Here are some pics of what I did to my thumler to circumvent some of the drifting and grinding issues:
I installed a washer on the outsides of the nylon bearings, shielding them from contact with the finger washers
Finger washer installed on the distal side of the distal roller on the drive shaft
installed an e-clip on the proximal side of the distal roller on the drive shaft; this roller is now locked in place
stacked a bunch of filed washers under the unsupported end of the motor. This quiets the machine a bit, dampens vibration and allows for more positive energy transfer from the motor belt to the drive shaft; less strain, longer belt life
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“Equality, rightly understood as our founding fathers understood it, leads to liberty and to the emancipation of creative differences; wrongly understood, as it has been so tragically in our time, it leads first to conformity and then to despotism” - Barry Goldwater
I installed a washer on the outsides of the nylon bearings, shielding them from contact with the finger washers
Finger washer installed on the distal side of the distal roller on the drive shaft
installed an e-clip on the proximal side of the distal roller on the drive shaft; this roller is now locked in place
stacked a bunch of filed washers under the unsupported end of the motor. This quiets the machine a bit, dampens vibration and allows for more positive energy transfer from the motor belt to the drive shaft; less strain, longer belt life
_________________________
“Equality, rightly understood as our founding fathers understood it, leads to liberty and to the emancipation of creative differences; wrongly understood, as it has been so tragically in our time, it leads first to conformity and then to despotism” - Barry Goldwater