Echo pe-225 Operator's Manual page 32

MAINTENANCE
3. Remove spark arrestor screen
cover (C), gaskets (D), (E), and
screen (F), from muffler body.
4. Clean carbon deposits from
muffler components.
Note: When cleaning carbon
deposit, be careful not to
damage the catalytic
element inside muffler.
5. Replace screen if it is cracked,
plugged, or has holes burned through.
6. Assemble components in reverse order.
Exhaust Port Cleaning
Level 2.
Parts Required: As needed: Heat Shield
1. Remove spark plug lead from spark plug, and remove engine cover.
2. Place piston at top dead
center. Remove muffler (A)
and heat shield (B).
3. Use a wood or plastic
scraping tool to clean deposits
from cylinder exhaust port (C).
32
PE-225
D
E
F
B
A
C
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C