![]() Place ends of lines into notches ins spool, leaving 6 in. Place index finger between the two strands and wind line tightly and evenly in the direction of arrow. Pull line tight and adjust so one end (6 in.) longer than the other.ĥ. Use one piece of new nylon line (20 ft.) long and thread through the modled loop on the spool. Pull spool and drum and pull drum off mounting shaft.Ĥ. Hold drum firmly and turn knob clockwise. Lay unit on ground with trimmer head assembly up.Ģ. Shut engine off, and disconnect spark plug wire. SRM Manual Dual Line Trimmer Head (Part #21560060) (SRM Models) (Discontinued):ġ. Cut remaining line loop to separate into two pieces. Hold drum securely and turn spool clockwise to wind line onto spool.ħ. Insert two ends of one 24-foot piece of 0.80-0.95" nylon trimmer line into holes on sides of drum.Ħ. Align arrows on spool with marks on drum.ĥ. Turn spool counter clockwise until locking pegs clicks into hole in spool.Ĥ. Align pegs on inner drive with grooves in spool and install spool onto drum. Clear any remaining line or debris from spool and drum.ģ. Push spool in and turn clockwise until locking peg clicks.Ģ.Pull spool out of drum. To view the part's catalog for this trimmer head, Click HereĮCHO U-Turn™ Trimmer Head (Part #99944200900) (SRM Models) (Discontinued):ġ. Push down on cover and twist cover clockwise until tab locks cover in place. Place button and cover on spool and align arrows. Install spool into housing over spring and be sure spool is installed so that the words "THIS SIDE UP" are visible.ħ. Place ends of line in the two notches molded in the spool with 5 to 6 in. Place index finger between the strands and wind line tightly and evenly in the direction of arrow on spool (clockwise).ĥ. Hold spool with words "THIS SIDE UP" facing you. Pull line tight and adjust so one end is 6 in. ![]() Use one piece of new nylon line (20 ft.) long and thread through the molded loop on the spool. Press tab in housing and twist cover counter clockwise to align arrows and remove cover and button.ģ. GT ECHOmatic Dual Line Head (Part #99944200240) (GT Models) (Discontinued):Ģ. To view the part's catalog for this trimmer head, please Click Hereįor additional information on this trimmer head, please Click Here To view the installation procedures for this trimmer head, please Click Here Trimmer line should advance approximately one inch. Push center button while pulling on line. Place button on spool and align cover pegs with housing holes push down on cover until cover locks in place.Ĩ. Install spool into housing over spring and be sure spool is installed so that the wordds "THIS SIDE UP" are visible.ħ. Hold spool with words "THIS SIDE UP" facing you and wind line tightly and evenly in the directionof arrow on spool (clockwise). long and thread end of line one inch through molded loop in spool in the direction of arrow on spool.ĥ. Push in housing tab and remove cover and button.ģ. Lay unit on the ground with head assembly up.Ģ. Note: for a visual demonstration of how to change the string on a bump head trimmer, check out the video demonstration at the LawnEQ YouTube page.GT Single-Line Replacement Spool (Part #21560040) (GT Models) (Discontinued):ġ. This acts as a clamp and will hold the head into place.Ĭhanging the string on a trimmer bump head requires a decent amount of finesse, but following the instructions above should allow you to manage the task with minimal difficulty. When you have the head lodged in place, pull on the strings. This is a bit of a delicate procedure, as you need to watch out so that the strings do not fly apart. To reattach the head, insert both ends of string through the holes of the trimmer. ![]() Wined the strings in the direction of the arrows on the spool, and lock into the cut outs on the spool so the strings do not come unwound. Some times it is easier if you bent the very end of the strings. First, locate the holes through which you will insert the string. With a bump head stringer, you will generally need about 15 feet of string. Once you’ve removed the head, you can insert the string. Changing the string requires some fine motor skills, so you need a clean head to successfully accomplish this task. After this is completed, make sure to clean out the inside, removing any debris that may be clogging up the head. To remove the head of the trimmer, grab the outside of the bump head, turning it clockwise until it clicks. ![]() In this post, we review exactly what you need to do to change the string on a bump head trimmer. For one, they are less expensive, but another benefit is that they are generally easier to disassemble. Certainly, you could look into purchasing a speed feed head, but there are advantages to opting for a bump head trimmer. When the string runs out, you need to change it, and this process can be intimidating for the lawn care novice. Changing the string is a necessary evil in having a trimmer. ![]()
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