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<div class=Section1>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Oops, forgot a couple of key details!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Running 25% Cool Power – at sea level.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>I did run an APC 15-12W – it was <span class=SpellE>tach’ing</span>
about 8300-8400 on the ground.<span style='mso-spacerun:yes'> </span>I’m
getting much better performance out of the <span class=SpellE>Mezlik</span>
16-12, even though it’s only turning ~7800-8000 on the ground.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>The engine has fewer than 2 dozen flights on it since a Performance <span
class=SpellE>Specialities</span> (<span class=SpellE>Verano/Shadel</span>)
rebuild.<span style='mso-spacerun:yes'> </span>(It didn’t have much more
than that number before the rebuild, either.<span style='mso-spacerun:yes'>
</span>Rebuild was done because I sent it in with a complaint of difficulty
starting, not because of crash damage).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Amar<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>-----Original Message-----<br>
<b><span style='font-weight:bold'>From:</span></b> discussion-request@nsrca.org
[mailto:discussion-request@nsrca.org] <b><span style='font-weight:bold'>On
Behalf Of </span></b>Troy Newman<br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><st1:date
Month="9" Day="19" Year="2002">Thursday, September 19, 2002</st1:date> <st1:time
Hour="12" Minute="20">12:20 PM</st1:time><br>
<b><span style='font-weight:bold'>To:</span></b> discussion@nsrca.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: RPM turned by YS-140L
on Mezlik 16-12?</p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Amar,<o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>by the numbers you have given I'm guessing you are only using 15-20%
Nitro....Up at altitude 6000ft we run the 140L at about 1 turn open on 25%
nitro....Reason less air needs less fuel....The problem is I bet you might be
turning too much prop......Try a little less prop and get your RPMS up a
bit...A 15-12W is a good one.<o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>More nitro is always a good thing too....Nitro helps the idle
consistence....If the motor has some time on it it might be do for a new
ring...I would say about 200-300 flights depending on the level of use-abuse.<o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Richard at at YS will hook you up.<o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Troy Newman<o:p></o:p></span></font></p>
</div>
<blockquote style='border:none;border-left:solid black 1.5pt;padding:0in 0in 0in 4.0pt;
margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>----- Original Message ----- <o:p></o:p></span></font></p>
</div>
<div style='font-color:black'>
<p class=MsoNormal><b><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold'>From:</span></font></b> <a
href="mailto:shan@smartt.com" title="shan@smartt.com"><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Amar Shan</span></font></a> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><b><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold'>To:</span></font></b> <a
href="mailto:discussion@nsrca.org" title="discussion@nsrca.org"><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>discussion@nsrca.org</span></font></a>
<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><b><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold'>Sent:</span></font></b> <st1:date
Month="9" Day="19" Year="2002">Thursday, September 19, 2002</st1:date> <st1:time
Hour="12" Minute="28">12:28 PM</st1:time><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><b><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold'>Subject:</span></font></b> RPM turned
by YS-140L on Mezlik 16-12?<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Hello all,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>I am running a YS-140L with a Mezlik 16-12 in a Python which I have
recently re-introduced to the air.<span style='mso-spacerun:yes'> </span>The
engine seems to run ok, but feels very anemic in the air, which prompts me to
wonder whether it’s just a heavier, draggier plane than I’m used to
(was flying an Olympian) or whether the engine isn’t running quite right.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>A few observations:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>The engine is turning ~ 7800-8000 rpm on the ground.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>With the regulator set flush, high end needle is only out about ¾ of a
turn?!?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Transition is decent; however, when throttling down from high rpm to
idle, the engine doesn’t seem to ever return to the same idle.<span
style='mso-spacerun:yes'> </span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Is the engine producing its expected power?<span
style='mso-spacerun:yes'> </span>If not, any suggestions as to where to begin
looking for problems?<span style='mso-spacerun:yes'> </span>Replace all the
gaskets first?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Thanks in advance,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Amar<o:p></o:p></span></font></p>
</blockquote>
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