X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from co9outboundpool.messaging.microsoft.com ([207.46.163.24] verified) by logan.com (CommuniGate Pro SMTP 6.0.6) with ESMTPS id 6433178 for lml@lancaironline.net; Mon, 19 Aug 2013 15:08:17 -0400 Received-SPF: pass receiver=logan.com; client-ip=207.46.163.24; envelope-from=rpastusek@htii.com Received: from mail125-co9-R.bigfish.com (10.236.132.253) by CO9EHSOBE004.bigfish.com (10.236.130.67) with Microsoft SMTP Server id 14.1.225.22; Mon, 19 Aug 2013 19:07:41 +0000 Received: from mail125-co9 (localhost [127.0.0.1]) by mail125-co9-R.bigfish.com (Postfix) with ESMTP id A26A73A017F for ; Mon, 19 Aug 2013 19:07:41 +0000 (UTC) X-Forefront-Antispam-Report: CIP:157.56.245.5;KIP:(null);UIP:(null);IPV:NLI;H:CH1PRD0710HT002.namprd07.prod.outlook.com;RD:none;EFVD:NLI X-SpamScore: -2 X-BigFish: PS-2(zz9371Ic85fhdbeeh1443Izz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6hzz8275ch1d7338h1de098h1b1984h17326ah18c673h1de096h8275bh1b9c21h8275dh1de097hz2fh54h2a8h839hd25hf0ah1288h12a5h12bdh137ah1441h1504h1537h153bh15d0h162dh1631h1758h18e1h1946h19b5h19ceh1a24h1a82h1ad9h1b0ah1bceh1d07h1d0ch1d2eh1d3fh1de9h1dfeh1dffh1e1dh1fe8h1ff5h1155h) Received-SPF: pass (mail125-co9: domain of htii.com designates 157.56.245.5 as permitted sender) client-ip=157.56.245.5; envelope-from=rpastusek@htii.com; helo=CH1PRD0710HT002.namprd07.prod.outlook.com ;.outlook.com ; Received: from mail125-co9 (localhost.localdomain [127.0.0.1]) by mail125-co9 (MessageSwitch) id 1376939204775604_2419; Mon, 19 Aug 2013 19:06:44 +0000 (UTC) Received: from CO9EHSMHS031.bigfish.com (unknown [10.236.132.229]) by mail125-co9.bigfish.com (Postfix) with ESMTP id 099664001D8 for ; Mon, 19 Aug 2013 19:06:29 +0000 (UTC) Received: from CH1PRD0710HT002.namprd07.prod.outlook.com (157.56.245.5) by CO9EHSMHS031.bigfish.com (10.236.130.41) with Microsoft SMTP Server (TLS) id 14.16.227.3; Mon, 19 Aug 2013 19:06:28 +0000 Received: from CH1PRD0710MB367.namprd07.prod.outlook.com ([169.254.11.120]) by CH1PRD0710HT002.namprd07.prod.outlook.com ([10.255.152.37]) with mapi id 14.16.0347.000; Mon, 19 Aug 2013 19:06:27 +0000 From: Robert R Pastusek To: Lancair Mailing List Subject: RE: [LML] Re: Propeller for ES Thread-Topic: [LML] Re: Propeller for ES Thread-Index: AQHOnN1x877Ac+3DSki+UKNlFqnv65mc4VGA Date: Mon, 19 Aug 2013 19:06:26 +0000 Message-ID: <41361035E6613244A377D5AC3BF5EFDD6689D997@CH1PRD0710MB367.namprd07.prod.outlook.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [70.192.199.21] Content-Type: multipart/related; boundary="_004_41361035E6613244A377D5AC3BF5EFDD6689D997CH1PRD0710MB367_"; type="multipart/alternative" MIME-Version: 1.0 Return-Path: rpastusek@htii.com X-OriginatorOrg: htii.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% --_004_41361035E6613244A377D5AC3BF5EFDD6689D997CH1PRD0710MB367_ Content-Type: multipart/alternative; boundary="_000_41361035E6613244A377D5AC3BF5EFDD6689D997CH1PRD0710MB367_" --_000_41361035E6613244A377D5AC3BF5EFDD6689D997CH1PRD0710MB367_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I would second Robert's comments below for N437RP, my IV-P with the same ba= sic MT 4-blade, but not full feathering model. See Bill Harrelson's comment= s on this over the weekend...specifically that the MT will control to a low= er RPM than the Hartzell...thereby minimizing drag in max coarse pitch. Not= quite as low-drag as full feathering, but very close, at much less cost/co= mplexity. Two issues of note: I have is keeping paint on the blades...my problem, as = I've managed to get it into frozen ice crystals a couple of times. This pee= ls paint as well as sandpaper... L It's also just a bit slower (2-3 KTS?) = when run side by side against a 3-blade Hartzell scimitar at the same power= settings... This was not a scientific test, but as good as we could do wit= h two airplanes side by side... I've decided I'd gladly take my smooth oper= ation--at all power settings--in trade for a couple of knots of speed. I'd buy/install this prop again, given the choices. Bob From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Lanc= air-ESP Sent: Monday, August 19, 2013 9:10 AM To: lml@lancaironline.net Subject: [LML] Re: Propeller for ES Tom, For the TSIO550 on my ES-P I chose the 4-blade feathering MT prop: MTV-14-D= -C-F/CF195-30b. RDD installed the de-ice boots and that did not disturb th= e perfect balance and incredibly smooth performance. The wood core dampens= vibration, the composite outer layer protects the prop from abrasion, and = the metal leading edge is in perfect condition after 350 hrs. Robert Simon N301ES From: Tom Wallace [mailto:tlwcfii@yahoo.com] Sent: Sunday, August 18, 2013 10:45 AM To: lml@lancaironline.net Subject: Propeller for ES It is finally time to purchase the propeller for my ES. I have a IO 550N engine. I searched the archives and didn't see any thread addressing this b= ut if I missed it I apologize for the redundancy. I would appreciate any input on why the Hartzell or MT props for this combination was chosen or other available props that have been used. Thanks= in advance for your input. Tom N726TW Blue Skies, [Personal Signature] Tom --_000_41361035E6613244A377D5AC3BF5EFDD6689D997CH1PRD0710MB367_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I would second Robert’s comments below for N437RP, my IV-= P with the same basic MT 4-blade, but not full feathering model. See Bill Harrelson’s comments on this over the weekend…= specifically that the MT will control to a lower RPM than the Hartzell...thereby minimizing drag in max coa= rse pitch. Not quite as low-drag as full feathering, but very close, at muc= h less cost/complexity.

 

Two issues of note: I have is keeping paint on the blades…= ;my problem, as I’ve managed to get it into frozen ice crystals a couple of times. This peels paint as well as sandpaper… <= /span>L<= /span>  It’s also just a bit slower (2-3 KTS?) when run side by side a= gainst a 3-blade Hartzell scimitar at the same power settings&= #8230; This was not a scientific test, but as good as we could do with two = airplanes side by side… I’ve decided I’d gladly take my s= mooth operation--at all power settings--in trade for a couple of knots of speed.

 

I’d buy/install this prop again, given the choices.


Bob

 

From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Lancair-ES= P
Sent: Monday, August 19, 2013 9:10 AM
To: lml@lancaironline.net
Subject: [LML] Re: Propeller for ES

 

Tom,=

 

For the TSIO550 on my = ES-P I chose the 4-blade feathering MT prop: MTV-14-D-C-F/CF195-30b.  = RDD installed the de-ice boots and that did not disturb the perfect balance= and incredibly smooth performance.  The wood core dampens vibration, the composite outer layer protects the prop f= rom abrasion, and the metal leading edge is in perfect condition after 350 = hrs.   

 

Robert Simon

N301ES

 

From: Tom Wallace [mai= lto:tlwcfii@yahoo.com]
Sent: Sunday, August 18, 2013 10:45 AM
To: lml@lancaironline.net
Subject: Propeller for ES

 

It is finally time to purchase the propel= ler for my ES. I have a IO 550N
engine. I searched the archives and didn't see any thread addressing this b= ut if
I missed it I apologize for the redundancy.
I would appreciate any input on why the Hartzell or MT props for this
combination was chosen or other available props that have been used. Thanks= in
advance for your input.

Tom
N726TW

 

Blue Skies,

=3D"Personal

Tom

 

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