Thanks everyone for sharing your different techniques. If I can´t fix a wobbly turntable after this I should be excluded from the forum.
It´s not an easy task, lots´of parameters. I thought almost everyone had another piece of the puzzle to add! Thanks again!
Snal
Wobbly turntables...
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- Victor II
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- Victor Monarch Special
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Re: Wobbly turntables...
If it hasn't been mentioned already, (no time to read all the posts), be sure the wobble isn't really caused by the turntable being loose or sloppy on the spindle shaft. If the turntable fits to the spindle on a taper, like most Columbias of the earlier vintages, examine the shaft & tapered hole very closely for any dirt or nicks that will impede proper fit-up, causing a wobble.
Adjusting the turntable by pushing down & bending method is o.k. You stand no more chance of breaking a spindle shaft than you do by removing the shaft and straightening it by any other means. I would caution however to not just push down on the high side, but instead also lift on the low side at the same time. This reduces the overall downward force you're putting on the motor frame. Many motor frames are cast iron and not robust. Don't allow them to take all the brunt of your adjustments. And NEVER do any of this to a cast iron turntable.
Adjusting the turntable by pushing down & bending method is o.k. You stand no more chance of breaking a spindle shaft than you do by removing the shaft and straightening it by any other means. I would caution however to not just push down on the high side, but instead also lift on the low side at the same time. This reduces the overall downward force you're putting on the motor frame. Many motor frames are cast iron and not robust. Don't allow them to take all the brunt of your adjustments. And NEVER do any of this to a cast iron turntable.