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Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
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Spark Plug: Testing and Inspection

INSPECT SPARK PLUG




Inspection Of Electrodes:




1. Inspect the electrodes (A) and ceramic insulator (B).




2. Check the electrode gap (A).

Standard : 1.0 - 1.1 mm (0.0394 - 0.0433 in.)