Instructions / Assembly

DESCRIPTION CS-400
22 X7503255900
© 1/2017 ECHO Inc.
1. Remove air cleaner cover and
disconnect spark plug lead.
2. 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 20-23 N•m (175-200 in•lbf). DO NOT over-
tighten nuts. Damage to saw may result.
6. Assemble components in reverse order.
7. Keep chain properly tensioned at all times.
Note: All chains require frequent adjustments.
Unlock chain brake
A