TCL TRF-315W Service Manual Download Page 13 | Manualshive

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Schematic Diagram of Electrical Control

Plug

Overloading protector

PTC relay

Capacitor

Compressor

Defrosting heater Temperature fuse

Temperature fuse

Refrigerating switch

Freezing fan

Refrigerating light

Refrigerating sensor

Ambient temperature sensor

Defrosting sensor

Master control board

Electrical control

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Summary of Contents for TRF-315W

Page 1: ...Refrigerator Service Manual TRF 315W TCL Home Appliances HeFei Co Ltd ...

Page 2: ...Contents 1 Product introduction Technical Parameters 2 Exploded View of Product Structure 3 Product operation rules 4 Refrigeration system and electrical control 5 Maintenance guide ...

Page 3: ... distinction Model Orifice plate assembly Top light assembly Refrigerating foam door body Foamed cabinet TRF 315WEXA 3B104 000038 3B104 000088 4B191 000668 4B190 000233 TRF 315WEA None 3B104 000089 4B191 000285 4B190 000192 Refrigerating top light Refrigerating shelf Fruit and vegetable box cover Fruit and vegetable box Freezer drawer Refrigerating door bottle holder Door of refrigerating chamber ...

Page 4: ...The schematic diagram showing the structure of TRF 315WEA refrigerator is as follows Exploded View of Product Structure ...

Page 5: ...9 Freezing glass shelf 1 10 Refrigerating glass shelf assembly 3 11 Refrigerating glass shelf assembly 1 12 Fruit and vegetable box 1 13 Freezing upper drawer 2 14 Freezing lower drawer 1 15 Refrigerating air duct assembly 1 16 Freezing air duct assembly 1 17 Top light assembly 1 18 Mid hinge 1 19 Windbreak strip 1 20 Finned type evaporator assembly 1 21 Upper hinge cover 1 22 Upper hinge 1 23 Foa...

Page 6: ...edly The refrigerator gear will cycle between 02 04 05 06 08 02 After selecting the appropriate temperature stop the key operation and wait for 5 seconds then this gear will be confirmed Power off memory When power goes off the instantaneous working state at the time of power off will be locked After power on it will still work according to the setting before power off Product operation rules ...

Page 7: ...g the Temperature control switch key for 3 seconds to unlock the keyboard and make the keys effective Gear adjustment When the child lock function is not activated press the Temperature control switch key repeatedly The temperature inside the refrigerating chamber will cycle between 02 04 05 06 08 Power cool Smart Energy saving 02 After selecting the appropriate temperature stop the key operation ...

Page 8: ...g state at the time of power off will be locked After power on it will still work according to the setting before power off Door alarm If the refrigerating chamber is not closed tightly or it keeps open for more than 1 minute it will beep Any key can be pressed to temporarily stop the alarm but it will alarm again 1 minute later Close the refrigerating door tightly to stop the alarm ...

Page 9: ...The refrigeration schematic diagram is as follows Dry filter Dew proof tube Condenser Capillary tube Finned type evaporator Compressor Evaporation coil Refrigeration system ...

Page 10: ...d evaporation coil Solder joints for evaporation coil and dew proof tube Solder joints for dew proof tube and condenser Solder joints for condenser and dry filter Solder joints for dry filter and capillary tube Solder joints for return air duct and return air transition duct Solder joints for return air transition duct and condenser ...

Page 11: ...Schematic Diagram of Freezer chamber Welding position of freezing evaporator ...

Page 12: ...ing capacitor PTC relay Motor protector Sealed terminal Compressor Earth screw Compressor connector socket Compressor terminal block I Compressor terminal block II Crosshead self tapping screw Compressor Wiring Diagram ...

Page 13: ...ng protector PTC relay Capacitor Compressor Defrosting heater Temperature fuse Temperature fuse Refrigerating switch Freezing fan Refrigerating light Refrigerating sensor Ambient temperature sensor Defrosting sensor Master control board Electrical control ...

Page 14: ...transmission and air circulation 4 Steel tube heater used to remove frosting on the surface of freezing evaporator 5 Refrigerating switch used to control the lighting in refrigerating chamber 6 Temperature sensor used to sense temperature 7 Temperature fuse used to cut off the connection between the steel tube heater and the power supply when the defrosting temperature is abnormal ...

Page 15: ...out if it is continuously on for more than 5 minutes 3 Fan In normal refrigeration process every time the compressor is turned on the freezer fan will be turned on When the compressor stops the freezing fan will be turned off During the freezing and defrosting process the freezing fan will be turned off If the refrigerating door is detected to be open the freezing fan remains off 4 Heating wire fo...

Page 16: ...d in the following chronological order 25 minutes of refrigeration and then 25 minutes of no refrigeration When the ambient temperature sensor fails the temperature will be controlled at 25 In case of communication failure it will run in the gear before the failure Failure running program ...

Page 17: ...on 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 opened many times Open the...

Page 18: ...Composition of the top light assembly internal display Lamp holder Back cover Display patch Transparent lampshade Control board Lamp board ...

Page 19: ...Composition of the top light assembly external display 控制板灯座 Lamp holder Back cover Display patch Transparent lampshade Control board Lamp board Lamp holder ...

Page 20: ...Step II Pull down the top light from the rear as shown in the figure and unplug the plug in terminal Step I Remove the 2 screws at the rear of the assembly State after the removal ...

Page 21: ...he groove on the top of the refrigerator liner and clamp the front claw into the liner first Step II Hold the back with your hands and use two 4 2 16 self tapping screws to fix the screw holes as shown in the figure State after assembly Removal of the top light ...

Page 22: ...mperature sensor Damper regulating switch Sealing foam IXPE Foam air duct Front of refrigerating air duct assembly Back of refrigerating air duct assembly Air vent sealing foam EPDN Insulation cotton Composition of air duct assembly in refrigerating chamber ...

Page 23: ...rating air duct assembly from top to bottom Step II Remove the refrigerating air duct assembly from the body of the refrigerator as shown in the figure and unplug the plug in terminal Removal of refrigerating air duct assembly ...

Page 24: ...oove on the back of the refrigerator liner and first assemble the lower end of the refrigerating air duct assembly with the refrigerator liner Step II Push the refrigerating air duct assembly into the body of the refrigerator from bottom to top State after assembly Installation of refrigerating air duct assembly ...

Page 25: ...Front of freezing air duct assembly Back of freezing air duct assembly Composition of air duct assembly in freezing compartment ...

Page 26: ... air duct out from the bottom and then remove it Step II Remove the freezing air duct assembly from the body of the refrigerator as shown in the figure unplug the plug in terminal Removal of freezing air duct assembly ...

Page 27: ... air duct assembly with the slots Step II Support the air duct from the bottom up install the upper buckle first then push the whole air duct inward and clamp the buckle tightly In this way the air duct installation is completed State after assembly Installation of freezing air duct assembly ...

Page 28: ...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 29: ...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 30: ...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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