X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-db01.mx.aol.com ([205.188.91.95] verified) by logan.com (CommuniGate Pro SMTP 5.4.4) with ESMTP id 5420526 for flyrotary@lancaironline.net; Tue, 28 Feb 2012 20:42:31 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.91.95; envelope-from=shipchief@aol.com Received: from mtaomg-mb04.r1000.mx.aol.com (mtaomg-mb04.r1000.mx.aol.com [172.29.41.75]) by imr-db01.mx.aol.com (8.14.1/8.14.1) with ESMTP id q1T1fq8f026393 for ; Tue, 28 Feb 2012 20:41:52 -0500 Received: from core-ddd002b.r1000.mail.aol.com (core-ddd002.r1000.mail.aol.com [172.29.52.197]) by mtaomg-mb04.r1000.mx.aol.com (OMAG/Core Interface) with ESMTP id ECA94E000081 for ; Tue, 28 Feb 2012 20:41:51 -0500 (EST) References: To: flyrotary@lancaironline.net Subject: Re: [FlyRotary] Re: Thermostats. In-Reply-To: X-MB-Message-Source: WebUI MIME-Version: 1.0 From: shipchief@aol.com X-MB-Message-Type: User Content-Type: multipart/alternative; boundary="--------MB_8CEC49A71BA2290_1C8C_CB1F_webmail-d173.sysops.aol.com" X-Mailer: AOL Webmail 35647-STANDARD Received: from 98.247.174.242 by webmail-d173.sysops.aol.com (205.188.162.234) with HTTP (WebMailUI); Tue, 28 Feb 2012 20:41:51 -0500 Message-Id: <8CEC49A71B2FE5E-1C8C-33D3@webmail-d173.sysops.aol.com> X-Originating-IP: [98.247.174.242] Date: Tue, 28 Feb 2012 20:41:51 -0500 (EST) x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20110426; t=1330479712; bh=NpwVjBuAWv/p5dPkO04ra+pGm4oqPRCfLMB+hEr6bH8=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=PyCpvucvGOrWUgqoJUopUqm8DmPkWHuKhf525We0GaoLq779aY52E1m/lWs09kAy6 sQ7GLSYltRQcKVQf/iI9kfoMdSl9Ne46+QPEpwvA/2rCje49yeRaUuBHc/rvKYW6GM 2oJ6PWw5GyRn9naLHUy+FNDLTw3dZ8OWx2A6aB6w= X-AOL-SCOLL-SCORE: 0:2:468230016:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d294b4f4d825f68f0 This is a multi-part message in MIME format. ----------MB_8CEC49A71BA2290_1C8C_CB1F_webmail-d173.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="us-ascii" Thanks for the kind of recognition Rotorheads can only dream of! Today was a brief day at the airport. The radiator cap issue was all my fault. It has a strong spring, maybe a 20= # rating? I hadn't pushed it down and turned it that last bit. I had to tighten some fuel line B nuts, top off the coolant, reinstall the = cowl top and tie the tail to the car.=20 About then the local A&P who used to annual my Cessna drove up. We chatted = about the plane for a while, then I got in and started it up! He was pretty interested in the sound and how it ran as I warmed it up. After a few minutes he left. About then it was getting 135F coolant and 145= F oil, so I started adding power. Up and down adjusting mixture, scrolling the monitor pages for fuel flow, e= stimated power, RPM manifold pressure, water pressure (now 17# instead of 4= #) etc. All was running good and sounding sweet. (loud but even and smooth) I put o= n my Peltor headset with Headsets Inc ANR. Better. I turned on the ANR and it is going to be fine. The Turbo does atte= nuate the noise.=20 I eventually ran it up to 50% rated power @ 4800 RPM, today it ran fine. Th= e water temp holds at under 170F, but above 4500RPM the oil temp climbs. So= after a bit of reduced power and cooling of the oil, I went back up, this = time to 5000 RPM, which indicated 40 inches of manifold pressure and about = 60% power. I didn't spend much time at these power ratings, but did see a b= rief period at 44 inches and 74%.=20 Also I tested the B controller, which I have not been tuning, aside from th= e initial mode 3 change to accomodate my 450cc primary injectors. I have GM= style 850 # secondary injectors, which might flow marginally more than the= 450cc units they replaced, so I seem to be getting richer as I increase th= rottle? Anyway, the B controller seemed to run maybe better than the A, so I need t= o review the difference. The igintion cutout switch worked similar to a mag= check, sweet! More time reading the manual. My confidence is increasing. Today's run time was 26 minutes. A little water burped out the already full= overflow can afer I shut down. Total time is 4.9 hours.\Post run inspectio= n was good. I could have run longer. Throttle response is notchy as various stages kick in and out, but sofar al= l is within the mixture control range.=20 I suspect these can be smoothed out before first flight. I still have to pu= t on the wing tips, add the radios, antennae, lights etc. Press On!! The closer it gats the more fun you have!! -----Original Message----- From: Ernest Christley To: Rotary motors in aircraft Sent: Tue, Feb 28, 2012 9:44 am Subject: [FlyRotary] Re: Thermostats. Chris Barber wrote: 150 dbs...WOW, I was concerned about my mid 90's, IIRC. I knew the turbo helped but didn't realize that much. =20 =20 =20 Well, that is according to my I-Phone meter. The folks around still think my plane is LOUD. =20 =20 =20 Yes, it is fun to turn Dino's into Decibels. Now, maybe to actually try to fly reliable and safely..... =20 In a few more days we'll see how well my TAR engineered muffler tones it do= wn. -- omepage: http://www.flyrotary.com/ rchive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.h= tml ----------MB_8CEC49A71BA2290_1C8C_CB1F_webmail-d173.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="us-ascii"
Thanks for the kind of recognition Rotorheads can only dream of!
Today was a brief day at the airport.
The radiator cap issue was all my fault. It has a strong spring, maybe= a 20# rating? I hadn't pushed it down and turned it that last bit.
I had to tighten some fuel line B nuts, top off the coolant, reinstall= the cowl top and tie the tail to the car.
About then the local A&P who used to annual my Cessna drove up. We= chatted about the plane for a while, then I got in and started it up!
He was pretty interested in the sound and how it ran as I warmed it up= .
After a few minutes he left. About then it was getting 135F coolant an= d 145F oil, so I started adding power.
Up and down adjusting mixture, scrolling the monitor pages for fuel fl= ow, estimated power, RPM manifold pressure, water pressure (now 17# instead= of 4#) etc.
All was running good and sounding sweet. (loud but even and smooth) I = put on my Peltor headset with Headsets Inc ANR.
Better. I turned on the ANR and it is going to be fine. The Turbo does= attenuate the noise.
I eventually ran it up to 50% rated power @ 4800 RPM, today it ran fin= e. The water temp holds at under 170F, but above 4500RPM the oil temp climb= s. So after a bit of reduced power and cooling of the oil, I went back up, = this time to 5000 RPM, which indicated 40 inches of manifold pressure and a= bout 60% power. I didn't spend much time at these power ratings, but did se= e a brief period at 44 inches and 74%.
Also I tested the B controller, which I have not been tuning, aside fr= om the initial mode 3 change to accomodate my 450cc primary injectors. I ha= ve GM style 850 # secondary injectors, which might flow marginally more tha= n the 450cc units they replaced, so I seem to be getting richer as I increa= se throttle?
Anyway, the B controller seemed to run maybe better than the A, so I n= eed to review the difference. The igintion cutout switch worked similar to = a mag check, sweet!
More time reading the manual. My confidence is increasing.
Today's run time was 26 minutes. A little water burped out the already= full overflow can afer I shut down. Total time is 4.9 hours.\Post run insp= ection was good. I could have run longer.
Throttle response is notchy as various stages kick in and out, but sof= ar all is within the mixture control range.
I suspect these can be smoothed out before first flight. I still have = to put on the wing tips, add the radios, antennae, lights etc.
Press On!! The closer it gats the more fun you have!!
 


 
= -----Original Message-----
From: Ernest Christley <echristley@att.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Tue, Feb 28, 2012 9:44 am
Subject: [FlyRotary] Re: Thermostats.

Chris =
Barber wrote:
> 150 dbs...WOW, I was concerned about my mid 90's, IIRC.  I knew the
> turbo helped but didn't realize that much.
>=20
> =20
>=20
> Well, that is according to my I-Phone meter.  The folks around still
> think my plane is LOUD.
>=20
> =20
>=20
> Yes, it is fun to turn Dino's into Decibels.  Now, maybe to actually t=
ry
> to fly reliable and safely.....
>=20

In a few more days we'll see how well my TAR engineered muffler tones it do=
wn.

--
Homepage:  http://www=
.flyrotary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/lists/fly=
rotary/List.html
----------MB_8CEC49A71BA2290_1C8C_CB1F_webmail-d173.sysops.aol.com--