Yes, the ceiling tensioner must be mounted in order to properly install and use it. The tensioner is designed to be mounted securely to the ceiling in order to provide the necessary support and tension for the suspended object or structure. Mounting the tensioner ensures that it is stable and able to hold the weight it is intended for, providing a safe and reliable installation. It is important to follow the manufacturer's instructions for mounting the ceiling tensioner to ensure proper installation and functionality. **

Yes, you can ride a moped without a chain tensioner, but it is not recommended. The chain tensioner helps to keep the chain at the proper tension, which is important for smooth and efficient operation of the moped. Without a chain tensioner, the chain may become loose or too tight, leading to potential damage to the chain, sprockets, and other components of the moped. It is best to ensure that the chain tensioner is properly installed and functioning before riding the moped. **

The tensioner of a scroll saw works by adjusting the tension of the blade. This is important because the blade needs to be taut in order to cut accurately and smoothly. By tightening or loosening the tensioner, the user can ensure that the blade is at the optimal tension for cutting through various materials. Proper tensioning also helps to prevent the blade from breaking or wandering during use. **

I'm sorry, but I'm not sure what you mean by "To the guys: 128?" Can you please provide more context or clarify your question? **

The worth of something is subjective and depends on the individual's perspective and the specific item in question. Without more context, it's difficult to determine if 128 is worth it. It could be worth it for some people if it's for a high-quality item or experience, but it may not be worth it for others if it's for something they don't value as much. Ultimately, the worth of 128 depends on the value that the individual places on what they are receiving in return. **

The chain tensioner on the Puch Maxi works by using a spring-loaded mechanism to apply tension to the drive chain. It is typically located on the rear wheel axle and can be adjusted to ensure the proper tension of the chain. By turning the tensioner bolt, the tension on the chain can be increased or decreased, allowing for proper alignment and smooth operation of the chain. This helps to prevent the chain from slipping or coming off during operation. **

To easily change the chain tensioner on a bicycle, start by loosening the bolts that secure the tensioner to the frame using the appropriate tools. Once the tensioner is loose, adjust the position of the tensioner to achieve the desired chain tension. Finally, tighten the bolts back up to secure the tensioner in place. It's important to make sure the tensioner is aligned properly with the chain to prevent any issues with shifting or chain slippage. **

To change the chain tensioner on a bicycle, start by loosening the bolts that hold the tensioner in place. Then, remove the old tensioner and replace it with the new one, making sure it is positioned correctly. Finally, tighten the bolts to secure the new tensioner in place, and adjust the tension as needed to ensure the chain is properly tensioned. It's important to refer to the specific instructions for your bike's make and model, as the process may vary slightly. **