Hyundai HTRT45-6 Original Instructions Manual page 18

e. Sprocket
Check the sprocket on signs of wear. If wearing is important, replace it with a new one.
Do not install a chain on a worn or damaged sprocket. Do not install a worn chain on a
pinion.
Spark plug
f.
Clean the electrodes with a wire brush and set the gap to 0.6mm if necessary.
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