Hyundai HCP9100, Руководство пользователя

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5.6 - Spark Plug Service
Do not rinse spark plug in water. Follow guidelines and be careful not to
overtighten the spark plug.
Tighten ½ turn when installing a new spark plug.
Tighten ¼ turn when re-installing an old spark plug.
1. Disconnect and remove the spark plug using a wrench.
2. Inspect the spark plug and clean any dirt from the electrodes with a wire
brush. If electrodes are worn or show signs of wear, replace spark plug.
3. Measure the electrode gap with a spark plug gauge and adjust as
necessary by bending the side electrodes. Ensure that the gap is
between 0.7 and 0.9mm
4. Reinsert the plug carefully. Tighten with a spark plug wrench.