MAINTENANCE PB-580H/T
36 X7505200705
© 12/2017 ECHO Inc.
1. Remove spark plug.
2. Remove starter.
3. Remove engine cover.
4. Place piston at Top Dead Center (TDC) to prevent carbon/dirt from
entering cylinder.
5. Remove spark arrestor cover
(A), gasket (B) and spark
arrestor screen (C) from
muffler.
6. Clean carbon deposits from
muffler components.
Note: When cleaning carbon
deposits, be careful not to
damage the catalytic
element inside muffler.
7. Replace screen if it is cracked,
plugged, or has holes burned
through.
8. Replace gasket.
9. Assemble components in reverse order.
Exhaust Port Cleaning
Level 2.
1. Remove spark plug.
2. Remove starter
3. Remove engine cover.
4. Place piston at top dead center.
Remove muffler (A) heat shield
(B).
5. Use a wood or plastic scraping
tool to clean deposits from
cylinder exhaust port.
Parts Required: Heat Shield
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