16 X7503272504
© 08/2013 ECHO Inc.
DESCRIPTION CS-352
5. Unlock the chain brake, and mount guide bar on studs (C) and
slide toward sprocket (E) to make saw chain installation easier.
Install chain with cutters on top of guide bar facing forward.
6. Install the sprocket guard over the guide bar studs. Ensure
chain tension adjuster pin (F) fits into the guide bar adjuster
hole (D). Tighten sprocket guard nuts finger tight.
7. Adjust saw chain tension, as instructed in “Adjustment, Chain
Tensi on ”.
Adjusting Chain Tension
Always loosen sprocket guard nuts before turning the chain tension
adjuster, otherwise the sprocket guard and tensioner will be
damaged.
1. Release the cylinder cover latches, and remove the cylinder
cover. Remove spark plug lead.
2. Unlock chain brake and loosen sprocket guard nuts.
3. Hold the bar nose up, and turn the adjuster screw (A) clockwise
until chain contacts underside of the bar.
4. Tighten nuts with the bar nose held up.
5. Pull the chain around the bar by hand. Loosen the adjustment if
you feel tight spots.
Tighten guide bar nuts to 20 to 23 N•m (175 to 200 in•lbf). DO
NOT over-tighten nuts. Damage to saw may result.
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