DescriptionThis video provides step-by-step repair instructions for replacing the ignition wire insulator (tube insulator) on an Echo string trimmer. The most common reason for replacing the insulator tube is when it is worn or broken.
All of the information for this tube insulator replacement video is applicable to the following brands:
Echo
Tools needed: Torx screwdriver, dish soap
Step-By-Step Instructions1
Before you replace the ignition wire insulator on your string trimmer first make sure the engine has cooled.
2
Next, remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
3
Now remove the screws securing the engine cover and pull the cover off.
4
Consider applying liquid dish soap or rinse aid to the boot to make it easier to pull it off of the ignition wire terminal.
5
Remove the terminal from the wire.
6
If still intact, remove the old insulator.
7
Install the new insulator by sliding it onto the wire.
8
Now reposition the terminal and insert the hook into the hole in the wire.
10
Apply additional dish soap if necessary and slide the boot over the terminal.
11
Reposition the engine cover.
12
Replace the screws to secure it.
13
Clean out any excess soap from the boot then attach it to the spark plug and your string trimmer should be ready for use.