Checking the spark plug

0Inspection and adjustment procedure : - Open spark plug cover.

-Remove plug cap and remove spark plug using a plug wrench.

-Using plug cleaner or wire brush, clean plug elec- trode of burnt or deposited carbon.

-Check for proper gap between electrodes. Adjust gap to 0.6to 0.7 mm (0.02 to 0.03 in) by bending the

side electrode if necessary.

- Recommended replacement plug type : BR6HS (make : NGK).

AL 0.6-0.7 mm (0.02-0.03 in)

Spark arrester cleaning

0Inspect the spark arrester every 50 hours for carbon deposit or damage.

Clean or replace if necessary.

1.Make sure that the muffler is cool before working.

2.Remove the spark arrester and inspect.

3.Use a wooden scraper or small wire bursh to scrape away any dirt or carbon deposits from exhaust outlet opening and spark arrester screen.

4.Reinstall spark arrester screen.

Cleaning fuel strainer

0Check for water or contaminants in the fuel strainer.

0To remove contaminants, close fuel cock and re- move strainer cup.

0After removing contaminants and water, wash the cup and strainer with gasoline, Reinstall securely to prevent leakage.

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I Spark arrester

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Makita G1200R instruction manual Checking the spark plug, Spark arrester cleaning, Cleaning fuel strainer