Sharp AE-X08CR Service Manual Download Page 12

Page: 12 / 49

AH/AY-X08CR
AH/AY-X10CR
AH/AY-X13CR

BLOCK DIAGRAMS

INDOOR UNIT

AC power

CPU

3 A

WPE1

DC power supply circuit

Fan motor phase control circuit

Rotation pulse input circuit

AC clock circuit

Louvre motor drive circuit(upper)

Louvre motor drive circuit(lower)

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

Auxiliary mode

Power on circuit

Room fan motor

Fan motor pulse detect

Flow direction control (louver motor upper)

Flow direction control (louver motor lower)

Wireless remote control operation

Audible operation confirmation

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)

Auxiliary mode button ON/OFF

Self diagnostics, fault diagnosis

Unit-unit wiring
(AC power and
serial signals)

Summary of Contents for AE-X08CR

Page 1: ...MENSIONS 4 WIRING DIAGRAMS 6 ELECTRICAL PARTS 9 BLOCK DIAGRAM 10 MICROCOMPUTER CONTROL SYSTEM 12 FUNCTIONS 19 FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES 25 BREAKDOWN DIAGNOSIS PROCEDURE 29 REFRIGERATION CYCLE 29 PERFORMANCE CURVES 31 DISASSEMBLING PROCEDURE 33 OPTION 40 REFRIGERANT PIPING INSTALLATION SERVICE MANUAL FOR AIR CONDITIONERS USING R 410A 41 TABLE OF CONTENTS INDOOR UNIT AH X08CR 1...

Page 2: ...tem Condenser Louver Fin and Grooved tube type Control Capillary tube Refrigerant volume 640g 690g 660g R 410A Noise level High dB A 33 43 36 43 38 48 at cooling Med dB A 29 32 33 Low dB A 27 27 29 Fan system Drive Direct drive Air flow quantity High m3 min 7 5 28 8 7 28 9 3 30 at cooling Med m3 min 6 8 7 8 8 1 Low m3 min 6 0 6 0 6 6 Fan Cross flow fan Propeller fan Cross flow fan Propeller fan Cr...

Page 3: ...er Fin and Grooved tube type Refrigerant system Condenser Corrugate Fin and Grooved tube type Control Capillary tube Refrigerant volume 750g 770g 870g R 410A De lce system Micro computer controled reversed systems Noise level High dB A 33 43 36 43 38 48 at cooling Med dB A 29 32 33 Low dB A 27 27 29 Fan system Drive Direct drive Air flow quantity High m3 min 7 5 28 9 8 27 7 9 3 30 at cooling Med m...

Page 4: ...Y X13CR EXTERNAL DIMENSIONS Figure E 1 INDOOR UNIT Figure E 2 OUTDOOR UNIT Length unit mm 815 278 198 1100 Remote controller 58 18 5 22 140 INVERTER AIR CONDITIONER 269 179 5 182 5 136 81 780 70 540 310 335 540 12 37 5 4 5 58 158 16 ...

Page 5: ...3CR Figure E 3 INSTALLATION DIMENSIONS 815 unit size More than 50mm E Center of wall hole Leftward piping Center of wall hole Backward piping Outline of indoor unit 55 95 80 55 A J I F E D D F A C J H I G B 21 278 unit size 38 Ceiling E ...

Page 6: ...TROL BOARD UNIT M M FAN MOTOR COMPRESSOR N 1 TERMINAL BOARD 1 M M LOUVER LOWER SERIAL SIGNAL CIRCUIT BLUE BLUE BLACK S RED N INTERNAL THERMAL FUSE RECEIVER BOARD UNIT R P M SIGNAL FAN MOTOR CAPACITOR 430V 2 0µF FAN MOTOR LOUVER UPPER 1 3 TH1 5 CN1 BCN1 BCN3 BCN2 CN2 CN3 TH2 YELLOW ORANGE CN6 CN7 DISPLAY BOARD UNIT CN101 CN102 ROOM TEMP THERMISTOR PIPE TEMP THERMISTOR GREEN YELLOW TRANS1 SSR1 1 3 4...

Page 7: ...6sec 0 6sec 1 0sec 0 6sec 0 6sec CB565 1 2 3 4 10 NO LED indication pattern Mulfunction part or abnormal condition Normal Abnormal signal line Overheat of the compressor DC overcurrent of the power module QM101 Short circuit of the thermistor 7 8 6 NO LED indication pattern Mulfunction part or abnormal condition Open circuit of the thermistor AC overcurrent AC abnormal current BK 1 2 3 4 5 6 NR1 N...

Page 8: ... 0 6sec 1 0sec 0 6sec 0 6sec CB566 1 2 3 4 10 NO LED indication pattern Mulfunction part or abnormal condition Normal Abnormal signal line Overheat of the compressor DC overcurrent of the power module QM101 Short circuit of the thermistor 7 8 6 NO LED indication pattern Mulfunction part or abnormal condition Open circuit of the thermistor AC overcurrent AC abnormal current BK 1 2 3 4 5 6 NR1 NR2 C...

Page 9: ... 2 Overheat of the compressor 1 0sec 0 6sec 0 6sec 1 0sec 0 6sec 0 6sec CB567 1 2 3 4 10 NO LED indication pattern Mulfunction part or abnormal condition Normal Abnormal signal line Overheat of the compressor DC overcurrent of the power module QM101 Short circuit of the thermistor 7 8 6 NO LED indication pattern Mulfunction part or abnormal condition Open circuit of the thermistor AC overcurrent A...

Page 10: ...Overheat of the compressor 1 0sec 0 6sec 0 6sec 1 0sec 0 6sec 0 6sec CB568 1 2 3 4 10 NO LED indication pattern Mulfunction part or abnormal condition Normal Abnormal signal line Overheat of the compressor DC overcurrent of the power module QM101 Short circuit of the thermistor 7 8 6 NO LED indication pattern Mulfunction part or abnormal condition Open circuit of the thermistor AC overcurrent AC a...

Page 11: ...motor ML A902 220 240V 50Hz 220V 60Hz AU AE Outdoor fan motor capacitor 450V 1 5µF AU AE WPE1 QFS GA033JBZZ 15A 250V AU AE WPE101 QFS GA018JBE0 15A 250V AU AE WPE3 QFS GA008JBE0 3A 250V AU AE or QFS GA027JBE0 3A 250V AU WPE5 QFS GA037JBE0 1A 250V AU AE For Model AU X13CR X13CR Compressor DA89X1F D C brush less motor AU AE Outdoor fan motor ML A903 220 240V 50Hz 220V 60Hz AU AE Outdoor fan motor ca...

Page 12: ...hover circuit Serial I O circuit Compressor relay drive circuit LED drive circuit Auto restart circuit Test run circuit Auxiliary mode Power on circuit Room fan motor Fan motor pulse detect Flow direction control louver motor upper Flow direction control louver motor lower Wireless remote control operation Audible operation confirmation Room temp thermistor Heat exchanger pipe thermistor Blower te...

Page 13: ...uit Filter circuit Smoothing circuit Unit unit wiring AC power and serial signals CPU 20 A protection Outdoor fan 4 way valve except for the AU X13CR Power transistor module Compressor Current transformer Compressor thermistor Heat exchanger pipe thermistor Outdoor temperature thermistor Heat exchanger pipe thermistor option Outdoor temperature thermistor option LED Heatsink temperature thermistor...

Page 14: ...GND 8 HOT KEEP PREHEAT WIRELESS 2 7K 50V 1000p 1000p 50V P37 P44 P46 P47 4 3 2 1 7 6 5 8 1 1K FUSE THERMAL SSR1 470 1 8K 16 9 10K 3 1 POWER SUPPLY SINGLE PHASE 2 1 JP10 33K R2 TRANS1 D1 4 33K R3 C4 50V 0 1µ 7812 IC2 35V C3 1000µ IN 0 1µ 25V OUT C5 47µ 25V 100 1 2W R1 JP11 C6 25V 47µ 0 1µ 25V C7 IN IC3 D5 7805 25V 0 1µ R31 IC4 8 NC 9 1 18 13 11 C31 250V 0 01µ SSR1 CNR1 L1 430V C1 2µ FUSE THERMAL MO...

Page 15: ...f 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 i zone is reached When the h zone is reached the frequency changes to the frequency code determined by fuzzy calculation and after thatproportional integral control is performed 3 Dry After operation begins 2 minutes running at the h ...

Page 16: ...ition 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 High Med Low 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 Automatic COOLING 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 12 A B C A B C Low D H Med D H High D H OFF 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 ...

Page 17: ...oom temperature and outdoor temperature are low below 18 C and 5 C respectively Stops when the During Heating 1 12 Power ON start If a jumper wire is inserted into the place indicated JP99 on the indoor control board and the power plug is inserted cooling or heating will be automatically determined by the room temperature sensor on the main unit and operation will begin 1 13 Compressor relay 1 It ...

Page 18: ...s displayed After over one hour since it is stopped the unit displays the actual room temperature at that point 1 17 Error diagnostic display a Indoor unit 1 When an error is detected all relays are turned off At the same time the details of the error are displayed by flashing the number corresponding to the type of the error The details can also be displayed by pressing down the emergency operati...

Page 19: ...arge temperature goes below approximately AU X13CR 100 C except AU X13CR 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 minimum frequencywithout the discharge temperature decreasing and this condition lasts for 1 minute the compressor will be stopped 5 Control for prevention of indoor heat exchanger freezing...

Page 20: ... when the temperature of the heat sink decreases to 80 C 170 seconds after operation is stopped another try will be made Three retries are allowed On the fourth retry 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 minutes delay for control of the outdoor unit will not function therefore do not cancel by...

Page 21: ...ly 23A or more flows in the power transistor module Lowers the operating frequency if the compressor AC current exceeds set valve Show 2 2 1 AC peak control Stops the compressor if the current exceeds at 40Hz or less set valve Lowers the operating frequency if the temperature of the compressor chamber thermistor TH1 rises above 105 C or 101 C Stops the compressor if the thermistor stays above 105 ...

Page 22: ...nit does not receive a serial signal from the indoor unit for 30 seconds When an power factor module error input is detected When abnormalities occur to a position detected signal Stops the compressor if the circuit of the heat sink thermistor Stops the compressor if the temperature of the power module is IPM is exceeds 90 C Also stops the compressor if the heat sink thermistor shorts During compr...

Page 23: ...mpressor 1 Has not if escaped from the compressor CN6 2 Is the power supplied of 15V and 6V supplied to the IPM PWB 1 Rewire 1 Rewire Indoor fan out of order 1 Is the fan motor locked 2 Is the wiring connector firmly fitted 3 Is the speed signal 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 ...

Page 24: ...ard 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 R16 Pin No 27 Pin No 28 0 1 0 Low input 1 High input K Heat exchange thermistor TH2 orange 25 C resistance 15 K Room temperature thermistor TH1 yellow 25 C resistan...

Page 25: ...tube 3 Outdoor unit Condenser Evaporator Indoor unit Compressor Flare coupling Flare coupling Silencer 4 3 way valve 2 way valve Silencer s 1 4 C 2 Capillary tube A Capillary tube B Capillary tube C 2 pieces Compressor 3 Strainer Heating Cooling Outdoor unit Condenser Evaporator Indoor unit Reverse valve Silencer Flare coupling Flare coupling 3 way valve 2 way valve Silencer Coil ...

Page 26: ...g Outdoor side Dry bulb Temp C Relative Humidity 7 87 27 Cooling 47 35 40 AY X08CR AY X10CR AY X13CR Temperature at each part and pressure in 3 way valve Operation mode Cool Max Heat Max Cool Heat Cool Max Heat Max Cool Heat Cool Max Heat Max Cool Heat Model 1 2 3 4 3 way valve pressure MPaG 81 C 44 C 9 C 12 C 0 90 2 70 1 10 2 20 0 85 2 43 1 10 2 00 0 87 3 05 1 10 2 20 68 85 C 1 C 42 C 38 C 7 C mo...

Page 27: ...ncy 50HZ 25 30 35 40 2 4 2 6 2 8 3 0 3 2 12 14 16 700 800 900 1000 Running frequency 62Hz Cooling capacity kW Outside air temp C Input W Outlet air temp C 25 30 35 40 3 2 3 4 3 6 3 8 4 0 10 12 14 1000 1100 1200 1300 Running frequency 81Hz Cooling 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 14 600 700 800 900 Cooling capacity kW Outside air temp C Inpu...

Page 28: ...00 Running frequency 68Hz Heating capacity kW Outside air temp C Input W Outlet air temp C 5 0 5 7 10 2 5 3 0 3 5 4 0 30 35 40 45 800 900 1000 1100 Running frequency 79Hz Heating capacity kW Outside air temp C Input W Outlet air temp C 5 0 5 7 10 3 0 3 5 4 0 4 5 5 0 5 5 30 35 40 45 1200 1300 1400 1500 1600 Running frequency 96Hz Heating capacity kW Outside air temp C Input W Outlet air temp C ...

Page 29: ...nel 3 Remove the screw fixing the cord clamp Note During reassembly install the holder after installing the front panel This will make it easier to assemble the front panel 4 Close the open panel Pushing the nail of the front panel 5 Pull the front panel up 6 Remove the unit to unit wiring from the terminal board 7 Remove a screw fixing the control box cover and remove it 8 Remove a screw fixing t...

Page 30: ...nnectors 11 Remove the thermistor holder from the evaporator 12 Remove the display from the drain pan 13 Remove the screw fixing the pipe holder 14 Remove 3 screws fixing the control box and remove the control box 15 Remove a screw fixing the drain pan 16 Pull drain pan toward you CN1 CN6 CN3 CN2 ...

Page 31: ...m the cabinet 20 Remove 2 screws fixing the motor cover and pull up the fan 21 Loose a screw fixing fan Cautionary points for assembling the fan a When inserting the motor shaft into the metal fan boss take care to prevent injuring the inner surface of the metal fan boss b Before fastening the motor shaft and fan insert the motor shaft into contact with the bottom of the metal fan boss Fan motor M...

Page 32: ... panel along the guide from the center of the front panel 2 After the left half is inseted completely press the display cover and snap in the 3 hooks on the right How to remove the control box 2 Remove the screw fixing the terminal board 1 2 1 Remove the photo detector unit Press and spread the upper hook and the photo detector unit will be ready for removal 3 Remove a screw fixing the cord holder...

Page 33: ...an During installation turn the drain hose to the state of the engagement position After reinstallation verify that it is securely fastened How to remove the horizontal louver Slightly pull down the hinge area defelect thge louver and unhook it from the hinge Remove the shaft from each of the left and right sides Drain pan Drain Hose Groove Projection To disconned To reconnect ...

Page 34: ... fixing the side cover Right side view Left side view Right side view Left side view Front view 2 Loose the unit to unit cord 3 Loose a screw fixing the cord clamp 4 Loose 4 screws fixing the top panel 5 Loose 6 screws fixing the front panel 6 Cut 4 nylon bands 7 Disconnect following connectors and each wire Choke coil two terminal Fan motor Thermistor Reverse valve AE X08CR 10CR 13CR ...

Page 35: ...e terminal cover of compressor 9 Remove 3 terminals of compressor 10 Loose 4 screws fixing the control box 11 Take out the control box DISASSEMBLING PROCEDURE OF THE FAN 1 Loose the fan nut and fan can take out 2 Fan motor is secured by 4 screws Loose ...

Page 36: ...ir filter up slightly to unhook them 2 CHECK THE AIR PURIFYING FILTERS 1 Take of the old air purifying filters from the air filters Snap out in the arrow marked direction 2 Set the new air purifying filters with filter stopperts located on the air filters 3 REINSTALL THE AIR FILTERS 1 Reinstall the air filters in the original positions 2 Close the front panel 3 Push the center part of the panel fi...

Page 37: ... 2 3 Storage of Piping Materials 52 3 Installation Removal and Services 52 3 1 Tools for R410A 52 3 2 New Installation Work When Using New Refrigerant Piping 54 3 3 Removal When Using New Refrigerant Piping 56 3 4 Replacing the UNit Never Use the Existing Refrigerant Piping 56 3 5 Retrofitting 56 3 6 Refrigerant Recharging at Servicing 57 TABLE OF CONTENTS Refrigerant Piping Installation Servicing...

Page 38: ...0 R22 100 72 6 86 5 51 4 40 8 1 56 0 94 64 0 44 4 Nonflammable Nonflammable 0 0 055 1730 1700 Molecular weight Boiling point C Vapor pressure 25 C MPa Saturated vapor density 25 C kg m2 Inflammability Ozone depletion potential ODP Global warming potential GWP Source List of Thermophysical Properties complied by the Japan Sociery of Refrigeration and Air Conditioning NIST REFPROP V5 10 etc b Compos...

Page 39: ...pace heater etc a poisonous gas may occur 5 When an air conditioning system charged with a large volume of refrigerant e g multi type air conditioner is installed in a small room it is necessary to exercise care so that even when refrigerant leaks its concentration does not exceed the marginal level If teh refrigerant gas leakage occurs and its concentration exceeds the marginal level an oxygen st...

Page 40: ...a flare tool for R410A or conventional flare tool Flare processing dimensions differ according to the type of flare tool Be careful When using a conventional flare tool be sure to secure dimension A by using a gage for size adjustment Table 4 Dimensions related to Flare Processing for R410A Norminal diameter Norminal diameter mm A mm Conventional flare tool Clutch type Wing nut type 1 5 2 0 1 5 2 ...

Page 41: ...torque wrench The tightening torque for R410A is same as that for conventional R22 Incidentally when the torque is wekd the gas leakage may occur When it is strong the flare nut may crack and may be made nonremovable When choosing the tightening torque comply with values designated by manufacturers Table 9 shows reference values Note When applying oil to the flare surface be sure to use oil design...

Page 42: ...t it with exceeding care and adopt a means for identification to prevent improper usage by making it easily discriminable from other piping materials 3 Precautions before Installation Observe the following precautions when performing the piping connection at the site a Keep any open ends of pipes be sealed with a cap etc until connected with the equipment b Exercise great care when performing pipi...

Page 43: ...ng part has two ports one for R22 7 16 UNF 20 threads per inch and the other for R410A 1 2 UNF 20 threads per inch it can also be used for charging the conventional refrigerant Twotypesofelectronicbalanceforrefrigerantchargingareavailable onefor10kgcylinderandtheother for 20 kg cylinder Electronic balance for 10 kg cylinder precision 2g Electronic balance for 20 kg cylinder precision 5g Refrigeran...

Page 44: ...l Gauge manifold Tools for R410A Applicable to R22 model Charge hose Electronic balance for refrigerant charging Torque wrench norminal diameter 1 2 5 8 Flare tool clutch type Gauge for projection adjustment Vacuum pump adapter Refrigerant cylinder Charge port and packing for refrigerant cylinder Gas leakage detector Used when conventional flare tool clutch type is used Note For inquiry contact yo...

Page 45: ...igerant 2 5 e When the designated amount of refrigrant could not be charged make additional charging bit by bit by cooling operation for the amount of each addition follow the instruction manual prepared by the equipment manufacturer If the first additional charging was not enough make the second additional charging after about one miunte in the same manner as the first additional charging CAUTION...

Page 46: ...tÅfs control valves and service port with the specified torque Tighten the capped flare nuts at the indoor outdoor units connecting part with the specified torque Remove the indoor outdoor units CAUTION When storing the indoor unit piping in its original position be careful not to break the piping 2 Installing the Unit a Proceed with the installation following the steps described in 3 2 New Instal...

Page 47: ...t this time keep the control valves in the fully opened position 3 Place the handle Lo in the fully opened position and turn ON the vacuum pumpÅfs power source For the evacuating time refer to the equipment manufacturer s manual 4 When the compound gauge s pointer has indicated 0 1 MPa 76 cmHg place the handle Lo in the fully closed position and turn OFF the vacuum pump s power source Keep this st...

Page 48: ...59 AH AY X08CR AH AY X10CR AH AY X13CR ...

Page 49: ...60 AH AY X08CR AH AY X10CR AH AY X13CR 02 SHARP CORP 2U0 10E Printed in Japan ...

Search results

Summary of Contents for AE-X08CR

Reviews:

Related manuals for AE-X08CR

Brands by name

Popular brands

Sharp AE-X08CR, Service Manual

Search results

Summary of Contents for AE-X08CR

Reviews:

Related manuals for AE-X08CR

Brands by name

Popular brands