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Date: Thu, 24 Mar 2011 14:11:03 -0600
Message-ID: <AANLkTikq5xwwCnueSjPNjGd-5zFs5NbDFr43Uf5j2kCU@mail.gmail.com>
Subject: Re: [FlyRotary] Compression woes ...
From: William Wilson <fluffysheap@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Cc: Jeff Whaley <jwhaley@datacast.com>
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--bcaec51b1e0daff4b3049f401386
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I wouldn't worry about it unless you have other symptoms.  Cold rotaries
just don't seal well, especially at hand-cranking speeds.

On Thu, Mar 24, 2011 at 1:30 PM, Jeff Whaley <jwhaley@datacast.com> wrote:

>  I have noticed a couple weak spots in my compression sequence during
> propeller pull through.
>
> The weak spots are better when the engine is hot Vs cold and my ear tells
> me the weak spots are accompanied by a hiss in the intake =85 good ones h=
ave a
> pop in the exhaust.  Does this mean that side seals or corner seals are
> questionable?
>
>
>
> *Jeff Whaley*
>
>
>
>
> __________ Information from ESET NOD32 Antivirus, version of virus
> signature database 5983 (20110324) __________
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I wouldn&#39;t worry about it unless you have other symptoms.=A0 Cold rotar=
ies just don&#39;t seal well, especially at hand-cranking speeds.<br><br><d=
iv class=3D"gmail_quote">On Thu, Mar 24, 2011 at 1:30 PM, Jeff Whaley <span=
 dir=3D"ltr">&lt;<a href=3D"mailto:jwhaley@datacast.com">jwhaley@datacast.c=
om</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"purple" lang=3D"EN-US">
<div>
<p class=3D"MsoNormal">I have noticed a couple weak spots in my compression=
 sequence during propeller pull through.</p>
<p class=3D"MsoNormal">The weak spots are better when the engine is hot Vs =
cold and my ear tells me the weak spots are accompanied by a hiss in the in=
take =85 good ones have a pop in the exhaust.=A0 Does this mean that side s=
eals or corner seals are questionable?</p>

<p class=3D"MsoNormal">=A0</p>
<p class=3D"MsoNormal"><b><span style=3D"font-size: 12pt;">Jeff Whaley</spa=
n></b><br>
<br>
<span style=3D"font-size: 10pt; color: navy;"></span></p>
<p class=3D"MsoNormal">=A0</p>
</div>
<br>
<br>
__________ Information from ESET NOD32 Antivirus, version of virus signatur=
e database 5983 (20110324) __________<br>
<br>
The message was checked by ESET NOD32 Antivirus.<br>
<br>
<a href=3D"http://www.eset.com" target=3D"_blank">http://www.eset.com</a><b=
r>
<br>
<font color=3D"Black" face=3D"Arial" size=3D"1">This message, and the docum=
ents attached hereto, is intended only for the addressee and may contain pr=
ivileged or confidential information. Any unauthorized disclosure is strict=
ly prohibited. If you have received this
 message in error, please notify us immediately so that we may correct our =
internal records. Please then delete the original message. Thank you.<br>
</font>
</div>

</blockquote></div><br>

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