DescriptionThis video provides step-by-step instructions for rebuilding a carburetor on Toro snowblowers. The most common reason for repairing the carburetor are if the engine won’t start or has trouble staying running, and draining and cleaning the carburetor assembly doesn’t fix the problem.
All of the information in this carburetor rebuild video is applicable to the following brands: Toro
Tools used: screwdriver, nutdriver, socket wrench, snap ring pliers, wrench
Step-By-Step Instructions1
Before you begin this repair, make sure the engine has cooled and remove the snowblower’s start key from the ignition.
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To rebuild the carburetor, your first step is to remove the gas tank cap.
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Next, remove the screws at the front of the main cover and at the rear and pull the main cover off.
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Now remove the screw to detach the starter button housing.
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Remove the nuts securing the carburetor and cover and pull the cover free.
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Next, clamp the fuel line then release the spring clamp and pull the fuel line off of the carburetor.
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Pull off the primer tube.
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Now remove the spring and throttle linkage from the carburetor and pull the carburetor off of the mounting studs. You’re now ready to rebuild the carburetor.
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First, loosen the bolt to remove the float bowl.
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Next, use needle-nose pliers to remove the pin and pull off the float and needle.
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Replace the bowl gasket.
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Replace the bolt’s “o”-ring.
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Now assemble the new spring and needle and attach them to new float.
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Position the float and needle assembly in the carburetor and secure the assembly with the pin.
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Replace the float bowl and secure it with the bolt.
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You can use the new or existing hardware when reinstalling the carburetor.
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Slide the rebuilt carburetor onto the mounting studs.
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Connect the spring and throttle linkage.
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Attach the primer tube.
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Attach the fuel line to the carburetor secure the spring clamp and remove the fuel line clamp.
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Reposition the carburetor cover and secure the nuts.
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Replace the starter button housing and secure the screw.
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Reposition the main cover and secure it with the screws at the front and at the rear.
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Replace the gas tank cap.
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With the rebuilt carburetor installed you can now return the start key to the ignition.