Coffee Grinder Whistling Billboards | O Gauge Railroading On Line Forum

Tom StoltzOGR Forum Member SUPPORTING MEMBER

Okay, my 577 before motor isolation:

And after:

Certainly not as good as my 566:

Worn bearings? I don’t know, but compared to the 566, rather disappointing. The 566 before was as bad as the 577 before noise wise. So question; are replacement bearing available for the whistles? Sorry about the extra background noise, I believe it’s the power supply fan.

The Vibration Isolators I bought from Amazon. They are M3 x 6, came in an 8 pack. Finding M3 bolts and nuts is not easy locally, so I ordered an assorted package, also from Amazon. I used the 6mm bolts plus a pair of #6 washers for each insolator. That's a penny for comparison.

I guess I'm over the MB limit so;

To Be Continued...

Tom Stoltz

in Maine

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2/17/245:27 PM

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Tom StoltzOGR Forum Member SUPPORTING MEMBER

Part 2:

The isolators mounted on the whistle:

Because the isolators leave the mounted motor rather, shall we say, flexible I cut a piece of foam to support the whistle.

Tom Stoltz

in Maine

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stangtrainOGR Forum Member SUPPORTING MEMBERDIGITAL SUBSCRIBERMEMORIAL SUPPORTER

Nice innovative work!

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