X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from m15.nyc.untd.com ([64.136.22.78] verified) by logan.com (CommuniGate Pro SMTP 5.0.6) with SMTP id 922817 for flyrotary@lancaironline.net; Wed, 11 Jan 2006 17:36:41 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.136.22.78; envelope-from=jbker@juno.com Received: from m15.nyc.untd.com (localhost [127.0.0.1]) by m15.nyc.untd.com with SMTP id AABB6MCB9AAXDNK2 for (sender ); Wed, 11 Jan 2006 14:35:43 -0800 (PST) Received: (from jbker@juno.com) by m15.nyc.untd.com (jqueuemail) id LEGGRYZD; Wed, 11 Jan 2006 14:34:43 PST To: flyrotary@lancaironline.net Date: Wed, 11 Jan 2006 17:30:40 -0500 Subject: Re: [FlyRotary] Re: Momentary pucker X's 3 Message-ID: <20060111.173041.936.4.JBKER@juno.com> X-Mailer: Juno 5.0.33 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary=--__JNP_000_7f1a.6621.7911 X-Juno-Line-Breaks: 8-6,8-12,14-26,28-29,32-34,35-32767 From: WALTER B KERR X-ContentStamp: 30:15:1140892907 X-MAIL-INFO:4c05ed384869ac591c0d6c0d69ecb9896c192c559c19 X-UNTD-OriginStamp: Y+Mfppm2QyGfnY/dq+iW1SChGfAXy648bxuyxwZjWnMEgmnhLOmRFg== X-UNTD-Peer-Info: 127.0.0.1|localhost|m15.nyc.untd.com|jbker@juno.com This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ----__JNP_000_7f1a.6621.7911 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit It was like it missed one piston firing in a lycoming so assume it was just one lobe on one rotor. Bernie ----------------------------------------- On Wed, 11 Jan 2006 14:10:49 -0800 "Al Gietzen" writes: Flying around the neighborhood today and about 30 minutes into flight there was a momentary hic-up. Everything on monitor looked normal, so richened a tad and continued flying. About 5 minutes later, same thing second verse, and then a third time. Went to full power and rich and it did not repeat. No miss while descending to land or while taxing in. Ran up a full static for a minute on the ground and everything appeared normal. Any suggestions??? Hum-m-m. Did hiccup seem like total power loss, or possibly just one rotor? Check all electrical connections associated with ignition and fuel injection. Check for possibility of small amounts of water though fuel system. Anything about conditions at the time that might suggest intermittent vapor bubbles into pump. Check data-logger for blips in fuel pressure (oops; there’s that ‘no data-logger’ issue again). Al ----__JNP_000_7f1a.6621.7911 Content-Type: text/html; charset=us-ascii Content-Transfer-Encoding: quoted-printable
It was like it missed one piston firing in a lycoming so assume it was= just=20 one lobe on one rotor.
 
Bernie
-----------------------------------------
 
On Wed, 11 Jan 2006 14:10:49 -0800 "Al Gietzen" <ALVentures@cox.net> writes:

Flying around the neighborhood today and about = 30=20 minutes into flight

there was a momentary hic-up. Everything on = monitor=20 looked normal, so

richened a tad and continued flying. About 5 = minutes=20 later, same thing

second verse, and then a third time. Went to = full=20 power and rich and it

did not repeat. No miss while descending to = land or=20 while taxing in. Ran

up a full static for a minute on the ground and= =20 everything appeared

normal.

 

Any suggestions???

 

Hum-m-m. =20

Did hiccup = seem=20 like total power loss, or possibly just one rotor?

Check all electrical = connections=20 associated with ignition and fuel injection.

Check for=20 possibility of small amounts of water though fuel system.

Anything = about=20 conditions at the time that might suggest intermittent vapor bubbles into= =20 pump. Check data-logger for blips in fuel pressure (oops; there’s = that ‘no=20 data-logger’ issue again).

 

 

Al

 
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