Echo PB-2155 Operator's Manual page 21

1. Remove spark plug and engine cover.
plugged with carbon deposits.
Exhaust Port Cleaning
Level 2.
Parts Required: As needed: Heat Shield
1. Remove engine cover.
3. Use a wood or plastic scraping tool to clean deposits from cylin-
der exhaust port.
IMPORTANT
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.
7. Install engine cover and attach spark plug lead.
tions.
P
OWER
O '
PERATOR S
C
A
B
-
B
LOWER
21
M
ANUAL