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Re: Water absorbtion of Gray PVC



Original poster: "Crow Leader" <tesla-at-lists.symmetric-dot-net> 

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, December 08, 2003 9:10 AM
Subject: RE: Water absorbtion of Gray PVC


 > Original poster: "Lau, Gary" <gary.lau-at-hp-dot-com>
 >
 > I dare say that I've seen far more successful secondaries built without
 > sanding and Glyptal than I have seen engines without changing oil.
 >
 > Further, the secondary failures that I have seen have all been due to
 > racing arcs or pri-sec arcing, affecting only the exterior surface of
 > the coil, generally polyurethane.  I've never heard of a failure
 > originating on the form _beneath_ the winding.

I once had a breakdown inside a PVC secondary. The arc somehow went from
outside under the copper winding, through the PVC and then tracked down to
the bottom end. I didn't see any holes when I cleaned it prior to winding,
but I wasn't looking for any. The pipe was from a ditch.

KEN