Midea HS-455LWEN-W1 Instruction Manual Download Page 2

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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.

Any attempt to repair main devices may lead to personal injury and property loss.

Manufacturers or distributors are not responsible for the content of the Manual and interpretation

thereof.

Midea Refrigerators

Technical Maintenance Manual

written approval by the Overseas Sales Corporation of Midea Refrigerators.

Summary of Contents for HS-455LWEN-W1

Page 1: ...REFRIGERATOR MODEL HS 455LWEN D W1 Instruction Manual...

Page 2: ...devices may lead to personal injury and property loss Manufacturers or distributors are not responsible for the content of the Manual and interpretation thereof Midea Refrigerators Technical Maintena...

Page 3: ...10 4 1 DEFINITION OF MODEL NONE 10 4 2LOCATION OF NAMEPLATE 10 5 PRODUCT SPECIFICATION 11 5 1 TYPESPECIFICATION NONE 11 5 2 ELECTRICAL PARAMETERS 11 5 3REFRIGERATING TEMPERATURE 11 5 4DEFROSTING PARTS...

Page 4: ...28 10 4FAN MOTOR CIRCUIT OF THE FREEZING CHAMBER 29 10 5REFRIGERATOR FAN MOTOR CIRCUIT NONE 29 10 6CONDENSING FAN MOTOR CIRCUIT NONE 29 10 7DAMPER MOTOR CIRCUIT NONE 29 10 8RESISTANCE VALUE OF THE SE...

Page 5: ...1 1 Safety Warning Code 1 1Warning for operation safety...

Page 6: ...2...

Page 7: ...3...

Page 8: ...4 1 2Safety instruction for refrigerant...

Page 9: ...re is only for reference and specific appearance and configuration are subject to the real product 1 Full air cooling and frost free design 2 Display control board is located on the door 3 Magneticall...

Page 10: ...ushion then moveintohouseforplacement 3 Aftermovingittoappropriatelocation waitfor2hoursbe forepoweron 3 2Disassembly None The refrigerator door needs to be dismantled if it cannot enter the room in t...

Page 11: ...djust the footing to level it 3 5Change the door opening direction 1 Remove the hinge cover and plates from the top of refrigerator 2 Pull out the fast connector of door signal wire remove the upper h...

Page 12: ...en secure the bottom hinge to the bottom left side of the refrigerator 5 Remove the door block from the bottom right side of the door and attach it to the other side 6 Install the door and the signal...

Page 13: ...nected from the source of electrical supply before attempting the installation of accessory Schematic diagram of handle installation Design sketch of installed handle 1 Remove the insert pin 2 Adjust...

Page 14: ...Adjustment to level the door None 3 9 Adjustment to shelves None 4 Terms 4 1 Definition of model None 4 2Location of nameplate The picture is only for reference and specific appearance and configurat...

Page 15: ...or of the refrigerating chamber DC12V 3W Ventilation door of the refrigerating chamber Condensation fan Lights inside the refrigerato r Lights inside the freezing chamber Lights inside the refrigerati...

Page 16: ...12 Defrosting heater in freezing chamber 5 5Circuit diagram...

Page 17: ...1 Magnetically controlled switch 2 Air duct components in refrigerating chamber 3 Glass shelve 4 Air duct components in refrigerating chamber 5 Cover plate of crisper 6 Crisper for fruit and vegetabl...

Page 18: ...14 Down view Open Door Maximum open angle of door 135 The picture is only for reference and specific appearance and configuration are subject to the real...

Page 19: ...ating route of cooling air Compressor Condenser Anti condensation tube Dry filter Capillary tube Evaporator Regenerator Suction tube Compressor The picture is only for reference and specific appearanc...

Page 20: ...16 7 2Circulating route of cooling air The picture is only for reference and specific appearance and configuration are subject to the real product...

Page 21: ...door 2 Take the door seal out of door liner Door tray Lift up the bottle frame and take it out from the door liner of the refrigerator 8 2Parts inside the refrigerator Refrigerator Fruit box cover Rem...

Page 22: ...tem Light Light of the refrigerating chamber is located at the upper air duct component 1 Pull out the upper air duct component of the refrigerator chamber 2 Remove the control panel of light Light sw...

Page 23: ...ver 2 Pull out the connector terminal of the fan motor 3 pull out the cap of the refrigerator upper air duct and then remove the 2 screw of the refrigerator upper air duct components 4 Pull out the co...

Page 24: ...he freezer duct assembly should be removed 1 Remove the air duct assembly from the freezer 2 Remove the sensor Ambient temperature sensor None Freezer sensor None 8 6Compressor case Rear cover and com...

Page 25: ...ide 2 One screw inside 2 Remove the clipping strip Slowly pull it out 3 Remove the protective cover 1 Pry the protective cover slowly from the upper part 2 Pull it out and remove it 4 Remove the start...

Page 26: ...ard is located in the top of the refrigerator 1 Remove the main control board screw with a Phillips screwdriver 2 Disconnect the connector of main control board remove it 8 8 Bar counter None Disassem...

Page 27: ...er valve Disassembly and installation of getting water cap component 8 10 Ice maker None Disassembly and installation of ice maker None Disassembly and installation of water system None Disassembly an...

Page 28: ...Gear 4 6 6 Gear 5 8 9 4 Display At the first time of power on the display screen including button light will be bright for 3 seconds and then press the middle gear to show operation Normal operation...

Page 29: ...r the refrigerator will be running in accordance with the set value The gear can be set to The set temperature will be reduced by 1 C and it can be set circularly 4 gear 5gear 3 gear 2 gear 1 gear Sup...

Page 30: ...ar 1 2 and quick cool light up and other LED indicators light off then the compressor and the fan will start working In forced cooling mode if no button is pressed within 36 hours then the refrigerato...

Page 31: ...e 2 Failure occurs to the sensor during self diagnosis and exit out of self diagnosis mode 3 Set forced defrosting function during self diagnosis 10 Circuit description10 1 Power Supply The AC input p...

Page 32: ...It s conducted by the sensor making use of the characteristics that resistance value reduces as the temperature increases and the thermistor that has temperature coefficient of resistance in medium te...

Page 33: ...k 12V and FAN to see if there is a voltage of 12V When in normal operation the fan is in low level and the voltage between 12V and FAN is more than 11V If there s no voltage when the compressor is in...

Page 34: ...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 16 9 3 7 5...

Page 35: ...31 11 Troubleshooting Method 11 1 No refrigeration...

Page 36: ...32 11 2 Compressor failure 11 3 Undercooling Electronic temperature control...

Page 37: ...33 11 4 Fan failure 11 5Noise...

Page 38: ...34 11 6 Lights inside the refrigerator don t light up...

Page 39: ...pair parts Documents are provided separately 12 1 Figure 12 2 List of parts and components 13Appendix 13 1Electrical Schematic Diagram 13 2refrigerator maintenance tooling and equipment and material T...

Page 40: ...rew and rivet assemble and disassemble 3 Socket spanner 5 16 hinge and compressor screw assemble and disassemble 4 Sucker display panel and air duct cover disassemble 5 Allen wrench 2 8 4mm handle ass...

Page 41: ...10 Capillary tube scissors Shear capillary Equipment No Name Photo Main Usage 1 Vacuum pump vacuum pumping 2 Electronic scale weighing refrigerant gas 3 High pressure nitrogen with piezometer pipe and...

Page 42: ...riger antwillbeused 6 hand leak detector welding point leakage detect if no use soap suds material No Name Photo Main Usage 1 Process pipeline Chargetherefrigerant 2 Dry filter Involving a system fail...

Page 43: ...39 5 Sealing tape door fixing for reversible door option...

Page 44: ......

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