Haier BD-478A service manual Net Dimension, 1420715810 1690715810, 14207151470 16907151470

Page 8

NET DIMENSION

Net Dimension

H a

L

H

W

Model	BD-388A	BD-478A

Unit Dimension (WDH)	1420715810	1690715810

Dimension (Door open)	14207151470	16907151470

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Contents BD-478A Contents Product Code Illumination and Series Introduction First letter of Freezer in Chinese spellingFeatures FeaturesSpecifications BD-388A BD-478ASafety Precautions Safety Precautions 1420*715*1470 1690*715*1470 Net Dimension1420*715*810 1690*715*810 Installation and Accessory Parts ·Proper Air CirculationElectrical Requirement Installation and Accessory Parts Defrosting and Draining The Freezer Food Storage BasketSystem Flow Chart Adjustable temperature dial Function ScheduleMaintenance Service and Trouble Shooting Brief description of principle about BD-318A/428AServicing freezer Reasons of electricity leakage of freezerMaintenance Service and Trouble Shooting Maintenance Service and Trouble Shooting Troubleshooting by sounds Troubleshooting by touch System noise repair Poor freezing effect analysis and solutions How to handle the seal bar for poor sealing Why freezer cannot be used at low temperature environment How to know there is problem with compressor MotorPage Page Procedure for fan change Procedure for temperature controller changeCommon freezer problems Operation of freezer is not normal Evacuation and fill machine is special only for R134a use Service procedureRepair equipment Requirements Changing procedure of R134a compressor Compressor installation and brazing procedures Application and maintenance of freezer Product charactersPage Safety notice of product MaintenanceStandard procedure of maintenance 12.5 Freezer repair tool and equipment It is not allowed to fill R134a by R12 filling equipmentProcedure for filling equipment ⑧ Switch off motorFilling Freezer noise sourcesCompressor Resonance sound of compressor components How is the sound of water flowing generated? Gas flowing soundWhy the freezer’s noise increases after using Why freezer’s noise increases after stop use for sometime? How to reduce freezer’s noise?Why freezer noise changes greater at night? Sometime?Why freezer noise measured at home is incorrect? What are the national stipulations for freezer Noise?Page Why the noises of it type freezers are different? AnswerHow to determine that the sound is noise or Normal? Noise test There are stipulations in Items 6.5.7.1 and 6.3.6.1.of GB/TMaintenance Service and Trouble Shooting 12.8Measuring technology of freezer performance parameter Temperature with load Test method and instrumentGround resistor Maintenance Service and Trouble Shooting Maintenance Service and Trouble Shooting Maintenance Service and Trouble Shooting Exploded View List of Parts QTY BD-388A/478A 392% 600% Lamp switch BD-388A/478A 010% 020%