Shaking Up Fuel Bottles?

[Ron Van Putte]

Don Livermore wrote:

> Thanks for your information about "shaking" the fuel jugs before 
> using. As usual you all have a vast knowledge of a lot of things....Don


Yeah, some of us have vast knowledge on subjects.  For some, the 
knowledge is only half vast.  <VBG>

Ron Van Putte

>     ----- Original Message -----
>     From: Henderson,Eric <mailto:Eric.Henderson at gartner.com>
>     To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>     Sent: Monday, September 22, 2003 9:17 AM
>     Subject: RE: Shaking Up Fuel Bottles?
>
>     I will use about 20-30 case of 2-c and 4-c fuel a year, in both
>     pattern and sport planes. I know that the fuels should be well
>     mixed and should stay that way but....
>      
>     On multiple occasions I have had engines run fat or smoky (both 2
>     and 4 -c) when I switched to a "fresh" new can of of fuel.
>     Clearing that tank of the fuel that was in there and refilling
>     with fuel that had been shaken, produced a normal run.  Not
>     talking about first run of the day either.
>      
>     Since then I stopped fitting a new bottle every time and began to
>     use a permanent bottle/can on the flight-box and fill from a new
>     can. Never happened again. I think that some oil or higher oil
>     methanol ratio sits at the bottom - that's where the electric pump
>     pick-up is - and you get a mix that gives you a sort of bad run.
>      
>     Once I did try lifting the bottle pick up to half way up the
>     bottle and filled the tank tank that way. It ran normally again.
>     Call it my imagination, tell me it can't happen scientifically,
>     but I'll shake my fuel and also transfer to another can before I
>     use it.
>      
>     To answer the original question it does not seem to cause any harm
>     to do so.(Shake it, that is!)
>      
>     Regards, 
>      
>     Eric.
>      
>     P.S. A can that has been opened and 2/3 of the fuel used, sealed
>     and then left for a year, seems to lose its Nitro content and give
>     similar results. 
>      
>      
>      From: discussion-request at nsrca.org
>     [mailto:discussion-request at nsrca.org]On Behalf Of Kris Kovanda
>     Sent: Sunday, September 21, 2003 7:05 PM
>     To: discussion at nsrca.org
>     Subject: Re: Shaking Up Fuel Bottles?
>
>     I don't, But I've only been flying 4 years.  I got bad fuel once,
>     so I switched brand and never happened again.  What fuel are you
>     using?  I just pulled the gallon out of the case and fly.  :)
>      
>     Kris Kovanda
>     D3 Pattern
>
>         ----- Original Message -----
>         From: Don Livermore <mailto:dlivermore at mchsi.com>
>         To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>         Sent: Sunday, September 21, 2003 5:54 PM
>         Subject: Shaking Up Fuel Bottles?
>
>         Someone who has been racing rc cars for over 20 years and is a
>         very qualified rc guy asked me this week if I had been
>         "shaking" the gallon fuel bottles to mix the ingredients up
>         before using. I had gotten a bad gallon of fuel that was just
>         purchased from  a local  hobby shop and in questioning him
>         about this is when he asked me the question. I have been doing
>         rc for over ten years and I have never done this or have ever
>         seen anyone doing this. Do any of you out there in "pattern
>         land" do this? Thanks.....Don
>

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