Echo Chain Saw CS4910 2020 Carburetor Replacement
Introdução
Vá para o passo 1Use this guide to replace the carburetor in your Echo Chain Saw CS-4910 (2020).
Although it's not necessary to remove the guide bar, it's highly recommended you do so to minimize any damage to the chain and to yourself.
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Make sure you have the ignition switch turned off before starting your repair.
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Use your fingers to pull up and disconnect the spark plug boot.
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Use a 13 mm wrench to loosen and remove the two nuts securing the sprocket guard.
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Pull the sprocket guard straight off its two pegs and remove it.
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Pull the saw chain away from the tip of the guide bar to unclip it.
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Push the guide bar towards the back of the device to unclip the rest of the saw chain.
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Pull the guide bar away from the device to separate the saw chain from the clutch drum.
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Remove the guide bar and the saw chain.
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Use a flathead screwdriver, or a 3 mm hex key, to remove the three 18 mm screws securing the engine cover.
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Pull the engine cover straight up off the engine.
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Remove the engine cover.
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Use your fingers to pull the top-most fuel pipe out of the carburetor.
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Remove the four screws securing the carburetor and the air filter adapter:
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Use a 3 mm hex key to remove the two 20 mm-long screws.
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Use a 4 mm hex key to remove the two 53 mm-long screws.
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Pull the air filter adapter straight off the carburetor and remove it.
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With the carburetor's choke valve facing you, tilt the carburetor up and to the left to expose the right-most fuel pipe.
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Use your fingers to disconnect the right-most fuel pipe.
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Lift the carburetor straight off the throttle rod and remove it.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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