Cleaning And Adjusting Spark Plug - Yamaha F25 Owner's Manual
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Also See for F25:
- Owner's manual (122 pages) ,
- Service manual (43 pages) ,
- User manual (25 pages)
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Maintenance
F25EHA, F25MHA
EMU28956
Cleaning and adjusting spark plug
The spark plug is an important engine com-
ponent and is easy to inspect. The condition
of the spark plug can indicate something
about the condition of the engine. For exam-
78
ple, if the center electrode porcelain is very
white, this could indicate an intake air leak or
carburetion problem in that cylinder. Do not
attempt to diagnose any problems yourself.
Instead, take the outboard motor to a
Yamaha dealer. You should periodically re-
ZMU06554
- Quick Links:
- Engine Oil Requirements
- Changing Engine Oil
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