X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 09 Sep 2013 08:30:35 -0400 Message-ID: X-Original-Return-Path: Received: from mail-ob0-f176.google.com ([209.85.214.176] verified) by logan.com (CommuniGate Pro SMTP 6.0.6) with ESMTPS id 6459933 for lml@lancaironline.net; Mon, 09 Sep 2013 08:12:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.214.176; envelope-from=toddlong1@gmail.com Received: by mail-ob0-f176.google.com with SMTP id uz19so5832531obc.35 for ; Mon, 09 Sep 2013 05:12:07 -0700 (PDT) X-Received: by 10.182.32.70 with SMTP id g6mr10729355obi.81.1378728727063; Mon, 09 Sep 2013 05:12:07 -0700 (PDT) X-Original-Return-Path: Received: from [10.238.210.244] (240.sub-174-237-224.myvzw.com. [174.237.224.240]) by mx.google.com with ESMTPSA id ru3sm12387478obc.2.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 09 Sep 2013 05:12:06 -0700 (PDT) Subject: Re: [LML] low boost on take off References: From: Todd Long Content-Type: multipart/alternative; boundary=Apple-Mail-68A37957-352F-4238-84B2-B2D423EA9CDD X-Mailer: iPhone Mail (10B329) In-Reply-To: X-Original-Message-Id: <1CA7430C-9A65-4BEF-8F67-FA9A8308B696@gmail.com> X-Original-Date: Mon, 9 Sep 2013 07:12:00 -0500 X-Original-To: Lancair Mailing List Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (1.0) --Apple-Mail-68A37957-352F-4238-84B2-B2D423EA9CDD Content-Type: text/plain; charset=windows-1251 Content-Transfer-Encoding: quoted-printable Low boost won't help much if the engine pump fails. Will need high boost. Wh= ich will flood it if the engine pump is running.=20 Typing and grammar errors courtesy of Siri and the iPhone. On Sep 9, 2013, at 6:54, "Steve Colwell" wrote: > =20 > Reasons to run low boost all the time: > =20 > Do taxi and run up without low boost to verify the engine driven pump is w= orking. > Low boost for takeoff and climb (in case the engine pump fails when you ar= e close to the ground or too far from the airport) > Low boost is recommended above 10,000=92 density alt. to avoid vapor lock.= (I found this out the hard way) > In descent, why not leave it running (in case the engine pump fails when y= ou are close to the ground or too far from the airport) > =20 > Steve Colwell Legacy IO-550 > =20 > =20 > Subject: [LML] Re: low boost on take off > andres katz wrote: >=20 > Turn it on on the ground and leave it on for the duration, turn it off to s= hut the engine down otherwise cutting the mixture won't be enough >=20 > Sent from my iPad >=20 > On Sep 4, 2013, at 1:44 PM, Shane Bangerter wrote: >=20 > What is the best practice for use of low boost fuel pressure pump for the I= V-P TSIO 550 E? Activate on take off or wait to a certain altitude? I have= been flying into Colorado Springs elevation 6,187 with density altitudes ov= er 8,000 this summer and wonder if I should activate the low boost pump whil= e on the ground. > =20 > Shane Bangerter > 89GG > IV-P > 280 hrs --Apple-Mail-68A37957-352F-4238-84B2-B2D423EA9CDD Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable

Low boost won't help much if the engin= e pump fails. Will need high boost. Which will flood it if the engine pump i= s running.

Typing and grammar errors courtesy of Siri and the i= Phone.

On Sep 9, 2013, at 6:54, "Steve Colwell" <mcmess1919@yahoo.com> wrote:

Reasons to run low boost all the ti= me:
= ;
Do taxi and run u= p without low boost to verify the engine driven pump is working.<= /span>
Low boost for takeoff and= climb (in case the engine pump fails when you are close to the ground or to= o far from the airport)
<= span style=3D"font-size:10.0pt;font-family:"Tahoma","sans-ser= if"">Low boost is recommended above 10,000=E2=80=99 density alt. to avo= id vapor lock. (I found this out the hard way)
In descent, why not leave it running (in ca= se the engine pump fails when you are close to the ground or too far from th= e airport)

Steve Colw= ell Legacy IO-550
<= span style=3D"font-size:10.0pt;font-family:"Tahoma","sans-ser= if"">

Subj= ect: [LML] Re: low boost on take off=
andres katz wrote:

<= /o:p>
Turn it on on the gr= ound and leave it on for the duration, turn it off to shut the engine down o= therwise cutting the mixture won't be enough

Sent from my iPad
On Sep 4, 2013, at 1:44 PM, Shane Bangerter <Shane@rbr3.com> wrote:
What is t= he best practice for use of low boost fuel pressure pump for the IV-P TSIO 5= 50 E? Activate on take off or wait to a certain altitude? I have= been flying into Colorado Springs elevation 6,187 with density altitudes ov= er 8,000 this summer and wonder if I should activate the low boost pump whil= e on the ground.

Shane Bangerter
89GG=
= IV-P
280 hrs

= = --Apple-Mail-68A37957-352F-4238-84B2-B2D423EA9CDD--