X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost01.isp.att.net ([207.115.11.51] verified) by logan.com (CommuniGate Pro SMTP 5.3.10) with ESMTP id 4557863 for flyrotary@lancaironline.net; Sat, 06 Nov 2010 12:59:02 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.51; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-148-241.mco.bellsouth.net[98.85.148.241]) by isp.att.net (frfwmhc01) with SMTP id <20101106165825H0100fek2qe>; Sat, 6 Nov 2010 16:58:25 +0000 X-Originating-IP: [98.85.148.241] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Adjust BELOW Observe ABOVE Date: Sat, 6 Nov 2010 12:58:28 -0400 Message-ID: <1E3518826001482B993B1C92ABADE7B2@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_002F_01CB7DB2.4EEBD480" X-Mailer: Microsoft Office Outlook 11 Thread-Index: Act90wqfr/PMIaDbQEu5U+vVnCQrtAAADFwA X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_002F_01CB7DB2.4EEBD480 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Ed, I was thinking of trying that. I couldn't figure out which bins are not correct. For example, in my case, the bins go from 43-44 to 47-48 when it jumps. So I didn't know if I should adjust the intervening bins (the ones it skips) or one or the other side of the jump. It seems that you adjusted the receiving bins?? Bill _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Ed Anderson Sent: Saturday, November 06, 2010 12:52 PM To: Rotary motors in aircraft Subject: [FlyRotary] Adjust BELOW Observe ABOVE Bill, if you don't like the idea of using Mode 6 because it may cause an adjustment of all bins above staging - here is an alternative suggestion based on the way I coped with the situation. As I mentioned my engine would also bog due to leaning during the staging process - being too lazy to read the manual and spot Mode 6 as a possible solution, I used the "brute force" method. I observed that when my engine staged my bin pointer would jump from the 30 some region to around 60. It was immediately after I observed the manifold pointer to make that jump - that the air/fuel ratio went lean and the engine bogged. So from the lean indication I was getting , I presume my engine was (for whatever reason) not getting adequate fuel in the bins around 60. So I started increasing the MAP values in bins 60-65 higher (enrichen) in incremental steps. I found that each adjustment richer in those bins caused the bog to become less severe giving me a comfortable feeling I was headed in the correct direction. Eventually the bog disappeared and my bin values above 65 were not affected because I did nothing to change those. You might want to try that method - but I would give Mode 6 another try by adjusting below staging and checking results above staging. Ed Edward L. Anderson Anderson Electronic Enterprises LLC 305 Reefton Road Weddington, NC 28104 http://www.andersonee.com http://www.eicommander.com ------=_NextPart_000_002F_01CB7DB2.4EEBD480 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Ed,

I was thinking of trying = that. I couldn’t figure out which bins are not correct. For example, in my case, = the bins go from 43-44 to 47-48 when it jumps. So I didn’t know if I = should adjust the intervening bins (the ones it skips) or one or the other side of the = jump.

It seems that you adjusted the = receiving bins??

Bill

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Ed Anderson
Sent: Saturday, November = 06, 2010 12:52 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] = Adjust BELOW Observe ABOVE

Bill, if you don't like the idea of using Mode 6 = because it may cause an adjustment of all bins above staging - here is an = alternative suggestion based on the way I coped with the = situation.

As I mentioned my engine would also bog due to = leaning during the staging process - being too lazy to read the manual and spot = Mode 6 as a possible solution, I used the "brute force" method. = I observed that when my engine staged my bin pointer would jump from the = 30 some region to around 60. It was immediately after I observed the = manifold pointer to make that jump - that the air/fuel ratio went lean and = the engine bogged.

So from the lean indication I was getting , I presume = my engine was (for whatever reason) not getting adequate fuel in the bins = around 60. So I started increasing the MAP values in bins 60-65 = higher (enrichen) in incremental steps. I found that each adjustment = richer in those bins caused the bog to become less severe giving me a comfortable = feeling I was headed in the correct direction. Eventually the bog = disappeared and my bin values above 65 were not affected because I did nothing to change = those.

You might want to try that method - but I would give = Mode 6 another try by adjusting below staging and checking results above = staging.

Ed

Edward L. Anderson
Anderson Electronic Enterprises LLC
305 Reefton = Road
Weddington, = NC 28104
http://www.andersonee.com
http://www.eicommander.com

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