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Unread 03-02-2016, 09:34
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Uber Alien
AKA: Mike 1
FRC #4004 (M.A.R.S. Rovers)
Team Role: Coach
 
Join Date: Jan 2009
Rookie Year: 2009
Location: Michigan
Posts: 166
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Re: Noisy Tough Box Mini

Quote:
Originally Posted by Taylor View Post
Are you sure the sound is internal to the gearbox? We had a similar experience this year, did all the troubleshooting you listed, and discovered the bolts on the pulleys were scraping the side of the frame.
We had the same issue and already corrected that by enlarging the spacer on the output shaft between the pulley and the chassis plate (and reducing the spacer on the opposite side of the wheel of course). No joy.