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 or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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permanently
Spark Plug Usage
^
Ensure that the correct
spark plug is installed. An incorrect spark plug causes driveability conditions. Refer to Ignition System Specifications for the correct spark plug.
^
Ensure that the
spark plug has the correct heat range. An incorrect heat range causes the following conditions:
-
Spark plug fouling: colder plug
-
Pre-ignition causing
spark plug and/or engine damage: hotter plug