In the first case, third-party cord can be made of low-quality and low-melting materials that cannot withstand mechanical and thermal stress. Therefore, you should give preference to “branded” lines.

Turn the tool upside down and, if necessary, clean it from dirt. With two fingers of one hand, grip the cover latches (on the mowing head), which are symmetrically positioned to each other. After lightly pressing them inward, remove the protective cover from the drum All these attachments do not allow you to change the length of the line in a semi-automatic mode (after pressing a button). If the cord breaks, you have to stop the mower and change it manually. DIY grass trimmer coil repair Electric trimmer and lawn mower users often face a problem with a semi-automatic mowing head. Coil malfunctions can be as follows: Special grooves are cut inside the coil (there may be holes). Insert a loop of line into this groove. This process is not difficult, and as you know, there is no need to dismantle the entire head if you know how the replacement is performed. When dismantling, consider the following nuances:

Strimmer Cord & Blades

Periodic removal of the head is recommended to prevent corrosion of the threaded connection. If you never unscrew the screw, then if necessary, it will be difficult and even impossible to do this. Drill a hole in the center of the disc that matches the diameter of the gearbox shaft. Do not forget to put a washer on it before installing the disc on the shaft. Trimmer mowing heads come in a variety of designs, both simple and complex. The picture below shows an exploded view of a semi-automatic trimmer head from a Husqvarna (Husqvarna) brushcutter. Knowing how to disassemble the drum, you should continue to figure out how to change the grass trimmer line. The video below shows the detailed process of how to open the grass trimmer coil and disassemble it. Installing a new line on the grass trimmer reel

Assemble the mowing head. Be sure to insert the spring and washer (if equipped) before final assembly of the accessory. Place the spool in the body and thread the ends of the cord through the holes or lugs. Initially, remove the line from the spool of the grass trimmer before threading it into the spool. A reel or aiming device is a device that sits inside the mowing head, bobbin or drum. There are different types of heads (depending on the manufacturer), but the principle of replacing the line on the reel is the same for everyone. First of all, we will figure out how to remove the head from the tool, as well as how to get the drum and fishing line out of it. When assembling the unit, treat the threaded seat with lubricants, for example, grease or machine oil. Usually, the process of changing the line on a particular model trimmer is popularly described in the accompanying documentation. Another question is that this documentation is often supplied in a foreign language, since the notorious lawn mowers for the most part are imported products. Slowly completed disassembly of the spool-spool without losing its spare parts allows you to move on to the main task. winding the fishing line into the reel. Technological features of the spool design and the number of working antennae determine the sequence of actions. How to remove the spool from the grass trimmer and remove the lineAfter that, you can proceed to dismantling. To do this, you do not need to pull it with all your strength, but slightly shaking it to the sides, slowly disengage it from the metal shaft on which the drum is seated. This homemade mowing head is secured to the shaft with a nut. It will not work to tighten or unscrew the nut without fixing the shaft. To replace the cord, it will be enough to loosen the screws, insert a piece of line of the required length and press it again.