Introduction
Follow this guide to adjust the carburetor on a 2019 Echo Power Pruner model PPT-2620.
This procedure requires running the motor for several minutes. Only run the motor outside or in a large, well-ventilated room. Do not run the motor in an enclosed space.
Wear ear protection while the motor is running.
What you need
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Feed the inductive pickup lead wire through one of the two holes in the lower-left corner of the tachometer.
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Bend the wire around and feed it through the second hole, then pull it tight.
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Clamp the inductive pickup lead alligator clip onto the spark plug wire.
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Start the motor and let it run for two minutes to ensure it reaches operating temperature.
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Use a Phillips screwdriver to adjust the carburetor idle screw until the tachometer reads as close to 3100 RPM as possible:
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Once the idle has been set, shut off the motor and disconnect the tachometer.
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The procedure is complete, no further action is required.
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