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Summary of Contents for TCL TRF-275W
- Page 1 Refrigerator Service Manual TRF-275W 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 1.Product introduction Product appearance structure and name of each part Product front Front opening Product back...
- Page 4 Product appearance structure and name of each part Compressor compartment Display panel...
- Page 5 TRF-275W is an air-cooled double door computer temperature controlled refrigerator, the upper part of which is the refrigerating chamber, and the lower part is the freezer chamber. The appearance modeling drawing is as follows: Refrigerating light Door of refrigerating chamber...
- Page 6 Product features 1. Computer temperature control: The computer temperature control system is adopted, intelligent and convenient; 2. Three dimensional air duct system: This system is controlled by the computer with direct and surrounding air outlets; 3. Air-cooled frost-free: The air-cooled frost-free system is adopted, safe and efficient; 4.
- Page 7 2.Exploded View of Product Structure The schematic diagram showing the structure of the TRF-275W refrigerator is as follows...
- Page 8 Detailed list of refrigerator accessories Serial number Description Quantity used per unit Upper hinge cover Upper hinge Master control board assembly Refrigerating glass shelf assembly Fruit and vegetable box cover plate assembly Refrigerating lower bottle holder Refrigerating door gasket assembly Freezing door gasket Refrigerating chamber door body assembly Freezing door body assembly...
- Page 9 3. Product operation rules I. The refrigerator will operate at 5℃ when it is powered on for the first time. II. Manual temperature regulation function 1) Regulation of temperature inside the refrigerating chamber Press to regulate the temperature inside the refrigerating chamber. Each time you press the key, the temperature will increase or decrease by 1℃.
- Page 10 Operating instructions for 275W series products (external display) The refrigerating chamber will run at 5℃ when it is powered on for the first time. Temperature Child lock function Temperature When there is no key operation on the display panel of 2℃ display within 30 seconds, the display screen will go out and the Temperature...
- Page 11 Power cool function In the unlocked state, press the "Temperature control switch" key repeatedly until the "Power cool" icon flashes, stop the key operation and wait for 5 seconds, then the power cool function of the refrigerating chamber will start. The corresponding temperature in the power cool state will be 2℃.
- Page 12 Damper regulating pick The principle for regulating the damper pick on the back of the refrigerating drawer: In general, we recommend using the damper pick in mid gear.。 The temperature inside the refrigerator will change due to its opening and closing, the ambient temperature and the site where it is placed.
- Page 13 Technical Parameters TRF- TRF- TRF- TRF- TRF- TRF- TRF- Product model TRF-275WEA+ 275WEXTDA 275WETA+ 275WEDA+ 275WETDA+ 275WEXA+ 275WEXTA+ 275WEXDA+ Climate type N,ST,T N,ST,T N,ST,T N,ST,T N,ST,T N,ST,T N,ST,T N,ST,T Anti-shock protection category Star sign Total volume 307L 307L 307L 307L 307L 307L 307L...
- Page 14 4.Refrigeration system and electrical control Diagram of Refrigeration System Condenser Filter drier Anti-condensation pipe Capillary tube Fin evaporator Compressor Evaporation coil...
- Page 15 Physical Diagram of Refrigeration System TRF-275W is a single-system all-air-cooled frost-free refrigerator. The components for the refrigeration system will be compressor, evaporation coil, condenser, dew-proof tube, dry filter, capillary tube, finned-type evaporator and return-air duct according to the refrigerant flow direction. The freezer chamber is equipped with a fan, and the refrigeration of the interchangeable temperature chamber and refrigerating chamber is realized by controlling the air supply with the damper.
- Page 16 Schematic diagram for welding of pipelines in compressor compartment: Connection between the outlet of the return-air duct and the return-air transition duct (copper and copper) Connection between the dew removable tube and Connection between the the dry filter (steel and outlet of the evaporation copper) coil and the inlet of the...
- Page 17 Electrical Control Circuit Diagram...
- Page 18 Composition of electrical control system: 1. Compressor — refrigeration device; 2. Refrigerating light — used for lighting in refrigerating chamber; 3. Freezing fan — used for cooling capacity transmission and air circulation; 4. Steel tube heater — used to remove frosting on the surface of freezing evaporator; 5.
- Page 19 Control of components (1) Compressor If refrigeration is required, turn on the compressor; if not, turn off the compressor; The downtime of the compressor must be more than 8 minutes before it can be started again; (2) Light When the refrigerating door is opened, the refrigerating light will be on. When the refrigerating door is closed, the refrigerating light will go out;...
- Page 20 Failure running program When the temperature sensor for the freezer chamber fails, the refrigeration will proceed 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.
- Page 21 5. Maintenance guide Before maintenance, it is necessary to know the actual usage of the user before taking corresponding measures: User usage Guidance and handling Surrounding clearance: more than 10 cm at No clearance around the back and more than 30 cm at the top, keep it ventilated.
- Page 22 Composition of the top light assembly (internal display) Lamp holder Control board Back cover Display patch Lamp board (The lampshade has been removed) Transparent lampshade...
- Page 23 Composition of the top light assembly (external display) Lamp holder Lamp holder Control board Back cover Display patch Lamp board (The lampshade has been removed) Transparent lampshade...
- Page 24 Removal of the top light Step I: Remove the 2 screws at the rear of the assembly Step II: Pull down the top light from the rear State after the removal as shown in the figure, and unplug the plug- in terminal...
- Page 25 Top light installation Step I: Connect the plug-in terminal, put the top light into the 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 State after assembly self-tapping screws to fix the screw holes as shown in the figure...
- Page 26 Removal of refrigerating air duct assembly Step I: Move the refrigerating air duct assembly to one side (such as the left side) and then break it open; Step II: From top to bottom, remove the refrigerating air duct assembly from the body of the refrigerator, as shown in the figure, and finally unplug the plug-in terminal...
- Page 27 Installation of refrigerating air duct assembly Step I: Connect the plug-in terminal shown in the figure, and install the lower end of the refrigerating air duct assembly into the body of the refrigerator first Step II: Install the refrigerating air duct into the body State after assembly of the refrigerator from bottom to top...
- Page 28 Removal and installation of freezing air duct assembly First remove the screw at the bottom of the cover plate of the freezing air duct, then pull out the left terminal and take out the cover plate. Please pay attention to insert the buckle shown in the figure during installation to prevent air leakage. Position of the screw hole...
- Page 29 The compressor does not work: Whether the refrigerating Whether the power plug is Whether the voltage is normal chamber light is on plugged in Make the voltage stable and normal Plug in the power plug Whether the compressor works Check whether the master Replace the master control board control board is normal Use a multimeter to test whether...
- Page 30 Excessive noise: Excessive noise Whether the ground is flat Keep the ground level Resonance with objects through collision Avoid collision with objects Whether the pipelines in the compressor Adjust the pipeline to avoid collision compartment collide with each other...
- Page 31 The compressor does not stop for a long time: The compressor does not stop for a long time Move it to a place with low ambient Whether the ambient temperature temperature is too high Whether the door of the Close the door of the refrigerator refrigerator is closed tightly tightly Whether the gear is appropriate...
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