LG LSC27910SB/01, Service Manual

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Problems Checks and Measures
Sounds of water flowing Explain the flow of refrigerant.
• When the refrigerator stops, the water flowing sound happens.
This sound happens when the liquid or vapor refrigerant flows from the
evaporator to compressor.
Click sounds Explain the characteristics of moving parts.
• This noise comes from the MICOM controller's switch on the top of the
refrigerator when it is turned on and off.
Noise of Icemaker operation Explain the procedure and principles of Icemaker operation.
(applicable to model with Icemaker). • Automatic Icemaker repeats the cycle of water supplying Icemaking ice
- Noise produced by ice dropping ejection. When water is supplied, the water supply valve in the machine room
and hitting ice bin. makes sounds like Hiss and water flowing also makes sound. When water
- Noise from motor sounds Hiss . freezes, clicking sounds are heard. When ice is being ejected, sounds like Hiss
produced by a motor to rotate an ice tray and ice dropping and hitting ice bin
sounds are also heard.
Noise when supplying water. Explain the principles of water supplied to dispenser.
• When the water supply button in the dispenser is pressed, the water supply
valve in the compressor compartment opens and let the water flow to the water
tank in the lower part of the refrigerator compartment. The water is dispensed
by this pressure. When this happens, motor sound and water flowing sound are
heard.
Noise when supplying ice. Explain the principles of ice supply and procedure of crushed icemaking in a
dispenser.
• When ice cube button is pressed, ice stored in the ice bin is moved by an auger
and dispensed. If crushed ice button is pressed, the ice cube is crushed.
When this happens, ice crushing and hitting ice bin sounds are heard.
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