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Lc_shi
23-02-2006, 02:02 AM
is there any harms to refrigeration system to use dry air for pressure test instead of Nitrogen gas? I've doubt on it but I've got no related info. Welcome your input:):confused:


best regards
LC

wambat
23-02-2006, 02:09 AM
is there any harms to refrigeration system to use dry air for pressure test instead of Nitrogen gas? I've doubt on it but I've got no related info. Welcome your input:):confused:


best regards
LC
Found this in "The news" :Combining an oxidizing gas, such as oxygen or air, with an HCFC or HFC refrigerant under pressure can result in a fire or explosion.

RysioZklanu
23-02-2006, 03:06 PM
Refrigeration oil + high pressure oxygen = explosion

Regards