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Message-ID: <AANLkTik-ehjbN6NZ=-j9uwpNDPp6dmzeeDd9d-mf=KRb@mail.gmail.com>
Subject: Re: [FlyRotary] Miss above staging point.
From: Tracy <tracy@rotaryaviation.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Content-Type: multipart/alternative; boundary=0016e6dbe2d97b75bc049dc60c80

--0016e6dbe2d97b75bc049dc60c80
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Use those instruments!    What happens to the EGTs when passing through the
staging point?   Data is better than guessing.

Tracy

On Sat, Mar 5, 2011 at 5:56 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
>
>
>
>
>

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Use those instruments!=A0 =A0 What happens to the EGTs when passing through=
 the staging point?=A0=A0 Data is better than guessing.<br><br>Tracy<br><br=
><div class=3D"gmail_quote">On Sat, Mar 5, 2011 at 5:56 PM, Bill Bradburry =
<span dir=3D"ltr">&lt;<a href=3D"mailto:bbradburry@bellsouth.net">bbradburr=
y@bellsouth.net</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin: 0pt 0pt 0pt 0.8ex; borde=
r-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">








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

<div>

<div>

<div>

<div>

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<div>

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<div>

<div>

<div>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">I have develop=
ed 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 color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">To try and tro=
ubleshoot, 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 color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">I recently cha=
nged 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 color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">Opinions welco=
med.</span></font></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">Bill B</span><=
/font></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

<p class=3D"MsoNormal"><font color=3D"navy" face=3D"Arial" size=3D"2"><span=
 style=3D"font-size: 10pt; font-family: Arial; color: navy;">=A0</span></fo=
nt></p>

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</blockquote></div><br><div style=3D"visibility: hidden; left: -5000px; pos=
ition: absolute; z-index: 9999; padding: 0px; margin-left: 0px; margin-top:=
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x; text-align: left; line-height: 130%;" id=3D"avg_ls_inline_popup">
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