R&D COMBI Series, Service Manual

Page 1: ...icture in this service manual is only for reference and specific appearance and configuration are subject to the real product Prepared by R D Li Nao Reviewed by QA Shi Jang po SVC Liu Ji Cheng Approve...

Page 2: ...manufacturer WARNING Important Safety Notice The Maintenance Manual is only for the use of maintenance personnel with certain experience and background in electrical electronic and mechanical field An...

Page 3: ...LING 13 3 2 DOOR DISASSEMBLY AND ASSEMBLY 13 3 3 INSTALLATION LOCATION 13 3 4 LEVELING OF THE REFRIGERATOR 14 3 5 DOOR REVERSAL 15 3 6 INSTALLATION OF HANDLE 15 3 7 INSTALLATION OF DOOR LOCK 15 3 8 AD...

Page 4: ...ING AIR 23 7 1 REFRIGERATING PIPING SYSTEM 23 7 2 CIRCULATING ROUTE OF COOLING AIR 24 8 DISMANTLING OF PARTS 25 8 1 PARTS ON THE DOOR 25 8 2 PARTS INSIDE THE REFRIGERATOR 25 8 3 LIGHT SYSTEM 26 8 4 AI...

Page 5: ...ENSOR R T 47 11 TROUBLESHOOTING METHOD 48 11 1 NO COOLING AIR COOLING ELECTRONIC 48 11 2 NO WORKING OF COMPRESSOR 49 11 3 INSIDE FROSTING NO DEFROSTING 50 11 4 INSIDE FROSTING NO DEFROSTING MAINTENANC...

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Page 7: ...CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol indicates that dangerous voltage constituting a risk of electric shock is present within your freezer This symbol indicates that there are import...

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Page 10: ...10 1 2 Safety instruction for refrigerant...

Page 11: ...ion for product features This product is provided with following features The picture is only for reference and specific appearance and configuration are subject to the real product 1 Evaporator Fan E...

Page 12: ...rature control by multi temperature sensibility probe 3 Dual system and without mutually taint of odor in refrigerating chamber and freezing chamber 4 Air duct in refrigerating chamber is internally e...

Page 13: ...y handcart with cushion 2 Remove all packing materials and bottom cushion the move into house for placement 3 After moving it to appropriate location wait for 2 hours before power on 3 2 Door Disassem...

Page 14: ...hall be chosen to facilitate heat dissipation enhance its performance and reduce the energy consumption 3 4 Leveling of the refrigerator Leveling of the refrigerator If the refrigerator cannot be plac...

Page 15: ...n of handle 3 7 Installation of door lock 3 8 Adjustment to level the door Stuff the adjusting gasket in the hinge under the door to be adjusted so that the height of the left and right doors can be c...

Page 16: ...16 4 Terms 4 1 Definition of model None 4 2 Location of nameplate None...

Page 17: ...ation Compressor Compressor VFL090CY1 Starter Overload protector Winding resistance of compressor wiring terminal Rmc 10 6 15 Motor Fan motor of the freezing chamber BLDC DC12V 4W Ventilation door of...

Page 18: ...in refrigerating chamber when setting at 2 C Trk 1 5 0 5 0 0 25 1 Trt 1 0 0 0 5 0 5 0 3 8 Offset of the start up shutdown temperature in refrigerating chamber when setting at 3 8 C Trk 2 1 0 0 5 1 Tr...

Page 19: ...19 5 5 Circuit diagram...

Page 20: ...ts and their names Freezer chamber Refrigerator chamber The picture is only for reference and specific appearance and configuration are subject to the real product 1 2 3 4 5 6 7 8 9 10 Refrigerating c...

Page 21: ...er 4 Crisper for fruit and vegetable 5 Flipping beam 6 Bottle frame in refrigerating chamber 7 Upper drawer of freezing chamber 8 Air duct components in freezing chamber 9 Lower drawer of freezing cha...

Page 22: ...22 Maximum open angle of door 135 The picture is only for reference and specific appearance and configuration are subject to the real product...

Page 23: ...m Compressor Right condenser Anti condensationg tube Left condenser Dry filter Electric switch valve REF capillary tube REF evaporator FRZ capillary tube FRZ evaporator Suction pipe Compressor The pic...

Page 24: ...24 7 2 Circulating route of cooling air The picture is only for reference and specific appearance and configuration are subject to the real product Evaporator Fan Evaporator Fan...

Page 25: ...seal out of door liner Door tray While squeezing it inward lift up the baffle and take it out from refrigerator liner Door stopper rollover beam None 8 2 Parts inside the refrigerator Shelves 1 With...

Page 26: ...hambers 1 Pull the drawer out completely 2 Lift it up slightly and take it out from the refrigerator 8 3 Light system Light 1 2 LED Light of the refrigerating chamber is located upper chamber 1 Remove...

Page 27: ...omponents in freezing chamber 1 1 2 3 All accessories in the refrigerating chamber should be removed before dismantling the air duct components 1 Remove 1 fixed screw with a cross screwdriver after re...

Page 28: ...ng chamber and fan motor 1 3 2 3 4 1 screw 3 partition fixing screws with a cross screwdriver in counter clockwise direction 2 sh partition with a little force from the left refrigerating chamber to t...

Page 29: ...crewdriver 6 ke down fan motor 7 place the fan in reverse steps 8 5 Evaporator and temperature sensing system Evaporator in refrigeration chamber 1 2 3 4 1 move the air duct components in refrigeratio...

Page 30: ...The defrost heater incorporates the defrost sensor and fuse in one and failure of any component will result in replacement of the entire set of components 1 Cut off wiring terminal 2 Cut off the band...

Page 31: ...the sensor Sensor in refrigerating chamber 1 2 The air duct components in refrigerating chamber should be dismantled before removing the sensor 1 move the air duct components in refrigerating chamber...

Page 32: ...he compressor 1 1 2 1 Remove the protective cover 1 Pry the protective cover slowly from the upper part 2 Pull it out and remove it 2 5 The reverse process can complete installation Condenser fan moto...

Page 33: ...rating capillary and electrically operated valve 7 Connecting pipe and electrically operated valve 8 Suction pipe and return transition pipe of compressor 9 Exhaust pipe and exhaust evaporating pipe o...

Page 34: ...xhaust evaporation tube 16 Right condenser 1 17 Right condenser 2 18 Anti condensation tube 1 19 Water tray 8 8 Display control board Display control panel 1 2 3 4 PCB 5 1 Suck in the display control...

Page 35: ...n terminal with misplug prevention design and cover box cover to complete 1 AC230V 2 3 4 5 6 7 9 10 11 12 13 1 Power supply AC230V 2 Variable frequency driver board 3 Freezing defrost heater 4 Refrige...

Page 36: ...Variable frequency driver board 8 10 Bar counter None Disassembly and installation of bar counter None Disassembly and installation bar doorseal None 8 11 Water dispenser None Disassembly and installa...

Page 37: ...37 9 Function and operation 9 1 Operation panel SO BCD482WE ST_22031040001081 Inner display...

Page 38: ...ault codes circle display when there is no fault it displays setting temperature of refrigerating chamber Display control Under normal circumstances when there is no door open action no button operati...

Page 39: ...icon is off it means the Refrigerating chamber is open set the refrigerating chamber temperature at 5 C into normal operation mode 1 24 16 24 16 Temperature setting in refrigerating chamber Press the...

Page 40: ...frigerating mode is not closed the mode is set in a circular manner to be quick refrigerating quick freezing quick refrigerating and freezing no quick refrigerating When the quick refrigerating mode i...

Page 41: ...41 10 8 3 4 E4 1 CN1 2 10 8 3 4 E5 1 CN1 2 10 8 3 4 E6 1 CN8 2 3 4 E7 1 CN2 2 3 4 EH 1 CN2 2 3 4 EC EEPROM...

Page 42: ...n place Step 2 Check to see if there re foreign matters on the terminal Pull out the defrost sensor in freezing chamber according to the method in described in Article 8 4 and then inspect the sensor...

Page 43: ...3 Replace main control board Step 4 Remove the temperature and humidity sensor at the hinge and replace the temperature and humidity sensor EC EEPROM fault Only being reported under self diagnosis Re...

Page 44: ...tinuously force start for 36 hours they will automatically exit the forced start mode and return to the previous setting temperature display 9 8 3 Forced defrosting mode control rule 8 2 Refrigerating...

Page 45: ...seconds g Valve A shall be interlinked for 0 5 seconds and stopped for 0 5 seconds h Valve A shall be interlinked for 0 5 seconds and stopped for 0 5 seconds i Valve B shall be interlinked for 0 5 se...

Page 46: ...ber and waiting for 2seconds to display the version number of the main control board Phase III of display panel self inspection When the button is pressed the display board displays its value A Refrig...

Page 47: ...6 26 26 68 11 11 52 4 5 315 19 2 616 34 1 368 25 25 17 10 10 92 5 5 06 20 2 501 35 1 312 24 23 76 9 10 35 6 4 818 21 2 391 36 1 259 23 22 43 8 9 82 7 4 589 22 2 287 37 1 209 22 21 18 7 9 316 8 4 372 2...

Page 48: ...48 11 Troubleshooting Method 11 1 No cooling Air cooling Electronic...

Page 49: ...49 11 2 No working of compressor...

Page 50: ...50 11 3 Inside frosting no defrosting 11 4 Inside frosting no defrosting Maintenance guidelines...

Page 51: ...51 11 5 Light is not on...

Page 52: ...52 12 Figures and details of repair parts Documents are provided separately 12 1 Figures none 12 2 List of parts and components none...

Page 53: ...river screw assemble and disassemble 2 slotted screwdriver scraper screw and rivet assemble and disassemble 3 Socket spanner 5 16 hinge and compressor screw assemble and disassemble 4 Sucker display p...

Page 54: ...ssistive tool 10 Pipe cutter Flaring device Pipe cutting flaring 11 Electronic digital thermometer Test temperature 12 Multi meter Measurement with resistance voltage current and so on Equipment No Na...

Page 55: ...rge refrigerant will be used 5 Soldering gun heating and welding 6 hand leak detector welding point leakage detect if no use soap suds Material No Name Main Usage Photo 1 Process pipeline Charge the r...

Page 56: ...56 5 Refrigerant gas Add refrigerant to the system 6 Adhesive tape Door fixing for reversing door 7 Transition copper pipe Aluminium Aluminium tubes welding maintain lengthen tubes...

Page 57: ...tact your local authority or where you purchased your product MIDEA appliances after sales website For more information about Midea appliances after sales please visit the tsp midea com For more infor...