YS 140 Help

[Bill Glaze]

Randy:
Mine don't.  Bill Glaze

Randy wrote:

> Does a YS140 sport really need 30% to run right?
> Randy
>
>     ----- Original Message -----
>     From: hotrod34a at aol.com <mailto:hotrod34a at aol.com>
>     To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>     Sent: Monday, May 02, 2005 7:08 AM
>     Subject: Re: YS 140 Help
>
>     Jerry,
>     We have quite a few Sports in our club, and all of us are running
>     the 30% nitro, especially in the warmer weather.  They are a
>     little sensitive on the needle valve setting.  We had a situation
>     here where our engines started doing basically the same thing that
>     you described, start fine, idled fine, then you could not seem to
>     get the high end leaned out enough before they would start
>     sagging, meaning that they were lean, but would be smoking a lot. 
>     Found out it was a fuel problem, we had received a batch that did
>     not have enough nitro content.  Replaced the fuel with good 30%
>     and all of our engines started running perfect again.  There is an
>     issue with the low end loading up and there is a fix for that if
>     you are having that problem, but it sounds like your problem is on
>     the high end.  As a reference, most of us are running a 16x11 APC
>     prop and they turn approx 8800 static rpms.  We are only 14 feet
>     above sea level, don't know where you are located at, but that
>     would make a difference on rpm.  Anyway, would suggest a higher
>     content nitro if you have some.  Larry
>      
>     -----Original Message-----
>     From: bravo52 <bravo52 at cox-internet.com>
>     To: discussion at nsrca.org
>     Sent: Sun, 1 May 2005 22:44:54 -0500
>     Subject: YS 140 Help
>
>     O.K.,
>         I've got a new 140 sport and it seems a little temperamental. 
>     Just about every time I get to rotation speed, the thing sags and
>     dies.  I've only run about a tank and a half on the ground so it
>     is still "new".  It idles perfect and it starts on the first pop. 
>     I'm not sure if it is loading up or going too lean.  I'm new to
>     the 140.  Any advice would be helpful.
>     v/r
>     Jerry
>
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