Return-Path: Received: from imf18aec.mail.bellsouth.net ([205.152.59.66] verified) by logan.com (CommuniGate Pro SMTP 4.3c3) with ESMTP id 820827 for flyrotary@lancaironline.net; Fri, 25 Mar 2005 21:43:16 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.66; envelope-from=sqpilot@bellsouth.net Received: from paul52u7f5qyav ([216.78.114.23]) by imf18aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with SMTP id <20050326024230.KPEL2051.imf18aec.mail.bellsouth.net@paul52u7f5qyav> for ; Fri, 25 Mar 2005 21:42:30 -0500 Message-ID: <001401c531ad$6bb31990$17724ed8@paul52u7f5qyav> From: "Paul" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: a better running rotary Date: Fri, 25 Mar 2005 20:34:15 -0600 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000E_01C5317A.031B2950" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_000E_01C5317A.031B2950 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable No problem, Bill...If I prevented even one person from making the same = mistake, I am very pleased. Paul Conner ----- Original Message -----=20 From: William=20 To: Rotary motors in aircraft=20 Sent: Thursday, March 24, 2005 10:40 PM Subject: [FlyRotary] Re: a better running rotary Thanks for sharing this, helps prevent the rest of us from repeating = it.=20 Bill Schertz KIS Cruiser # 4045 ----- Original Message -----=20 From: sqpilot@bellsouth.net=20 To: Rotary motors in aircraft=20 Sent: Friday, March 25, 2005 11:57 AM Subject: [FlyRotary] a better running rotary I went out to the airport today and ran the engine up, did a quick = full power runup and then went to the runway and took off and landed = (back on the same runway). Never ran better...matter of fact never ran = this well. What, might we ask made the dramatic improvement? I call it = reverse stupidity. A couple of days ago, I went to a page on my = MicroTech ECU handheld programmer that I had not previously viewed. It = showed rpm and water temp. My engine monitor showed a water temp of 160 = degrees F. The ECU monitor showed a water temp of -24 degrees C. Not = even close. To make a long story short, I had wired two monitors to one = water temp sending unit. After running the engine, the ECU water temp = climbed from -24C all the way up to -12C. I disconnected the wire that = went to the engine monitor, and the ECU water temp immediately went up = to 60C. Since the ECU varies fuel and timing based on water = temperatures, it was unable to do it's job correctly with inaccurate = water temp inputs. The cold start enrichment also was not functioning, = as the engine map's were supposed to start reducing mixture levels after = reaching 50 degrees C. It never saw those numbers, so it could not = function properly. Now, with the proper water temp inputs, it runs = GREAT !!! Cold start, warm up, idle through WOT is smooth as silk. To = think of all the time I wasted trying to program injector open times, = etc on an ECU that was receiving improper water temp information. I should have known better than to connect two monitors to one = sending unit, but I did it anyway. Just hoping others can learn from my = mistake instead of making their own. Just when I had a custom made mounting plate made for the HA-6 = carburetor I just purchased, the thing has to go and run like a swiss = watch. Murphy wins again. Take care. Paul Conner -------------------------------------------------------------------------= ----- No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database: 266.8.3 - Release Date: 3/25/2005 ------=_NextPart_000_000E_01C5317A.031B2950 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
No problem, Bill...If I prevented = even one=20 person from making the same mistake, I am very pleased.  Paul=20 Conner
----- Original Message -----
From:=20 William=20
Sent: Thursday, March 24, 2005 = 10:40=20 PM
Subject: [FlyRotary] Re: a = better running=20 rotary

Thanks for sharing this,  helps = prevent the=20 rest of us from repeating it.
 
Bill Schertz
KIS Cruiser # 4045
----- Original Message -----
From:=20 sqpilot@bellsouth.net =
To: Rotary motors in = aircraft=20
Sent: Friday, March 25, 2005 = 11:57=20 AM
Subject: [FlyRotary] a better = running=20 rotary

I went out to the airport today and = ran the=20 engine up, did a quick full power runup and then went to the runway = and took=20 off and landed (back on the same runway).  Never ran = better...matter of=20 fact never ran this well.  What, might we ask made the dramatic = improvement?  I call it reverse stupidity.  A couple of = days ago,=20 I went to a page on my MicroTech ECU handheld programmer that I had = not=20 previously viewed. It showed rpm and water temp. My engine monitor = showed a=20 water temp of 160 degrees F.  The ECU monitor showed a = water temp=20 of -24 degrees C. Not even close. To make a long story short, I had = wired=20 two monitors to one water temp sending unit. After running the = engine, the=20 ECU water temp climbed from -24C all the way up to -12C.  I=20 disconnected the wire that went to the engine monitor, and the ECU = water=20 temp immediately went up to 60C.  Since the ECU varies fuel and = timing=20 based on water temperatures, it was unable to do it's job = correctly=20 with inaccurate water temp inputs.  The cold start enrichment = also was=20 not functioning, as the engine map's were supposed to start reducing = mixture=20 levels after reaching 50 degrees C.  It never saw those = numbers, so it=20 could not function properly.  Now, with the proper water temp = inputs,=20 it runs GREAT !!!  Cold start, warm up, idle through WOT is = smooth as=20 silk.  To think of all the time I wasted trying to program = injector=20 open times, etc on an ECU that was receiving improper water temp=20 information.
     I should = have known=20 better than to connect two monitors to one sending unit, but I did = it=20 anyway. Just hoping others can learn from my mistake instead of = making their=20 own.
      Just = when I had=20 a custom made mounting plate made for the HA-6 carburetor I just = purchased,=20 the thing has to go and run like a swiss watch.  Murphy wins=20 again.  Take care.  Paul Conner

No virus found in this incoming message.
Checked by AVG=20 Anti-Virus.
Version: 7.0.308 / Virus Database: 266.8.3 - Release = Date:=20 3/25/2005
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