X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 1 [X] Return-Path: Sender: To: lml Date: Sun, 31 Dec 2006 20:28:25 -0500 Message-ID: X-Original-Return-Path: Received: from vms048pub.verizon.net ([206.46.252.48] verified) by logan.com (CommuniGate Pro SMTP 5.1.4) with ESMTP id 1727430 for lml@lancaironline.net; Sun, 31 Dec 2006 16:04:11 -0500 Received: from jacky0da39824a ([71.97.243.113]) by vms048.mailsrvcs.net (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) with ESMTPA id <0JB5001HMP6G34M6@vms048.mailsrvcs.net> for lml@lancaironline.net; Sun, 31 Dec 2006 15:03:55 -0600 (CST) X-Original-Date: Sun, 31 Dec 2006 13:03:49 -0800 From: "Tom Gourley" Subject: Re: [LML] Alternator & Hydralic Pump Question (LIVP): Field CB X-Original-To: "Lancair Mailing List" Reply-to: "Tom Gourley" X-Original-Message-id: <001601c72d1f$2be78de0$790610ac@jacky0da39824a> MIME-version: 1.0 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 X-Mailer: Microsoft Outlook Express 6.00.2900.3028 Content-type: text/plain; format=flowed; charset=iso-8859-1; reply-type=original Content-transfer-encoding: 7bit X-Priority: 3 X-MSMail-priority: Normal References: > Alternator with Hydralic Pump Problem: > > Sometimes when my hydralic pump (gear, flaps) is running for more than a > brief period (ex, when flaps/gear are coming up on a go around), my 7.5amp > circuit breaker "FIELD" for the main alternator pops. Is 40A typical for a IVP hydraulic pump? That's about twice the current used by the Legacy hydraulic pump when the gear is in transit. What's your voltage when the warning light is flashing? The warning light usually means the bus voltage is low. What model of voltage regulator are you using? Tom Gourley