ChiQ BCD-430WP, Service Manual

Page 1: ...BCD 430WP Service Manual 1 Refrigerator Service Manual Applicable to Model FCD418NE3 BCD 430WP C1647...

Page 2: ...Product features 3 II Outer appearance and structure 4 III Main technical parameters IV Operating instructions 5 V Display rules 8 VI Cooling system 9 VII Control system 9 VIII Maintenance guide 11 I...

Page 3: ...chine engineering design this hidden handle refrigeratorhas an elegant and novel appearance Multi airflow The stereo multiple air outlets are adopted by the refrigerator which guarantees uniformity of...

Page 4: ...ual 4 II Outer appearance and structure Note Due to technological innovation the product descriptions in this manual may not be completely consistent with your refrigerator Details are in accordance w...

Page 5: ...ion program is enabled temperature setting becomes invalid 2 Every time when settings are finished with no flickering any more if the Temp Zonekey is pressed again the Fridge icon starts flickering fi...

Page 6: ...t press this key to select the function and then press the OK key the function will exit 2 Function program rules Refer to the operation of Keys and press the keys to perform the corresponding functio...

Page 7: ...rature is set at 14 which is subjected to no change 4 When the Vacation function is exited the fridge temperature is restored to its original value that is set before the Vacation function is enabled...

Page 8: ...ent corresponding compartment is displayed with the 2 digit and icons flickering Over temperature alarm When energized if the freezer sensor temperature is higher than 10 its corresponding icon and te...

Page 9: ...ncluding the control system diagram main control board circuit layout diagram each component control 1 Schematic diagram of the control system Components output capillary tube filter condenser anti co...

Page 10: ...Anti condensation heater 230V 50Hz 8W LECO 12VDC 1W Buzzer LEDdisplay Fridge lamp 12V MAX2 5W Freezer fan 12VDC 3W Freezer defrosting heater 230V 50Hz 200W 2 Diagram of the control board the board in...

Page 11: ...ezer door is opened running of the fan motor gets suspended for 5 minutes 5 Power cut memory a The temperature setting of each compartment can be memorized b Such functional state as Smart Fast Freeze...

Page 12: ...be displayed instead 2 In case the number of sensor faults or compartment sensor faults is more than two the number will be displayed 2 Fault troubleshooting How to detect the fault is presented here...

Page 13: ...ther there is alarm displayed on the panel 3 Freezer evaporator fault the freezer zone icon gets flickering with E1 displayed a Cut off power supply remove the electrical box cover check whether the t...

Page 14: ...3 minutes the display panel lights up and the buzzer issues the alarm sound at the frequency of 1Hz indicating the door is not closed tightly a Open all the doors and close them again checking whether...

Page 15: ...tem to observe whether the refrigerator can work normally c Cut off power supply change the main board insert the terminal well and power on the system to observe whether the refrigerator can work nor...

Page 16: ...opened b Open the door and hold the door lamp switch by hand to check if the LED lampturns on and off as the door lamp switch is connected and disconnected If not refer to the Door Open Alarm section...

Page 17: ...ut off power supply remove the electrical box cover check whether the terminals on the main board are properly connected insert them well again and then power on the system when the door is opened wai...

Page 18: ...check whether the terminals on the main board are properly connected b After the power is cut off remove the freezer air duct assembly checking whether the defrosting heater terminal is properly conne...

Page 19: ...How to check the fuse 1 Dismantle the freezer air duct assembly by referring to the disassembly method of freezer air duct assembly unplug the fuse terminal set the multimeter as illustrated below and...

Page 20: ...s unchanged the fuse is judged to be blown out and needs to be replaced 4 Special programs Maintenance program by holding down the combination keys of Function and OK 1 When you press the Temp Zone ke...

Page 21: ...e running of the maintenance program the compressor keeps rotating at 3000rpm 4 After the operating state is set the refrigerator will run according to the maintenance program 5 During the running of...

Page 22: ...remove the two screws with the screwdriver b Remove the round lampshade fixed by three jaws on top of the fridge air hood and remove the one screw with a screwdriver c After removing the three screws...

Page 23: ...perature sensor a Remove the air duct assembly by referring to the instructions for dismantling the fridge air duct assembly and then remove the air hood b Tear off the sponge in the air hood and remo...

Page 24: ...lectric pen or flat screwdriver and then replace it directly How to dismantle the fridge top LED lamp a Pry up the lamp shade using an electric pen or flat screwdriver The lamp shade is fixed byclampi...

Page 25: ...lder and then unplug the terminal on the back side How to dismantle the flip beam a Remove the two screws in the middle of the flip beam with a screwdriver b After removing the screws pull the flipbea...

Page 26: ...and pull the display panel out b Unplug the connector terminal on the top of the display panel then the display panel assembly can be taken off c The display panel is fixed by two screws and four claw...

Page 27: ...iver b Push out the freezer partition boardin the arrow direction as illustrated and take out the partition board from top to bottom How to dismantle the freezer air duct assembly a Use a screwdriver...

Page 28: ...the freezer air duct assembly from the bottom up c After pulling out the air duct assembly unplug the molded case connector on the back and then remove the air duct assembly How to dismantle the free...

Page 29: ...ture How to dismantle the heater a Remove the freezer air duct assembly by reference to the instructions for dismantling the freezer air duct assembly b Unplug the heater connector terminal screw off...

Page 30: ...How to remove the fuse a Refer to the instructions for dismantling the freezer air duct assembly and heater and remove the freezer air duct assembly and the evaporator assembly b Unplug the fuse term...

Page 31: ...plug the two connector terminals c Remove the hinge cover and screw off the three bolts that secure the hinge then the hinge can be dismantled d Use a flathead screwdriver to pry out the door lamp swi...

Page 32: ...the main board and unplug all the connector terminals on the main board then the main board can be disassembled How to dismantle the compressor compartment a Use a screwdriver to remove the nine screw...

Page 33: ...doors with adhesive tapes to prevent the door from falling off when the refrigerator gets tilted 2 Tilt the refrigerator slowly forward leaning itagainst the wall or the object that is strong enough...

Page 34: ...ve cover 7 Disassemble the starter and protector Unplug the starter and protector in turn you can use a screwdriver to slowly pry them off 8 Loosen the fixing screws of the compressor on the bottom pl...

Page 35: ...th a pipe cutter and cut off the capillary tube using the capillary pliers 11 Replace the compressor and weld the pipes Weld the process tube Weld the low pressure air return pipe T Weld the high pres...

Page 36: ...36 13 Conduct vacuum pumping with the vacuum degree reaching below 10Pa 14 Charge the system with refrigerant 15 Use thelocking pliers to clamp the middle of the process tube and then weld the proces...