DescriptionThis video provides step-by-step repair instructions for replacing the on/off switch on a Weed Eater edger. The most common reason for replacing the on/off switch is when the edger won’t start.
All of the information for this on/off switch replacement video is applicable to the following brands:
Craftsman, Weed Eater
Tools used: T25 Torx bit screwdriver, flat head screwdriver, spark plug wrench, needle-nose pliers
Step-By-Step Instructions1
In this video, we will show one or more of these icons to alert you when to use caution before you replace the on/off switch on your edger.
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First, make sure the engine has cooled.
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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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We recommend performing this procedure with little or no fuel in the tank.
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Use a T25 Torx bit screwdriver to remove the screws securing the throttle cable.
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Note the location of the cable on the throttle plate, then detach the cable.
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Note the orientation of the fuel lines attached to the carburetor, then detach them.
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Next, unthread the mounting screws securing the carburetor.
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Pull off the air box and remove the carburetor.
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Now, remove the screws to release the carburetor adapter.
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Use a socket or a spark plug wrench to help unthread the spark plug.
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Remove the screws securing the engine cover.
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Note the location of the on/off switch wires, then detach them.
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Now, slide the old switch out of the housing.
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Install the new on/off switch by sliding it into place on the housing.
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Attach the wires to the appropriate terminals on the new switch.
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Reposition the engine cover and replace the screws to secure.
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Rethread the spark plug, being careful not to over-tighten the plug.
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Realign the carburetor adapter and secure it with the screws.
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Replace the adapter gasket.
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Now, realign the airbox.
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Reposition the carburetor between the box and the adapter, then insert the upper mounting screw and thread it loosely.
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Insert and thread the lower mounting screw and tighten both screws to secure.
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Attach the fuel lines to the appropriate ports on the carburetor.
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Attach the throttle cable to the appropriate hold in the throttle plate.
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Insert the cable into the slot in the airbox and replace the screw to secure.
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With the repair completed, reattach the spark plug wire and boot.
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Refill the tank with fuel, and your edger should be ready for use.