Rob, Ian, Thank you. I live in Poland and have my Dimona registered here. We have been governed by EASA for quite some time.
Regards Jarek On Tue, 5 Jan 2021 at 09:05, Ian Mc Phee <[email protected]> wrote: > The great planes heads may need machining to match the Limbach. Also there > is, a, Limbach SB re matching heads to cylinders. About 20 years, ago > Limbach introduced marks on cylinders, and heads and you need to look at > char to check what goes, with what. > > Personally I would give sr no of engine to Limbach and they will make up a > dual port head and more recently they have improved the underside of thrir > heads and a little more metal. Yes will cost more. The coils are as used > on Honda, Gull Wing motorbike from guess 80s. > > I do know of a, L2400 engine that got Sauer to make special heads for the > Limbach as Sauer had much more finning on heads, than Lim ach were using. > The engine ran for 10 to 12years, perfectly but then they were > "discovered" and owner was grounded for think 18 months. . The owner got > Mike Byrne's to to the EO to fit the heads and is all legal. > > Ian McPhee > +61 428847642 > Box 657 Byron Bay NSW 2481 Australia > > On Tue, 5 Jan. 2021, 10:06 Rob Thompson, <[email protected]> wrote: > >> If you buy the Great Plains cylinder heads, they will machine them to the >> right cylinder size but you will have to adjust the size of the combustion >> chamber to get the correct compression ratio. >> *Please Note: I have not used these Great Plains heads and in most >> countries you will have to get "Experimental" registration approval to >> legally use them. * >> regards >> Rob >> >> Rob Thompson >> 0429 493 828 >> >> >> >> On Tue, Jan 5, 2021 at 7:11 AM Jarek Steliga <[email protected]> >> wrote: >> >>> Rob, >>> >>> Thank you. >>> >>> Regards >>> Jarek >>> >>> >>> >>> On Sun, 3 Jan 2021 at 22:46, Rob Thompson <[email protected]> >>> wrote: >>> >>>> 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 >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>>
