22
※
. Influence of moisture
①
Moisture precipitation - Blocked by ice
②
Refrigerant and reaction
③
Life reduction of oil
④
Acceleration of oxidization
⑤
Copper plating phenomenon
⑥
Gas dissolution by the interaction of synthetic insulating material (insulator)
※
. Influence of foreign substance
①
Increase of condensed temperature.
②
Increase of temperature.
③
Decrease of cooling efficiency
④
Shorten the life by friction between oil and foreign substance in the compressor.
■
Accumulator
1. Role : To send a pure refrigerant gas to compressor by removing completely the refrigerant liquid
from evaporator.
※
If a refrigerant liquid go into the compressor, overload is occurred.
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