Spark Plug - Hyundai HYTC150-2 User Manual

SPARK PLUG

The spark plug MUST be fully tightened otherwise the engine will overheat causing damage. Always
complete the following steps after the engine has been turned off and allowed to cool down
To make sure the engine runs correctly a spark plug gap of 0.6 - 0.7 mm must be maintained and
the spark plug must be free of carbon deposits.
To remove the spark plug, pull off the HT lead and then undo the spark plug using the supplied box
spanner / T bar in an anti-clockwise direction.
Once the plug has been removed check it for visual damage, electrode wear and carbon deposits.
Replace a damaged or badly worn spark plug. Clean off any carbon deposits by using a soft brass
brush.
Check the gap with a feeler gauge and adjust electrode to the correct gap of 0.6 - 0.7mm.
Check the spark plug washer for damage and replace if required.
Refit the spark plug
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