Echo 05999999, Operator'S Manual

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18
3. Remove bottom right (A) and bottom left (B) hex socket bolts from
cylinder cover.
4. Remove heat shield bolt from the muffler cover.
5. Carefully pull cylinder cover forward disengaging muffler gasket
tabs and ignition lead and lay aside.
6. Loosely install spark plug to keep debris out of the cylinder. Use
brush to remove dirt from cylinder fins.
IMPORTANT
DO NOT use a metal scraper to remove dirt from the cylinder fins.
7. Assemble components in reverse order.
NOTE
When installing the cylinder cover, be certain the muffler gasket
tabs are locked into the muffler grill slots and the stop switch lead
is seated in the rubber grommet.
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.
EXHAUST SYSTEM
Spark Arrestor Screen
Level 2.
Tools required: 3 mm Allen wrench, Cross Head Screwdriver,
Soft metal brush
Parts Required: Screen P/N 14586240630, Gasket Lid P/N 14586642031
1. Remove engine cover. See “Cleaning Cooling System” pages
17 & 18 for step by step instructions.
2. Place piston at Top Dead Center (TDC) to prevent carbon/dirt
from entering cylinder.
3. Remove exhaust guide (A), gasket (B), and screen (C) from muffler
body.
4. Clean carbon deposits from muffler components.
B
A
A
B
C