Sprag clutch for sure but have heard Bert Flood has a soft start for rotax 912 which solves many of the issues. Airstarts are no issue. Ask Lewis Zergin and or others at Pacific soaring.
Ian M On 26 August 2014 20:07, Colin Turner <[email protected]> wrote: > > > Hi I am Colin Turner President and CFI of the Scout Gliding Club in South > Australia. > > The Scouts own a HK36TC Super Dimona which is having starting problems. > > Ever since we purchased the Dimona from the Scouts in NSW it has always > been rough to start. > > The starter motor never turns the engine over smoothly it is always jerky > but up until recently it has always started relatively quickly. > > Of late it has become much more jerky and it takes a lot of attempts to > start it. The battery is a year old but it is still reading reasonable > voltages no load and loaded. I have attempted to start it jumpering another > good battery with no discernible change. > > The starter relay cuts in OK and the starter motor seems to run smoothly > but what appears to be happening is that the starter clutch is slipping. It > is now at the stage that it is serious enough not to use it. > > > > Has anyone had similar problems who could perhaps give an opinion of the > possible cause and what would be involved to fix it? > > > > Regards > > > > C. R. Turner > > Branch Commissioner Air Activities Scouts SA > > President & CFI Scout Gliding Club > > >
