ChiQ BCD-317W Service Manual Download Page 9 | Manualshive

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ChiQ BCD-317W Service Manual Download Page 9

BCD-317W/351W (external display) Service Manual

9

Components output:

High-voltage:

Compressor

（

220-240V/60-225Hz, whole machine: 72W

）

Buzzer
LED display
Fridge lamp (12V, Max3W)
Freezer fan (12VDC, Max3W)
Electric damper (12VDC, Max1.2W)
Freezer defrosting heater (~230V / 50Hz, 200W)

Low-voltage:
Buzzer
LED display
Fridge lamp (12V, Max3W)
Freezer fan (12VDC, Max3W)
Electric damper

（

12VDC, Max1.2W

）

Freezer defrosting heater (~115V / 50Hz

、

200W)

2.

Diagram of the control board- the board integrating the inverter control with the main

control

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Summary of Contents for BCD-317W

Page 1: ...BCD 317W 351W external display Service Manual 1 Refrigerator Service Manual Applicable to FBM317NEI32 BCD 317W BCD 317W BCD 351W...

Page 2: ...Contents I Product features 3 II Outer appearance and structure 3 III Main technical parameters IV Operating instruction 4 V Display rules 7 VI Cooling system 8 VII Control system 8 VIII Maintenance...

Page 3: ...long term storage Featuring cooling uniformity and higher cooling efficiency this product maintains the optimal internal humidity so that freshness of the storage foods can be extended Adopting the o...

Page 4: ...or one mode with each response of the key 3 The fridge temperature changes through the following cycle 2 3 4 5 6 7 8 OFF OFF represents the OFF state and when the OF setting takes effect the fridge w...

Page 5: ...nds with the selected function or the set temperature value invalid 2 Function program rules Refer to the operation of Keys and press the keys to perform the corresponding function of Smart Fast Freez...

Page 6: ...art function is enabled the fridge temperature is set at 4 and the freezer temperature at 18 which are subject to no change 4 When the Smart function gets exited the temperature of each compartment re...

Page 7: ...yed with the two digit and icons flickering Over temperature alarm When energized if the freezer sensor temperature is higher than 10 its corresponding icon and temperature gets flickering The tempera...

Page 8: ...ge temperature displayed to be 14 V Cooling system Schematic diagram of the cooling system VI Control system Including the control system diagram main control board circuit layout diagram each compone...

Page 9: ...amp 12V Max3W Freezer fan 12VDC Max3W Electric damper 12VDC Max1 2W Freezer defrosting heater 230V 50Hz 200W Low voltage Buzzer LED display Fridge lamp 12V Max3W Freezer fan 12VDC Max3W Electric dampe...

Page 10: ...BCD 317W 351W external display Service Manual 10 3 Components control rules 1 Compressor Make sure to wait for at least 5 minutes before you start it again after it is shut down...

Page 11: ...0 minutes 5 Power cut memory a The temperature setting of each compartment can be memorized b Such functional state as Smart Fast Freeze Fridge OFF Vacation can be memorized c Parameter settings the o...

Page 12: ...Cut off power supply remove the electrical box cover check whether the temperature sensor terminal on the control board is well connected insert it again and then power on the system to observe whethe...

Page 13: ...to observe there is alarm or not 4 Communication fault a Cut off power supply remove the electrical box cover check whether the temperature sensor terminal on the control board is connected in sound c...

Page 14: ...LED lamp OFF when the door is opened a Check whether the refrigerator plug is properly plugged in whether the socket is electrified and whether the socket voltage is normal b Cut off power supply remo...

Page 15: ...e LED lamp and then power on the system observing whether the LED lamp goes on 4 The freezer is cooling while the fridge is not cooling a Hold down the combination keys of Freezer and OK for 5 seconds...

Page 16: ...then conduct vacuum pumping and charge the refrigerant again 6 The refrigerator air fan is not running a Cut off power supply remove the electrical box cover check whether the terminals on the main bo...

Page 17: ...the terminal is in good condition c After the power is cut off remove the defrosting heater and measure the resistance of the defrosting heater with a multimeter to determine whether the defrosting he...

Page 18: ...Parameter set value C1 Fridge temperature d1 Freezer temperature d2 Freezer evaporator temperature CH Ambient sensor temperature C compressor 0 OFF 1 ON Cd fridge air damper 0 OFF 1 ON Fd freezer fan...

Page 19: ...fridge sensor a Screw off the two screws on the lower side of the fridge air hood and remove the fridge air hood Pay attention to the top jaws and the bottom terminal b Tear off the polypropylene tape...

Page 20: ...zer air duct assembly electrical damper fan motor freezer sensor a Remove the air duct by reference to the instructions for dismantling the fridge air duct assembly and take down the air hood b Screw...

Page 21: ...ntle the fan motor sensor and electric damper as shown above How to dismantle the fridge side lamp a Pry off the lampshade with a flat head screwdriver and remove the lampshade by releasing the jaws o...

Page 22: ...ay panel using a blade or a flat screwdriver 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 displ...

Page 23: ...freezer air duct assembly by reference to the instructions for dismantling the freezer air duct assembly b Unplug the heater connector terminal and cut off the cable ties as shown by the above picture...

Page 24: ...crew off the three bolts that secure the hinge then the hinge can be dismantled How to disassemble the main board a Use a screwdriver to remove the two screws that secure the electrical box cover b Re...

Page 25: ...ipeline Note If the refrigerant R600a is used operations should be made in the environment where there is good ventilation and free from open fire 1 Cut off power supply take foods out of the refriger...

Page 26: ...Cut off the compressor pipeline Truncate the process tube Truncate the low pressure air return pipe Truncate the high pressure exhaust pipe 4 Remove screws 2 outside screws 1 inside screw 5 Remove th...

Page 27: ...them off 8 Loosen the fixing screws of the compressor on the bottom plate and dismantle the compressor from the cabinet together with the bottom plate 9 Use a wrench to screw off the bolts in turn an...

Page 28: ...aust pipe 12 Replace the filter use the silver electrode for the copper iron pipe connection and use the copper electrode for the copper copper pipe connection 13 Conduct vacuum pumping with the vacuu...

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