 10uF 35V R525 2X 1 0W 0504 KTCOO13S 100 1 10W C516 100nF 5V1 180 1 1 2W 180 1 1 2W R516 10K 1410W 180K 1 1 2W 180K 1 1 2W U501B LMV324 R539 3 3 1 1 10 L Rw 33K 1H0W IGBT DRV R532 R533 15K NOW 15 1 40 C524 RSS 15V1 Wr 22K HOW R506 R301 1 5K 10W 1 5K 1H0W R524 221 0W R522 2210 R507 22K 1MOW R600 20K 1 1 10W BAVOXLT 1 1 1HOW Vi C600 10nF 0502 Bi PA ITOOL1 PA20INTPOEXLV _ 77 an R530 6 8K 1 ION a a P40 TOOLO POAN P AW BOWER Ed RESET R553 10Kt1 OW gt PIANT mo VST TI YH pra P23 AIN3 pan E v 829 10K 1 110 Moo P122 X2 EXCLK P25 AIN5 J 6556 10K 1 1410W TM EAE s REGC P2TIANIT me VSS P150 ANI8 gt 55
18. 2 Replace the temperature sensor if the resistance is incurred to Measure the resistance on the two ends of outdoor drift open or short circuiting temperature thermistor Resistance of terminal thermistor 25 5kQ For other resistance please refer to the temperature Resistance Sheet Resistance of CN2 terminal thermistor 25 C 20kO For other resistance please refer to the discharge temperature thermistor resistance sheet If the above testing is normal Outdoor power source board 4 Display EA Problem symptom Display EA Malfunction No Content of diagnosis Action 1 Check for refrigerant leakage Find the leakage point and recharge the refrigerant Replace the outdoor power source board 3 12 SHARP CHINA INVESTMENT CO LTD 5 Display EC Problem symptom Display EC Cause Outdoor communication fault between power source board and intelligent power module Check the contact of communication wire 5 Insert again if loose between power source board and intelligent power module After the complete The indicator on power Replace the intelligent power If the fault remains unsolved unit is energized source board flare normal module replace the power source board check the indicators bright for 1 second and dark again on outdoor power for 1 second but the source board and indicator on intelligent power intelligent power module does not work module normally The
19. Secure the mounting plate to the wall with the long screws and check the stiffness 2 LONG SCREW Refrigerant piping connection a SETTING UP THE INDOOR UNIT 1 The piping can be run in the 3 directions indicated by numbers in the picture When the piping is run in direction 1 or 3 cut a notch along the groove on the side of the indoor unit with a cutter 2 Run the piping in the direction of the wall hole and bind the copper pipes the drain pipe and the power cables together with the tape with the drain pipe at the bottom so that water can flow freely For left rear piping A Route the indoor tubing with the drain hose to the required piping hole position B Insert the piping drain hose and the connecting cable into the piping hole C Insert the connecting cable into the indoor unit 1 Don t connect the cable to the indoor unit 2 Make a small loop with the cable for easy connection D later D Tape the tubing drain hose and the connecting cable E Indoor unit installation Hang the indoor unit from the hooks at the top of the installation plate 2 Set the sleeve and Making a piping hole Indoor Outdoor 1 Drill a piping hole with Omm diameter con crete drill or a hole saw with a 5mm down ward slant to the outside adi Connecting cable Drain pipe Indoor unit 1 Process the end of the electrical cable for the indoo
20. Temp Function select self Compressor shell Temp Fan driving circuit Fan circuit ODU pipe Temp 4 way valve relay drive 4 way valve gt D r o o 2 2 SHARP CHINA INVESTMENT CO LTD 2 MICROCOMPUTER CONTROL SYSTEM 1 INDOOR UNIT 1 1 Electronic control c ircuit diagram Pl FUSE201 3 154 2304C 11201 140561 201 100nF 275VAC B2P3 VH RED R211 T ROOM 2K 1 100 R210 5 1K 1 1 100 212 100nF B4B XH WHITE vec 2K 1 100 R212 5 1K 1 1 10N 213 100nF NS 202 ULN2003A STEPS STEP STEPI j R237 Y AN 1 FANDRY amen KL 121004 100 1 101 R243 NI 10K 1 100 uu 1 1 100 LED DATA R241 200 1 100 LED CLE R244 8 LLLI 2K 1 100 inh T _____ 6 5 4 RCR_INT R240 100 1 10N R239 d C215 C217 WC M46 10K 1 10N R245 AK 1 10 LED3 R248 10K 1 100 R247 2K 1 10W LED Qus 0901281 R250 10K 1 1011 R249 2K 1 10W LEDI QM KTC90L2SH AY X9PSR AY X12PSR 2 3 SHARP CHINA INVESTMENT LTD PTC N RY201 M 891VP 14 C 12 10 PTC L 1 m Y D201 X Li 114148 1 T MAR 114148 CO 833 IA 84 250VAC P D214 B2B PH WHITE N 1 0213 3 gan vec B2P3 VH WHITE 0203 9013 R209 22K 1 100
21. UNIT 1 2 3WIREING DIAGRAM 1 AY X9PSR AY X12PSR AE X9PSR AE X12PSR Indoor unit INDOOR WIRING DIAGRAM 1130080263 TRANSFORMER DISPLAY CIRCU
22. air inlet and outlet of outdoor unit is blocked by any Install to the position as required in the Installation manual obstructions and ensure the air inlet and outlet of the outdoor unit is smooth Check if the indoor exchange temperature thermistor is drifted short circuited or open circuited Measure the resistance of the resistors on two ends of indoor temperature thermistor 25 C Replace the Indoor exchange temperature thermistor IPT 5kQ For other resistances please refer to the Temperature Resistance Sheet Control board damaged Replace the indoor control board 18 Display Problem symptom Display P8 Cause Outdoor air temperature over under protection Malfunction No Content of diagnosis The compressor cannot run under cooling mode when the outdoor temperature is lower than 1 C or run under heating f Normal protection function mode when the outdoor temperature is higher than 33 C whilst the compressor alarms P8 protection If the temperature is not within the protective range above please refer to the Temperature Resistance Sheet See Appendix the multimeter to measure the resistors on the Replace the sensor if it is incurred to drift open circuiting two ends of outdoor intake temperature sensor or short circuiting 25 C 5kQ For other resistance please refer to the Temperature Resistance Sheet If the fault remains unsolved after replace
23. outdoor unit shutt down if When the unit is When the IPM chck the yes the IPM checks the in operation temperature of IPM itself temperature of IPM itself or or the current fall to the current is too high normal Indoor and outdoor unit stops At compressor Operation OFF or ON yes yes if there is short circuit or startup break in outdoor unit heat exchanger thermistor Indoor and outdoor unit stops At compressor Operation OFF or ON if there is short circuit or startup break in outdoor unit heat exchanger thermistor 3 1 SHARP CHINA INVESTMENT CO LTD Description Detection Indoor unit Outdoor period error display unit Outdoor unit Indoor and outdoor unit stops At compressor Operation OFF or ON yes discharge thermistor if there is short circuit or startup open circuit error break in outdoor unit heat exchanger thermistor Outdoor unit outside Indoor and outdoor unit stops At compressor Operation OFF or ON yes air temperature if there is short circuit or startup ther mistor break in outdoor unit heat short circuit error exchanger thermistor Discharge pipe Indoor and outdoor unit stops At compressor Operation OFF or ON yes temperature themister if there is short circuit or startup short circuit error break in outdoor unit heat exchanger thermistor Discharge pipe Indoor and outdoor unit stops At compressor Operation OFF or ON yes temperature themister if there is
24. 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 explanation of bootstrap system single power drive system To supply power to the upper phase IC the microcomputer IC1 turns ON the lower phase IGBT LU LV LW This results in a charging current that flows to the electrolytic capacitor of each upper phase IC input and charges the bootstrap capacitor with a 15V current The power supply for the subsequent stages is charged while the lower phase IGBT is ON in ordinary compressor drive control Bootstrap Circuit Design Operation of Bootstrap Circuit The Vas voltage difference between and Vsuvw provides the supply to the HVIC within the SPM package family in Motion SPM products This supply must be in the range of 13 0V 18 5V to ensure that HVIC can fully drive the high side IGBT The uMini DIP SPM package includes an under voltage lockout protection for the Vasto ensure that the HVIC does not drive the high side IGBT if the Vas voltage drops below specific voltage refer to the datasheet This function prevents the IGBT from operating in a high dissipation mode The Vas Floating supply can be generated a number of ways including the bootstrap method described here refer to Figure 34 This method has the 2 21 SHARP CHINA INVE
25. retrived even after the power is restored 1 20 Defrosting Defrosting is controlled by the microprocessor 1 20 1 conditions of defrosting The defrost operation starts when the one of the following conditions is satisfied the unit will come into defrosting When the defrost operation starts if the indoor excharge temperature less than 34 C the indoor unit fan stops a utdoor heat exchanger Temperature OPT is continuously up to or less than 3 C while the unit runs for more than 40 minutes and OPT is keep under 6 C for more than minutes b Outdoor heat exchanger Temperature OPT is continuously uo to or less than 3 C meanwhile the unit runs for more than 80 minutes and OPT is keep under 4 C for more than 3 minutes c Outdoor heat exchanger Temperature OPT is continuously up to or less than while the unit runs for more than 120 minutes and OPT is keep below 2 C for more than 3 minutes d Once in the heating mode if the outdoor heat excharge temperature OPT keep lower than 0 C and outdoor tempera ture higher than 3 C also the compressor operates for more than 20 minutes and the outdoor heat exchanger Temperature OPT reaches 6 C or less and keeps minutes enter the first defrost The defrost operation stops when the outdoor unit heat exchanger temperature rises to about 15 C or higher or the defrosting time exceeds 10 minutes 1 20 2 Compressor operation frequecy Before the air conditioner
26. rise j To drainage pit Drain hose No trap allowed OUTDOOR UNIT INSTALLATION Referring to the figure 353 Length unit mm firmly fasten the outdoor unit with bolts D 6 CONNECTING THE REFRIGERANT PIPES Use pipes with thickness 0 8mm Flaring the pipe end 20 ue polyethylene Connect the pipes for the indoor unit first and 1 Cutting with a pipe cutter 1 s 22 ey then for the outdoor unit Cut at a right angle Li j Bend the pipes carefully as not to damage 2 Use two wrenches to tighten up E ikem 2 Deburring the pipes Do not over tighten the tubes it may be de 3 Wind coating tape around refriger foam 6 mm formed or damaged 3 Putting in the flare nut ant pipes together with drain hose Coating tape Use a torque wrench when possible See the and electrical cable for general 1 table below for the flare nut tightening torque 4 Flaring mE Lay the drain hose below the pipes Bue FI T Flare processing dimensions A differ The thermal insulation should cover Insulation are nurugntieningiorque according to the type of flare tool both the GAS and LIQUID pipes as Electrica Pipe size Torque R410A tool p UA A shown below As insulation cable N Yo IQUID Liquid side 16 2 N m 1 620 2 kgfm emwenuena tooi 1 0 1 9 IR Gas side Drain hos AY X9PSRIAE X9PSR 9 Checking YES GAS Gas de 38 4 N m 3 8 0 4
27. short circuit or startup open circuit error break in outdoor unit heat exchanger thermistor 17 Serial signal error Indoor and outdoor unit stops When Reset after reception of yes if outdoor unit cannot receive operation serial signal serial signal from indoor unit for 2minutes Outdoor unit DC fan Operation stops if there is no When outdoor Operation OFF or ON yes error input of rotation pulse signal unit fan is in from out door unit fan motor operation for 30 seconds 2 AIR CONDITIONER OPERATION IN THERMISTOR ERROR 1 Indoor unit When resistance is high tempera ture judged lower than actual When resistance is low tempera ture judged higher than actual Control operation Open circuit The unit stops temperature is high not The unit stops Room tempe Operation mode mode 15 mode is judgment Cooling The unit stops Heating rature ther activated even if room activated even if room mistor TH1 temperature is low Room becomes too cold The unit stops trol Dehumidifying Room temperature Normal operation The unit stops Room does become cool Normal operation memory frequency control warm Drying may freeze Heating Cold air prevention Cold air prevention The unit stops deactivates The unit stops The unit stops stops The unit stops The unit stops Room becomes too warm Heat exchanger thermistor TH2 Compressor occasionally Cold air deactivat
28. the customer DETACHING THE FRONT PANEL For servicing for example detach the front panel in the following steps Be sure to disconnect the power cord from the wall outlet or turn off the circuit breaker 1 Remove the air filter 2 Unscrew the 2 screws of the front panel 3 Adjust the verticallouvre to reveal the 3 screw covers 4 Pull out 3 screw covers with tweezers or other tool then unscrew 3 screws hide inside 5 Extract 4 hooks along the upper surface for disassembly then slightly open the upper part of front panel Caution The display panel is connected with control box by a flat cable It should also be detached in case that malfunction occurs 6 To set the panel back into position press fit it at the bottom first and then press its top PROCEDURE WITHOUT USING GAUGE MANIFOLD PUMP DOWN Pump down is adopted in the case of unit removal for re installation abandonment repair etc Pump down is to collect the refrigerant into the outdoor unit PROCEDURE USING GAUGE MANIFOLD Recommended procedure 1 Connect the gauge manifold hose to the service port of the 3 way valve 2 Run the air conditioner at cooling test run mode Refer to11 TEST RUN 3 After 5 10 minutes close the 2 way valve 4 Close the 3 way valve when the compound gauge reading becomes almost 0 MPa 0 cmHg 5 Stop the test run operation 6 Disconnect the gauge manifold hose from the service port
29. to ensure smooth drainage Insufficient drainage may cause wetting of the room furniture etc This room air conditioner uses refrigerant R410A Use the pipe flare nut and tools exclusively for R410A For the remote control AAA 9 PUTTY 1 Sealing wall through hole batteries Z 1 Installation manual 10 INSULATION CASING Operation manual A ECTION Drainage Outdoor unit i 2 Provided sufficient space around the unit It should also be well ventilated 3 4 Water drain from the unit should be let out without problem Lay a drain hose if required In Place the outdoor unit on a stable base The unit should not be exposed to strong wind nor splashed with rain water cold regions installation of the drain pipe is not advisable as freezing could result Keep TV set radio and the like 1 m or more away from the unit Avoid locations exposed to machine oil vapor salty air facing the seashore for example hot spring vapor sulfur gas etc Such location can cause breakdown Avoid locations exposed to muddy water along a road for example or where the unit can be tampered with Select a location where the outgoing air or operating noise cannot annoy others Keep the air outlet opening free of any obstacle This could affect the performance of the unit and create loud noises PIPING Max piping Max height Min piping Additional refrigerant length A difference B length piping length e
30. under cooling mode RUN Bright TIMER 6times Bseo PH Overheating protection under heating mode Outdoor over under temperature protection RUN Bright TIMER 8 times 8 see Neue proteston conve RUN Feng TMER P 7 Trouble shooting Guide According to the fault code 1 Display E1 or E2 Problem symptom Display E1 or E2 Cause Room temperature thermistor IRT and Indoor exchange temperature thermistor IPT fault Malfunction No Content of diagnosis Action 1 Contact between indoor room and exchange Insert again if loose temperature thermistor CN6 RT IPT and slot 2 Measure the resistance on the two ends of indoor Replace the temperature sensor if the resistance 15 incurred to drift temperature sensor 25 C 5kQ For other open or short circuiting resistance please refer to the temperature Resistance Sheet If the above testing is normal Replace the indoor control board 3 11 SHARP CHINA INVESTMENT CO LTD 2 Display Problem symptom Display E6 1 Check the indoor cross flow fan blade If the fan does not run readjust the fan position until it can run smoothly 2 If the motor insert CN3 CN4 on indoor main PCB is in good contact with the slot 3 Display E3 E7 E8 temperature thermistor and discgarge temperature sensor fault 1 If the temperature sensor on outdoor power source Insert again if loose board is in good contact with the slot CN1 CN2
31. 1707 1925 5 5 798 6 6 6 6 5 5 5 5 5 381 8 9 1 2 3 4 5 8 1 2 3 4 5 T 11 12 14 20 14 813 064 714 754 912 655 409 173 947 6 253 0 9833 1 028 1 074 522 323 132 949 50 03 55 05 60 52 47 71 52 44 57 59 552 _ EN sor 533 5585 03021 0451 0 9892 s soer s482 5132 _ om e as 6 748 1042 1o89 1 136 113 0 8765 0 9191 0 9626 4341 476 41 42 4971 8 163 1 1832 8 5101 14 08524 0 9367 4 556 4 774 4 997 0 8087 0 8595 0 9117 39 53 42 33 4 398 4 605 4 817 0 8059 0 8461 0 8875 37 74 41 29 45 12 88 1 36 04 39 39 43 01 34 42 37 59 3 961 4 139 0 7415 0 7798 0 8193 s289 3587 se 66 3827 aes o o 31 43 34 25 37 29 ids 3 858 0 702 0 7386 07773 3 5 4 247 4 448 4 644 0 7837 0 8233 0 8641 7013 1073 1 168 4 101 4 288 4 479 0 7623 0 8012 0 8413 SHARP CHINA INVESTMENT CO LTD TEMP TEMP TEMP 004 3558 _____122 ows 0795 07572 2972 3124 339s m oes 07378 T Tm amu wee nene o 3229 339 12 0 7006 126 127 128 129 214 2021 2183 2355 m zer 23 J R Resistance Rrsistance at 25 20 TH3 Tester TH3 Outdoor unit discharge pipe thermistor Before measuring resistance disconnect connectors as show
32. 21 0 507 0 493 1 325 0 480 1 293 0 467 1 262 100 0 455 1 231 1 201 1 172 1 143 NO 78 79 10 81 82 83 84 85 EUN 36 _ 17 068 2 770 1 760 16 297 2 674 1 720 15 565 2 583 1 681 14 871 2 494 1 642 14 212 2 410 1 604 50 NECEM gt 53 5 a ss ss 87 88 13 586 2 328 1 567 12 991 2 250 12 426 2 174 11 889 2 102 11 378 2 032 10 893 1 965 10 431 1 901 9 991 1 839 9 573 1 779 9 174 1 721 8 795 1 666 8 433 1 613 8 089 1 561 7 760 3047 59 1 512 91 92 93 94 95 1 530 1 495 1 459 1 425 1 391 1 357 97 A NO 33 34 35 36 37 38 39 0 1 2 3 4 5 6 T 8 9 50 51 52 53 54 55 56 57 58 59 Resistance at 25 5 av 1 4puI3 MB c a Tester Tester TH1 indoor room temperature thermistor and outside air temperature thermistor TH2 indoor exchange temperature themistor and outside exchange temperature thermistor Before measuring resistance disconnect connectors as shown above 2 Outdoor unit thermistor temperature characteristics 3 4 SHARP CHINA INVESTMENT CO LTD Fu wm om EM 346 3 20 2 322 9 367 7 2 17 77 2654 24 2484 2567 _ 563 3044 a8 402 2388 _ 1632 1755 1885 e2 _ 1727 EN 20 21 2385 26 2254 2567 2898 _ 25 231 244 233
33. 3 1 CHAPTER 6 OPERATION MANUAL 2 AIR CONDITIONER OPERATION IN CHAPTER 7 INSTALLATION MANUAL THERMISTOR ERROR 3 2 PARTS LIST 3 THERMISTOR TEMPERATURE CHAR POTERIS TIG S uuu uu uuu u au ankas a trav 3 3 4 GENERAL TROUBLESHOOTING CHART 3 6 Parts marked with N 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 XEM I s This document has been published to be used for S HARP CO RPO RAT N after sales service only The contents are subject to change without notice SHARP CHINA INVESTMENT CO LTD CHAPTER 1 PRODUCT SPECIFICATION 1 SPECIFICATION 1 AY X9PSR AY X12PSR MODEL INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Moisture removatatcooine en Electrical date Pasarean fe haa ___ 2 2 1100 x son eo Fan system Direct drive Direct drive bw mmm Sw m s s SS Connections Others Fan motor thermal fuse Fan motor thermal fuse Safety device Fuse Micro compute control Fuse Micro compute control Air filters Polypropylene net washable Polypropylene net washable 1 1 2 EXTERNAL DIMENSION INDOOR UNIT Remote controller OUTDOOR
34. 3 N 2 4 0 3 kgf m i i i Gas side 11 Firmly tighten the service port cap and both valve shaft caps with a torque ALTTARI wrench at the specified tightening torque Check the pipe connections for gas leak using a leakage detector or soapy Service port cap tightening torque water Regarding leakage detector use high sensitivity type designed specially for R410A 1141 N m 1 1 0 1 kgf m 7 3 SHARP CHINA INVESTMENT CO LTD CONNECTING THE CABLE THE OUTDOOR UNIT 1 Process the end of the connecting cable for the outdoor unit Use a copper cable i Connecting cable Use a cable which is not lighter than polychlo Cross section area 1 5 mm roprene sheathed flexible cord code designa tion 60245 IEC 57 2 Remove the control box cover 3 Remove the cable holder and connect the cables Be sure that the terminal connections are as specified 4 Fix the cable sheaths with the cable holder and the screw firmly Cable holder C CCS 5 Double check that the cables are securely in place 6 Place the control box cover back in the reverse order Caution Be sure to put the cable leads deep into the terminal board and tighten up the screws Poor contact can cause overheating or fire or malfunction Connecting cable 9 POWER CABLING 10 REMOTE CONTROL INSTALLATION Loading the batteries Slide the cover in the direction of the arrow 1
35. 7 Disconnect both refrigerant pipes 2 way valve Gauge manifold 6 3 way valv er Service port 1 Run the air conditioner at cooling test run mode Refer to 11 TEST RUN 2 After 5 10 minutes fully close the 2 way valve by turning the hexagon wrench 3 After 2 3 minutes immediately close the 3 way valve fully 4 Stop the test run operation 5 Disconnect both refrigerant pipes Caution Make sure that the compressor is turned off before removing the refrigerant pipes Otherwise it will cause burst and injury Do not perform PUMP DOWN when refrigerant is leaking or there is no refrigerant in the refrigerant cycle Otherwise it will cause burst and injury 7 4 SHARP CHINA INVESTMENT CO LTD CHAPTER 6 OPERATION MANUAL USING THE REMOTE CONTROL LOADING BATTERIES 1 Remove the battery cover Insert two batteries Make sure the and polarities are cor rectly aligned 3 Reinstall the battery cover Press the RESET button using a thin stick NOTE The battery life is approximately 1 year in nor mal use When replacing the batteries always change both and use the same type If you will not be using the unit for a long time remove the batteries from the remote control 6 1 HOW TO USE THE REMOTE CONTROL Point the remote control towards the re ceiver window and press the desired but ton The unit generates a beep when it re
36. 7 10Kt1 WOW VOD P151 ANI9 523 P30 SO10 TXD1 T011 AVss t00nF P31 SHOIRXD ISDATOIINTPITIOO AVref Wi P32 SCKTOISCLIO INTP2 PBO CMPOPITMOFFOIINTP3 0Af P75 SCKOOTIN1 P81 CMPOM P74 SIOO RXDOMTI10 P82ICMPIPITMOFFIINTP7 P P73 SO00 TXDO TO10 P83 CMP1M oS agir PT2ISCKO IINTPG P40 TIO2ITOQ2 m x PRISIOMINTPS P11 TIOS TOO3 z WES gt provsootinte4 P12 TIMITO04 MALS psasitiisito P13 TIOSITOQS PEC coN PATOTOO 2 0 D78F1213 2 9 SHARP CHINA INVESTMENT CO LTD 15V R620 0604 3 M NENNEN 10 1 8W C611 E602 E601 100nF 220uF 25V 22uF 50V C610 100nF 15V R629 N ae 10 1 8W ww V 604 22uF 50V C614 100nF 45 4 an 10 1 8W C618 100nF E607 22uF 50V c619 100nF nana R639 0622 C623 22nF il 70604 PTZ24B C626 100nF 3c VB W VCC WH IN WH VS W VCC VH IN VH VSM VB U VCC UH NUH VS U CSC CFOD VFO IN WL NVL IN UL COM VCCI FSBB15CH60F or FSBB20CH60F R647 47K 1 0W Pyn R648 2K HOW C636 nF AE X9PSR AE X12PSR Ico as TU a pg pg gt gt T ES R638 0 01 3W R642 0 01 3W R644 0 01 3W P R630 fi 100K 1 1 2W R631 100K 1 112W R689 100K 1 1 2W vec R690 L 097 100K 1 1 2W BAVO LTI 1K 1 1 10W 22u R634 iL
37. AY X9PSR SHARP SERVICE MANUAL SC213AYX9PSR C SPLIT TYPE ROOM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT NS ELS AY X9PSR AE X9PSR AY X12PSR AE X12PSR 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 CONTENTS 5 MALFUNCTION PARTS CHECK METH CHAPTER 1 SPECIFICATION S p 3 8 1 SPECIFICATION osioon ji 6 CHART nnn 3 10 2 EXTERNAL DIMENSION 1 2 7 TROUBLE SHOOTING GUIDE 3 11 3 WIRING DIAGRM er 1 3 4 ELECTRICAL PARTS 1 4 CHAPTER 4 REFRIGERATION CYCLE 1 SCHEMATIC DIAGRAM 4 1 CHAPTER 2 EXPLANATION OF CIRCUIT AND OP 2 STANDARD CONDITION 4 1 ERATION 3 TEMPERATURE AT EACH PART AND 1 BLOCK DIAGRAMS 2 1 PRESSURE IN 3 WAY VALVE 4 2 2 MICROCOMPUTER CONTROL SYSTEM 2 3 4 PERFORMANCE CURVES 4 2 3 FUNCTION 2 18 CHAPTER 5 DISASSEMBLY PROCEDURE CHAPTER 3 FUNCTION AND OPERATION OF PRO 1 INDOOR 5 1 TECTIVE PROCEDURES 2 OUTDOOR UNIT 5 4 1 PROTECTION DEVICE FUNCTIONS AND 3 CONTROL BOX 5 7 OPERATIONS
38. DOOR UNIT PARTS AE X9PSR AE X12PSR 5 V gt x N gt A 2 2 gt q 5 N N NN E JES 4 ES FF Mh o CR el le amp amp E N amp N amp A Ug W Iq 9 I b N N N S N 5 ES S S k N 10 11 t 12 N 13 14 ET 15 SHARP CHINA INVESTMENT CO LTD AE X9PSR m wm En eme wes oars omms 3 NU mr T gt mr Tl 11 FVLV A301JBKZ 12 CVLV B263JBKZ 13 CCHS B413JBYZ 14 PPLT A991JBTA 15 DVLV B426JBKZ 16 PPLT A992JBPZ 17 DVLV B425JBKZ 18 JHNDPAO35JBFA 20 PDAi A304JBWZ 24 PBoX A604JBPZ 22 QTANZA097JBZZ 23 DSGY F210JBKZ 24 LANGKA344JBPZ 25 RCiLZAO59JBZZ 26 RH HXA194JBZZ Pipe Temp sensor and outdoor Temp sensor 27 RH HXA195JBZZ Discharge Temp sensor 28 PSKR A423JBPZ Partiti
39. IT MAIN CONTROL PCB SING MOTOR MOTOR PROTECTOR INSIDE OR OUTSIDE TEW CRN BRN BLU BLK WHT FAN WT L GENERATOR i o 220 2407 508 YEW GRN S N N N N x EVAPORATOR AN OPTIONAL PART INDOOR UNIT OUTDOOR UNIT Outdoor unit BLK WHT l BLOG PU PH up PRODR D p ocn m DUCTOR PHI pape gy U
40. RTS CHECK METHOD 1 Procedure for determining defective outdoor unit IPM compressor The following flow chart shows a procedure for locating the cause of a malfunction when the compressor does not start up and a DC overcurrent indication error occurs Use the remote operate the air conditioner Does the wire conectes wire Does compressor start up conector right again Yes Yes Compressor starts up Does low or high press valve open Replace Operates again after 3 mins inverter PCB Yes Does the wire Does compressor start conector right Clean indoor heat Check indoor heat excharge Does indoor unit LED Yes display error code conectes wire agrin excharge or outdoor and outdoor heat excharge Check the refrigerant amount Check the installation Replace the inverter PCB condition Installation again SHARP CHINA INVESTMENT CO LTD 6 DC Over Current Error error memory isrecorded Start Are valves 2 way and Yes 3 way close Fully open stop valves Does compressor rotate Yes Does compressor rotate more Yes han 30 seconds Yes No Fix IPM PWB with screws securely Check the AC power supply Is IPM PWB floating from the Check IPM lead wire UVW Abnormal Modify the connection of compressor lead wire on PWB voltage when compressor normal rotate rated voltage 10 norma
41. STMENT CO LTD advantage of being simple and inexpensive however the duty cycle and on time are limited by the need to refresh the charge in the bootstrap capacitor The bootstrap supply is formed by a combination of and bootstrap diode resistor and capacitor as shown in Figure35 and Figure36 The current flow path of the bootstrap circuit is show in Figure 35 When V is pulled down to ground either through the low side or the load the bootstrap capacitor Cas is charged through the bootstrap diode Dgs and the resistor Ras from the Vcc supply Figure 34 Figure 35 istne Li jn i aW 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 LW inside the IPM turns OFF to cut off the over current At the same time an L output of about 2ms is generated from IPM VFO pin 6 and this results in an L input to overcurrent detection input VFO of the microcomputer and turns OFF the PWM signal output through to the IGBT gate 2 22 SHARP CHINA INVESTMENT CO LTD Lower arms control input Protection circuit state Internal IGBT Gate Emitter Voltage Output Current sensing Voltage of the shunt ber resistance Fault Output Signal
42. ange 18 32 C Press the FAN button to set the desired fan speed AUTO SOFT LOW HIGH co e6 7e gt NOTE AUTO MODE In the AUTO mode the temperature setting and mode are automatically selected according to the room temperature and outdoor temperature when the unit is turned on During operation if the outdoor temperature changes the temperature settings will automatically change DRY MODE The fan speed is preset to AUTO and cannot be changed 6 2 SHARP CHINAJINVESTMEN CO LTD FULL POWER OPERATION ADJUSTING THE AIR FLOW DIRECTION VERTICAL AIR FLOW DIRECTION Press the SWING button he vertical airflow louvre will swing Press the SWING button again to stop at the desired position MODE SWING FAN Adjustment range COOL and DRY modes HEAT mode HORIZONTAL AIR FLOW DIRECTION Adjust the horizontal air flow direction Louvre levers e CAUTION Never attempt to adjust the vertical airflow lou vre manually Manual adjustment of the vertical airflow lou vre can cause the unit to malfunction e When the vertical adjustment louvre is posi tioned at the lowest position in the COOL or DRY mode for an extended period of time condensation may result The air conditioner works at the maximum power to make the room cool or warm rapidly During cooling and heating operation press the FULL POWER button The remote control will display The y
43. ceives the signal Make sure nothing such as curtains block the signal receiver window The signal effective distance is 8m CAUTION 47 Do not expose the receiver window to direct sunlight This may adversely affect its opera tion Use of certain fluorescent lamp in the same room may interfere with transmission of the signal e Do not leave the remote control in direct sun light or near a heater Protect the remote con trol from moisture and shock ON OFF MODE Use this mode when the remote control is not available TO TURN ON Press the ON OFF button The green OPERATION lamp El will light up and the unit will start operating in the AUTO mode The fan speed and temperature setting are setto AUTO TO TURN OFF Press the ON OFF button again he green OPERATION lamp will turn off SHARP CHINA INVESTMENT CO LTD BASIC OPERATION Press the MODE button to select the operation mode AUTO HEAT pr DRY Ke L cre 1 3K G gt Press the ON OFF button to start operation The green OPERATION lamp will light up TO TURN OFF Press the ON OFF button again The green OPERATION lamp Ez will turn off P N 3 Press the TEMPERATURE button to set the desired temperature AUTO DRY mode The temperature can be changed up to 2 C the automatically set of tem perature COOL HEAT mode The temperature setting r
44. come into defrosting compressor running frequen cy drop down to a lower frequency firstly then the compre ssor shuts down In defrosting the max frequency of compressor is F9 in this period all protection functions are avaliable 1 20 3 The part operation order r compresso 4 way valv a ay VANE OFF ON outdoor fan motor OFF lt 10minutes 505 105 _ 158 159 2 19 SHARP CHINA INVESTMENT CO LTD e If the AUTO mode operates in DRY the set temperature and 1 21 Information about auto mode the fan speed can t changed 1 22 Airflow control In the AUTO mode the temperature setting and mode are automatically selected according to the room temperature when the unit is turned on Press the SWING button the vetical air flow louver will swing Press the SWING button again to stop at the desired position Model Initial Room Temerature Initial Set Temperature Adjustment range COOLING RT226 C 23C HEAT mode COOL and DRY modes DRY 26 C gt RT220 C RT 2 HEATING RT lt 20 C 23 C FAN RT 20C e In the AUTO model when the controller receives the up or down singnals of temperature from remote control the set temperature can be adjusted by 1 C upper or lower The maximum you can adjust by 2 C upper or lower 1 23 Difference relating to set temperature Auto mode Manual mode Temperature Automatic temperature settin
45. e ON timer can be activated by pressing the ON timer button when the ON timer is activated the operation start time is adjusted base on fuzzy logic calculations 1hour before the set time so that the room temperature reaches the set temperature at the set time 1 5 OFF timer The OFF timer can be activated by pressing the OFF timer button When the OFF timer is set the operation stops after the set time When the temperature is set during timer setting the temperature will show in the display for 5 seconds and then return to the timer display Timer duration can be set from a minimum half an hour to a maximum of12 hours Up to 9 5 hours you can set in half hour increments and from10 to 12 hours in 1hour increments Aunt 3 1 0h 1 5h 10h 11h 12h 2 1 6 ON OFF operation If the air conditioner is off you can pressing the ON OFF button to operates cooling or heating mode Presses the ON OFF button when the buzzer sounds 1 short sound then enter cooling operation 2 short sounds enter heating operation 1 long sound shut down the unit The unit operates in the set mode in the first 10 minutes of ON OFF operation in the first 10 minutes the indoor fan speed operates on high speed the vane swings the compressor operates at maximum frequency F4 In cooling operation the set temperature automatically 1 C lower than room temp in heating mode the set temp automatically 1 C higher than room temp then the set temperature s
46. e the indoor main PCB Power source board power factor correction please check if the indoor control board and outdoor inverter module are of the same generation Cae LO Yale 280 Ta The schematic diagram of the partial outdoor unit communication loop 3 16 SHARP CHINA INVESTMENT CO LTD 13 Display P4 Problem symptom Display P4 Check if the air inlet and outlet of outdoor unit is blocked by any Install to the position as required in the Instruction obstructions Manual and ensure the air inlet and outlet of the outdoor unit is smooth NN NE Check the system for shortage of refrigerant Add refrigerant Check if the exhaust temperature sensor is drifted short circuited or Replace the exhaust temperature sensor open circuited 25 C 20kQ For other resistances please refer to the Exhaust Temperature Sensor Resistance Sheet Control board damaged Replace the outdoor power source board 14 Display P2 Problem symptom Display P2 Cause Overcurrent protection 1 Check if the outdoor fan motor is stopped due to overheat Replace the fan capacitor replace the outdoor power protection or damaged and if the fan capacitor is damaged source board and the damaged outdoor fan motor 15 Display P5 Problem symptom Display P5 Cause Subcooling protection under cooling mode Malfunction No Content of diagnosis Check if the air inlet and outlet of indoor unit is blocked by any Install to
47. e to E9 Cause Intelligent power module of drive and module fault 1 Re energize If this code is displayed when the compressor is If no insert wrong replace the intelligent power module and check started for several seconds or even not started the check the compressor connection for correctness protection PO Check if the outdoor module is Fix the screws again if loose code on appears tightly installed onto the radiating display when the fins and if the silicone is applied Firstly air evenly display PO conditioner Check the system pressure Recharge refrigerant if the pressure is low Discharge is working some refrigerant if the pressure is too high Check the outdoor ventilation and if Install to the position as required in the Insallation there is any obstruction that affects manual and ensure the air inlet and outlet of the outdoor the normal radiating of the air unitis smooth conditioner The above inspections are normal Replace the intelligent power module but the fault remains unsolved Re energize If this code is displayed when the compressor is If no insert wrong replace the intelligent power module and check started for several seconds or even not started the check the compressor connection for correctness protection When the compressor is restarted immediately Try starting the air conditioner again after a longer period code on after stop this might also cause P9 protection displa
48. e valve Condenser 2 STANDARD CONDITION my Tong lt nidi Outdoor side Dry bulb Temp C Relative Humidity Dry bulb Temp C Relative Humidity Cooling o 2 47 J 2835 JBd4 Mem m r j s _ 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 SHARP CHINA INVESTMENT CO LTD AY XP9PSR AE XP9PSR 1 1 At Cooling 1 2 At Heating 800 790 700 650 600 20 25 30 35 40 45 10 9 0 5 10 15 Outside air temp C Input W Input W Outside air temp m 2 0 H 10 5 0 5 10 15 20 25 30 35 40 45 Outside air temp C Outside air temp C Cooling capacity kW Heating capacity kW AY X12PSR AE X12PSR 1 1 At Cooling 20 25 30 35 40 45 900 800 10 5 0 5 10 15 Outside air temp C 1 2 At Heating Input W Input W Outside air temp C Cooling capacity kW Heating capacity kW 2 0 6 0 5 0 4 0 3 0 20 25 30 35 40 45 10 5 0 5 10 15 Outside air temp C Outside air temp C SHARP CHINA INVESTMENT CO LTD CHAPTER 5 DISASSEMBLY PROCEDURE If in carrying out repairs and modifications the work requires the use of arc and flame producing apparatus such as welding brazi
49. ellow FULL POWER lamp will light up TO CANCEL Press the FULL POWER button again The yellow FULL POWER lamp gt will turn off MODE TEMP NOTE The air conditioner will operate at Extra HIGH fan speed for 5 minutes and then shift to HIGH fan speed You can set the temperature during the FULL POWER operation 6 3 SHARP CHINA INVESTMENT CO LTD TIMER OPERATION TIMER OFF TIMER ON Press the TIMER OFF button Press the TIMER ON button and and set the time as desired set the time as desired 3 1 0h gt 1 5h 10h gt 11 gt 12 D 3 1 0h 1 5h 10h 11h 12h The yellow TIMER lamp will light The yellow TIMER lamp will light Up Up The time setting will count down to show The time setting will count down to show the remaining time the remaining time MODE TEMP MODE TEMP 9 VL HS H FAN e Q NOTE Timer duration can be set from a minimum half an hour to a maximum of 12 hours Up to 9 5 hours you can set in half hour increments and from 10 to 12 hours in 1 hour increments he TIMER OFF and TIMER ON can not be set together When the temperature is set during timer setting the temperature will show in the display for 5 sec onds and then return to the timer display 6 4 SHARP CHINA INVESTMENT LTD TIPS ON SAVING ENERGY Below a
50. es too slow prevention too soon and cold air discharges 2 Outdoor unit 3 2 SHARP CHINA INVESTMENT CO LTD Compressor discharge pipe thermistor TH1 Heat exchanger thermistor TH2 Outside temper ature thermistor TH3 Cooling Dyring Heating Cooling Drying Cooling Drying Control operation Expansion control compressor protection Outdoor unit heat exchanger heat prevention Expansion control Defrosting Operation judgement Operation affected Rating controlDefrosting valve and over valve mode When resistance is low tempera ture judged higher than actual Compressor operates but room does not become cool or warm Compressor operates at low speed or stops Defrosting operation is not activated as needed and frost accumulates on outdoor unit Cooling mode is activated even if room temperature is low Normal operation Defrosting operation is activated unnecessarily Compressor discharge pipe temperature error indica tion Outdoor unit thermistor short circuit error indication Outdoor thermistor unit short circuit error indication Outdoor thermistor unit short circuit error indication Outdoor thermistor short unit circuit error indication Outdoor ther mistor short unit circuit error indication 3 THERMISTOR TEMPERATURE CHARACTERISTICS When resistance is high tempera ture judged lower tha
51. et at 23 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 Temperature adjustment within 2 C range automatic operation Temperature setting Fan setting 2 18 Air flow direction Power ON OFF Automatic operation mode setting Swing louvre 1 7 2 Setting not memorized Timer setting 1 7 3 Active auto restart and disabling auto restart function If the auto resart wasn t actived you can presse the ON OFF switch and then supply the power and keep 10 seconds the buzze sound 3 sounds to actives it Contrary if the auto restart has actived you can press the ON OFF switch and then supply the power and keep until 4beeps sound to disable it 1 8 FULL POWER Operation The airconditioner works at the maximum power to make the room cool or warm rapidly The remote control will display ZN button The temperature display will go off The yellow FULL POWER lamp on TO CANCEL Press the FULL POWER button again The yellow FULL POWER lamp 5M on the unit will turn off NOTE The airconditioner will operate at Extra HIGH fan speed for 5 minUtes and then shift to HIGH fan speed You can not set the temperature or fan speed during the FULL POWER operation 1 9 compressor discharge overheat prevevti
52. g based on outside air Can be changed Can be changed Automatic setting setting temperature Can be changed within 2 C using remote between 18 and 32 C between 18 and Can be changed method con trol using remote control 32 C using remote withint2 C control 1 24 Drying operation control When the unit operates in 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 electrolytic capacitor for the inverter by turning ON and OFF DC output reactor Filtering capacitor T PIC I J AC 220V as Filtering capacitor bridge current IGBT valtage AC across sampling driver sampling detection circuit 15 15V TO MCU controller PFCCON External control single Reserved 2 20 SHARP CHINA INVESTMENT CO LTD When the IGBT is ON an electric current flows to the IGBT via the reactor When the IGBT turns OFF the energy stored while t
53. he IGBT was ON is charged to capacitor As such by varying the ON OFF duty of the IGBT the output voltage is varied This circuit brings the operating current waves form closer to the waveform of commercial power supply voltage to maintain a high power factor Because of the capacitor input when the PFC circuit is OFF the phase of the current waveform deviates from the voltage waveform The IGBT turns ON after the time length determined by the zero cross point to supply a current to the IGBT via the reactor This brings the current waveform closer to the voltage wave form in phase As described above the ON OFF operation of the IGBT controls maintain a high power factor by keeping the current phase closer to that of the supply voltage 2 2 Detailed explanation of PFC drive circuit sequence t0 t1 IGBT Off to detect the voltage Zero crossing t1 t2 IGBT PWM 20 2 to improve current waveform closer to voltage waveform 22 5 IGBT Off t3 t4 IGBT PWM 20 2 to improve current waveform closer to voltage waveform t4 t5 IGBT Off to detect the voltage Zero crossing The detected clock waveform is used to judge the power source frequency 50 2 60 2 3 Explanation of IPM drive circuit The IPM for compressor drive is made by Fairchild The 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
54. indicator on intelligent Replace the power source If the fault remains unsolved power module flare normal board replace the intelligent power bright for 1 second and dark module again for 1 second but the indicator on power source board does not work normally You can check each voltage of the electrical board communication pin the normal data is as the following ee ____ 6 ___ _ _ voc 119 R52 REX JK LIG 31x LI FEIS me TE BEL CIE GED er RAM i RAI ilk L ICAN 1007 LH IZA E t Cans LUE TF BES 580 110 RE lk LY TE RAW IE blow Outdoor communication circuit 3 13 SHARP CHINA INVESTMENT CO LTD 6 Display EU Problem symptom Display EU Voltage sensor fault Malfunction No Content of diagnosis 1 The outdoor power source bord can t check the Insert again if loose voltage check the votage lower or higher than the 9 9 9 Replace the outdoor power source board protector voltage D qut in Dx 1 m ER DU 104007 RLS eu a d 10007 257 DEN ic E voltage sampling circuit 7 Display EP Problem symptom Display EP Temperature switch fault on top of the compressor Malfunction No Content of diagnosis Check the insert position CN3 of the compressor Insert again if loose top temperature switch wires on outdoor power source board No switch on compressor top Jumper short circuiting This funct
55. ion not provided for 1 1 5P unit 2 Compressor Check the U V and W wires of The correct sequence of U V and W wiring shall be red white and temperature The the compressor blue Connect again if incorrect temperature is Check the system pressure The pressure is low Add refrigerant to ensure the system pressure very high is normal accompanied with bad smell Check the outdoor ventilation Install to the position as required in the Installation Manual and and if there is any obstruction ensure the air inlet and outlet of the outdoor unit is smooth that affects the normal radiating of the air conditioner Compressor temperature The temperature is not If the fault is solved after short circuiting replace the shell high Short circuit CN3 temperature switch If the fault remains unsolved after replacing the shell temperature switch please replace the outdoor power source board 8 Display P1 Problem symptom Display P1 Test the supply voltage if it is between 160V 260V It is normal protection if exceeding this range AC outdoor unit is within 160V 260V AC 1 If the voltage is normal Replace the outdoor power source board Test if the voltage between L and N terminal of 2 It is normal protection if exceeding this range 3 14 SHARP CHINA INVESTMENT CO LTD 9 Display E9 Firstly display or 9 then change to 9 Problem symptom Display E9 Firstly display or P9 then chang
56. it Model configuration wrong Compressor overheat fault compressor 25 Indoor sensor fault top switch Short circuit open circuit fault of outdoor 26 Indoor coil sensor fault temperature sensor 10 Short circuit open circuit fault of outdoor Indoor EEPROM fault heat exchanger temperature sensor 8 Indoor fan motor fault 30 31 32 33 Outdoor drive fault Short circuit open circuit fault of 2 discharge temperature sensor Voltage sensor fault IPM fault communication fault between power Indoor coil deforst prevention Indoor coil overheating protection source board and intelligent power module unit Current sensor fault Outdoor environmental Overtemperature undertemperature protection 1 2 3 4 5 7 11 12 13 14 15 16 3 10 SHARP CHINA INVESTMENT CO LTD 2 2 Outdoor IPM Flash times n Fault Message Blink times n Fault Message IPM protection failture The phase current of compressor failture 2 DC overhigh lower voltage 15 communication fault between power source board and intelligent power module Display on outdoor power source board The indicator alerts the fault in a cycle as such that it is bright for 0 5 seconds dark for 0 5 seconds flases n times and then dark for 3 seconds 2 3 Protection Code Protection Type Function Indicator flash Digital LED display Overvoltage undervoltage protection Subcooling protection under cooling mode Overheating protection
57. l Check IPM short Abnormal circuit Yes Replace P WB Cooling mode normal Heating mode Check compressor Abnormal heck outdoor exchanger l termistor and discharge terminal Check indoor exchanger thermistor and discharge thermistor normal Modify compressor terminal marking Replace PWB normal Check indoor heat exchanger Does compressor Clean indoor heat rotate exchanger normal No Check the refrigerant amount Replace Compressor Check the discharge pressure Check the installation condition SHARP CHINA INVESTMENT CO LTD 6 CHART 1 The failure code display indoor unit Fault Type Function Indicator lamp Digital LED display Indoor pipe coil temperature sensor IPT Outdoor pipe coil temperature sensor OPT Outdoor air temperature sensor RUN amp POWER ON E7 Flashing Discharge temperature sensor RUN amp POWER ON E8 Flashing 2 The failure code display 2 1 Outdoor power supply PCB The lamp on the outdoor PCB Blink times n Fault Message Blink times n Fault Message IPM protection Defrost state Overvoltage undervoltage Short circuit open circuit fault of intake temperature sensor Exhaust overtemperature protection Outdoor fan motor protection F3 1 Outdoor coil overtemperature protection Indoor fan motor protection 6 Drive faulture protection System in shortage of Freon 17 18 19 20 21 29 Communication fault with indoor un
58. ment of the sensor Replace the outdoor power source board 19 Display P9 Problem symptom Display E9 Firstly display PO or P9 then change to E9 Cause Intelligent power module of drive and module fault Re energize If this code is displayed when the compressor is and check the started for several seconds or even not started Replace the intelligent power module Be sure to apply protection check the compressor connection for silicone when replacing the intelligent power module code correctness display P9 appears Cooling heating is normal Firstly display after the air during run Insert again if loose P9 conditioner is Started and f the cooling heating are has run for a abnormal check the Insert again if loose period compressor wiring for correctness When the compressor is restarted immediately Try starting the air conditioner again after a longer after stop this might also cause P9 protection period of stop because the cooling system is not stable 3 18 SHARP CHINA INVESTMENT CO LTD CHAPTER 4 REFRIGERATION CYCLE 1 SCHEMATIC DIAGRAM Evaporator Indoor unit Flare coupling Flare coupling _ 3 way 2 SF Heating Cooling Outdoor unit Strainer n ud assembly lt L af lt gt ressor Resers
59. n above 4 GENERAL TROUBLESHOOTING CHART 1 Indoor unit does not turn on Cracked PCB Check visually There should be no cracking in Replace PCB Cracked pattern PCB or pattern Open circuit in FU1 250 V 3 15A Check melting of FU1 There should be no open circuit Replace PCB 2 Indoor unit fan does not operate Open circuit in heat exchanger ther Measure thermistor resistance Refer to themistor temperature Replace thermistor mistor TH2 dismount for check characteristic or faulty contact mistor TH2 thermistor installation con dition disconnected 3 Indoor unit fan speed does not change 3 6 SHARP CHINA INVESTMENT CO LTD Remote control not designed to allow Check operation mode Fan speed should change ex Explain to user fan speed change cept during dehumidifying ope ration sleep operation internally normal operation 4 Remote control signal is not received Batteries at end of service life Measure battery voltage 2 5 V or higher two batteries in Install new batteries Batteries installed incorrectly Check battery direction indicated battery Install batteries in indicated fluorescent lamp is burning out is turned off new fluorescent Sp inap propriate manual range specified in manual to user Open circuit or short circuit in wiring Check if wires of light receiving Wires of light receiving section Replace wires of light of light receiving section sec
60. n actual Layer short circuit or open circuit may result in compres sor in normal oper ation Normal operation Defrosting operation is activated unnece ssarily does and room not become warm Heating mode is activated even if room temperature is high Normal operation Defrosting operation is not activated and frost accumulates on outdoor unit Open circuit Compressor discharge pipe temperature error indica tion Outdoor thermistor unit open circuit error indication Outdoor thermistor unit short circuit error indication Outdoor thermistor unit open circuit error indication Outdoor thermistor open unit circuit error indication Outdoor thermistor unit open circuit error indication 1 Indoor unit and outdoor exchange temperature and outside air temperature thermistor temperature characteristics Resistance k Ohm Resistance k Ohm 37 326 4 399 19 35 458 4 371 Votalge of resisitance SHARP CHINA INVESTMENT CO LTD Resistance Votalge of Resistance Votalge of k Ohm resisitance k Ohm resisitance 24 984 3 697 2 101 23 795 3 563 2 057 22 671 3 435 2 012 21 606 9 313 1 969 20 598 3 195 1 926 19 644 3 082 1 883 18 732 2 974 1 842 17 881 2 870 1 800 Resistance Votalge of TEMP TEMP R k Ohm resisitance 0 843 0 819 0 795 0 773 0 751 0 729 0 709 0 689 0 669 0 651 0 633 0 615 0 598 0 582 0 566 0 550 0 535 05
61. ng and solderingequipment this work shall only be started after the rooms have been thoroughly ventilated While the work is being carried out the mechanical venti lation if any shall be kept in constant operation and all windows and doors kept open In the case of 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 panel and remove it 4 Loosen the screws on the terminal board and remove the unit tounit wiring connected with the board hii a Ah cr 5 Slide out the 2 air filters 3 Remove the cord holder a 5 1 SHARP CHINA INVESTMENT CO LTD 8 Remove the thermistor suppertor and the thermistor clip Remove a screw fixing the earth wire 7 Unfasten the front panel and pull forward it slightly 4 circled spotsin the picture are hooked mms a eC a ee m m e wama s w wam sma as gem sana p p pu um puer m ee eee ees Gee eS SS Bs ras E es ees Tim i 9 Remove the screw fixing on the control box cover from the control Open the horizontal louver box and pull it away
62. ompressor stops for 3 in operation Discharge temperaturez 100 C drop the operating frequency If discharge tem perature over 105 C shut down the compressor outdoor minutes fan motor stops after 15 seconds ais When AC lt 260V none delaye The compressor delayes When the com The compressor ss lli minutes to restart pressor stopes for 3 minutes The 158V When the unit in operation unit stops if AC lt The When the mach ine in operation unit stops if AC2265V When the outdoor current When When the outdoor yes 2lmaxthe compressor stops machine current normal and outdoor motor stops after operation 15 seconds If the system can t check the When the com Operation offf of on none yes feed back signal of compress pressor drives or or or load is exceptonal or operates driver fail then shut down the outdoor unit Compressor stops if indoor When in cooling Automatic reset when P5 yes pipe temperature IPTs 1 C or dehumidifying indoor pipe temperature and remains 5minutes operation IPT 26 C and remains 10 minutes Compressor shtops if the When the unit in When the outdoor pipe P6 outdoor yes outdoor unit heatexchanger operation temperature OPT lt TOP1 light flash temperature OPT2TOP4 5cycle When the unit is in operation Compressor stops if indoor exchaege IPT2TIP4 When the indoor pipe temperature IPTSTIP1 P7 yes temperature The
63. on control When the compressor discharge temperaturez TP2 95 C forbid the frequency raise until the discharge temperature is bellow than TP2 decrease 2 C When the discharge temperaturezTP3 100 C drop the operating frequency If discharge temperature is over 105 C then shut down the compressor outdoor fan motor stop after 15 seconds when the discharge temperature 2 95 and the compressor is stoped for 3 minutes the unit operates again 1 10 Voltage prevention When the voltage ACs 158V the uint stops and displays the code until the voltage AC2162V when the voltage AC2265V and keeps 30 minutes the unit stops and displays code P1 until the voltage ACS 260V 1 11 Over current prevention when the outdoor current2lgop frequency the controller drops1Hz second until the minimum operation frequency SHARP CHINA INVESTMENT CO LTD when the unit enter drop frequency prevention opreates if larop 2 outdoor normal the controller limit the operation frequency rise until outdoor lt lioma When the outdoor current 2lmax the compressor stops and outdoor motor stops after 15 seconds 1 12 Compressor drive prevention During the compressor start up or operation if the signal of the compressor can t be checked or check the load is exceptonal or driver fail then shut down the outdoor unit and displays the fail code 1 13 Indoor unit evaporator freeze prevention When the indoor evaporator temperat
64. on plate 29 CCPY A333JBKZ Capillary assembly SHARP CHINA INVESTMENT CO LTD AE X12PSR CCAB ASSTUBKZ DCON A785JBPZ LANGKA345JBPZ 1 CMOTLB548JBEZ 1 NFANPA154JBEZ 1 PPLT A990JBTA 1 GGADUA015JBEA GCAB A486JBTA 1 GGADPA028JBFA 1 FCMPRA375JBKZ 1 FVLV A301JBKZ 1 CVLV B264JBKZ 1 CCHS B413JBYZ PPLT A991JBTA 1 DVLV B426JBKZ 1 PPLT A992JBPZ 1 DVLV B427JBKZ 1 1 LHLD AAO1SRFZ 1 20 PDAI A304JBWZ 1 21 PBOX A604JBPZ 1 this is assembly 22 QTANZAO098JBZZ 1 23 DSGY F210JBKZ 1 24 LANGKA344JBPZ 1 RCiLZA059JBZZ 1 RH HXA194JBZZ Pipe Temp sensor and outdoor 7 10 11 12 13 14 15 16 17 18 19 25 26 Temp sensor 27 RH HXA195JBZZ Discharge Temp sensor 1 28 PSKR A423JBPZ Partition plate 1 29 CCPY A334JBKZ Capillary assembly 1 NEN EM ma NN En EM EN _ 3_ EN NE ow EN m LA En m EN EN En EN EES SHARP CHINA INVESTMENT CO LTD 5 OUTDOOR PACKING PARTS PACKING PARTS No Part No Part Name Q ty Remark SPAKCE434JBEZ Cabinet carton for AE X9PSR SPADBATOSJBFZ Base foaming 1 SPAKCE435JBEZ Base carton 1 S SPAKCE468JBEZ Cabinet carton for AE X12PSR
65. r side e Use a copper cable Cross section area 1 5mm or more Use a cable which is not lighter than polychloroprene sheathed flexible cord design 245 IEC 57 2 Open the open panel by about 50 3 Connect the electrical cable Be very careful not to confuse the terminal connections Wrong cabling may damage the internal control circuit The markings on the indoor unit s terminal board must match with those of the outdoor unit 4 Fix the cable with the accompanying cord holder and the short screw 5 Close the open panel 7 2 Mn SCREW Terminal board Earth wire CORD HOLDER Electrical cable SHARP CHINA INVESTMENT CO LTD CONNECTING THE DRAIN HOSE Indoor unit Notes Be sure to lay the drain hose downward for smooth drainflow 1 Connect a drain hose Be careful not to allow the drain hose to rise form a trap or leave its end in water as shown below 2 Tape over the connecting Coil thermal insulation around a drain hose extension if running in the room part It is recommended to add an intermediate air vent when the drain hose is extended horizontally or an anti back flow air vent when the hose is exposed to high winds on a high rise building for example For this purpose employ a T tube joint PVC made commercially available halfway in the hose Not running wavy y Ls allowed lt Not left in water AIR VENT T TUBE JOINT 216 8mm Not to
66. re some simple ways to save en ergy when you use your air conditioner Set the proper temperature Setting to higher or lower than necessary tem perature point will result in increased power consumption Block direct sunlight and prevent drafts Blocking direct sunlight during cooling opera tion will reduce power consumption Close the windows and doors during cooling and heating operations Keep filter clean to ensure the most ef ficient operation Turn off the circuit breaker when the unit is not used for an extended period of time The indoor unit still consumes a small amount of power when it is not operating NOTE ON OPERATION OPERATING CONDITION _ INDOOR TEMP OUTDOOR TEMP oou Peper IR ee ww re The built in protective device may prevent the unit from operating when used at higher tem perature than this range Condensation may form on the air outlet if the unit operates continuously in the COOL or DRY mode when humidity is over 80 96 WHEN POWER FAILURE OCCURS his air conditioner has a memory function to store settings when a power failure occurs After power recovery the unit will automati cally re start in the same settings which were active before the power failure except for timer settings If a power failure occurs while the timer is set the timer setting will be cancelled and will not be retrieved even after the power is restored
67. rts will cause electric shock water leak fire the unit falling The appliance shall be installed in accordance with national wiring regulations Wrong connection can cause overheating or fire After installation has complete check that there is no leakage of refriger ant gas If the refrigerant gas contact with fire it may generate toxic gas Ventilate the room if refrigerant gas leakes during installation If the refrigerant gas contact with fire it may generate toxic gas Use the specified electrical cable Make sure the cable is secured in place and that the terminals are free of any excess force from the cable Otherwise overheating or fire may result Form the cable so that the control box cover the cord holder and cable holder are not loose Otherwise overheating fire or electric shock may result ACCESSORIES 1 MOUNTING PLATE To mount the indoor unit on 5 DRY BATTERY the wall 2 WALL PLUG To fix the mounting plate with 5 MANUALS c the long screws 3 LONG SCREW To fix the mounting plate with the wall plugs 4 REMOTE CONTROL To control remotely NOTES ON LOCATIONS Indoor unit 1 Q N OU INSTALLATION DIAGRAM Consider minumum height suitable Keep the air outlet clear of any obstacle so that outgoing air flows smoothly in the entire room Make a drain hose hole for easy drainage Provide sufficient space on both sides and above the unit
68. t plate and removed the right plate 6 The screw on the left hand side of front panel is removed LI 10 Unscrew 4 screws on the side left grille and removed the left i grille 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 5 5 SHARP CHINA INVESTMENT CO LTD 11 Remove the connectors and reactor in the control box 14 Remove the compressor covers 1 and 2 13 Remove the 3 screws fixed the bulkhead plate 17 Remove the compressor cover 5 6 SHARP CHINA INVESTMENT CO LTD 18 Remove the 3 thermistors K F T J 5 7 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 SHARP CHINA INVESTMENT LTD CHAPTER7 INSTALLATION MANUL SPLIT TYPE ROOM AIR CONDITIONER SHARP instaLLaTION MANUAL INDOOR UNIT OUTDOOR UNIT AY X9PSR AE X9PSR AY X12PSR AE X12PSR SAFETY PRECAUTIONS Installion must be made in accordance with the installation manual by qualified service personnel Incorrect work will cause electric shock water leak fire Be sure to use the attached accessories parts and specified parts for installation Use of other pa
69. the contrller shuts down the outdoor unit and displays code PO when the IPM temperature or current drops to lower than prevention temperature the outdoor unit restarts and operates at normal 1 17 Startup control When the air conditioner starts in the cooling or heating mode if the room temperature is 3 5 C higher than the set temperature the unit operates with the operating frequency at maximum Then when the set temperature is reached the unit operates at the operating 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 the temperature ofthe indoor unit heat exchanger reaches about 37 C so that people inthe room will not feel chilly air flow temperature temperature rise drop grc setfan speed 33 C low fan speed 9m stop 0 220 1 19 Auto restart When power failure occurs after power is recovered the unit will automatically restart in the same setting which auto restart function were active before the power failure except for timer settings If a power failure ocurse while the timer is set the timer setting will be cancelled and willl not be
70. the position as required in the Installation manual obstructions and ensure the air inlet and outlet of the outdoor unit is smooth Check the system for shortage of refrigerant Add refrigerant Check if the exhaust temperature sensor is drifted short Replace room temperature sensor IRT and Indoor pipe circuited or open circuited Measure the resistance of the coil temperature sensor IPT resistors on two ends of indoor temperature sensor 25 C 5kQ For other resistances please refer to the Temperature Resistance Sheet Control board damaged Replace the indoor control board 16 Display P6 Problem symptom Display P6 Cause Overheating protection under cooling mode Malfunction No Content of diagnosis Check if the air inlet and outlet of outdoor unit is blocked by any Install to the position as required in the Installation manual obstructions and ensure the air inlet and outlet of the outdoor unit is smooth Check the system for shortage of refrigerant Add refrigerant Check if the outdoor evaporator coil temperature sensor is Replace the outdoor coil temperature sensor drifted short circuited or open circuited 25 C 5KQ For other resistance please refer to the Temperature Resistance Sheet Control board damaged Replace the outdoor power source board SHARP CHINA INVESTMENT CO LTD 17 Display P7 Problem symptom Display P7 Overheating protection under heating mode Check if the
71. tion are caught should not have any damage receiving section caused by pinching Defective light receiving unit Check signal receiving circuit Tester indicator should move Replace PCB when signal is received Dew condensation on light receiving Check for water and rust Signal should be received within Take moisture proof measure unit range specified in manual for lead wire outlet of light receiving section 5 Vane do not move Caught in sliding section Operate to see if vane are caught Vane should operate smoothly Remove or correct catching in place P section relay PCB louver motor be disconnected section on PCB contact 6 Compressor does not start Erroneous inter unit connection Check wiring between indoor and Terminal board 1 N 230 VAC Correct wiring outdoor units 50 Hz DamageD IPM Check IPM continuity MEM Replace IPM Blown outdoor unit fuse Check 20 A fuse Check 15 A fuse Fuse should not be blown Replace fuse Replace outdoor unit PWB assembly Power supply voltage is too low Measure power supply voltage 220 10 VAC 50 Hz Make sure that power supply during startup voltage is 198 V or higher Compressor lock Supply current and touch com Compressor should start nor Apply external impact to pressor cover sound absorbing mally compressor Replace material to check if operation compressor starts 3 7 SHARP CHINA INVESTMENT CO LTD 5 MALFUNCTION PA
72. ure IPTS4 C and keeps 1 minutes the uint enter the evaporator freeze prevention If the indoor evaporate temperature IPT lt 1 C and remains 5 minutes during cooling or dry operation the compressor stops in order to prevent the freezer and displays code P5 When the indoor unit evaporator temperature IPT26 C the compressor restarts and resumes normal operation 1 14 Outdoor unit overheat prevention During cooling operation if the temperature of the outdoor unit heat exchanger OPT exceeds the limit frequency rise temperature TOP2 the contoller limit the operation frequency rise unti the OPT lt TOP2 If if the temperature of the outdoor unit hea texchanger OPT reach or exceeds stops unit temperature TOP4 the compressor stop operating until OPTSTOP1 prevention cancel temperature the unit restart and opreates at normal 1 15 Indoor unit overheat prevention control During heating operation if the temperature of the indoor unit heat exchanger IPT exceeds the limit frequency rise temperature TIP2 the contoller limits the operation frequency rise unti the IPT TIP2 If the temperature of the outdoor unit heat exchanger IPT reaches or exceeds stops unit temperature TIP4 the compressor stops operating and diplayes code P7 until IPTSTIP1 prevention cancel temperature the unit restart and opreates at normal 1 16 IPM pretector If the IPM checked the temperature itself or current is higher than prevent temperature or current
73. ving circuit Fan speed detection Indoor fan drive circuit Buzzer drive circuit LEV drive circuit EEPROM Room Temp detection circuit IDU pipe temp detection circuit Model selection NO Unit unit wiring AC power and serial signals and serial signals 3 15A fuse lt Overcurrent detection Transformer Power Supply 15V Anion circuit Power on relay of outdoor unit Auxiliary circuit Indoor fan motor Buzzer LE Room temp thermistor IDU pipe temp thermistor Model jumper SHARP CHINA INVESTMENT CO LTD 2 OUTDOOR UNIT m r l Unit unit wiring AC Zero crossing AC power and Programmer port PFC IGBT Driving Circuit 8 S gnalsjand serial signals DC 5V2 Bus current detecting circuit 20A FUSE Inrush current protection PFC Circuit Power supply 15V Power supply DC 5V PFC enable circuit Crystal oscillator of LED Terminal of Compressor CPU Of Module Board Compressor over current detection circuit IPM Module Compressor phase current detection circuit AC Voltage Detection Reset circuit Programmer port Bus Voltage detection circuit COMM Power on relay driving circuit Compressor selection AC detection circuit EERPOM Indoor outdoor control signal EEPROM circuit Reset Circuit Crystal oscillator of SPI Communication Hi Temp Detection Function select System ODU Ambient
74. xceeds 5m Standard piping length is 5m Trap When the outdoor unit is placed at a higher level than the indoor unit provide a trap near the hose s lead in port Use the refrigerant pipes shown in the table below Pipe thickness Thermal insulation Liquid side 1 4 6 35mm Material Polyethylene foam Gas side AY X9PSR AE X9PSR Thickness 6 mm or thicker The thermal insulation should cover both the gas and liquid pipes LLALL TITILLLLLL LL A for the climate area Provide as much installation space as possible for efficient air conditioning INSTALLATION DIMENSION OF INDOOR UNIT Unit size 795 Ceiling 150mm or more 2 x WY bennen de Y 95 Center of wall hole Outline of indoor unit Backward piping Length unit mm 7 1 SHARP CHINA INVESTMENT CO LTD E PLACING THE MOUNTING PLATE AND MAKING A PIPING HOLE Installing the mounting plate K 1 Drill diameter 6 5mm depth 32mm holes and Set 6 5 mm fit the wall plug 32mm 2 Referring to the INSTALLATION DIMENSION OF INDOOR UNIT mark the location for the WALL PLUG fixing holes and the piping hole Recommended fixing holes are marked in circle around the hole 6 points Make sure that the mounting plate is horizontally 1 MOUNTING PLATE 3
75. y because the cooling system is not stable Firstly P9 appears Cooling heating is normal Replace the intelligent power module display P9 after the air during run conditioner is If the cooling heating is Insert again if loose started and abnormal check the has run for a compressor wiring for period of time correctness 10 Display EE Problem symptom Display EE Cause EEPROM fault Malfunction No Content of diagnosis Shut off the power and suplyes again if EE dispay again Replace outdoor power source board 11 Display P1 Problem symptom Cause Content of diagnosis Test the supply voltage if it is between 160V 260V AC 2 Test if the voltage between L and terminal of outdoor unit is It is normal protection if exceeding this range within 160V 260V AC If the voltage is normal Replace the outdoor power source board 12 Display EO E5 3 15 SHARP CHINA INVESTMENT LTD Problem symptom Display EO E5 Indoor outdoor communication fault Malfunction No Content of diagnosis 1 Energize and observe for 10 minutes EO displayed or changed to E5 after a period of approx is still time IE ETE 1 Check if the indoor and outdoor connections are correct The terminal L and N shall correspond to each other on indoor and outdoor units Measure the voltage on outdoor terminal L and N before display of EO fault If the voltage is 0 2 If the L

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