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#238577
JACQUES
Participant

    I tested continuity in the coil. The primary windings tested fine, but the secondary was very week. The needle on my meter barely moved. And so I figured that is why the spark looks so weak and white.

    Are you using the proper scale on the meter … coils are not weak.…

    they can only be

    open...(broken internally)
    have low resistance (internal short in the windings)
    grounded (wires internally touching the laminates )
    or…. good with 4-5-6-7-8 7 KOHM depending on specs using a 10-20 Kohm scale

    testing caps is now easy if you build yourself the test box describded in the Outboarder magazine . If you work on oldies yes you can swap in new caps but even new caps can be bad … W.Mohat’s test box works great, not expensive to build if you are handy with a soldering iron or have a friend who is handy .

    If you drop an e-mail to mr. Mohat he will send you the 3 diagrams but the Basic model works just fine shooting 270 volts in the caps.

    The lamp tells you if good or no good period ! it is a fun project and stops any guessing.

    Joining AOMCI has priviledges 🙂

    • This reply was modified 5 years, 5 months ago by JACQUES.