Sharp AE-X079E Service Manual Download Page 8

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AH-X079E/X099E
AY-X079E/X099E

BLOCK DIAGRAMS

INDOOR UNIT for AH-X075E/X095E and AY-X075E/X095E

DC power supply circuit

Fan motor phase control circuit

Rotation pulse input circuit

AC clock circuit

Louvre motor drive circuit

Remote controller signal
reception circuit

Buzzer drive circuit

CPU reset circuit

CPU oscillator circuit

Room temp. detect circuit

Heat exchanger pipe thermo circuit

Compensation circuit/
select circuit

Compensation circuit

Switchover circuit

Serial I/O circuit

Compressor relay drive circuit

LED drive circuit

Auto restart circuit

Test run circuit

Power on circuit

Flow direction control
(louvre motor)

Wireless remote control
operation

Audible operation confirmation

Room fan motor

Fan motor pulse detect

Room temp. thermistor

Heat exchanger pipe thermistor

Blower temperature,
fan speed, model select

Outdoor ratings

Wireless, preheat

Indoor/outdoor control signal I/O

Outdoor unit power supply
on/off control

LED display

Test run (forced operation)

Self diagnostics,
fault diagnosis

AC power

Unit-unit
wiring (AC
power and
serial
signals)

CPU

Auxiliary mode

Auxiliary mode button ON/OFF

2.5 A

FUSE

Summary of Contents for AE-X079E

Page 1: ...hould be used SERVICE MANUAL Page SPECIFICATIONS 2 EXTERNAL DIMENSIONS 4 WIRING DIAGRAMS 5 ELECTRICAL PARTS 7 BLOCK DIAGRAM 8 FUNCTIONS 14 FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES 21 BREAKDOWN DIAGNOSIS PROCEDURE 28 REFRIGERATION CYCLE 25 PERFORMANCE CURVES 28 DISASSEMBLING PROCEDURE 30 OPTION 39 REPLACEMENT PARTS LIST 40 TABLE OF CONTENTS AH X079E X099E AY X079E X099E AU X079E X099E AE X07...

Page 2: ...ube type Control Capillary tube Refrigerant volume 630g 680g Noise level High dB A 35 43 36 43 at cooling Med dB A 31 32 Low dB A 28 28 Fan system Drive Direct drive Air flow quantity High m3 min 7 0 23 1 7 2 23 1 at cooling Med m3 min 6 1 6 2 Low m3 min 5 3 5 3 Fan Cross flow fan Propeller fan Cross flow fan Propeller fan Connections Refrigerant coupling Flare type Refrigerant tube size Gas Liqui...

Page 3: ...te Fin and Grooved tube type Control Capillary tube Refrigerant volume 650g 670g De lce system Micro computer controled reverse sysetm Noise level High dB A 35 43 36 43 at cooling Med dB A 31 32 Low dB A 28 28 Fan system Drive Direct drive Air flow quantity High m3 min 7 0 22 8 7 2 22 8 at cooling Med m3 min 6 1 6 2 Low m3 min 5 3 5 3 Fan Cross flow fan Propeller fan Cross flow fan Propeller fan C...

Page 4: ...gure E 2 OUTDOOR UNIT AY F22SE 750 270 183 800 Power supply cord Right Left 1 8m 1 1m Length unit mm 19 5 58 CRMC A442JBE0 R03 AAA 2PCS FULL POWER SHARP CORPORATION INVERTER AIR CONDITIONER 182 AU F22SEY 250 280 304 470 10 5 38 58 5hole 185 35 85 135 515 530 15 698 129 Length mm ...

Page 5: ...y 3 mm and makle a hole C C The triangular dents 2 places in the center are for center positioning which are usable for installing D The hole in the center upper part has shape After tentatively tightening the screw it is possible to ergage the installation plate here E Unit mm Installation dimension range 395 to 550 when the installation angle is used 50 mm or more 29 45 45 3038 270 C Center of l...

Page 6: ...e that WPE2 has been fused the voltage is kept high at C8 BK BL BR GR BLACK BLUE BROWN GRAY RE WH OR RED WHITE ORANGE G Y GREEN YELLOW YE G YELLOW GRENN BLACK R P M SIGNAL 5 3 1 1 1 4 3 5 6 2 1 3 5 N 2 1 N 2 N L OUTDOOR UNIT TERMINAL BOARD G Y G Y BR BL RE RE A M C BK BL OR THERMISTOR COMP TEMP TH1 CN1 WH BK RE BL YE BL YE U V W U R V S W C COMPRESSOR POWER TRANSISTOR MODULE PM1 TH2 RE CONTROL BOA...

Page 7: ...capacitor 430V 1 5µF AH AY Transformer Primary AC 230V 50Hz AH AY Secondary AC14 6V 50Hz Fuse 250V 2 5A AH AY Compressor HV166A1 S10DK 3 PHASE Induction motor AU AE Outdoor fan motor ML A485 220 240V 50Hz AU AE Outdoor fan motor capacitor 430V 1 5µF AU AE WPE1 QFS AA047JBE0 13A 250V AU AE WPE2 QFS GA015JBE0 10A 250V AU AE WPE3 QFS GA008JBE0 3A 250V AU AE or QFS GA027JBE0 3A 250V AU ELECTRICAL PART...

Page 8: ...er circuit Serial I O circuit Compressor relay drive circuit LED drive circuit Auto restart circuit Test run circuit Power on circuit Flow direction control louvre motor Wireless remote control operation Audible operation confirmation Room fan motor Fan motor pulse detect Room temp thermistor Heat exchanger pipe thermistor Blower temperature fan speed model select Outdoor ratings Wireless preheat ...

Page 9: ...circuit Power supply circuit built into IPM CPU oscillator circuit AC overcurrent detection circuit DC overcurrent detection circuit LED Heat exchanger pipe thermistor Compressor thermistor Current transformer Compressor Power transistor module 4 way valve except for the AU X099E X079E Outdoor fan Smoothing circuit Active filter circuit Filter circuit Unit unit wiring AC power and serial signals 1...

Page 10: ...3 CN3 2 3 4 5 CN301 CN4 LOUVER MOTOR FUNCTION MODEL 1 fmin UP ON OFF MODEL 2 THERMO SHIFT ON OFF MODEL 3 AH AY MODEL 4 fmax DOWN ON OFF MODEL 5 OUT T THERMO ON OFF MODEL 6 07 09 MODEL 7 HOT KEEP ON OFF WIRELESS CHANGE ON OFF PREHEAT ON OFF RATE COOL RATE HEAT FAN L SPEED FAN M SPEED FAN H SPEED IC1 PIN NO 36 P24 SYMBOL JP1 AH X079E AH X099E AY X079E AY X099E X NONE 33 P27 JP4 X NONE 20 P40 JP5 19 ...

Page 11: ...2W 680 2W 680 13V D8 MRY1 D6 RY1 D7 RY2 50V R11 56K PC2 R11 R12 R13 R14 R15 4 3 4 3 1 2 1 2 5V 5V R17 10K 10K R16 PC1 D1 B C16 0 1µ 25v C20 100µ 10v A 5V 5V 5V 13V R46 10K JP1 F OUTPUT R18 47 1W C11 0 1µ 25v C30 100µ 25v IC2 7805 10 9 8 7 6 5 4 5 3 1 3 2 1 APM 11 AF OUT 12 AF IN VCC1 VIN1 GND U X V Y W Z 1 2 3 4 CN11 IPM CONNECTOR 5V 5V CN10 WINTER KIT R34 10K C21 C22 C26 10µ 16V x 3 R20 6 8kF x 3...

Page 12: ...8 RED D7 R24 C3 C4 C6 C5 ZD1 ZD1 R3 CN9 TR R4 R5 R7 5 1 C101 LED102 LED101 C102 CN101 GND VCC VOUT IC101 R30 R31 F L F M F H R35 R33 R37 R39 RATE C RATE H R32 R34 R36 R38 JP12 JP5 JP6 JP7 JP8 JP9 PREHEAT WIRELESS HOT KEEP 07 09 OUT TH C15 R19 R7 C8 R6 R20 R21 R80 JP25 C7 3 Q1 4 1 5 6 IC80 JP4 C17 JP3 JP2 TH SHIFT AH AY fmax JP1 fmin C80 R12 C9 JP99 D5 R22 JP26 JP27 JP11 R10 R11 CN1 5 C12 C11 16 1 ...

Page 13: ...R15 C13 C31 C12 WPE1 QFS AA047JBE0 R4 2 PC1 PC2 R6 R5 R44 R45 R7 R16 R42 C15 R43 R17 JP21 C14 Cool 40Hz L3 1 1 4 3 3 4 1 2 D1 2 1 R14 RED BLUE N GREEN YELLOW R36 IC3 OSC1 32 33 IC1 JP20 JP22 JP16 JP15 F CN10 C20 C16 64 1 B C E Q4 C3 EXAMPLE 4 E 7 HP V H L 9 C DSW1 3 2 1 9000 BTU HP R3 R9 D2 LED1 JP12 JP8 C10 R39 R40 OUT R10 R1 R2 C1 IN MRY1 R8 1 4 WINTER KIT OPTION JP18 C17 C18 R33 R46 JP1 R34 C30...

Page 14: ...ode c full power until the h zone is reached When the h zone is reached the frequency changes to the frequency code determined by fuzzy calculation and after that proportional integral control is performed 2 Cooling If the room temperature is in the c zone when operation begins proportional integral control is not performed and the machine runs at frequency code 9 power until the h zone is reached...

Page 15: ...AH X099A 1 2 Indoor fan control This control uses the thermistor for the indoor heat exchanger to control cold air blowing prevention the indoor fan and overheating prevention 53 50 47 44 38 32 26 H G F E D C B A C Cold air blowing prevention line Temperature of indoor heat exchanger Differential 3 C OFF 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 OFF Fan speed Frequency cord Fan speed High Med Low ...

Page 16: ...r operation Immediately begins cooling or heating at maximum power and air flow Full power stops after 1 hour During heating Operates at setting of 32 C During cooling Operates at setting of 18 C 1 11 Preheat When heating is stopped supplies a small amount of power to the compressor to make heating start more quickly Operates when the indoor temperature sensor and external air sensor detect that t...

Page 17: ...ng the 150 second delay before the compressor relay goes off the compressor relay will stay on 1 15 Auto Restart When power failure occures after power is recovered the unit will automatically restart in the same setting which were active before the power failure Operating mode Cool Heat Dry Temperature adjustment within 22 C range automatic operation Temperature setting Fan setting Air flow direc...

Page 18: ...ation is quit The defrosting zone is an outdoor heat exchanger temperature of under approximately 4 C 3 During defrosting When defrosting begins the compressor stops Approximately 3 minutes later the compressor reactivates in the refrigeration cycle and the outdoor heat exchanger is defrosted Each mode is as follows The outdoor fan is stopped The operating frequency is as shown in the table below ...

Page 19: ...the frequency is lowered by approximately 5 Hz once every 60 seconds When the discharge temperature goes below approximately 104 C the frequency is raised by approximately 5 Hz once every 60 seconds and normal operation is restored If the frequency is lowered to 15 Hz without the discharge temperature decreasing and this condition lasts for 1 minute the compressor will be stopped 5 Control for pre...

Page 20: ... a complete stop request signal is sent to the indoor unit and the outdoor unit will remain stopped until reset is performed At this time the 3 minute delay for control of the outdoor unit will not function therefore do not cancel by removing the plug and cutting the power 2 5 Power transistor module protector If the temperature of the chips in the power transistor module exceeds 105 C the compres...

Page 21: ...C During full power operation 49 C to 58 C Stops the compressor if a current of approximately 30A or more flows in the power transistor module Also stops the compressor if the temperature of the power transistor module is exceeds 105 C Lowers the operating frequency if the compressor AC current exceeds set valve Stops the compressor if the current exceeds at 40Hz or less set valve Stops the compre...

Page 22: ...ressor if if the operating frequency is above 85 Hz and the compressor current is below 1 0 A Turns the compressor relay off if the indoor unit does not receive a serial signal from the outdoor unit for 8 minutes Stops the compressor if the outdoor unit does not receive a serial signal from the indoor unit for 30 seconds When an power factor module error input is detected During compressor operati...

Page 23: ...l applied to the motor Overheat of the comp ressor error protector operating or outdoor compressor thermistor TH1 short Outdoor power supply does t turn on Wiring mistake 1 Rewire 2 Replace the fuse replace the outdoor board assembly 3 Replace the board 4 Replace the board 1 Replace fan motor 2 Reattach 3 Replace the indoor control board assembly 1 Replace the outdoor control board assembly Curren...

Page 24: ...ature C Temperature C Tester Tester Thermistor To measure the resistance first remove the connector from the board Color No Connector Compressor thermistor Heat exchanger pipe thermistor Outdoor temp thermistor TH1 TH2 TH3 No 1 to 2 No 3 to 4 Red Orange No 5 to 6 Green Microcomputer terminal Input signal To Outdoor control board Adaptor C14 GND R17 Pin No 43 Pin No 42 0 1 0 Low input 1 High input ...

Page 25: ...099E s 1 2 Capillary tube 3 Strainer Outdoor unit Condenser Evaporator Indoor unit Compressor Flare coupling Flare coupling Silencer 4 valve valve Accumulator s 1 4 C 2 Capillary tube Accumulator 3 Strainer Outdoor unit Condenser Evaporator Indoor unit Reverse valve Comp ressor Flare coupling Flare coupling valve valve Silencer Cooling Heating Coil ...

Page 26: ...e in 3 way valve Operation mode Cool Max Cool 1 2 3 4 3 way valve pressure kg cm2 G 90 C 41 C 10 C 3 C 4 4 78 C 41 C 11 C 7 C 5 2 69 50 settle AH X099E Operation mode Cool Max Cool 1 2 3 4 3 way valve pressure kg cm2 G 96 C 39 C 12 C 5 C 4 4 80 C 40 C 13 C 7 C 5 5 75 50 settle AH X079E No Hz No Hz Capillary tube O D I D L ø2 7 ø1 5 800 Capillary tube O D I D L ø2 7 ø1 5 700 AH X079E AH X099E Dimen...

Page 27: ...e pressure kg cm2 G 105 C 42 C 10 C 16 C 4 6 104 C 0 C 40 C 2 C 20 0 85 C 42 C 10 C 10 C 5 3 77 C 2 C 38 C 1 C 15 5 53 more than 70 50 settle 50 settle AY X099E Operation mode Cool Max Heat Max Cool Heat 1 2 3 4 3 way valve pressure kg cm2 G 100 C 44 C 11 C 7 C 4 5 98 C 0 C 41 C 2 C 19 5 81 C 42 C 12 C 10 C 5 6 72 C 2 C 37 C 0 C 15 3 75 more than 80 50 settle 50 settle AY X079E No Hz No Hz Capilla...

Page 28: ...0 800 1000 1200 Cooling capacity kW Outside air temp C Input W Outlet air temp C 1 Indoor fan speed Hi 2 Vertical adjustment louver 45 Horizontal adjustment louver front 3 Indoor air temp 27 C NOTE Running frequency 52HZ 25 30 35 40 2 2 2 4 2 6 2 8 10 12 14 600 800 1000 1200 Running frequency 88Hz Cooling capacity kW Outside air temp C Input W Outlet air temp C ...

Page 29: ... 35 40 45 800 1000 1200 1400 Running frequency 77Hz Heating capacity kW Outside air temp C Input W Outlet air temp C 25 30 35 40 2 0 2 2 2 4 2 6 10 12 14 600 800 1000 1200 Cooling capacity kW Outside air temp C Input W Outlet air temp C 1 Indoor fan speed Hi 2 Vertical adjustment louver 45 Horizontal adjustment louver front 3 Indoor air temp Cooling 27 C Heating 20 C NOTE Running frequency 53Hz 25...

Page 30: ... screwdriver or nail etc b Insert the flat tipped screwdriver or nail etc into the lower clearance and pull and lift it toward you for removal 4 Remove one inner screw Note During reassembly don t tighten the screw strongly or it will become idle 3 Open the open panel and remove the right air filter 2 Remove two screws from the front panel 5 Remove the fastening screw which retains the cable and r...

Page 31: ...allel to the cabinet When pressing it in take care to prevent the top of the blow out port of the drain pan from being caught by the front panel 7 Remove the unit to unit wiring from the terminal board Loosen the screw with the screwdriver and pull out the wiring 8 Remove one fastening screw from the control box cover 9 Remove the control box cover Holding its bottom pull and disengage the upper h...

Page 32: ...e 14 Remove two connectors of the fan motor and one of louver motor 16 Remove the fastening screws of the drain pan Two screws on the left side 17 Turn the cap area of the drain hose counterclockwise and remove it from the drain pan During installation turn the drain hose to the state of the engagement position After reinstallation verify that it is securely fastened To disconned To reconnect Drai...

Page 33: ...Remove them together If it is tried to remove the fan alone it will damage the inner surface of the metal fan boss to prevent removing the fan 21 Loosen the fan fastening screw and remove the fan Cautionary points for assembling the fan a When inserting the motor shaft into the metal fan boss takecaretopreventinjuringtheinnersurface of the metal fan boss b Before fastening the motor shaft and fan ...

Page 34: ...ing it toward you 3 Remove the cord holder fastening screw of the power supply cord How to remove the electric control box 1 Remove the indicator assembly Press and spread the upper hook and the indicator will be ready for removal 2 Remove the fastening screw of the terminal board 4 Remove the terminal board fastening screw of the power supply cord 5 Remove the thermostat holder from the control b...

Page 35: ...n the gear box assembly Note When installing the gear box assembly fit it aligning the notch shape of the groove of the vertical adjusment louver How to remove the vertical adjustment louver Slightly fall down the hinge area deflect the louver and remove it at one place Remove the shaft from each of the left and right sides the angle of transformer the angle of transformer ...

Page 36: ...t to unit wiring from the terminal board 4 Remove 11 screws which fasten the rear panel assembly Even though the rear panel assembly is not removed most of the services are possible 5 Cut the tie band 2 places 2 Free the front panel assembly Remove 2 screws from each of the right and left sides and one screw from the front side 3 Remove the front panel assembly Pulling the bottom toward you diseng...

Page 37: ...moval During reassembling treat the lead wire to prevent it from being in contact with the propeller fan 7 Remove 2 fastening screws of the control box Remove small screw which fasten the ground cable 10 Remove 3 motor fastening screws and remove the motor 11 Remove the bulk head Remove 2 fastening screws Lifting the bulk head remove 2 inner hooks 12 Remove 2 screws which fasten the choke coil on ...

Page 38: ...ower Transistor Module or Diode Bridge be sure to insert the silicon sheet between it and radiator plate 3 ForthePowerFactorModule thesilicongrease shouldbeevenlyappliedbetweenitandradiator plate 15 Remove the front panel assembly Orifice 2 screws 4 hooks Control cover 4 screws Wire guard 4 screws Remove these screws and disengage these hooks Heat exchange pipe thermistor Heat exchange pipe thermi...

Page 39: ...he air filters Panel Air filter Hooks 1 3Pull down 2Push up and unhook 2 Replace the old air purifying filters with new ones Unhook the filter frame Snap out in the arrow marked direction Place the new filter Snap the filter frame back into position 3 Slide the air filters into position Be careful not to get injured with the metallic edge 4 Close the panel Push the arrow marked position firmly to ...

Page 40: ...JBFB Motor holder 1 AE 1 30 PGUMMA082JBE0 Motor cushion 1 AD 1 31 GWAK A203JBFC Front panel 1 AT 1 32 PCOV A306JBF0 Drain cover 1 AE 1 33 TLABCB148JBR0 Wiring diagram 1 AE 1 34 QW VZC500JBE0 Louver motor wire 1 AF 1 35 LHLD A303JBFA Tube cover 1 AD 1 36 PSEL B554JBE0 Aluminum tape 1 AB 1 37 PSEL B555JBE0 Aluminum tape 1 AB 1 38 PSEL B556JBE0 Aluminum tape 1 AB 1 39 PSEL B557JBE0 Aluminum tape 1 AB...

Page 41: ...AY X079E 1 BK 3 6 DEVA A086JBK0 Evaporator assembly AH X099E AY X099E 1 BS ACCESSORY PARTS 4 1 CRMC A447JBE0 Remote controller AH X079E X099E 1 BB 4 1 CRMC A442JBE0 Remote controller AY X079E X099E 1 BB 4 2 FCOV A013JBFS Screw cover 2 AC 4 3 LX NZ0247JBE0 Special nut 1 AB 4 4 XTTSD40P20000 Tapping screw for fixing the cord holder 1 AA 4 5 LX NZ0247JBE0 Special nut for fixing long screw steadily 7 ...

Page 42: ...35 1 4 3 6 3 2 3 1 3 3 5 1 1 32 2 4 2 11 2 2 2 13 2 6 1 38 1 37 1 39 4 13 2 7 2 10 1 36 1 6 2 1 1 20 1 9 1 8 1 17 1 16 1 15 1 19 1 34 1 18 1 10 1 11 1 29 1 3 1 5 1 1 1 30 1 2 1 7 1 25 1 25 1 31 1 33 1 28 1 27 1 23 1 22 1 21 1 24 1 12 4 1 4 10 4 11 4 9 2 8 2 5 2 9 1 14 2 12 2 3 1 40 1 41 FU LL PO WE R INV ERT ER AIR CO ND ITIO NER ...

Page 43: ...E 1 34 QW VZD407JBE0 Lead wire DB1 AF I 1 AF 1 35 QW VZD408JBE0 Lead wire T3 TB2 1 AQ 1 36 QW VZD409JBE0 Lead wire T10 IPM 1 AF 1 37 QW VZD410JBE0 Lead wire T5 DB1 1 AE 1 38 QW VZD411JBE0 Lead wire T2 TBN 1 AE 1 39 QW VZD412JBE0 Lead wire T1 TB1 1 AB 1 40 QW VZD413JBE0 Lead wire C8 T7 1 AE 1 41 QW VZD414JBE0 Lead wire C8 AF 0 1 AE 1 42 QW VZD415JBE0 Lead wire DB1 AF I 1 AE 1 43 QW VZD416JBE0 Lead ...

Page 44: ... assembly AU X079E X099E 1 BU 3 3 PCON A403JBP0 Condensor assembly AE X079E X099E 1 BW 3 4 DVLV A297JBK0 3 way valve unit 1 BC 3 5 LX NZA147JBE0 Service nut 1 AK 3 6 LX NZA146JBE0 Bonnet 2 AF 3 7 DVLV A302JBK0 2 way valve unit 1 BA 3 8 LBSHCA005JBE0 Terminal bushing 1 AA 3 9 FCMPRA075JBK0 Compressor assembly 3 20 3 23 included 1 CH 3 10 GLEG A029JBE0 Compressor cushion 3 AE 3 11 PSPF A686JBE0 Comp...

Page 45: ...2 26 2 4 2 14 2 1 2 2 2 21 2 23 2 19 1 1 2 18 4 10 2 13 4 2 4 3 2 9 2 25 2 8 3 11 3 12 2 10 2 10 2 22 2 11 1 16 3 16 3 8 2 16 3 13 3 14 3 7 3 4 3 5 3 10 4 5 3 9 1 19 3 3 4 3 4 12 2 6 2 24 2 12 2 7 2 15 2 27 1 4 1 28 1 11 1 24 1 23 1 14 1 13 1 28 1 46 1 22 1 10 1 5 1 47 1 21 1 25 1 26 4 4 2 17 1 59 1 29 1 12 1 27 1 18 2 5 ...

Page 46: ...2 14 2 1 2 2 2 21 2 23 2 5 2 19 1 1 2 18 4 10 2 13 4 2 4 3 2 9 2 25 2 8 3 11 3 12 2 10 2 10 2 22 2 11 1 16 3 20 1 3 3 1 1 19 3 3 2 31 2 30 4 3 4 12 2 6 2 24 2 12 2 7 1 18 2 15 2 27 1 4 1 28 1 11 1 24 1 23 1 14 1 13 1 28 1 46 1 22 1 10 1 5 1 47 1 21 1 12 1 25 1 27 1 26 4 4 2 17 4 5 3 10 3 5 3 4 3 14 3 7 3 13 3 22 1 59 1 29 3 16 2 16 3 9 ...

Page 47: ...AH X079E X099E AU X079E X099E 47 ...

Page 48: ...48 AH X079E X099E AU X079E X099E 99 SHARP CORP 2U1 00E Printed in the Netherlands ...

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