With regard to dis-assembly of anything .... especially with older units w= here the shine and polish is gone ..... I am fearless about chopping stuff = out of the way that interferes with an easier repair. I do it in such a wa= y that I can fill in the holes I have made easily. I have cut holes in the side of clothes dryers , refrigerators , the front = of my Miata valve cover , etc. I have gotten better and better at it. I c= are a lot and a very little about aesthetics ( both views at the same time = ). Gus --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .