X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost04.isp.att.net ([204.127.217.104] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3630722 for flyrotary@lancaironline.net; Sun, 03 May 2009 16:45:53 -0400 Received-SPF: pass receiver=logan.com; client-ip=204.127.217.104; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-146-125-137.mco.bellsouth.net[72.146.125.137]) by isp.att.net (frfwmhc04) with SMTP id <20090503204515H0400ea1lee>; Sun, 3 May 2009 20:45:15 +0000 X-Originating-IP: [72.146.125.137] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] prop? Date: Sun, 3 May 2009 16:45:14 -0400 Message-ID: <5E976C2E3F8E4093A7B02AC58FACD1C7@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0009_01C9CC0E.88F202A0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcnMLRXpNo7MIsSjQ7qLqjhtw+K8MAAAnO5w X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0009_01C9CC0E.88F202A0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Bryan, I don't know about the rest of it, but the drive lugs that come with Tracy's PSRU are 3/8 inch ID. You can drill them out to 7/16 or buy replacements from Saber Mfg. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry Sent: Sunday, May 03, 2009 4:23 PM To: Rotary motors in aircraft Subject: [FlyRotary] prop? I'm a novice when it comes to props. So, could I get some advice about the following prop that a guy has for sale. I have a Renesis with the RD-1C (RV 7). Plan on using the rotary cowl. The prop is question is a 3-blade MT. Model MTV 7-C-187-139. that's 73" diameter, electrically adjustable. Firstly, the bolts are 7/16 and the PSRU is 3/8th. Would there be a problem opening the holes? Secondly, the website (MT) indicates that 160 is max HP for the prop, but it also says that 175 is max diameter. This one is 187cm (73"). I have sent an email to MT regarding this, but want to let it get kicked around here on the forum. Lastly, in the construction manual, Van's doesn't recommend aerobatics with an electrically adjustable prop. Thanks in advance for your replies. Bryan ------=_NextPart_000_0009_01C9CC0E.88F202A0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bryan,

I don’t know about the rest of it, but the drive lugs that = come with Tracy’s PSRU are 3/8 inch ID.  You can drill them out to 7/16 or buy = replacements from Saber Mfg. 

 

Bill B

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry
Sent: Sunday, May 03, = 2009 4:23 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] = prop?

I’m a novice when it comes to props. So, could = I get some advice about the following prop that a guy has for = sale.

I have a Renesis with the RD-1C (RV 7). Plan on using = the rotary cowl.

The prop is question is a 3-blade MT.  Model MTV 7-C-187-139.  that’s 73” diameter, electrically = adjustable.

Firstly, the bolts are 7/16 and the PSRU is = 3/8th.  Would there be a problem opening the = holes?

Secondly, the website (MT) indicates that 160 is max = HP for the prop, but it also says that 175 is max diameter.  This one is = 187cm (73”).

I have sent an email to MT regarding this, but want = to let it get kicked around here on the forum.

Lastly, in the construction manual, Van’s doesn’t recommend aerobatics with an electrically adjustable = prop.

Thanks in advance for your = replies.

Bryan

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