mastercb wrote:** More rigid design of gearbox cover
mastercb wrote:** Moved position of gearbox screws (better sealing effect)
mastercb wrote:** Introduced washers on some (not all) gearbox-shafts (for better shielding the shafts against dirt)
mastercb wrote:** foam plastic ring on the motor drive shaft (as known from black CHM)
mastercb wrote: ?? possibly returned to a no-ball-bearing-design (as known from red CHM) (not 100% confirmed) ??
mfortuna wrote:... It's too bad they are not improving the 500 series. A lot of people will probably make it to the end of warranty and then have a non functioning bot.
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