Manuals through 2025 now available!
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LEMON is the spiritual successor to CHARM, I recommend you try it!
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Spark Plug Insulation Resistance Check
SPARK PLUG INSULATION RESISTANCE CHECK 1
Measure the insulation resistance. If the insulation resistance of the
spark plug is not within the limited value, clean the plug within
20 seconds using a sandlast type plug cleaner.
2
After cleaning, measure the insulation resistance again. Replace the plug unless it is within the limited value.
Limit: Minimum 10 M ohms
