Exhaust System - Echo PB-211 Operator's Manual

Cleaning Cylinder Fins
• Clean cylinder fins to allow cooling air to pass freely.

EXHAUST SYSTEM

Spark Arrestor Screen
Level 2.
IMPORTANT
Carbon deposits in muffler will cause a drop in engine output and
overheating. Spark arrestor screen must be checked periodically.
1. Remove spark arrestor cover, gasket and spark arrestor screen
from muffler. Replace screen if plugged with carbon deposits.
NOTE
When cleaning carbon deposit, be careful not to damage the
catalytic element inside muffler.
2. Install spark arrestor screen, gasket, and cover.
3. Tighten all screws securely.
Cylinder Exhaust Port
Level 3.
IMPORTANT
The cylinder exhaust port must be inspected and cleaned of excess
carbon every 3 months or 90 hours of operation in order to maintain
this engine within the emissions durability period. ECHO strongly
recommends that you return your unit to your ECHO dealer for this
important maintenance service.
P B
OWER LOWER
O ' M
PERATOR S
Cylinder fins
Spark arrestor screen
Gasket
Spark arrestor cover
19
ANUAL