TCL TRF-520WEXA+ Service Manual Download Page 24 | Manualshive

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5) Disassembly of master control board:

1. Use a cross screwdriver to remove the screws of air duct assembly and remove the master control board cover;

2. Wear anti-static gloves, unplug the connector by hand, take out the master control board and replace it;

3. During assembly, please install it in reverse order.

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Summary of Contents for TRF-520WEXA+

Page 1: ...Refrigerator Service Manual TRF 520WEXA TCL Home Appliances HeFei Co Ltd ...

Page 2: ... Product introduction 2 Exploded View of Product Structure 3 Product operation rules 4 Refrigeration system and electrical control 5 Instructions for Disassembly of Components and Parts 6 Maintenance instructions ...

Page 3: ...introduction TRF 520WEXDA is air cooled side by side computer temperature control refrigerator with freezer chamber on the left and refrigerating chamber on the right The appearance modeling drawing is as follows ...

Page 4: ...ronmentally friendly refrigerant Adopt CFC free material R600a green and environmentally friendly material 80 of the main materials can be recycled Adopt the air blowing in the left and right direction so the refrigeration is even The body of box is ultra thin about 630mm so it is easy to move into house Open the door at 90 and pull out the drawer without obstacles Display and control on the panel...

Page 5: ...Product appearance ...

Page 6: ...Internal assembly of products Refrigerating air duct assembly Upper freezing air duct assembly Lower freezing air duct assembly ...

Page 7: ...Freezing fan motor Air swing motor assembly Evaporator Defrosting heater Internal assembly of products ...

Page 8: ...2 Exploded View of Product Structure ...

Page 9: ...anel 1 9 lamp shade 2 10 LED lamp 2 11 Compressor 1 12 the drain 1 13 Cold storage door seal assembly 1 14 Cold storage glass shelf assembly 4 15 Frozenglass glass shelf assembly 4 16 On the drawer slide support iron assembly 2 17 On the drawer slide support iron assembly 2 18 Frozenglass glass shelf assembly 1 19 Cold storage glass shelf assembly 1 20 Frozen in the drawer 1 Detail list of cabinet...

Page 10: ...mponents 1 27 Box assembly 1 28 Lower hinge 1 29 Bottle holder 4 30 According to cover 1 31 Bottle holder for freezer door 4 32 Freezer door body 1 33 Refrigerator door body 1 34 water pans 1 35 The freezer up duct 1 36 The freezer down duct 1 37 The freezing chamber door seal 1 38 The freezing evaporator 1 39 Power line component 1 Detail list of cabinet parts ...

Page 11: ...3 Product operation rules The TRF 520WEXA display panel is as follows ...

Page 12: ...seconds until the icon switches to freezer compartment Press key to adjust temperature in freezer compartment And then the temperature drops by 1 every time press key The shift of freezer compartment stalls recycles around 15 16 17 18 19 20 21 22 15 Stop button operation and wait for 5 seconds after appropriate temperature is selected and then set the temperature shift for confirmation Quick refri...

Page 13: ...unction under quick freezing status Intelligent function Under unlock status repeatedly press key until the icon flashes Stop key operation and wait for 5 seconds to enter intelligent function Manually exit intelligent function through the same operation When the function is on the refrigerator will automatically monitor the status of all compartments and run efficiently Under intelligent status t...

Page 14: ...power is cut off the instantaneous working state of blackout will be locked and resume the state after power on Door alarm When the refrigerator or freezer door is not well closed or open for over 1 minute the buzzer siren will send off sound Press down any key to stop alarming and the siren sounds beep beep beep again after I minute close refrigerator or freezer door to stop alarming Freezer comp...

Page 15: ...Technical Parameters ...

Page 16: ...4 Refrigeration system and electrical control Compressor Filter drier Capillary tube Condenser Anti condensation pipe Fin evaporator Evaporation coil ...

Page 17: ... Water tray is coated with aluminum foil Reservoir The fixed position of the evaporator foam is about the position of Row 5 6 at the downwards of the left and right respectively Schematic diagram of freezer chamber Evaporator inlet connection pipe for capillary tubes Heating tube of defroster The foam block is wrapped with aluminum foil ...

Page 18: ...let steel steel Condenser outlet and dry filter inlet steel copper Air return pipe outlet and air return transition pipe inlet copper copper Process pipe connectors copper copper Air return transition pipe outlet and air suction pipe copper copper Dry filter outlet and capillary inlet copper copper Schematic diagram of welding the pipeline for compressor chamber ...

Page 19: ...Electric control 1 Electrical Control Circuit Diagram ...

Page 20: ...nel from the panel taking care not to break the buckle and then pull out the connector to replace it 2 When assembling the display panel and the real panel take care that the spring position of the key on the display panel shall not be skewed and the spring shall correspond to the corresponding location ring on the display panel otherwise the key will not work 3 Install it in reverse order during ...

Page 21: ...imilar flat tool preferably the inner side of the assembly shown in the figure even if the disassembly damage occurs in the area it is hardly visible When disassembling note that the force shall be proper to prevent damage to the liner or lamp cover 2 After the lamp cover is removed the butt terminal of the lamp strip can be removed to replace the lamp 3 During assembly assemble and install it in ...

Page 22: ...e two screws of the air swing motor with a cross screwdriver and replace the motor 4 Unplug the connector of air duct foam assembly by hand and remove the duct foam by hand 5 Tear off the foam masking taper with hands separate the upper and lower parts of the air duct foam assemblies and take out the damper and replace it 6 During installation please see to it that the buckle be embedded as shown ...

Page 23: ...d and take out the upper cover plate of air duct 3 Remove the screws of air duct assembly with a cross screwdriver and remove the rear cover plate of the air duct 4 Use a cross screwdriver to remove the three screws of the fan and replace the fan 5 During installation please see to it that the buckle be embedded as shown in the figure to prevent air leakage Insert your hand into the air outlet and...

Page 24: ... screwdriver to remove the screws of air duct assembly and remove the master control board cover 2 Wear anti static gloves unplug the connector by hand take out the master control board and replace it 3 During assembly please install it in reverse order ...

Page 25: ...with a cross screwdriver then remove the hinge cover and replace the door lamp switch 2 Remove the bolts of hinge cover with a M6 sleeve and remove the top hinge 3 Lift up the door body to complete the removal of the door body 4 During assembly please install it in reverse order ...

Page 26: ...nappropriate installation site Change the installation site or maintain surrounding ventilation 2 Usage Too much food is stored It will affect the circulation of cold air in the refrigerator Please explain the relevant contents in the Operation Instructions to the user clearly There is too much water in the stored food The cold air source is blocked during food storage The refrigerator door is ope...

Page 27: ...ole machine has no power The connector is loose According to the physical wiring diagram check the connection of the corresponding connection terminals The master control board fails Check the power input end of the master control board If the input is normal replace the master control board 4 Compressor does not start The terminal connection is poor According to the actual wiring diagram check wh...

Page 28: ...osed Freezing in cold room 2 Open the refrigerating air duct assembly and check the status of the electric damper Replacement and repair Floodlight The lamp does not work 1 Check whether the connector is well connected 2 Check whether the interface of the lamps on the main board are normal 3 If all the lamps do not work check the door lamp switch and communication line 4 Some lamp beads are not on...

Page 29: ...starting for several minutes The welding spot at high pressure end is plugged Judge the fault point through the appearance of the welding point If it cannot be determined cut the welding spots in reverse order for troubleshooting and repair The compressor runs continuously but the power is low and the left and right side plates are no obviously heated The freezer fan is not running the terminal is...

Page 30: ...hether the master control board is normal Whether the compressor works Make the voltage stable and normal Plug in the power plug Whether the voltage is normal Whether the power plug is plugged in Test whether the PTC resistance is normal Judge whether the compressor is normal Replace the PTC Replace the compressor Replace the protector No Yes No Yes No No No Yes Yes Yes No No No ...

Page 31: ...lision with objects Resonance with objects through collision Whether the ground is flat Keep the ground level No Yes Yes No Whether the pipelines in the compressor compartment collide with each other Yes Adjust the pipeline to avoid collision ...

Page 32: ...r a long time Whether the gear is appropriate Close the door of the refrigerator tightly Whether the door of the refrigerator is closed tightly Whether the ambient temperature is too high Move it to a place with low ambient temperature Adjust the gear properly Yes No No No Yes ...

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