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3. Remove sprocket guard nuts (A) and remove sprocket guard
(B).
4. Remove guide bar and saw chain if necessary.
Note: See "Maintenance and Care" section for guide bar/saw chain
maintenance procedures.
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
Tension".
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.
16
Unlock chain brake
B
E
F
B
For more information
scan this QR code.
Unlock chain brake
X7503274701
© 8/2015 ECHO Inc.
340S
A
C
D
A
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