Exhaust Port Cleaning - Echo CS-2511T Operator's Manual

MAINTENANCE
Note: When cleaning carbon deposit, be careful not to damage the
catalytic element inside Muffler Body (D).

Exhaust Port Cleaning

Level 2.
Parts Required:
1. Open spark plug cover and remove spark plug lead.
2. Place piston at top dead center.
3. Remove two Bolts (A) that attach Muffler Cover (B) and remove cover.
4. Remove muffler. Check parts for wear or damage, and replace if
necessary.
Never use a metal tool to scrape carbon from the exhaust port. Do
not scratch the cylinder or piston when cleaning the exhaust port. Do
not allow carbon particles to enter the cylinder.
5. Use a wood or plastic scraping
tool to clean deposits from
cylinder exhaust port.
6. Install muffler. Tighten muffler
mounting bolts (or nuts) to 8-11
N•m (70-95 in•lbf).
7. Install engine cover and attach
spark plug lead.
8. Start engine, and allow unit to
warm up at idle for several
minutes.
9. Stop engine, and re-tighten mounting bolts (or nuts) to 8-11 N•m (70-95
in•lbf).
10. Install guide bar and chain. Adjust chain tension.
11. Start engine and check for exhaust leaks between muffler and cylinder
head. Stop engine if leak is found and correct problem before operating
chain saw.
50
As needed: Muffler gasket
CS-2511T
X7503332503
© 11/19 ECHO Incorporated