Not sure which version you have. Just went through my Super A with new seals and such and found that the safety valve was missing piston. Made one from 1/4 bolt and working ok. It sounds like you have spring, sleeve and piston. If so the sleeve with 1/8" hole needs to be removed. You will find large hole into block with a piston about 7/8" long. Try blowing out sleeve or with tool that spreads out against inside sleeve and twist. Sleeve binding is problem. Les
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Today's Featured Article - The Cletrac General GG and the BF Avery A - A Bit of History - by Mike Ballash. This article is a summary of what I have gathered up from various sources on the Gletrac General GG and the B. F. Avery model A tractors. I am quite sure that most of it is accurate. The General GG was made by the Cleveland Tractor Company (Cletrac) of Cleveland, Ohio. Originally the company was called the Cleveland Motor Plow Company which began in 1912, then the Cleveland Tractor Company (1917) and finally Cletrac.
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