23
Po w e r Bl o w e r
oP e r a t o r 's Ma n u a l
Exhaust Port Cleaning
Level 2
Tools required: Wood or plastic scraper, Cross Head Screwdriver,
4 & 5mm Hex Wrench
Parts Required: As needed: Mufer gasket
1. Remove spark plug lead from spark plug, and remove engine cover
(5 screws).
2. Place piston at top dead center. Remove mufer (A) and mufer
gasket (B ).
3. Use a wood or plastic scraping tool to clean deposits from cylinder
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.
4. Inspect mufer gasket, and replace if damaged.
5. Install mufer gasket and mufer.
6. Tighten mufer mounting bolts (or nuts) to 80-95 in•lbf
(90-110 kgf•cm).
7. Install engine cover and attach spark plug lead.
8. Start engine, and warm to operating temperature.
9. Stop engine, and re-tighten mounting bolts (or nuts) to specica-
tions.
A
B