The ignition system and the electrics

… or all the surprises you can experience with electrons


A detailed description of the ignition system can be found in the Heavy Mantenance Manual in chapter 74-00-00 IGNITION UNIT from page 331.


Ignition modules - suddenly both defective
… or why the box only starts after heating up the SMD modules.

Function of the soft start modules
… or why does the Rotax run so strangely after starting.

troubleshooting in the ignition system
Some basic knowledge about the ignition system

black spark plugs
… or why the spark plug image on the Rotax carburetor engine is usually a mirage…

Overview of the NGK spark plugs used in Rotax engines
… there used to be other spark plugs …

cleaning the spark plugs
… or why this may lead to defective plugs.

checking the internal generator
… how to check the power supply without much effort.