Have you done the center point preload adjustment? It's been discussed ad nauseum over the past 20-something years I've been hanging around the stovebolt site, with some really oddball procedures involved- - - - -mostly involving fishing scales.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!