X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-ob0-f181.google.com ([209.85.214.181] verified) by logan.com (CommuniGate Pro SMTP 6.0.5) with ESMTPS id 6392841 for lml@lancaironline.net; Fri, 26 Jul 2013 22:39:52 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.214.181; envelope-from=billhogarty@gmail.com Received: by mail-ob0-f181.google.com with SMTP id dn14so5583811obc.12 for ; Fri, 26 Jul 2013 19:39:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=154NynpYyA3kF9WebbBE7zke3Q/xb0OK/pnmRhSylb8=; b=Ritkyk3ojIsxE76DOcKVBAkraexcrfBcIfgtYxT00x5wZfj7FUNxswpkgveMwZJZJQ hDkKg0x7D34qvGG7fcqf/J11MIJZ5PJcM1/MLMP42woSZz9GWalFjVIyL/jC6sVH5L5k xzwLwB2Y+IyDxSdxyGa4xl4KoaemrMppPqran7PC0BajK8LQcmhc249OjVudRe4rOJo7 A50wwvf0O25EBTaPwFx16hG9mC2sXVkgmWiMYji7MtxCw7On+uotGKueIDVHwConEzLI lMM5hCj/BcIpVOXuF5npx+lIqjGtSPh2WKinrAOpjwYgzY8Jstipw7Q4M9m83ZESWD3Y 53Qg== MIME-Version: 1.0 X-Received: by 10.182.227.227 with SMTP id sd3mr40960788obc.68.1374892758081; Fri, 26 Jul 2013 19:39:18 -0700 (PDT) Received: by 10.182.34.169 with HTTP; Fri, 26 Jul 2013 19:39:18 -0700 (PDT) In-Reply-To: References: Date: Fri, 26 Jul 2013 19:39:18 -0700 Message-ID: Subject: Re: [LML] Prop for sale....and no nothing to do with the previous case.. From: "William A. Hogarty" To: Lancair Mailing List Content-Type: multipart/alternative; boundary=001a11c359c4732a1204e2752afd --001a11c359c4732a1204e2752afd Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Ron: Im looking for a prop. What plane was the prop installed on? Did you own the prop since it was new. Have maint records? Where located? Thanks, bill Hogarty On Tue, Jul 23, 2013 at 8:58 AM, Ronald Stevens wrote: > Hello guys**** > > ** ** > > I do have the *full feathering* Hartzell (HC-H3YF-2UF/FC7693DF) for sale > as I just had the 4 bladed MT prop installed. So far this prop does have > less vibration and is smoother, but=85.well that is it. I do not have the > reversed governor installed yet so I will not do the anticipated PIREP ye= t. > **** > > ** ** > > Anyway, my prop has less than 450hours, is clean, no nicks, simple wear > and tear, but all in 100% condition, and just had the annual done and was > checked as well.**** > > ** ** > > Make me a good offer I cannot refuse J**** > > ** ** > > Thanks =96 Ronald**** > > ** ** > > Lancair n45HL, IVp, >250hours and counting=85.**** > > ** ** > > *From:* Lancair Mailing List [mailto:lml@lancaironline.net] *On Behalf Of > *Colyn Case > *Sent:* Monday, July 22, 2013 7:17 PM > *To:* Lancair Mailing List > *Subject:* [LML] Re: Potential Problem-Engine Vibration**** > > ** ** > > Bob, there's a blade part and a hub part.**** > > e.g. my full feathering is a **** > > HC-H3YF-2UF/FC7693DF which was the latest and greatest in 2004.**** > > ** ** > > (It also has a TKS slinger ring and boots on it) **** > > ** ** > > ** ** > > On Jul 22, 2013, at 9:27 AM, Bob Rickard wrote:**** > > ** ** > > Prop is HC-H3YF-1RF with TSIO-550E on L-IVP**** > > ** ** > > Bob**** > > ** ** > > ** ** > > On Jul 21, 2013, at 11:13 PM, Colyn Case wrote:= * > *** > > > > **** > > Bob , Can you please specify the model number of the blades and hub? > More than one exist which match "78 inch Hartzell"**** > > ** ** > > Colyn**** > > > Sent from my iPhone**** > > > On Jul 21, 2013, at 11:54 PM, Robert R Pastusek > wrote:**** > > Gentlemen,**** > > **** > > This is an alert for a potentially serious problem with the Continental I= O/TSIO-550 engine/Hartzell 78=94 Scimitar propeller combination commonly us= ed on Lancair aircraft. Please appreciate that this is from a very small da= ta sample, and analysis is on-going, but it=92s important enough to share w= hat we now know. **** > > **** > > Lancair (N619SJ) owner Bob Rickard called last week to advise that he=92d= discovered a major crack in his crankshaft at the propeller flange and wan= ted to alert other owners flying the above engine/prop combination of his p= roblem. **** > > **** > > Bob has been chasing a random vibration in his airframe since he bought t= he aircraft three years/approximately 500 hours ago. The =93standard suspec= ts=94 of prop balance/run-out, engine mount/isolators, engine contact with = the cowling, etc. had been systematically ruled out over time. In frustrati= on, and unwilling to just ignore it, Bob ordered a new MT 4-blade to replac= e the Hartzell, remaining very uncomfortable with the vibration and unable = to think of any other possible fixes. Part of Bob=92s discomfort was based = on the fact that he=92d talked extensively to Ed Smith who had similar vibr= ation issues with the same engine/propeller combination. (Ed=92s N9JE exper= ienced an in-flight crankshaft failure/departure of the prop in 2010; Ed su= ccessfully dead-sticked the airplane onto a beach.)**** > > **** > > Bob=92s recent discovery of the cracked crankshaft was made when the Hart= zell was removed for replacement with a new MT prop. At the time of removal= /discovery, the engine had just more than 100 flight hours since major over= haul. The crankshaft had been checked for cracks at overhaul, and the actua= l eddy current test results were still available showing no cracks or irreg= ularities at that time. Bob believes that the crack developed within the la= st 100 flight hours as a result of long-term exposure to harmonic vibration= , and that this vibration could be a result of an incompatibility between h= is big-bore Continental and this specific Hartzell prop. He notes that alth= ough this is an =93FAA approved=94 engine/propeller combination, he has tal= ked to other airplane owners flying this combination who have/are experienc= ing similar vibration issues. **** > > **** > > We understand that Continental and the FAA have been notified of this pro= blem, but we have no additional information at this time. LOBO expects to p= ublish a more detailed report on this in the next monthly newsletter, but b= oth Ed Smith and Bob Rickard felt this discovery was worth making immediate= notification about. Specifically, any unusual or new engine vibration shou= ld be cause for immediate attention. Bob considers himself very lucky to ha= ve caught the crack before in-flight failure. **** > > **** > > We=92ll devote a few minutes to share what we know/answer questions at ou= r LOBO Safety Forum to be held at 1300 in Forum Pavilion 2, Monday, 29 Augu= st, at AirVenture. Bob Rickard won=92t be available to discuss this at our = safety forum, but you can email him at r.rickard@rcginc-us.com. LOBO would = also appreciate an email or call (rpastusek@htii.com 757-286-4802) if you a= re experiencing similar problems.**** > > **** > > Thanks,**** > > Bob Pastusek**** > > For LOBO**** > > ** ** > > **** > > > Bob Rickard**** > > President, Rickard Consulting Group, Inc.**** > > r.rickard@rcginc-us.com**** > > > > > **** > > ** ** > > ** ** > --001a11c359c4732a1204e2752afd Content-Type: text/html; charset=windows-1252 Content-Transfer-Encoding: quoted-printable
Ron:
=A0
Im looking for a prop.= =A0 What plane was the prop installed on?=A0 Did you own the prop since it = was new.=A0 Have maint records?=A0 Where located?=A0=A0
=A0
Thanks, bill Hogarty


On Tue,= Jul 23, 2013 at 8:58 AM, Ronald Stevens <ronald@sdc.com> wrote= :

Hello guys

=A0

I do have=A0 the full feathering= Hartzell (HC-H3YF-2UF/FC7693DF) for sale as I ju= st had the 4 bladed MT prop installed. So far this prop does have less vibr= ation and is smoother, but=85.well that is it. I do not have the reversed g= overnor installed yet so I will not do the anticipated PIREP yet.=

= =A0

Anyway, my prop has less than 450hours, is clea= n, no nicks, simple wear and tear, but all in 100% condition, and just had = the annual done and was checked as well.

= =A0

Make me a good offer I cannot refuse J

= =A0

Thanks =96 Ronald

=A0

Lancair n45HL, IVp, >250hours and counting=85.

=A0

From: Lancair Ma= iling List [mailto:lml@lancaironline.net] On Behalf Of Colyn Case
Sent: Monday, July 22, 2013 7:17 PM
To: Lancair Mailing Li= st
Subject: [LML] Re: Potential Problem-Engine Vibration

=A0

Bob, =A0there's a blade part and a hub part.

e.g. my full feathering is a=A0

<= div>

HC-H3YF-2UF/FC7693DF which was the latest and gr= eatest in 2004.

=A0

(It also has a TKS slinger ring and boots on it)=A0

=A0

=

=A0

On Jul 22, 2013,= at 9:27 AM, Bob Rickard wrote:

=A0

Prop is HC-H3YF-1RF wit= h TSIO-550E on L-IVP

=A0

Bob

=A0

=A0

<= p class=3D"MsoNormal"> On Jul 21, 2013, at 11:13 PM, Colyn Case <colyncase@earthlink.net> wrote:



Bob , =A0 Can you please specify the model= number of the blades and hub? =A0More than one exist which match "78 = inch Hartzell"

<= /u>=A0

Colyn


Sent from my iPhone


On Jul 21, 2013, at 11:54 = PM, Robert R Pastusek <rpastusek@htii.com> wrote:

Gentlemen,
=A0
This is an alert for a potentially ser=
ious problem with the Continental IO/TSIO-550 engine/Hartzell 78=94 Scimita=
r propeller combination commonly used on Lancair aircraft. Please appreciat=
e that this is from a very small data sample, and analysis is on-going, but=
 it=92s important enough to share what we now know. 

=A0
Lancair (N619SJ) owner Bob Rickard called last=
 week to advise that he=92d discovered a major crack in his crankshaft at t=
he propeller flange and wanted to alert other owners flying the above engin=
e/prop combination of his problem. 


=A0
Bob has been chasing a random vibration in his=
 airframe since he bought the aircraft three years/approximately 500 hours =
ago. The =93standard suspects=94 of prop balance/run-out, engine mount/isol=
ators, engine contact with the cowling, etc. had been systematically ruled =
out over time. In frustration, and unwilling to just ignore it, Bob ordered=
 a new MT 4-blade to replace the Hartzell, remaining very uncomfortable wit=
h the vibration and unable to think of any other possible fixes. Part of Bo=
b=92s discomfort was based on the fact that he=92d talked extensively to Ed=
 Smith who had similar vibration issues with the same engine/propeller comb=
ination. (Ed=92s N9JE experienced an in-flight crankshaft failure/departure=
 of the prop in 2010; Ed successfully dead-sticked the airplane onto a beac=
h.)


=A0
Bob=92s recent discovery of the cracked cranks=
haft was made when the Hartzell was removed for replacement with a new MT p=
rop. At the time of removal/discovery, the engine had just more than 100 fl=
ight hours since major overhaul. The crankshaft had been checked for cracks=
 at overhaul, and the actual eddy current test results were still available=
 showing no cracks or irregularities at that time. Bob believes that the cr=
ack developed within the last 100 flight hours as a result of long-term exp=
osure to harmonic vibration, and that this vibration could be a result of a=
n incompatibility between his big-bore Continental and this specific Hartze=
ll prop. He notes that although this is an =93FAA approved=94 engine/propel=
ler combination, he has talked to other airplane owners flying this combina=
tion who have/are experiencing similar vibration issues. <=
/u>


=A0
We understand that Continental and the FAA hav=
e been notified of this problem, but we have no additional information at t=
his time. LOBO expects to publish a more detailed report on this in the nex=
t monthly newsletter, but both Ed Smith and Bob Rickard felt this discovery=
 was worth making immediate notification about. Specifically, any unusual o=
r new engine vibration should be cause for immediate attention. Bob conside=
rs himself very lucky to have caught the crack before in-flight failure. 


=A0
We=92ll devote a few minutes to share what we =
know/answer questions at our LOBO Safety Forum to be held at 1300 in Forum =
Pavilion 2, Monday, 29 August, at AirVenture. Bob Rickard won=92t be availa=
ble to discuss this at our safety forum, but you can email him at r.rickard@rcginc-us.c=
om. LOBO would also appreciate an email or call (rpastusek@htii.com 757-286-4802) if yo=
u are experiencing similar problems.


=A0
Thanks,


Bob Pastusek
For LOBO

=A0<= /u>

<RCG Logo for Email.jpg>


Bob Rickard=

President, Rickard= Consulting Group, Inc.




=A0

<= p class=3D"MsoNormal"> =A0


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