要保证冷媒管内绝对干净、无杂质、无水分。

　　To ensure that the refrigerant pipe is absolutely clean, no impurities, no water.

　　解决的办法是:

　　The solution is:

　　Strict selection of materials.

　　②Φ19.05以下的铜软管采用整捆购买，尽量减少焊口。

　　Copper hose below 19.05 of the whole bunch of phi buy, to minimize the weld.

　　③绝对保证氮气保护焊。

　　Absolute guarantee of nitrogen gas protection welding.

　　④吹污要达到要求。

　　To meet the requirements of the sewage blow.

　　⑤抽真空要达到要求。

　　The vacuum to meet the requirements.

　　⑥加入系统内的氟利昂冷媒采用美国杜邦、法国阿托或国内知名品牌。

　　Add freon refrigerant in the system by the United States DuPont, France atorvastatin or domestic well-known brand.

　　冷库工程工程保护及方法

　　Protection and method of cold storage engineering project

　　防护内容主要是库体、库内外机组。

　　The main content of the protection is the base, the inner and outer unit.

　　库体及库内机在安装好后，最后再除去装饰薄膜。库外机组就位时再拆装。

　　After installation of the library and the library, the decorative film is removed at last. When the unit is in place, the unit is in place.

　　所有管线在未连接库内、外机前一律采用标志扎口保护。

　　All pipelines in the not connected to the library, before the machine will be used to mark the protection.