We did an Oliver 12"disc this summer. The easist way that we found was to loosen all the bearing holder nuts and the axle nut, which is the bad one,but with all the lubes and torch they break loose. We had to replace the inside blades, that means dismantle the whold gang. With hammer and air, we cleaned the spacers and the blades. The good part is that it goes back together a lot faster and easier than taking apart. Be sure to use anti-seze on the axle nut and really put the tight to it. HTH, would to be there to help.
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Today's Featured Article - Engine Valves - Some Helpful Information - by Staff. Intake - On the intake stroke the piston moves doward, sucking in carburized fuel through the open intake valve. Exhaust valve is closed. Compression - With both the intake and exhaust valves closed, the pistons upward stroke compresses or squeezes the fuel into the combustion chamber. Firing - Ignited by the spark, the compressed fuel explodes and forces the piston downward on its power stroke. Intake and exhaust valves are closed. Exhaust valves and seats are exp
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