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Posted by Bob F on May 1, 2009, 2:17 pm
Please log in for more thread options Ernie Leimkuhler wrote:
>
>> BobH wrote:
>>> I ran into an unexpected problem today when I changed out my argon
>>> bottle. The nut on the CGA fitting was stuck to the nipple pretty
>>> aggresively. There were some signs of corrosion on the regulator
>>> body also. The last time that I changed the bottle, I had a hard
>>> time getting a good seal and I used the blue bubble goo for
>>> leak-checking pretty generously. The blue goo corroded the brass. I
>>> replaced the CGA nipple and nut and forced the nut off the old
>>> nipple. There was a fair amount of white powdery corrosion and crap
>>> in the space covered by the nut.
>>> If you leakcheck your brass CGA fittings with the bubble solution, I
>>> would suggest cleaning up fairly carefully.
>>>
>>
>> Is "blue bubble goo" Windex? It has ammonia in it.
>>
>>
>
> A little dish soap and water in a spray bottle works great.
> I have never had a problem with that.
>
> In a pinch I have used Windex and Simple Green, with no problems.
You probably change out bottles faster than the OP.
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>The nut on the CGA fitting was stuck to the nipple pretty aggresively.
>There were some signs of corrosion on the regulator body also. The last
>time that I changed the bottle, I had a hard time getting a good seal and I
>used the blue bubble goo for leak-checking pretty generously. The blue goo
>corroded the brass. I replaced the CGA nipple and nut and forced the nut
>off the old nipple. There was a fair amount of white powdery corrosion and
>crap in the space covered by the nut.
>
> If you leakcheck your brass CGA fittings with the bubble solution, I would
> suggest cleaning up fairly carefully.
>
> BobH