X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 09 Feb 2011 14:23:20 -0500 Message-ID: X-Original-Return-Path: Received: from nm24.bullet.mail.ne1.yahoo.com ([98.138.90.87] verified) by logan.com (CommuniGate Pro SMTP 5.4c2a) with SMTP id 4844007 for lml@lancaironline.net; Wed, 09 Feb 2011 14:04:11 -0500 Received-SPF: none receiver=logan.com; client-ip=98.138.90.87; envelope-from=gbfitz@swbell.net Received: from [98.138.90.55] by nm24.bullet.mail.ne1.yahoo.com with NNFMP; 09 Feb 2011 19:03:36 -0000 Received: from [98.138.89.248] by tm8.bullet.mail.ne1.yahoo.com with NNFMP; 09 Feb 2011 19:03:36 -0000 Received: from [127.0.0.1] by omp1040.mail.ne1.yahoo.com with NNFMP; 09 Feb 2011 19:03:36 -0000 X-Yahoo-Newman-Id: 711717.54394.bm@omp1040.mail.ne1.yahoo.com Received: (qmail 59126 invoked from network); 9 Feb 2011 19:03:36 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=swbell.net; h=DKIM-Signature:Received:X-Yahoo-SMTP:X-YMail-OSG:X-Yahoo-Newman-Property:From:To:References:In-Reply-To:Subject:Date:Message-ID:MIME-Version:Content-Type:X-Mailer:Thread-Index:Content-Language; b=Sa/79Hc92Zi5lZAsFTi/bSJrS6GNmEGbSMvpi4PV7EuULOeBYdL7n+CaO4mZFfWoPf0jN7AsV5Y3FRX82eidXQ76Ezz6wxep445oxrDJSlpIoiS9c5rIFepnuCnjz/MQrEQ3TlH78UbPBrmwbzQxU/y5fq60Db+miV5hgoqonqg= ; Received: from MonsterGarage (gbfitz@99.191.179.121 with login) by smtp103.sbc.mail.ne1.yahoo.com with SMTP; 09 Feb 2011 11:03:36 -0800 PST X-Yahoo-SMTP: YDcEmEeswBCQ9VCECdJgJSdIOsUDlolGAbHYYIoo X-YMail-OSG: 1GJhxFcVM1mLodWG57hKGnGx7hGURJT83jpQm_mxd6MWZ6J SKK9VMMTpvBfFqKDNNYQXVsvWkJAZjBYfsOawJT7JhjroCTK1il25F5wzIar NIaz9lKv.7u5XelLpntLNTl6f8ZTR_cnhVvxwwnFSFGpFJC9p_16iXOxMN8r EUxlQLRoaL4IBGNwP0TquCz6rg7ObZMpoWj0TnPgvNOaP8G4KhF5gIyzXX_H HJR295bv0ZGdZMG60A9X0k5JowsNtEsT6TmZ2aYVmbDnVkh0JkTwAS1wr X-Yahoo-Newman-Property: ymail-3 From: "Gary Fitzgerald" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: [LML] Re: LNC2 Hydraulic Landing Gear Pressure Switch Wear Issues X-Original-Date: Wed, 9 Feb 2011 13:03:06 -0600 X-Original-Message-ID: <001b01cbc88b$fc864b60$f592e220$@net> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001C_01CBC859.B1EBDB60" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: AcvIcuvqoC68nDR6TU6DkamXOpFrLwAFO27A Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_001C_01CBC859.B1EBDB60 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit If you're still building, or just want to upgrade your hydraulic system controls from 1940's automotive parts to 21st century automotive parts, consider Tyco's VF7 series of relays or an equivalent. Their contacts are rated for 70 Amps, however the coils draw less than 200ma. You'll also save a few pounds. Digikey has an equivalent model (Panasonic CB series) for about $5.00. Gary Fitzgerald LNC2 ~70% Engine: TBD St. Charles, MO From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Wolfgang Sent: Wednesday, February 09, 2011 10:04 AM To: lml@lancaironline.net Subject: [LML] Re: LNC2 Hydraulic Landing Gear Pressure Switch Wear Issues 500ma contact rating for a pressure switch will never work on a solenoid operated hydraulic pump. As Bill just indicated, 4 amps to the solenoid that runs the pump is typical. ------=_NextPart_000_001C_01CBC859.B1EBDB60 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

If you’re still building, or just want to upgrade your = hydraulic system controls from 1940’s automotive parts to = 21st century automotive parts, consider Tyco’s VF7 = series of relays or an equivalent.  Their contacts are rated for 70 = Amps, however the coils draw less than 200ma.  You’ll also = save a few pounds.  Digikey has an equivalent model (Panasonic CB = series) for about $5.00.

 

Gary Fitzgerald

LNC2 ~70%

Engine: TBD

St. Charles, MO

 

From:= = Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of = Wolfgang
Sent: Wednesday, February 09, 2011 10:04 = AM
To: lml@lancaironline.net
Subject: [LML] Re: LNC2 = Hydraulic Landing Gear Pressure Switch Wear = Issues

 

500ma = contact rating for a pressure switch will never work on a solenoid = operated hydraulic pump.

As Bill just = indicated, 4 amps to the solenoid that runs the pump is = typical.

 

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