[Public-List] A4 Engine puzzler
Chris H
chris.herrnberger at gmail.com
Sun Aug 18 14:37:22 PDT 2013
Does tank 2 have an air vent?
ch
Gordon Laco <mainstay at csolve.net> wrote:
>I'm just back from another bout....
>
>I put the selector to draw from tank 2, then removed the fuel line at
>the
>engine and blew through it. I could hear bubbling in the tank. I
>carefully
>sucked until I had fuel coming out, reconnected the line to the engine.
> The
>engine fired right up, ran for a few minutes then cut out and would not
>restart.
>
>I put the selector back to draw from tank 1. After some cranking (to
>fill
>the carb I guess) it fired up and ran happily. I switched the selector
>to
>2, a few minutes later it stalled.
>
>So, it'll run on fuel from tank 2, but wont draw from it. Tank 2 is a
>pvc
>Tempo tank mounded up on the shelf in the port side cockpit locker.
>
>I wonder if the fuel pump has become so feeble that I won't pull the
>extra
>head? But is there an extra head once the fuel line is full? I'd
>think
>that the fuel coming down will sort of siphon the fuel behind it that
>has to
>come up.
>
>I have an electric fuel pump I bought from one of you folks - perhaps I
>should learn how to install it and see if that helps.
>
>G
>
>
>
>On 18/08/13 3:39 PM, "Michael Connolly" <crufone at comcast.net> wrote:
>
>>
>
>Gord,
>
>Remove the selector valve and check to be certain that there is full
>> flow in both positions.
>
>Michael
>
>
>
>----- Original Message -----
>
>
>From:
>> "Gordon Laco" <mainstay at csolve.net>
>To: "Alberg 30 Public List -- open to
>> all" <public-list at lists.alberg30.org>
>Sent: Sunday, August 18, 2013 3:37:47
>> PM
>Subject: Re: [Public-List] A4 Engine puzzler
>
>I thought of that... Tank 2
>> is a new PVC tank.
>
>
>On 18/08/13 2:21 PM, "Glenn" <brooks.glenn at comcast.net>
>> wrote:
>
>> Sounds like the pickup tube in your second tank has corroded
>> through, causing
>> a break in the fuel suction.
>
>Glenn B
>dolce 318
>
>Sent
>> from my iPad
>
>On Aug
>> 18, 2013, at 10:28 AM, Gordon Laco
>> <mainstay at csolve.net> wrote:
>
>> Hi Gang,
>>
>>
>> I hope you¹re all out
>> sailing.... I stole Friday afternoon and yesterday
>> to
>> do a quick
>> overnighter up the coast. ?Had a wonderful trip.
>>
>> This
>> afternoon I¹ve
>> been making a determined assault on the annoying issue
>>
>> SURPRISE¹s engine
>> has; ?namely it¹s dislike of running while the fuel
>>
>> selector is set to
>> Tank 2.
>>
>> It runs fine on Tank 1, but when the selector
>> is set to 2 it
>> runs for only a
>> few minutes then cuts out and won¹t restart.
>> When I put
>> the selector back
>> to Tank 1, it starts again after a lot of
>>
>> cranking...but at first only with
>> the choke on (it gets over that
>>
>> quickly).
>>
>> When it stalls while running on tank 2, here¹s fuel in the
>> fuel
>> filter, so I
>> think it¹s getting gas. ? If the carb were getting
>> blocked, it
>> wouldn¹t
>> start again on either tank without a carb cleaning
>> job, but it
>> doesn¹t need
>> that.
>>
>> When the problem first manifested,
>> it was stalling
>> on either tank, but after
>> I¹d followed Don Moyer¹s
>> advice and retightened
>> all fuel line hose clamps,
>> the problem was
>> resolved with regard to 1, but
>> the issue still exists with
>> 2.
>>
>> It¹s
>> occurred to me that there could be
>> water in the fuel in 2; so I¹ve been
>>
>> putting fuel line antifreeze in to
>> absorb it.... But it occurs to me that
>> if
>> contaminated fuel were the issue,
>> I¹d have to clean the carb before
>> it would
>> run again and so long as I switch
>> to 2 that doesn¹t happen.
>>
>>
>> The weird thing is it ran quite happily on
>> either for many years before
>> this
>> started happening last season.
>>
>> Does
>> anyone have any
>> suggestions?
>>
>> Gord #426 Surprise
>>
>>
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