I had thought it might be that the drive belt is too tight but I've tried two slightly different belts and … The pulley has two screws to the left of it which feel tight to me. Especially if you want something in excellent condition, you should be prepared to spend at least a few hundred dollars — likely more. Expect best results with very heavy platters, tight machine tolerances and high quality bearings. However, if the bearing … I have also tried several belts and noted changes both good and bad with sound quality. If you have a belt drive turntable, you may need to replace the belt once every few years. Depends on design of the record clamp, not sure what do you mean, but i have only one Disc Stabilizer with chuck (lock) around the spindle. All in all, "Flat Rubber" belts have 5 measurements that are critical to ensure proper performance. The turntable should then be wrapped in multiple layers of bubble wrap. I could not even stretch it to reach the pulley without putting a ton of force on it. At least the turntable shall spinning with 33 1/3 rpm or 45 rpm with a few +/- rpm adjustment. I dont like these common-or-garden units [rpm] but they are way more handy than Hertz for this case. Motors for turntable have a need of two or more different speeds. The drive belt will be attached to either the bottom end of the platter or on the pulley located at the base of the turntable. The motor pulley offset should not be added to the equation as this stretch provides the correct drive tension for the belt. Gently slide the belt off. If there is no dust cover, a box should be fashioned to sit over the arm assembly so that the arm cannot become bent in transit. On the sub plinth I use rega P9 feet. It is not a new belt, and not tight, so subtract 5 percent, and you get 24.5 inches for a new belt length. On the belt, it has a ribbon when you should line it up in the platter with one of the accessed holes. If you take a closer look at the bottom end of the platter, there are two posts on opposite ends of the outside ring. If you keep switching belt manufacturers, you will never get things quite right twice in a row. Lots of options to choose from . If the belt is too tight/short, it could tilt the motor, or slow it. So, if you want to invest in a high-quality turntable but on a tight budget, then look no further than Crosley turntables. This should be especially avoided on turn tables with DC motors. (My wife has been complaining that the turntable was playing the 45s too fast for several months, but I was too obstinate to believe it until recently.) If the turntable includes a circular adapter for large centre hole records, it should be removed from the turntable plinth and packed separately. If using a shorter belt there will be too much load on your drive motor and likely will wear it out. Fitting the arm should be fairly self-explanatory, as should mounting the main bearing. Previously, belt cogs screwed directly onto Rohloff hubs, but now there is a much more user-friendly ‘splined carrier’ (part #8540L) with three splined belt cogs available (19t, 20t, 22t). Note that the main bearing should not be too tight. 2) Take the measured lenght and multiplifiy it with 0.97 The resulting value is the ideal length your belt should be. The X1 moves onwards from the 1 Xpression Carbon and features a “heavyweight” MDF structure, DC/AC generator board with speed control board (for automatic switching between 33 and 45rpm as well as additional 78rpm support) In the X1, the motor drives an Acryl platter via a sub-platter drive system. If someone tried to actually use it, it would pull so tight on the motor shaft/pulley that it would damage the motor permanently. If this were a belt for pants it would be like putting a 32" belt on a 46" waist. To some extent it depends on how tight your budget is. Once your new turntable is adjusted using this belt, all you will need to do in the future is just order this same belt again. If so, appropriate bolts will need to be sourced and installed. Hold one hand over the clip in case it pops off. The belt on the arm pulley is new and appears to be tight. After about 5 years of use, it’s a good idea to replace your turntable belt. Only tighten by hand. With a belt drive turntable, a motor spins a belt, which in turn spins the platter. One of my Seeburgs is belt driven by a small motor, one is idler driven by a small motor, one is direct driven by a small Nidec motor, 2 have a little larger Bodine motors like my QRK turntable. Is that correct or should it have a small screw there. This is located under the round metal platter you set the record on. The motor pulley offset should not be added to the equation as this stretch provides the correct drive tension for the belt. Unless there is something actually wrong with your turntable, pitch stability is a feature of design and build quality. Don't trust your turntable to a novice with an eBay account and an electronic parts account! Even if you do not use your table that often, the belt is still sitting there being stretched out. Like many electric guitars and vintage vehicles, turntables can go up in price as they get older based on quality, rarity, and demand. Q3 I have replaced the drive belt of a Pioneer PL-512 turntable but now there is vibration through the tone arm when the turntable is set in motion which causes a hum when playing records. With Crosley turntables, there … If the turntable still fails to hold its speed, it might be time to replace the drive belt. In belt-drive turntables, the motor is located off-center from the platter and is connected to it with a rubber belt. If a belt is too tight in a system, it can add stress to your bearings. 3) Crosley C100: Attractive, manual, belt-drive record player. If you don’t plan to use your table for several months, you can extend the life of your belt by removing it. Once greased up and put back into place, wheel bearings need to be tightened in a very specific way. The oversized pulley indicates both the slow speed of the motor and the large diameter of the shoulder machined into the platter’s lower face and on which the circular belt runs. There may be a clip holding on the platter so if there is you will need to remove the clip before the platter will come off. This device was designed with three color variations and can support up to eight Bluetooth devices in system memory. Some turntable platters are also held in place by a tiny fastener, called a C-clip, on the spindle. The belt on my SR-222 measures 33 cm, laid out, giving a length of about 26 inches. Just remember: purchasing a vintage turntable is not for the faint of heart. On a belt-driven model, the motor sits off to the side and is connected to the platter by a rubber belt. If you can afford a bit more, then the Project Primary and the Project Essential-III are good manual belt-driver turntables. In conjunction with the external power supply and 7.9kg triple-layered platter, the SL-1000R delivers … . If that's the case, than I doubt it was a sudden onset problem. Among the DJ features that should be of interest to you, the TT-1000 comes supplied with dual soft-touch start & stop buttons, a variable slider (plus and minus 10%), and adjustable counterweight and anti-skating controls. Belt drive record players tend to malfunction by slowing down intermittently or stopping altogether. The belt looks OK, but it does not snap too tightly into place, which makes me think it may have deteriorated somewhat. Turntables are either belt … In between the plinth and sub-plinth I recommend sorbothene, Malvern audio do 50x50x10 blocks and these work very well. To begin troubleshooting a turntable that isn’t spinning properly, you should establish whether it is a belt drive turntable or a direct drive turntable. Nothing works like a genuine Thorens standard belt with logo. If the belt is off the platter will not rotate or turn. Photo Sansui stereo turntable SR/4040 Prior to the packing, the table is prepped for packing. This turntable has been designed to reduce vibration so that the quality is higher. (1) The obvious one is length, this affects tightness. As a result, belt-drive decks have lower torque and … The pulley also has a small hole on its right side, near the end of the shaft. The belt needs to be tight enough to hold on the inner hubwith minimal stretching so deduct 5 - 10mm from the circumference to calculate the right length. In fact, this turntable is made of high-quality materials and features a platter made of solid aluminium. When the belt lifts onto the top of the cog it can compromise the internal carbon fibres in a belt, so it’s recommended to use a snubber in any case. If someone sold you a 23.6 inch belt… If the belt is too tight, it slowly kills the motor. There is nothing in this hole. The Crosley CR6231D-GR Sterling Portable Turntable is easy to take apart and put back together, for those tough deep cleans and when you need to replace the needle, recalibrate the tonearm, or replace the belt. I recently took a flyer and ordered a pair of Original Live turntable belts for a total of $65 including the shipping from England. The added stress to bearings can result into over amperage of your motor and potential motor failure. 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