X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 31 May 2012 15:17:31 -0400 Message-ID: X-Original-Return-Path: Received: from nm23-vm0.bullet.mail.bf1.yahoo.com ([98.139.212.191] verified) by logan.com (CommuniGate Pro SMTP 5.4.5) with SMTP id 5571179 for lml@lancaironline.net; Thu, 31 May 2012 15:12:29 -0400 Received-SPF: none receiver=logan.com; client-ip=98.139.212.191; envelope-from=mcmess1919@yahoo.com Received: from [98.139.212.146] by nm23.bullet.mail.bf1.yahoo.com with NNFMP; 31 May 2012 19:11:55 -0000 Received: from [98.139.213.6] by tm3.bullet.mail.bf1.yahoo.com with NNFMP; 31 May 2012 19:11:55 -0000 Received: from [127.0.0.1] by smtp106.mail.bf1.yahoo.com with NNFMP; 31 May 2012 19:11:55 -0000 X-Yahoo-Newman-Id: 607293.8941.bm@smtp106.mail.bf1.yahoo.com X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: a1.ngekVM1k8t1wH5Y0.Mm7ccpbWo3LL7GMYh7WPvY2Goq2 J8WfObq_P8Albv1bdiz.OD6yN3vTOhqCn6YJDLMG0JAQw_gXJxtYiVhfaOi8 Te09fpPokGkFN0C03c84hno69FFpFF7pmAX0kZY2I8PKsZIp4nc6.CUZpgvl e1Txx87BpE8lv.jG5oe2tqTfzTKF2haRhlxxtErSU75eDWgP8F1jG1wawq8j 1NKyYxmBXlTSIpApk4ouzXXIg.5GEwHNkfnO.9ry9GA6wJPM4kEl9oQB1xTr HkhbmZuQkiXk9ixoQZocuxk0O9FuxM42xXD_fBZaw1wd7zeiEMqqvC_RcO8S _8hxGBGQ3I3SXBFyo1zNLRD8IvIKaV4U2ifPmOZM_QamKca7VL5S70DTGAuM Xj1EcnRO2kCZHGT87c9HuO69VZxou9r1sOKTpW_IQ_zjNOBqFjry3QWBq24k iTHZWAVaBQXbzOw-- X-Yahoo-SMTP: rK4i7HqswBC7mDE8.sOiWQeO4CeReXc- Received: from StevePC (mcmess1919@98.244.5.145 with login) by smtp106.mail.bf1.yahoo.com with SMTP; 31 May 2012 12:11:55 -0700 PDT From: "Steve Colwell" X-Original-To: "'Lancair Mailing List'" , "'Bill Bradburry'" References: In-Reply-To: Subject: Fuel vent check valves X-Original-Date: Thu, 31 May 2012 12:11:48 -0700 X-Original-Message-ID: <027e01cd3f61$3b246170$b16d2450$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_027F_01CD3F26.8EC58970" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Ac0/USPZx8gJgpBPQtGzfCGA3G4AUgAC/8JA Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_027F_01CD3F26.8EC58970 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Bill, STOP. A vacuum cleaner is a ignition=explosion source and too powerful for the wing tank structure. A quick test for the Check Valves would be to blow in (should be easy) and suck back (the small hole in the check valve will allow a small amount of outflow). Warning, don't inhale and extinguish all smoking materials. Steve Thanks, Steve. That is what I expected should happen. I sent an email to Andair a couple of days ago but no response so far. I was asking them for ways to test the check valves in place. They are not the easiest thing to access to remove. I plan to try to test them today. Probably a vacuum cleaner with the fuel caps off?? I want to be careful about pressurizing the tanks. That is why I hoped to hear from Andair. Bill B _____ From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Steve Colwell Sent: Thursday, May 31, 2012 8:07 AM To: lml@lancaironline.net Subject: [LML] Fuel vent check valves Bill, Not normal! You should be able to carry 32 gal. per side without venting. Is your fuel system per the plans from wing tanks to the engine? Are the vents modified in any way? Early on I switched from the stock Plastic fuel caps to the optional Key Locking Aluminum Top Caps and that solved a venting problem (out of the caps) for me. Are you sure the Andair fuel vent valves in the wing tips are in correctly? Steve Colwell Legacy IO-550 I am still getting what I consider a lot of fuel coming out of the fuel vents on my Legacy. I no longer put more than about 20 gal in each tank but I am still getting leakage from the vents. Is this normal? What should I check and how should I go about it? Bill B ------=_NextPart_000_027F_01CD3F26.8EC58970 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bill,

 

STOP…  A vacuum cleaner is a ignition=3Dexplosion source = and too powerful for the wing tank structure.  A quick test for the = Check Valves would be to blow in (should be easy) and suck back (the = small hole in the check valve will allow a small amount of outflow). =

 

Warning, don’t inhale and extinguish all smoking = materials.

 

Steve

 <= /o:p>

 

Th= anks, Steve.

 

Th= at is what I expected should happen.  I sent an email to Andair a = couple of days ago but no response so far.  I was asking them for = ways to test the check valves in place.  They are not the easiest = thing to access to remove.  I plan to try to test them today.  = Probably a vacuum cleaner with the fuel caps off??  I want to be = careful about pressurizing the tanks.  That is why I hoped to hear = from Andair…

 

Bi= ll B

 

From:= = Lancair Mailing List [mailto:lml@lancaironline.net] = On Behalf Of Steve Colwell
Sent: Thursday, May 31, 2012 = 8:07 AM
To: lml@lancaironline.net
Sub= ject: [LML] Fuel vent check valves

 

Bill,

 

Not normal!  You should be able to carry 32 gal. per side = without venting.  Is your fuel system per the plans from wing tanks = to the engine?  Are the vents modified in any way?  Early on I = switched from the stock Plastic fuel caps to the optional Key Locking = Aluminum Top Caps and that solved a venting problem (out of the caps) = for me.  Are you sure the Andair fuel vent valves in the wing tips = are in correctly?

 

Steve Colwell  Legacy IO-550

 

I am still = getting what I consider a lot of fuel coming out of the fuel vents on my = Legacy.  I no longer put more than about 20 gal in each tank but I = am still getting leakage from the vents.

 

Is this = normal?  What should I check and how should I go about = it?

 

Bill = B

------=_NextPart_000_027F_01CD3F26.8EC58970--