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Service Manual_2017-V1

34

11. Troubleshooting Method

11.1 No cooling(Air cooling-Electronic)

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Содержание 22031020000125

Страница 1: ...are subject to the real product Applicable Models Model Code UR BCD280WE SQ 22031020000146 UR BCD326WE SQ 22031020000125 UR BCD326WE SQ 92031020Z00030 UR BCD280WE SQ 92031020Z00034 UR BCD280WE SQ 9203...

Страница 2: ...mission of 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 mechanic...

Страница 3: ...13 4 1 DEFINITION OF MODEL NONE 13 4 2 LOCATION OF NAMEPLATE NONE 13 5 PRODUCT SPECIFICATION 14 5 1 TYPE SPECIFICATION NONE 14 5 2 ELECTRICAL PARAMETERS 14 5 3 INSIDE TEMPERATURE 15 5 4 DEFROSTING PA...

Страница 4: ...NG CHAMBER 32 10 5 REFRIGERATOR FAN MOTOR CIRCUIT NONE 32 10 6 CONDENSER FAN MOTOR CIRCUIT NONE 32 10 7 DAMPER MOTOR CIRCUIT NONE 32 10 8 SENSOR RESISTANCE R T 32 11 TROUBLESHOOTING METHOD 34 11 1 NO...

Страница 5: ...ar any heat sources such as radiators heat registers stoves or other apparatus that produce heat 10 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two bl...

Страница 6: ...the shelves in place so that children may not easily climb inside 7 Unplug the freezer before carrying out user maintenance on it 8 This freezer can be used by children age eight years and older and...

Страница 7: ...ions are not completely understood or if doubt exists as to whether the freezer is properly grounded 1 2 Safety instruction for refrigerant Explosion Hazard Keep flammable materials and vapors such as...

Страница 8: ...ing features 1 Full air cooling and frost free design 2 Electronic temperature control system with more accurate temperature control 3 The crisper for fruits and vegetables can be adjusted in humidity...

Страница 9: ...ppropriate location wait for 2 hours before power on 3 2 Door Disassembly and Assembly The refrigerator door needs to be dismantled if it cannot enter the room in the whole Disassembly of Freezer door...

Страница 10: ...oting to level it 3 5 Door reversal Door reversal 1 Remove the hinge cover and the screw holes cover Unscrew and remove the top hinge 2 Lift the freezer door up and away from the appliance 3 Unscrew t...

Страница 11: ...site side attach the replacement pin assemblies located in the plastic bag with the Use and Care Manual with a screwdriver Note You must re use the screws from the pin assemblies that are removed in t...

Страница 12: ...p hinge Attach the top hinge and replace the hinge cover 3 6 Installation of handle Installation of handle Installation of handle None 3 7 Installation of door lock Installation of door lock Installat...

Страница 13: ...Service Manual_2017 V1 13 4 Terms 4 1 Definition of model None 4 2 Location of nameplate None...

Страница 14: ...resistance of compressor wiring terminal Rmc 4 32 7 Rsc 3 78 7 Rms Rmc Rsc Rmc 4 32 7 Rsc 3 78 7 Rms Rmc Rsc None None Winding resistance picture None None Variable frequency driver board None None No...

Страница 15: ...frosting period Normal defrosting period Defrosting period Temperature is lower than 0 o C 6 24 hours Defrosting sensor NTC B3839 NTC B3839 Defrosting temperature controller None None Thermal fuse Can...

Страница 16: ...chamber Air duct components in freezing chamber Steel wire shelf in freezing chamber Bottle frame in freezing chamber Air duct components in refrigerating chamber Glass shelve Cover plate of crisper...

Страница 17: ...dimension Description Code Size mm BCD280 BCD326 None Height to Top of Case A 1519 1519 None Width B 610 610 None Depth w Handles C 655 725 None Depth 90 eg with Door Open D 1214 1284 None Width door...

Страница 18: ...system and circulating route of cooling air 7 1 Refrigerating piping system BCD280_22031020000146 BCD326WE_22031020000125 Compressor Right condenser Anti condensation tube Left Condenser Dry filter C...

Страница 19: ...Service Manual_2017 V1 19 7 2 Circulating route of cooling air...

Страница 20: ...up the baffle and take it out from refrigerator liner Door stopper Door stopper None rollover beam rollover beam None 8 2 Parts inside the refrigerator Refrigerator Fruit box cover Remove the crisper...

Страница 21: ...normal screwdriver and pull out the switch until the wire connector reveals Pilot light Pilot light None Fresh light Fresh light None 8 4Air duct and fan motor Air duct components in freezing chamber...

Страница 22: ...otor assembly can be taken out Separate the fan blade from fan motor pull forcibly Use screwdriver to remove the screw then separate the bracket from fan motor Change the fan motor the reverse operati...

Страница 23: ...on top of the evaporator 1 connect the fuse connector 2 Cut off the band which fixes the fuse 3 Separate the fuse and the evaporator Don t break the welding of the evaporator in case that only the fu...

Страница 24: ...porator in case that only the defrost heater needs to be replaced Evaporator in refrigerating chamber Evaporator in refrigerating chamber None Components on the evaporator None Sensor Sensor in freezi...

Страница 25: ...he protective cover Pry the protective cover slowly from the upper part Pull it out and remove it 4 Remove the starter and protectorUnplug the starter and protector you can use a screwdriver to pry it...

Страница 26: ...tallation box components 5 Pry open the buckle of the PCB installation box with a straight screwdriver to see the PCB board 6 Remove 2 screws using a cross screwdriver to remove the master control boa...

Страница 27: ...and installation of water valve None Disassembly and installation of water tank None 8 11Ice maker disassembly of ice maker Disassembly and installation of ice maker None Disassembly and installation...

Страница 28: ...on display 1 When failure occurs the corresponding LED light group will display fault code circular display 2 If no failure occurs the current operation gear will be displayed 9 3 Setting of the gear...

Страница 29: ...1 and LED4 simultaneously Ambient temperature sensor fault Step 1 Check whether the terminal CN3 of main control board is well stuck pull out the terminal and re stick it in place Step 2 Check to see...

Страница 30: ...cators on Gear 3 4 and 5 light up and other LED indicators light on then the compressor and the fan will stop working The heater open refrigerator into forced frost In forced defrosting mode when the...

Страница 31: ...rent loaded switches of compressor ice maker and defrost heater The DC 12V power will output stable 5V electricity after passing through the adjustor 7805 to power for the main control chip and thus m...

Страница 32: ...reezing chamber The fan in the freezing chamber is running when the compressor is operating Check 12V and FAN to see if there is a voltage of 12V When in normal operation the fan is in low level and t...

Страница 33: ...4 589 22 2 287 37 1 209 22 21 18 7 9 316 8 4 372 23 2 188 38 1 161 21 20 01 6 8 841 9 4 167 24 2 094 39 1 115 20 18 9 5 8 392 10 3 972 25 2 005 40 1 071 19 17 87 4 7 968 11 3 788 26 1 919 41 1 029 18...

Страница 34: ...Service Manual_2017 V1 34 11 Troubleshooting Method 11 1 No cooling Air cooling Electronic...

Страница 35: ...Service Manual_2017 V1 35 11 2 No working of compressor...

Страница 36: ...Service Manual_2017 V1 36 11 3 Inside frosting no defrosting 11 4 Inside frosting no defrosting Maintenance guidelines...

Страница 37: ...Service Manual_2017 V1 37 11 5 Light is not on...

Страница 38: ...Service Manual_2017 V1 38 11 6 Air duct not operated electronically None 11 7 Fan failure 11 8 Defective defrost circuit...

Страница 39: ...Service Manual_2017 V1 39 11 9 Noise...

Страница 40: ...Service Manual_2017 V1 40 12 Figures and details of repair parts Documents are provided separately 12 1 Figures none 12 2 List of parts and components none...

Страница 41: ...semble 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 panel and air d...

Страница 42: ...Electronic digital thermometer Test temperature 12 Multi meter Measurement with resistance voltage current and so on Equipment No Name Main Usage Photo 1 Vacuum pump with gauge vacuum pumping 2 Elect...

Страница 43: ...ing point leakage detect if no use soap suds Material No Name Main Usage Photo 1 Process pipeline Charge the refrigerant 2 Dry filter Involving a system failure to be replaced 3 Copper welding rod Cop...

Страница 44: ...Service Manual_2017 V1 44 7 Transition copper pipe Aluminium Aluminium tubes welding maintain lengthen tubes...

Страница 45: ...please contact 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...

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