=8BI agree with Bob=8B for what its worth.
the 914 has the same compression ration as the 912. I hav e a 912 turbo
and Ive never had a problem with kick back.
Will
William Daniell
LONGPORT
+57 310 295 0744
On Wed, Jul 11, 2018 at 4:10 PM, Robert Borger <rlborger@mac.com> wrote:
>
> Trevor,
>
> FWIW, YMMV. I have been flying behind a 914 that is about 15 years old
> now. The only change I have made to my 914 regarding starting was to
> install the newer, high-torque starter. My engine starts quickly and
> easily. I see no need for any soft-start module, ignition retarding
> software or any other such stuff. I suggest you finish your kit followin
g
> the factory instructions and evaluate how the engine start goes before yo
u
> get into any changes to the 914.
>
> Blue skies & tailwinds,
> Bob Borger
> Europa XS Tri, Rotax 914, Airmaster C/S Prop (130 hrs).
> Little Toot Sport Biplane, Lycoming Thunderbolt AEIO-320 EXP, Hercules
> Prop.
> 3705 Lynchburg Dr.
> Corinth, TX 76208-5331
> Cel: 817-992-1117
> rlborger@mac.com
>
>
> On Jul 11, 2018, at 2:55 PM, trevord <trevord@orcon.net.nz> wrote:
>
>
> Hello all,
>
> My first posting on Matronics.
>
> I have purchased a Europa kit which was started 19 years ago of wonderful
> quality workmanship but has an un-started, still inhibited 19 year old
> Rotax 914 engine. From my research, it would seem the soft-start option i
s
> critical to the sprag clutch lasting for any length of time. I have read
> about the Bullyhawk modules, but they are no longer available and new Rot
ax
> ignition modules are expensive.
>
> I read on the Rotax forum about a circuit that was home made that retarde
d
> the ignition on start-up by a user called Turbo-Tom but I cannot find
> enough information to work out how to replicate this and Turbo-Tom seems
to
> have moved-on.
>
> Do any folks out there know of a reliable home-made solution to the defec
t
> that was built-in to the original Rotax engines in the form of inadequate
> time before the timing switched to fully advanced, which is known to
> destroy the clutch in short order.
>
> My local Rotax importer of course suggests I buy a new engine.
>
> Regards
> Trevor
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