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My old generator was quiet at low rpm. When I first managed to get the engine to really rev up, the generator started making a loud screaming noise. Daniel > On 19 Aug 2003 at 18:30, Greg Merritt wrote: > > > What does a mechanically-failing generator sound like? How > > does its noise change with rpms? > > Because of the belt tension, the pulley end bearing is always the one to fail > first. You can use the screwdriver to listen to both ends of the generator and > compare the noise. It's usually pretty obvious when one is going bad: They just > tend to growl more than whine. > > Listen to your own first, as a comparison. > > > I grabbed the gen. & crank pulleys in turn, and tried to make > > them wiggle in the directions they're not supposed to wiggle, but > > they seemd solid. > > They'll never get bad enough to feel this way. > > -- > ******************************* > Jim Adney, jadney@vwtype3.org > Madison, Wisconsin, USA > ******************************* > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org > > >