Re: Back to Hovercrafting topic

Kind of hard to guess, but my guess is that the belt got caught in the
guard and the increased tension collapsed the cross sup****t for the
pillow block.    If this is really what happened, I'm surprised that
the duct didn't get damaged.


On Dec 12, 3:38 pm, Ken Roberts <for...@[EMAIL PROTECTED]
> wrote:
> Randy,
>
> Reading this all back I still think there's something I missed.
>
> When you get everything back together, look for any vibration at all.
> Try to isolate and then remove all vibration.  Make sure your prop and
> fan are dead-nuts on balance, make sure there is very little vibration
> on the belts at any RPM.  Also try to detect belt slippage and find
> ways to solve it.
>
> I know from your earlier posts you have been doing some of this, but
> somehow the story so far doesn't seem to add up.  If there is a really
> noisy part, that might be a good place to start looking.