The retrofit reinforcement rings were cut half way between
two of the bolt holes from top to bottom. So, one cut should not
impair the function.
So I finished putting my tractor back together, after
rebuilding the motors, repainting, etc.. But, I ran into one
snag. I couldn't get the anti-vibration rings to slide up the
bottom of the motors to be able to mount them. They're just too
tight. I tried lubing up the motor shell with some PB lubricant,
but just couldn't get it to go on (I didn't want to beat on the
thing with a hammer hard enough to damage it).
So for now I put everything back together without those extra
rings. The deck motors are MUCH quieter now (fresh bearings, and
I balanced the blades, two of which were way out of balance).
But, I do get some vibration from the deck. So it would be
really nice to be able to get those rings on there.
At this point I'm considering using an angle grinder to cut the
rings in half (they already have a cut across one side, I'd just
make a cut directly across from that). Then it would be really
easy to put them on. But, each ring piece would then only be
held on by two bolts, instead of the entire thing being held on
by four. So it might not be quite as effective at reducing
vibration.
Of course, it couldn't be any less effective than them NOT
being on there at all (as is the current state). So, unless
someone has a suggestion for a way to actually get those things
on there without cutting them in half, I think that's where I'm
headed.
Perhaps after cutting them in half and attaching them, I could
spot weld them back together?
Oh, I got the seat safety switch working again.
Thanks,
Mike
Michael S. Briggs, PhD
UNH Physics Department
(603) 862-2828
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