DescriptionThis video provides step-by-step instructions for replacing the fuel tank grommet on Echo string trimmers. The most common reason for replacing the grommet is if the fuel tank is leaking from the grommet.
All of the information in this grommet replacement video is applicable to the following brands: Echo, Mantis, Shindaiwa
Tools used: small slotted screwdriver, needle-nose pliers, Torx screwdriver, dish soap
Step-By-Step Instructions1
Before you replace the fuel tank grommet on your string trimmer first make sure the engine has cooled and that there is little or no fuel left in the tank.
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Next, remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
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Note the orientation of the fuel lines attached to the primer assembly then disconnect them.
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Be prepared for some fuel to spill out.
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Now release the check valve and vent tube.
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Remove the mounting screws securing the fuel tank and pull off the tank.
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Now pull out the fuel line assembly from the tank.
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You’re now ready to install the new grommet.
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Note the orientation of the fuel lines then transfer the lines from the old grommet to the new one.
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Apply some liquid dish soap or rinse aid to the grommet.
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Now insert the fuel filter into the tank and snap the new grommet into place.
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Reposition the tank on the engine housing and replace the mounting screws to secure.
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Reposition the check valve in the slot in the starter housing.
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Reconnect the fuel lines to the appropriate ports on the primer assembly – it’s important to keep the lines properly oriented.
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Reattach the wire and boot to the spark plug.
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Add fuel to the tank and your string trimmer should be ready for use.