1) Leave the cap on the trimmer. The nut exposed when you take the cap off the trimmer head stays exactly like it is. In other words, the nut I initially tried removing (and is shown removed in my picture in this thread) has nothing to do with removing the trimmer head.. Echo GT-225 trimmer; New trimmer line (compatible with Echo GT-225, 16-18 inches, 0.065, 2.5" spool) Safety glasses; New spool cap (optional) Step 1: Prepare Your Trimmer. Before you start.
This video provides step-by-step instructions for replacing the trimmer line on Echo string trimmers. The most common reason for replacing the trimmer line is when too much of the line has been let out. All of the information in this trimmer line replacement video is applicable to the following brands: Echo. Replace your Echo GT-225 trimmer line by following easy steps for tool preparation, old line removal, new line installation, and final checks. Ensure safe operation after replacement. Tools Needed for Replacement Screwdriver. Think of a screwdriver as the backbone of your toolkit when it comes to home repairs. Whether you're tightening or.