An easy way to time the electronic ignition?

Discussion of the Aerovee kit engine.

Re: An easy way to time the electronic ignition?

Postby nwyooper » Thu May 07, 2015 10:11 pm

What kind of stator do you have Rodger?? Do you have open windings or are they covered? Sonex Tech said they have 2 different types. I tried moving the stator last time I had it apart and it did not seem loose. I will check closer to see if they are bottomed out. Thanks for the tip.
Loren
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Re: An easy way to time the electronic ignition?

Postby RodgerC » Fri May 08, 2015 3:26 am

I have the 20 AMP stator that is "cast" in either epoxy or phenolic. There is an Aeroconversions service bulletin that deals with with topic. I.e. Through drilling the blind holes. It was issued a day or two after I discussed my issue with tech support. The stator may appear tight, but those magnets are very strong.
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Re: An easy way to time the electronic ignition?

Postby nwyooper » Fri May 08, 2015 11:10 pm

I Believe they are phenolic. I have the same thing so I suspect that maybe my holes do need to be drilled through. Missed that bulletin. Thanks Rodger.
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Re: An easy way to time the electronic ignition?

Postby nwyooper » Sat May 09, 2015 12:11 am

Just read the service bulletin. I received my engine after 1/1/12 so that bulletin should not apply. That is why I didn't look at it. Would not be surprised to find same problem you had anyway Rodger.
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Re: An easy way to time the electronic ignition?

Postby RodgerC » Sat May 09, 2015 6:30 am

I won't be surprised if you find that is your problem...In any case, checking it out will be a worthwhile investment of 2 hours
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Re: An easy way to time the electronic ignition?

Postby nwyooper » Mon May 25, 2015 1:39 am

All 4 holes were drilled and tapped all the way through but two holes were full of the white sealant that is on the ignition trigger modules so it had the same effect as not being drilled. Initially I thought the allen head cap screws were too long because when I removed the ignition modules and tightened the cap screws, I saw a protrusion from the hole. That sealant was very hard to get out of those threads. Additionally some phenolic material was removed from the back side of the stator to provide clearance by whoever does that for Sonex. The problem there was that the phenolic wasn't removed close enough to where the leads come out of the windings. That excess material prevented metal to metal contact between the plate and stator in one spot resulting in part of the looseness. Along with the cap screws bottoming out, it wa
qs a double whammy. Got that all fixed-no more clicking or electronic hum-then I found a defective spark plug. It is always something!
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Re: An easy way to time the electronic ignition?

Postby RodgerC » Mon May 25, 2015 2:55 am

I feel your pain...But good to get them tightened down before some real damage occurs.
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