X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 27 Feb 2007 10:38:27 -0500 Message-ID: X-Original-Return-Path: Received: from [68.98.211.24] (HELO systems3.net) by logan.com (CommuniGate Pro SMTP 5.1.7) with ESMTP id 1871566 for lml@lancaironline.net; Tue, 27 Feb 2007 10:21:23 -0500 Received-SPF: none receiver=logan.com; client-ip=68.98.211.24; envelope-from=cberland@systems3.net Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C75A82.DCAEBE1A" X-MimeOLE: Produced By Microsoft Exchange V6.5 Subject: [LML] Re: IV-P Cabin Pressure Cable X-Original-Date: Tue, 27 Feb 2007 08:20:49 -0700 X-Original-Message-ID: <87C33F695961494D886EB3B6C8A476512562B1@s3server.Systems3.local> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [LML] Re: IV-P Cabin Pressure Cable Thread-Index: AcdaIAokgsybbW27RNum9IMrO8MncQAYjQFg From: "Craig Berland" X-Original-To: "Lancair Mail List" This is a multi-part message in MIME format. ------_=_NextPart_001_01C75A82.DCAEBE1A Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Yes, we are talking about the same thing. I received several valuable answers....thanks to all. Good time to point out the value of this list. Come to think of it, maybe someone's POH just may have something I didn't think of. I could become cynical, but I won't. Thanks for the input. Craig Berland=20 Craig: I am not sure if we are referring to the same thing, but in the mid 90's the factory modified the mixer box to include a Cabin Shut-off valve which was cable operated. It was meant as an emergency way to cut off airflow into the cabin from the engine in the event of a catastrophic turbine or engine failure leading to hot oil/toxic fumes/other nasties entering the cabin. It's use at high altitude would obviously mean you would not maintain pressurization, but that would be down on the list of priorities at just that moment (still something to keep in mind). So, I have mine right there below the throttle quadrant with a big red knob on it--and hopefully will never use it... =20 Doug Johnson N654DM 930hrs TT, glue still holding =20 " Do you IV-P drivers use the Cabin Pressure Cable? The cable that controls the mixer valve dump. "=20 =20 Craig Berland IV-P ------_=_NextPart_001_01C75A82.DCAEBE1A Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Yes, we are talking = about the same=20 thing. I received several valuable answers....thanks to all. = Good=20 time to point out the value of this list. Come to think of it, = maybe=20 someone's POH just may have something I didn't think of. I could = become=20 cynical, but I won't.

Thanks for the = input.

Craig Berland

Craig: I am not sure if we are referring to the = same thing,=20 but in the mid 90's the factory modified the mixer box to include a = Cabin=20 Shut-off valve which was cable operated. It was meant as an = emergency way=20 to cut off airflow into the cabin from the engine in the event of a = catastrophic=20 turbine or engine failure leading to hot oil/toxic fumes/other nasties = entering=20 the cabin. It's use at high altitude would obviously mean you would not = maintain=20 pressurization, but that would be down on the list of priorities at just = that=20 moment (still something to keep in mind). So, I have mine right there = below the=20 throttle quadrant with a big red knob on it--and hopefully will never = use=20 it...

Doug Johnson

N654DM 930hrs TT, glue still=20 holding

" Do you=20 IV-P drivers use the Cabin Pressure Cable? The cable that controls = the=20 mixer valve dump. "

Craig=20 Berland

IV-P

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