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This is a prerequisite-only guide! This guide is part of another procedure and is not meant to be used alone.
Use this guide to replace the guide bar in your Echo Chain Saw CS-590 (2019).
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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 loosen the air filter cover knob.
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Use your fingers to pull up and disconnect the spark plug boot.
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Remove the air filter
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Use a T25 Torx screwdriver to remove the five screws securing the front handle to the bottom and right side of the device:
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Four 24 mm-long screws
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One 25 mm-long screw
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Pull the handle toward the rear of the device to remove it.
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Use a 13 mm wrench to remove the two nuts securing the sprocket guard.
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Push the guide bar towards the back of the device to create slack in 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.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
