LG GR-K192UF Service Manual page 34

General details about the product
(2) Service method for major noise claim item for Kimchi refrigerator
Noise claim
Noise from poor
u The installation floor surface is
installation
not hard enough
u The refrigerator is not leveled
Parts vibration
u "Wing" sound
Compressor
u "Woong Woong" sound
resonance sound
Compressor noise
u Poor balance of the compressor
u Contacting sound of the
surrounding pipe of the
compressor part
Operating device
u Contact sound from the OLP
noise
contact point during compressor
operation
Wire condenser
u "Woong Woong" sound
noise (vibration
u "Ching" sound
noise)
7-2. Details on power consumption
The power consumption of the refrigerator is
measured within the chamber where constant
temperature and humidity is maintained. In the
right figure, maintain the chamber to 30°C and
75% humidity with no load to the refrigerator
and set the temperature of the left and right
compartment to 3°C to measure the power
consumption. The power consumption is
calculated as follows.
Monthly power consumption (kWh/month) = Measured value (kWh/day) x 365 days / 12 months
Caution
The actual power consumption and the one indicated on the refrigerator can differ due to the using condition.
Noise generation
Accumulated
power meter
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Service method
• Reinforce the floor hardness
• Move the installation location
• Use the adjustment screw in
front of the refrigerator to level
the refrigerator
• Insert firmly all the parts of the
refrigerator in the right location
• Reduce the noise by adjusting
the pipe and seat rubber
• Adjust the surrounding pipe and
seat rubber to maintain the
level of the compressor
• Remove contact
• Exchange OLP
• Recheck the screws
• Remove the welding part of the
heat plate (wire) and remove
the heat plate
Remarks
u Mainly within the
refrigerating
compartment
u "Tak Tak"
Constant temperature
and humidity chamber
(Temperature of 30 C and
humidity of 75%)
Refrigerator
Product installation tray