[NSRCA-discussion] Ideas?

[Ron Van Putte]

On Jul 14, 2006, at 12:41 PM, <jivey61 at bellsouth.net> wrote:

> Have you changed the pipe?  Ed M. mentioned baffles.   Swap engines  
> with
> Fuqua and see what happens?

John did change the pipe a few days ago, but how could a pipe cause  
the engine to die at idle, when it runs great at full throttle?

Ron Van Putte

> ----- Original Message -----
> From: "Ron Van Putte" <vanputte at cox.net>
> To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
> Sent: Friday, July 14, 2006 1:24 PM
> Subject: Re: [NSRCA-discussion] Ideas?
>
>
>>
>> On Jul 14, 2006, at 11:25 AM, <jivey61 at bellsouth.net> wrote:
>>
>>> Since you changed fuel that seems to rule that out.  Put his engine
>>> in another
>>> plane if you can.
>>> What it sounds like to me is that the bearings are bad in both
>>> engines and
>>> the contamination is killing the plugs. Don't say impossible at this
>>> point.
>>
>> I won't say impossible, but the second engine was fresh from a
>> rebuild, which included new bearings.
>>
>>> The only other thing is the fuel which was common to both  
>>> engines. Do
>>> you remember all the trouble I had 2 years ago?My problem was in my
>>> container the I put my fuel in. It was contaminated and when I
>>> filled the
>>> pumping container, the engines would run fine until the contaminate
>>> mixed
>>> with the new fuel and then trouble happened.
>>
>> I remember your fuel problems.
>>
>>> I pump from the gallon fuel jug that I buy the fuel in now and have
>>> no more fuel problems.
>>
>> John always pumps from the jugs the fuel comes in.
>>
>>> Good luck at the nats, I can't make it this year.
>>
>> Thanks.
>>
>> Ron Van Putte
>>
>>> ----- Original Message -----
>>> From: "Ron Van Putte" <vanputte at cox.net>
>>> To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>>> Sent: Friday, July 14, 2006 11:36 AM
>>> Subject: [NSRCA-discussion] Ideas?
>>>
>>>
>>>> John Fuqua has been having an annoying and thoroughly confusing
>>>> problem.  He has been using two different OS 1.40 RX engines for  
>>>> the
>>>> past three years and they've run flawlessly until recently.   
>>>> He's had
>>>> one in an Impact since the early spring.  A month or so ago, the
>>>> engine started dying in the air periodically when he advanced the
>>>> throttle from idle.  He tried adjusting the idle mixture control  
>>>> and
>>>> the main needle valve and the problem seems to go away.
>>>>
>>>> Suddenly, a few days ago, the engine would die as soon as the  
>>>> ignitor
>>>> was removed.  No problem:  it's the plug(s).  He's using the Mintor
>>>> 1.40 head on these engines and they have two plugs.  Replace both
>>>> plugs.  Engine ran flawlessly for the rest of the flying session.
>>>> The next day, the problem was back, exactly like it was the day
>>>> before.  Then we removed the entire fuel system, cleaning  
>>>> everything
>>>> and replacing the fuel tubing, fuel filter and tank clunk.   
>>>> Replaced
>>>> the glow plugs as well.  Engine ran flawlessly for the rest of the
>>>> flying session.  The next day, the problem was back, exactly  
>>>> like it
>>>> was the day before.   Yanked out that engine and installed its  
>>>> twin,
>>>> fresh after a rebuild.  Engine ran flawlessly for the rest of the
>>>> flying session.  The next day, the problem was back, exactly  
>>>> like it
>>>> was the day before.  John has been using Morgan 20% heli fuel as  
>>>> long
>>>> as he's been running these engines and it's worked great.
>>>> Nevertheless, during this ongoing saga, we tried Morgan 30% heli  
>>>> fuel
>>>> and Morgan Pro Power 20% and nothing seems to break the pattern.
>>>> HELP!  We leave for the Nats tomorrow.
>>>>
>>>> BTW, I have been using an OS 1.40 RX in my airplane for the past  
>>>> two
>>>> seasons and have loved it.
>>>>
>>>> Ron Van Putte
>>>>
>>>> _______________________________________________
>>>> NSRCA-discussion mailing list
>>>> NSRCA-discussion at lists.nsrca.org
>>>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
>>>
>>> _______________________________________________
>>> NSRCA-discussion mailing list
>>> NSRCA-discussion at lists.nsrca.org
>>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
>>
>> _______________________________________________
>> NSRCA-discussion mailing list
>> NSRCA-discussion at lists.nsrca.org
>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
>
> _______________________________________________
> NSRCA-discussion mailing list
> NSRCA-discussion at lists.nsrca.org
> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion