Hi Jarek, The rules and regulations are supposed to stop people doing stupid things but they also stop people doing sensible things.
Great Plains Aircraft sell dual ignition heads.... http://www.greatplainsas.com/sccylheads.html If you buy these you can always put your Limbach heads back on if you want to turn it back into a "certified" motor. regards Rob Rob Thompson 0429 493 828 On Mon, Jan 4, 2021 at 7:18 AM Jarek Steliga <[email protected]> wrote: > Rob, > > Question is, is it better to have a certified Limbach engine (which has > not been modernized for 50 years), or to introduce a second ignition system > and be 99% sure that in a critical situation it will save your life. > It is strange that such an engine was certified at the time. > There is no problem with drilling, as you can see. There are already > plants that do it on request, but only in the US. > It is strange that Peter Limbach himself or his successors have not > introduced this system to their product so far. > > Generally, SLICK has a mandatory service of 250h / 2 years, but mine was > about 40h / 2 years old and the rotor had to be replaced, the engine had > already been working badly, so having a secondary ignition system you can > feel more confident by 99%. > > > Regards > Jarek > > > > > On Sun, 3 Jan 2021 at 18:11, Jarek Steliga <[email protected]> wrote: > >> Thank you. Looks like none of these has ever been tried by members of >> this mailing list. >> >> Regards >> Jarek >> >> >> >> On Sun, 3 Jan 2021 at 04:19, Michael Stockhill <[email protected]> wrote: >> >>> Thanks, Rob, >>> >>> I knew that once. Sod old age. >>> >>> M >>> >>> On Sat, Jan 2, 2021, 5:27 PM Rob Thompson <[email protected]> >>> wrote: >>> >>>> Limbach requires a 250 hour magneto inspection on >>>> single ignition motors. >>>> >>>> https://limflug.de/en/support/downloads.php?type=technicalBulletins&id=905.700.020.305.pdf&action=download >>>> >>>> regards >>>> Rob >>>> >>>> Rob Thompson >>>> 0429 493 828 >>>> (Please note that my new email address is [email protected]) >>>> >>>> >>>> On Sun, Jan 3, 2021 at 12:05 PM Michael Stockhill <[email protected]> >>>> wrote: >>>> >>>>> While most mags have a 500 hour inspection interval, with the Limbach >>>>> mag being direct drive, and firing with wasted spark, I believe it has >>>>> some >>>>> interesting environmental issues. It turns much faster than other >>>>> applications and fires more frequently. After seeing my last mag at 250 >>>>> hours, internally it looked more like a 500 hour mag to me. Hence, I have >>>>> decided on that inspection/overhaul interval. Having only one is a good >>>>> incentive. >>>>> >>>>> Does anyone else have any observations or thoughts on this? >>>>> >>>>> Michael Stockhill >>>>> Polson, MT >>>>> >>>>> >>>>> >>>>> On Sat, Jan 2, 2021, 4:31 PM Rob Thompson <[email protected]> >>>>> wrote: >>>>> >>>>>> There are a number of secondary ignition systems designed for Aero >>>>>> VW motors. See http://www.greatplainsas.com/scsecign.html >>>>>> The electronics are easy and cheap. >>>>>> The difficult bit is that you have to drill the bottom spark plug >>>>>> holes precisely so that you can get a wrench between the pushrod tubes. >>>>>> If >>>>>> you go ahead, get your engineering company to practice on an old set of >>>>>> heads. >>>>>> This modification will turn your Limbach L2000 into an uncertified >>>>>> motor unless you can get a suitable engineering approval. >>>>>> regards >>>>>> Rob >>>>>> >>>>>> Rob Thompson >>>>>> 0429 493 828 >>>>>> >>>>>> >>>>>> >>>>>> On Sat, Jan 2, 2021 at 11:36 PM Jarek Steliga <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Hello and all the best in 2021! >>>>>>> >>>>>>> Dimona with the Limbach L2000 engine does not have a second ignition >>>>>>> system, because the manufacturer of these engines for unknown reasons >>>>>>> did >>>>>>> not introduce such a safety system into production. >>>>>>> Do you believe a modification now is possible? Or maybe some of you >>>>>>> have already made such a modification with a Limbach L2000 engine >>>>>>> equipped >>>>>>> with one SLICK 4330 type magneto in your bird. >>>>>>> In the US it is a popular solution and even all companies offer >>>>>>> ready-made kits for such modification, which is definitely additional >>>>>>> safety during the flight. >>>>>>> >>>>>>> >>>>>>> https://www.kitplanes.com/electronic-ignitions-2/ >>>>>>> >>>>>>> >>>>>>> Best regards >>>>>>> Jarek >>>>>>> >>>>>>> >>>>>>>
