On Fri, 08 May 2009 08:15:04 -0500, dpb wrote:

I know what they say but...

The 80(?) gal compressor here is 40+ yr old and has been left
pressurized/on 24/7 and hasn't been drained but a time or two in its
lifetime (and would add a "maybe" to that estimate).

Have you ever consider the need to internally inspect the pressure
vessel?


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