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From: "rijakits" <rijakits@cwpanama.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-1022543@logan.com>
Subject: Re: [FlyRotary] amphib thoughts
Date: Sun, 26 Jun 2005 20:50:47 -0500
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Somewhere on Van's site you see a RV-6 on floats.
Might not be that much work after all!

Thomas J.
----- Original Message ----- 
From: "kevin lane" <n3773@comcast.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Sunday, June 26, 2005 7:35 PM
Subject: [FlyRotary] amphib thoughts


> I am not flying my -6A as extensively as I used to and have been having
> crazy thoughts, probably from exposure to Rusty, of trading in on an
amphib.
> I was looking at the Sea Ray then remembered that Mr Coot himself lives
> right across the river from me.  Ken, give me a call if you would please.
> You can bring me up to par on what to look for and what to avoid.  I
checked
> into putting the -6A on floats, but there are too many changes to be worth
> it.  I think I want a completed project since I have enough going trying
to
> build the -8.  If you guys have comments on this idea I'd would like to
hear
> them.  I keep reading about how much fun float planes can be.  I guess I
can
> handle the 80 mph until the -8 is completed.
> Kevin Lane  Portland, OR (503) 233-1818
> e-mail-> n3773@comcast.net
>
> ----- Original Message ----- 
> From: "al p wick" <alwick@juno.com>
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Sent: Sunday, June 26, 2005 5:02 PM
> Subject: [FlyRotary] Re: Coolant Leak
>
>
> > Actually, I think the opposite is true. I understand the auto approach
is
> > to NOT have any air in the cooling system. I don't recall the details of
> > their reasoning. In my experience, the safety advantage of cup-o-air is
> > much more significant.
> > BTW, it's probably more like 2 cups. The goal is to have enough air
> > cushion to prevent pressure from reaching cap rating. When you include
> > coolant temp, fluid level, and pressure info, it really improves your
> > understanding of how your system is behaving.
> >
> > If you ever open your car radiator and find air at top, it indicates a
> > problem with your cooling system.
> >
> >
> >
> > -al wick
> > Artificial intelligence in cockpit, Cozy IV powered by stock Subaru 2.5
> > N9032U 200+ hours on engine/airframe from Portland, Oregon
> > Prop construct, Subaru install, Risk assessment, Glass panel design
info:
> > http://www.maddyhome.com/canardpages/pages/alwick/index.html
> >
> >
> >
> > On Sun, 26 Jun 2005 13:15:14 -0400 "Ian Dewhirst" <ianddsl@magma.ca>
> > writes:
> >> Al, your experience with the value of having an air cushion is
> >> supported by
> >> every automotive cooling system that I have ever seen (many).
> >> Typically
> >> autos use either a pressure cap and expansion tank that is not
> >> filled to the
> >> top, or an overflow bottle into which coolant is expelled and
> >> recovered.  I
> >> get the impression that some people assume that these overflow style
> >> systems
> >> contain no vapour when cold, I don't think that assumption is
> >> correct.  The
> >> overflow systems all have expansion capacity built into the top of
> >> the
> >> radiator, or some other part of the cooling system they are never
> >> completely
> >> filled with coolant.  The bigger the cooling system the greater the
> >> volume
> >> of vapour stored cold.
> >>
> >> -- Ian
> >>
> >> (GM, Chrysler, and Ford are not trying to piss you off with those
> >> side
> >> mounted radiator caps.. ;-)
> >>
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: Rotary motors in aircraft
> >> [mailto:flyrotary@lancaironline.net]On
> >> Behalf Of al p wick
> >> Sent: Sunday, June 26, 2005 11:58 AM
> >> To: Rotary motors in aircraft
> >> Subject: [FlyRotary] Re: Coolant Leak
> >>
> >>
> >> My focus is on flight safety. I found great value to having appx. 1
> >> cup
> >> of air at the top of my cooling system....
> >>
> >>
> >>
> >> >>  Homepage:  http://www.flyrotary.com/
> >> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
> >>
> >>
> >
> >>>  Homepage:  http://www.flyrotary.com/
> >>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
>
>
> >>  Homepage:  http://www.flyrotary.com/
> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html