stevron Posted February 26, 2016 Posted February 26, 2016 Has anyone had experience with light speed ignitions, I have 2 faults, one is a 50 rpm drop and the other is a intermittent ignition shut down for 1/2 or 0.5 of a second after approx 1 hour of operation
crashley Posted February 27, 2016 Posted February 27, 2016 Hi we need a bit more info ie when is the 50 rpm drop occurring and what are the symptoms of the ignition shut down ie once only or continually once every minute etc new plane old plane did it start suddenly or gradually 1
planedriver Posted February 27, 2016 Posted February 27, 2016 Could be one half of a dual ignition system breaking down intermittently due to a leaky capacitor. Does it only occur if the temps creep up to a bit on the high side?
Yenn Posted February 28, 2016 Posted February 28, 2016 In the GA world, they have a good reputation, but a shut down of any kind does not sound good. Investigate further. Bad connection or possibly cold jointcould be a problem.
stevron Posted February 28, 2016 Author Posted February 28, 2016 The Lycoming is fitted with 2 light speed ignition with twin batteries. At idle and through the rev range cold or hot the r/h ignition looses 50/ 70 rpm when running solo and the left turned off and it's just started doing this. According Klaus's trouble shooting all specification and values are right , as tested by a electrician and myself. I have sent my findings to klaus and it should not be doing what it's going Today during a test flight the left hand ignition drop out for 1 second and then returns to normal , this phenomenon repeats it's self ever shorting intervals , but no longer than 1 second, the right hand sounds like its retarted
jakej Posted February 28, 2016 Posted February 28, 2016 Pm me, I've installed a few LSE systems & 'fixed' some as well. Does it have a dual crank sensor or Hall effect ones , really important to know?
stevron Posted February 29, 2016 Author Posted February 29, 2016 Pm me, I've installed a few LSE systems & 'fixed' some as well.Does it have a dual crank sensor or Hall effect ones , really important to know? It has Mini relays ,that s what light speed call them
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