Spark Plug - Serpento YARA 200 Manual De Usuario Y Mantenimiento

10. SPARK PLUG

Selection
Spark plug recommended: D8RTC/NGKD-7EA
Check and replace
1. Disconnect the spark plug cap from the spark plug.
2. Clean any dirt from around the spark plug base. Remove the spark plug by using the plug wrench available in the tool kit.
3. Inspect the electrodes and center porc el a in forerosion or carbo n deposit. If the erosion or deposit is heavy, replace the plug. Clean a
carbon deposit or wetfould plug with a plug cleaner, or use a wire brush.
4. Check the spark plug gap using a wire-type feeler gauge. If adjustment is necessary, bend the side electrode carefully. The spark plug gap
should be 0.6-0.7mm. Make sure the plug washer is in good condition.
5. W ith the plug washer attached, thread the spark plug in by hand first to prevent cross threading, and then tighten it up by means of spark
plug wrench.
6. Reinstall the spark plug cap.
CAUTION
The spark plug must be securely tightened. An improperly tightened plug can become very hot and possibly damage the engine.
Never use a spark plug with a improper heat range, otherwise , severe engine damage could result.
Clean the air cleaner element
Every 4000Km,at least clean and immerge the air cleaner element into engine oil one time. If you drive your motorcycle in a dusty district, make
sure more maintenance. our company's Repair station(point) will according to your driving condition, help you decide right maintenance Period.
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