Yes, but some people just use a graduated cylinder, ~10 ml. (Smaller is better because you waste less fuel.) Put 1 ml of water in the cylinder, add 9 ml of fuel, then shake. If the "water level" stays the same, there is no alcohol. If there is alcohol, the "water level" will increase.
Ken Jones ----- Original Message ----- From: "Brian Kraut" <brian.kr...@engalt.com> To: "KRnet" <kr...@mylist.net> Sent: Saturday, February 11, 2006 1:20 PM Subject: RE: KR> water in the fuel? > Is there some kind of test kit you can get? > > Brian Kraut > Engineering Alternatives, Inc. > www.engalt.com > > -----Original Message----- > From: krnet-boun...@mylist.net [mailto:krnet-boun...@mylist.net]On > Behalf Of Kenneth B. Jones > Sent: Saturday, February 11, 2006 9:13 AM > To: KRnet > Subject: Re: KR> water in the fuel? > > > First, I normally run Shell regular mogas in my A-65. > > Two weeks ago, within 3 days of each other, two pilots who have STC's for > mogas for their production planes volunteered information to me on their > recent experience using Shell regular. > > The first one, with a Cherokee 140, told me that he had historically > checked > for alcohol each time he bought gas and only used Shell. He never found > any > so he got lax about checking it. He had some recent problems with rough > his > engine sometimes running rough. He checked for alcohol and found about > 8-10% > alcohol. I checked mine and found the same thing. He also checked a > Marathon station and found alcohol. Then a Mobil station and it checked > clean. He checked no others. > > The second one, with an older Debonair, always only only used mogas in one > tank. He took off and was climbing out on the mogas tank when his engine > started running very rough. He switched tanks and retruned to the > airport. > He said the engine smoothed out shortly after switching back to the avgas. > He didn't check his mogas for alcohol but just drained it and refilled > with > avgas. The three of us only used Shell and normally bout from the same > station, but not always. > > My question: "Is it possible for the alcohol (in gasohol) to absorb enough > water (or does the water absorb the alcohol?) to cause the engine to run > rough?" Perhaps if one had some water trapped in the tank then filled > with > mogas containing alcohol (for the first time ever) the water would be > absorbed. > > Ken Jones, kenbjo...@cinci.rr.com > Sharonville, OH > N5834, aka The Porkopolis Flying Pig > KHAO > > ----- Original Message ----- > From: "Mark Langford" >> Here's my question: Has anybody else had water in their fuel, and if so, >> is >> the symptom that the engine cuts in and out rapidly and more or less >> sputters and scares the crap out of you? And it comes and goes with no >> real >> relation to anything else? I'm not used to water in the fuel in my cars, >> so >> this is a new phenomenon to me! I can't think of anything else that >> would >> cause this, and the real clue is the fuel mixture meter drops into the >> super >> lean area while it's misfiring. > > > > _______________________________________ > Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to krnet-le...@mylist.net > please see other KRnet info at http://www.krnet.org/info.html > > > > _______________________________________ > Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to krnet-le...@mylist.net > please see other KRnet info at http://www.krnet.org/info.html