Power Blower 23

Operator's Manual

Exhaust Port Cleaning

Level 2

Tools required: Wood or plastic scraper, Cross Head Screwdriver, 4 & 5mm Hex Wrench

Parts Required: As needed: Muffler gasket

1.

Remove spark plug lead from spark plug, and remove engine cover

 

 

 

(5 screws).

 

2.

Place piston at top dead center. Remove muffler (A) and muffler

A

 

gasket (B ).

3.Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port.

IMPORTANT

 

B

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 muffler gasket, and replace if damaged.

5.Install muffler gasket and muffler.

6.Tighten muffler 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 specifica- tions.