Firewall for Hyde Mount

[Troy Newman]

Yes the nose ring in the cowling is not the best of solutions....

Sounds like you know what you want to stick in it....

Good Luck

TN
----- Original Message ----- 
From: "Dave Smith" <dfs at navnet.net>
To: <discussion at nsrca.org>
Sent: Tuesday, September 09, 2003 9:12 AM
Subject: Re: Firewall for Hyde Mount


> The airplane is a G-202 from Gator plans. With removable front end,nothing
> suitable to attach an in- fuselage nose ring to. Yes,it could be attached
to
> the removable cowl,but not a good idea.
> Using aircraft grade ply would require at least 3/16th,maybe even 1/4
thick
> firewall.   I doubt 1/8th would be stiff enough by itself.
>
> Suitably braced the Nomex will be stiff enough and lighter than either
> 3/16th or1/4 aircraft ply would be with the AR mount.
>
> Dave
>
> ----- Original Message -----
> From: "Troy Newman" <troy_newman at msn.com>
> To: <discussion at nsrca.org>
> Sent: Tuesday, September 09, 2003 1:13 AM
> Subject: Re: Firewall for Hyde Mount
>
>
> >
> > 1/4" nomex alone is not sufficient either. I tried this on my original
> > Smaragd
> >
> > Use the AR (A) its the lightweight AR mount and stick the nose ring in
the
> > fuse it so much lighter and easier to do......
> >
> > The ARI works great in a Focus type model with no nose and only a
> > cowling....
> >
> > The best and lightest setup is the AR (A) and a fuse mounted nose
ring....
> >
> > As ffor beefing up the CF nomex firewall with metal or ply strips...why
> are
> > you using a Nomex CF firewall...weight right? Well if weight is the
issue
> > why add it in the form of the ARI mount and the beefy firewall to
support
> > it.
> >
> > Your defeating the purpose of using a $20 chunck of composite material
for
> > the firewall....and then top that off with the fact you're going to
spend
> an
> > extra $40-50 on a motor mount that in the end gives a setup that is
> heavier
> > than just doing it right to begin with
> >
> > Don't get me wrong the ARI is a good mount...but require a stiff
> > firewall....Are you going to save an oz in the material you use just to
> add
> > another 1.5-2ozs back into it just to say you have a cool CF-Nomex
> > firewall...its not doing anything for you. The Ar style mounts work
> perfect
> > on the cf-nomex firewall....I use 1/8th" Aircraft grade firewalls in
most
> of
> > my models and venture out into the CF-Nomex ones at times.....
> >
> > My personal opinion, your milage may vary
> >
> > TN
> >
> >
> > >From: "Dave Smith" <dfs at navnet.net>
> > >Reply-To: discussion at nsrca.org
> > >To: <discussion at nsrca.org>
> > >Subject: Re: Firewall for Hyde Mount
> > >Date: Mon, 8 Sep 2003 09:41:56 -0300
> > >
> > >Will 1/4"  Nomex be satisfactory as a firewall with this mount?   If
> > >not,could it be re-enforced with aluminum or plywood strips across the
> back
> > >and be O.K?
> > >
> > >Dave
> > >
> > >----- Original Message -----
> > >From: "Troy Newman" <troy_newman at msn.com>
> > >To: <discussion at nsrca.org>
> > >Sent: Monday, September 08, 2003 1:36 AM
> > >Subject: Re: Firewall for Hyde Mount
> > >
> > >
> > > > Nope!
> > > >
> > > > Been there and tried that with the ARI mount.....need a min of about
> > >1/4"
> > > > Aircraft grade ply for the ARI mount....1/4" CF end Grain will hold
it
> > >in
> > > > place but the firewall will flex and change the thrust ine in pulls
> and
> > > > pushes. Over time it will start to flex more and more. I found
> > >out....and
> > > > replaced the mount with a nose ring in the fuse style....on that
model
> > > > anyway.
> > > >
> > > > This is enough structurally to hold the mount...but no where near
> stiff
> > > > enough to keep things lined up properly.
> > > >
> > > > TN
> > > >
> > > >
> > > > >From: "Reeves" <reeves at mtaonline.net>
> > > > >Reply-To: discussion at nsrca.org
> > > > >To: <discussion at nsrca.org>
> > > > >Subject: Firewall for Hyde Mount
> > > > >Date: Sun, 7 Sep 2003 01:46:23 -0800
> > > > >
> > > > >Hi, I plan to install a Hyde ARI (A) mount in a new Synergy I am
> > >building.
> > > > >This is the mount with the nose ring incorporated on an aluminum
> yoke.
> > >I
> > > > >was going to use carbon fiber end grain balsa composite 1/4" thick
> for
> > >the
> > > > >firewall material. Is this material stiff enough? Anyone else using
> > >this
> > > > >setup with success? Thanks, Reeves in Alaska.
> > > >
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