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Date: Sat, 5 Mar 2011 17:18:52 -0600
Message-ID: <AANLkTin+uvxgugtLZRe1B2CXY=HBZYSFByCV_K9_ssCQ@mail.gmail.com>
Subject: Re: [FlyRotary] Miss above staging point.
From: Mark Steitle <msteitle@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=0015174758286375f2049dc47cdc

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Bill,

Which coils are you running?  I chased an intermittent miss which occurred
in the 6000 -7000 range.  I upgraded to the LS2 "Yukon" coils and the miss
was gone.

Mark S.

On Sat, Mar 5, 2011 at 4:56 PM, Bill Bradburry <bbradburry@bellsouth.net>wrote:

>       I have developed a miss above the staging point.  The fuel pressure
> seems ok, the mixture also seems ok.  I am at a loss.
>
>
>
> To try and troubleshoot, I am considering getting above the staging point
> and disabling the primaries and secondaries to see if I can identify which
> is the cause.  Since it runs ok below the stage, I assume it is not the
> primaries.
>
>
>
> I recently changed my fuel filters and installed a large canister filter.
> There seems a possibility  that I introduced some contamination that clogged
> an injector.  Other wise it seems it must be spark related.  This just
> happened one flight ago.  The engine was running fine, till that last
> takeoff.  It was missing and would only get about 6300 rpm.  After take off,
> I turned the prop back and slowed the engine down to below that number and
> it smoothed out and ran fine the res of the flight.  Today while taxiing
> around, I noticed that the miss was back.
>
>
>
> Opinions welcomed.
>
>
>
> Bill B
>
>
>
>
>

--0015174758286375f2049dc47cdc
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Bill,=A0<div><br></div><div>Which coils are you running? =A0I chased an int=
ermittent miss which occurred in the 6000 -7000 range. =A0I upgraded to the=
 LS2 &quot;Yukon&quot; coils and the miss was gone. =A0</div><div><br></div=
><div>
Mark S.<br><br><div class=3D"gmail_quote">On Sat, Mar 5, 2011 at 4:56 PM, B=
ill Bradburry <span dir=3D"ltr">&lt;<a href=3D"mailto:bbradburry@bellsouth.=
net">bbradburry@bellsouth.net</a>&gt;</span> wrote:<br><blockquote class=3D=
"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding=
-left:1ex;">









<div lang=3D"EN-US" link=3D"blue" vlink=3D"blue">

<div>

<div>

<div>

<div>

<div>

<div>

<div>

<div>

<div>

<div>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">I have developed a=
 miss above the staging
point.=A0 The fuel pressure seems ok, the mixture also seems ok.=A0 I am
at a loss.</span></font></p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">To try and trouble=
shoot, I am considering
getting above the staging point and disabling the primaries and secondaries=
 to
see if I can identify which is the cause.=A0 Since it runs ok below the
stage, I assume it is not the primaries.</span></font></p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">I recently changed=
 my fuel filters and
installed a large canister filter.=A0 There seems a possibility =A0that I
introduced some contamination that clogged an injector.=A0 Other wise it se=
ems
it must be spark related.=A0 This just happened one flight ago.=A0 The engi=
ne
was running fine, till that last takeoff.=A0 It was missing and would only
get about 6300 rpm.=A0 After take off, I turned the prop back and slowed th=
e
engine down to below that number and it smoothed out and ran fine the res o=
f
the flight.=A0 Today while taxiing around, I noticed that the miss was back=
.</span></font></p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">Opinions welcomed.=
</span></font></p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">Bill B</span></fon=
t></p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

<p class=3D"MsoNormal"><font size=3D"2" color=3D"navy" face=3D"Arial"><span=
 style=3D"font-size:10.0pt;font-family:Arial;color:navy">=A0</span></font><=
/p>

</div>

</div>

</div>

</div>

</div>

</div>

</div>

</div>

</div>

</div>

</div>


</blockquote></div><br></div>

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