Echo PB-5810 H Operator's Manual page 40

MAINTENANCE
Removal of cooling passage blockages or cleaning of cooling fins is
considered "Normal Maintenance." Any failure attributed to lack of
maintenance is not warranted.
Clear Debris
1. Brush accumulated debris from
intake grill and other cooling
passages.
Cleaning Cylinder Fins
1. Remove engine cover.
2. Disconnect spark plug lead
from spark plug.
3. Clean cylinder fins (A) to allow
cooling air to pass freely.
4. Connect spark plug lead.
5. Install engine cover.
40
PB-5810 H/T
A
X7501210000
© 04/24 ECHO Incorporated