[SEL] Stuck Piston Rings

jbcast at charter.net jbcast at charter.net
Tue Apr 28 18:43:46 PDT 2009


 
> On Apr 28, 2009, at 12:43 PM, Ed stoller wrote:
> 
> > I finally got the piston out of my Ottawa ES 4282 , 4 HP and the  
> > rings will
> > not budge. They are packed in with carbon. I had the piston soaking  
> > for a
> > couple of weeks in a metal paint can in Acetone and ATF. The surface  
> > looks
> > nice and clean but the rings are stuck. I may have broken one of them
> > already. I was thinking that maybe some hydrogen peroxide would  
> > oxidize the
> > carbon?  Any ideas?????????
> 
If you have a torch heat the inside of the piston in back of the rings, this will expand it away from the rings.
J.B. Castagnos



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