DescriptionThis video provides step-by-step instructions for replacing the fuel system vent tube on an Echo hedge trimmer. The most common reasons for replacing the vent tube are if gas is leaking or the tube is missing entirely.
All of the information in this vent tube replacement video is applicable to the following brands: Echo
Tools used: flat-head screwdriver
Step-By-Step Instructions1
Before you replace the fuel system vent tube on your hedge trimmer make sure the engine has cooled.
2
Next, you should remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
3
We also recommend emptying the fuel tank.
4
Unthread the knob to detach the air filter housing.
5
Next, unthread the fuel tank cap and remove the retainer.
6
Note the orientation of the primer return and intake hoses then disconnect them from the carburetor.
7
Use a flat-head screwdriver to push the grommet into the tank then use a wire with a hook to remove the fuel system assembly from the fill spout.
8
Remove the old vent tube.
9
Prepare the new vent tube for installation by transferring the check valve from the old tube to the new one – make sure the tube is secured to the valve with the retaining spring.
10
Now push the new tube into place in the grommet.
11
Apply a small amount of oil to the grommet then insert the fuel filter into the tank and push the grommet into place.
12
Connect the intake and primer return hoses to the appropriate ports on the carburetor.
13
Insert the retainer into the tank and thread on the cap.
14
Reposition the air filter housing and thread the knob to secure.
15
Reattach the wire and boot to the spark plug refill the fuel tank and your hedge trimmer should be ready for use.