X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 28 Jan 2013 09:27:58 -0500 Message-ID: X-Original-Return-Path: Received: from ch1outboundpool.messaging.microsoft.com ([216.32.181.186] verified) by logan.com (CommuniGate Pro SMTP 6.0.1) with ESMTPS id 6032800 for lml@lancaironline.net; Mon, 28 Jan 2013 09:20:25 -0500 Received-SPF: pass receiver=logan.com; client-ip=216.32.181.186; envelope-from=rpastusek@htii.com Received: from mail7-ch1-R.bigfish.com (10.43.68.229) by CH1EHSOBE001.bigfish.com (10.43.70.51) with Microsoft SMTP Server id 14.1.225.23; Mon, 28 Jan 2013 14:19:50 +0000 Received: from mail7-ch1 (localhost [127.0.0.1]) by mail7-ch1-R.bigfish.com (Postfix) with ESMTP id 406483E0321 for ; Mon, 28 Jan 2013 14:19:50 +0000 (UTC) X-Forefront-Antispam-Report: CIP:157.56.245.5;KIP:(null);UIP:(null);IPV:NLI;H:CH1PRD0710HT003.namprd07.prod.outlook.com;RD:none;EFVD:NLI X-SpamScore: -1 X-BigFish: PS-1(zz98dIc85fhzz1ee6h1de0h1202h1e76h1d1ah1d2ahzz17326ah8275bh8275dh18c673hz2fh2a8h668h839hd25hf0ah1288h12a5h12bdh137ah1441h1504h1537h153bh15d0h162dh1631h1758h18e1h1155h) Received-SPF: pass (mail7-ch1: domain of htii.com designates 157.56.245.5 as permitted sender) client-ip=157.56.245.5; envelope-from=rpastusek@htii.com; helo=CH1PRD0710HT003.namprd07.prod.outlook.com ;.outlook.com ; Received: from mail7-ch1 (localhost.localdomain [127.0.0.1]) by mail7-ch1 (MessageSwitch) id 1359382773325016_26507; Mon, 28 Jan 2013 14:19:33 +0000 (UTC) Received: from CH1EHSMHS019.bigfish.com (snatpool2.int.messaging.microsoft.com [10.43.68.237]) by mail7-ch1.bigfish.com (Postfix) with ESMTP id 482EF605EB for ; Mon, 28 Jan 2013 14:19:33 +0000 (UTC) Received: from CH1PRD0710HT003.namprd07.prod.outlook.com (157.56.245.5) by CH1EHSMHS019.bigfish.com (10.43.70.19) with Microsoft SMTP Server (TLS) id 14.1.225.23; Mon, 28 Jan 2013 14:19:31 +0000 Received: from CH1PRD0710MB367.namprd07.prod.outlook.com ([169.254.11.248]) by CH1PRD0710HT003.namprd07.prod.outlook.com ([10.255.152.38]) with mapi id 14.16.0263.000; Mon, 28 Jan 2013 14:19:30 +0000 From: Robert R Pastusek X-Original-To: Lancair Mailing List Subject: RE: [LML] hydraulic pump/reservoir in IVP Thread-Topic: [LML] hydraulic pump/reservoir in IVP Thread-Index: AQHN/PiSgVbahRjc/EOFyPr/zXZ70phexDXQ X-Original-Date: Mon, 28 Jan 2013 14:19:30 +0000 X-Original-Message-ID: <41361035E6613244A377D5AC3BF5EFDD4A863C69@CH1PRD0710MB367.namprd07.prod.outlook.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [166.147.113.152] Content-Type: multipart/alternative; boundary="_000_41361035E6613244A377D5AC3BF5EFDD4A863C69CH1PRD0710MB367_" MIME-Version: 1.0 X-Original-Return-Path: rpastusek@htii.com X-OriginatorOrg: htii.com --_000_41361035E6613244A377D5AC3BF5EFDD4A863C69CH1PRD0710MB367_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable John Barrett wrote: Anyone know the capacity of the reservoir? I measured the box roughly and = got 6"X6"X6.5". Don't know the displacement of the internal parts that go = inside the tank. An even more important question is how full to fill the tank? All the way = or some measurement below the top? John, I'd recommend you leave at least an inch of airspace at the top of the rese= rvoir; 2" is better. This allows for thermal expansion and to accommodate a= ny air that might get into the system. It's also important that the tank be= vented as shown in the building diagrams...for the same reason. The volume= in the reservoir doesn't change appreciably during operation of the gear a= nd flaps. Also note that the tank has a pickup for the emergency extension = hand pump that is lower than the normal pump pickup. This allows the emerge= ncy pump to draw oil for gear extension after the electric pump has pumped = all it can overboard in the event of a leak. I made a very simple "dip stick" for the reservoir by drilling the fill plu= g from the inside for a length of 1/8" aluminum pipe, and bonding the tubin= g in the plug with JB Weld. Then mark the dip stick for the max and min lev= els you'd like. Do this easily by crimping the tube gently to mark it with = a pair of side cutters. Works well... Bob --_000_41361035E6613244A377D5AC3BF5EFDD4A863C69CH1PRD0710MB367_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

John Barrett wrote:

 

Anyone know the capacity of the reservoir?  I m= easured the box roughly and got 6”X6”X6.5”.  DonR= 17;t know the displacement of the internal parts that go inside the tank.

 

An even more important question is how full to fill = the tank?  All the way or some measurement below the top?

 

 

John,

 

I’d recommend you leave at least an inch of airspace at t= he top of the reservoir; 2” is better. This allows for thermal expansion and to accommodate any air that might get into the syste= m. It’s also important that the tank be vented as shown in the buildi= ng diagrams…for the same reason. The volume in the reservoir doesn= 217;t change appreciably during operation of the gear and flaps. Also note that the tank has a pickup for the emergency extensio= n hand pump that is lower than the normal pump pickup. This allows the emer= gency pump to draw oil for gear extension after the electric pump has pumpe= d all it can overboard in the event of a leak.

 

I made a very simple “dip stick” for the reservoir = by drilling the fill plug from the inside for a length of 1/8” aluminum pipe, and bonding the tubing in the plug with JB Weld.= Then mark the dip stick for the max and min levels you’d like. Do th= is easily by crimping the tube gently to mark it with a pair of side cutter= s.


Works well…


Bob

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