Haier HBC-200 Service Manual

Also see for HBC-200:

Refrigerator Model:HBC-70/200（India）１８MAINTENANCE SERVICE AND TROUBLE SHOOTING12.1.3 Troubleshooting observation(1) At normal operation conditions, the temperature around thesurface of refrigerator evaporator is nearly the same; thethickness of frost layer is similar. If there is no frost at the surfaceof evaporator (bed type refrigerator at all of its inner wall), or onlya small part at the upper, conclusion can be made that theoperation of refrigeration system is not normal, the refrigerant isinsufficient or there is leakage.(2) Check the system tubing and make sure there is no leakage,especially at the joint connections. Refrigerant has goodpermeability, and it also contains a little refrigerant oil. If there isleak, there will be traces of oil at the leak points.12.1.4 Troubleshooting by sounds(1) When the refrigerator is working normal, high-pressure liquidrefrigerant flows into the low-pressure evaporator viaacapillarytube, a gas flowing sound and water flowing sound canbe heard. Open the refrigerator door and access to the evaporator,you can hear the sound. If there is no sound or there is sound alittle now and then, there must be leakage of system refrigerant orinsufficient chargePDF created with pdfFactory trial version www.pdffactory.com

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