Belt Tension Adjust Truck for SeeMeCNC Ball Joint System and 1"x1" Extrusion

thingiverse

It appears that the provided text is a step-by-step guide for assembling and setting up a 3D printer, specifically focusing on installing the truck and belts. Here's a reorganized version of the instructions in a more readable format: **Step 1: Install Truck** * Position the truck on the extrusion so that the end stop adjusting screw winds up facing upwards. * Rotate truck halves into position. * Install fixed wheels with shims on each side, then tighten firmly. **Step 2: Set Eccentric Wheel** * After tightening the fixed wheel bolts, set the tightness of the eccentric wheel bolt so that it can be turned with a wrench but not freely. * Hold the hex driver fixed and rotate the nut to minimize displacement of the eccentrics. * Place the wrench with the handle facing upwards and rotate down while pushing to engage the wrench firmly onto both eccentrics. **Step 3: Install Lower Belt - Step 1** * Loosen adjusting clamp screws until they are just engaged by a couple of threads. * Loosen adjusting screw until the clamp is just able to reach the top of its travel. * Place a little curl in the belt and feed it through the central hole in the body. **Step 3: Install Lower Belt - Step 2** * Ensure the belt is fully seated in the clamp. * Turn screws in evenly to just take up the slack. * Pull down on the belt to position the clamp at the top of its travel, then tighten screws just a little to give it more bite. **Step 4: Install Upper Belt** * Loosen fixed clamp screws until they are just engaged and fully unseat the clamp. * Use a screwdriver to feed the upper belt under the clamp until it comes out the top and can be nabbed. * Use needle-nose pliers in conjunction with the end stop adjusting screw as a fulcrum to take slack out of the belt, then snug screws gently. **Step 5: Position End Stop Switches** * Position end stop switches as shown. If replacing original mounting bolts with M2.5, size the mounting and switch holes with a 2.5mm drill bit. **Step 6: Tension Belts** * Position the truck at the top and check tension against a fixed distance reference. * Tension belts to your desired level, then gently snug screws when finished. Please note that some of the steps require careful manipulation and precise control to avoid damaging the printer or its components.