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ALZRC X380 bearing issues

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Kiwi_craig RC

Both the bottom drive shaft and motor pinion support bearings failed with less than 10 minutes bench run time. The pinion support bearing is running at main motor speed around 20,000 rpm, this needs to be a high quality bearing. Unit supplied failed and fell apart with dramatic vibrations. Main shaft bearing was just notchy by and rough.

posted by elyeyoat