Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Wed, 15 Oct 2003 12:36:30 -0400 Message-ID: X-Original-Return-Path: Received: from [24.93.67.82] (HELO ms-smtp-01-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.1.5) with ESMTP id 2637698 for flyrotary@lancaironline.net; Wed, 15 Oct 2003 10:20:43 -0400 Received: from o7y6b5 (clt78-020.carolina.rr.com [24.93.78.20]) by ms-smtp-01-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id h9FEKe2J006948 for ; Wed, 15 Oct 2003 10:20:41 -0400 (EDT) X-Original-Message-ID: <001501c39326$e7913780$1702a8c0@WorkGroup> From: "Ed Anderson" X-Original-To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: EWP - series pumps and wacky ideas X-Original-Date: Wed, 15 Oct 2003 10:16:19 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0012_01C39305.60334C40" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. ------=_NextPart_000_0012_01C39305.60334C40 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Wednesday, October 15, 2003 9:38 AM Subject: [FlyRotary] Re: EWP - series pumps and wacky ideas Tonight, while descending from 9500' I kept the controller bypassed = allowing the pump to flow at full speed. I found that it cooled off so = that the hot coolant out of the engine was below the bottom scale of the = gauge (<50C) and coolant press was 0psi. Then when I entered the circuit = and applied power, it ran rough until it warmed up a bit.=20 Interesting. Hey Ed, Tracy, Bill (?), anyone else without a = thermostat- what sort of temps do you guys see when making a long low = power descent? =20 =20 All great info Todd. Thanks. Rusty Rutsy, Depends on the OAT, but in the summer my coolant will drop to 160F on = a long descent, in the winter it might get down to 140F. Never noticed = any problems from it although I am undoubtedly not getting as good a = milage at those temps. But, then I'm letting down so presumably I am = headed for landing {:>) Ed Anderson ------=_NextPart_000_0012_01C39305.60334C40 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
 
 
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Wednesday, October 15, = 2003 9:38=20 AM
Subject: [FlyRotary] Re: EWP - = series=20 pumps and wacky ideas

Tonight, while = descending from 9500'=20 I kept the controller bypassed allowing the pump to flow at full = speed. I=20 found that it cooled off so that the hot coolant out of the engine was = below=20 the bottom scale of the gauge (<50C) and coolant press = was 0psi. Then=20 when I entered the circuit and applied power, it ran rough until = it=20 warmed up a bit. 
 
Interesting.  Hey Ed, Tracy, Bill (?), = anyone else=20 without a thermostat- what sort of temps do you guys see when making a = long=20 low power descent? =20
 
 
All great info Todd. =20 Thanks.
Rusty
 
Rutsy,
 
Depends on the OAT, but = in the=20 summer my coolant will drop to 160F on a long descent, in the winter = it might=20 get down to 140F.  Never noticed any problems from it although I = am=20 undoubtedly not getting as good a milage at those temps.  But, = then I'm=20 letting down so presumably I am headed for landing=20 {:>)
 
Ed=20 Anderson
 
 
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