Repairing a cracked pressure fitting
- From: Neal Reid <NealReid@xxxxxxxx>
- Date: Tue, 03 Mar 2009 12:34:26 -0500
I recently experienced the brass pressure fitting on the copper pipe
running from the boiler to the group head on my Brasilia club (circa
1970) developing a small crack. I have no idea how the crack got
started, but there it was.
Having worked as a mechanic, I thought, "No problem, I'll just get out
the old JB Weld and patch it up." Somewhat to my surprise, this only
taught me that JB Weld does not stick to brass. Apparently their silicon
in brass that causes this problem.
So I thought what the heck I'll just solder the crack. I had some acid
core plumbing solder and gave it a shot. Once more, I learned that this
would not solve my problem.
So I went out and bought some solid silver solder and some food grade
water-based flux. I took my Dremel, cleaned out the crack, applied
liberal flux and said silver solder flowed in directly. Problem solved!
So for those of you who are into self repair you may learn from my
experience. If anyone knows of a parts supplier for circa 1970 Brazilian
club, I would dearly like to know about it such that I could get a
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