LG LRSES2706V /01, Руководство по обслуживанию

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1-1 Safety and precaution instructions before heavy repair
Heavy repair method for refrigerant applied to refrigerator
If you repair the refrigeration cycle, take ventilation into account.
the operation. (Smoking is strictly prohibited).
1-2. Points to check before repair
Open the ASM cover and the rear cover of the refrigerator and check the type of refrigerant indicated on the
compressor before to work Refrigerators that use R600a as a refrigerant have a yellow label on the compressor.
1-3. Characteristics of R600a refrigerant
It is a natural gas refrigerant (CH (CH3) 3), and is not polar. R600a is from the same family as butane gas, so if it is
Explosion concentration: 1.8% ~ 8.4% / vol. Ignition temperature: 494 ° C
1-4. Characteristics of R600a refrigerant
It has about 60% of the amount of refrigerant in refrigerators that use R134a. In the suction pressure
(low compression), it has a high degree of vacuum (1 bar or less). The volume of the refrigerator compressor
using R600a is 1.7 times larger than the compressor volume of the refrigerator that uses R134a. The label as in
1-5 Place of repair and environment
before working (be sure to use the return bag of coolant inside
near the place of work, and eliminate them before starting work.
within the workplace.
During work, be sure to follow the heavy repair procedure.
substances, such as ether, benzene,
alcohol, chemicals, LP gas, etc., in the
fridge.
This can cause an explosion
METHOD OF REPAIR WITH REFRIGERANT R600a
Note: The images are for reference.
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