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Message: <blockquote data-quote="Dave1234" data-source="post: 129401" data-attributes="member: 23099"><p>Recently I left my 734B machine with the bucket pointed down and with its tip resting on the ground for a few days while I was working on the chain case and did some rust removal on the bobtach system.  One day I came back and found the machine tipped back on its tail.  For a long time I tried to figure out where the residual hyd pressure and volume could possibly have come from, then finally realized that in getting in and out I must have left the arms in float, and they slowly drifted down.  So, as relates to your questions--apparently the front of a 743B is so light that without the weight of the arms holding it down, the machine would sit on its tail all the time.  Put differently, the center of gravity must be behind the rear wheels with no weight from the arms, hence confirming your observations that it seems awfully easy to lift the front wheels off the ground by pushing down with the bucket.</p></blockquote><p></p>