Return-Path: Received: from [208.145.81.85] (HELO mail.link77.net) by logan.com (CommuniGate Pro SMTP 4.2b6) with ESMTP-TLS id 241417 for flyrotary@lancaironline.net; Sat, 03 Jul 2004 02:10:04 -0400 Received: from [200.66.166.201] (account ralph_reed@mail.jaars.org HELO e4g1o9) by mail.link77.net (CommuniGate Pro SMTP 4.1.8) with ESMTP-TLS id 43601589 for flyrotary@lancaironline.net; Sat, 03 Jul 2004 02:09:24 -0400 Message-ID: <002601c460d5$4cb5cd20$c9a642c8@e4g1o9> From: "Ralph Reed" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: EC2 programming Date: Sat, 3 Jul 2004 01:11:01 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0022_01C4609A.9AE75B20" 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_0022_01C4609A.9AE75B20 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageRUSTY, HOW OLD ARE YOU? BLESSINGS, RALPH=20 PS I'M 58 AND STILL HAVE MOTORCYCLE ON MY LICENSE, BUT..... ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Friday, July 02, 2004 7:54 PM Subject: [FlyRotary] Re: EC2 programming Well, that is one of the reason you frequently find the BIG flow = injectors (say for racing) are of the Peak and Hold type. Using a large = flow saturation type would be a bear to get a good idle. I happen to = use the peak and hold Mazda injectors myself and have no problem with = idle. Somebody take away Rusty's motorcycle helmet. Ed Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Friday, July 02, 2004 10:33 PM Subject: [FlyRotary] Re: EC2 programming According to MSD the Satuation types take approx 2 milliseconds to = open whereas the Peak and hold only take 1.5 milliseconds.=20 I've always wondered if this wasn't the key to why some people get = better idle than others. I recently changed my primaries from 550 = Saturation type, to 460 saturation type, and didn't see any difference = in idle. I wonder if a set of 460 peak and hold injectors, with a = minimal size resistor (more punch, but still within the driver's current = limit) wouldn't work better. =20 Rusty (somebody stop me from buying motorcycles!)=20 ------=_NextPart_000_0022_01C4609A.9AE75B20 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
RUSTY, HOW OLD ARE YOU?
 
BLESSINGS, RALPH
 
PS I'M 58 AND STILL HAVE MOTORCYCLE ON MY LICENSE, = BUT.....
----- Original Message -----
From:=20 Ed Anderson
To: Rotary motors in = aircraft=20
Sent: Friday, July 02, 2004 = 7:54=20 PM
Subject: [FlyRotary] Re: EC2=20 programming

Well, that is one of the reason you = frequently=20 find the BIG flow injectors (say for racing) are of the Peak and = Hold=20 type.  Using a large flow saturation type would be a bear to = get a good=20 idle.  I happen to use the peak and hold Mazda injectors myself = and=20 have no problem with idle.
 
Somebody take away Rusty's = motorcycle=20 helmet.
 
Ed
 
Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, = NC
----- Original Message ----- =
From:=20 Russell=20 Duffy
To: Rotary motors in = aircraft=20
Sent: Friday, July 02, 2004 = 10:33=20 PM
Subject: [FlyRotary] Re: = EC2=20 programming

According to MSD the = Satuation types=20 take approx 2 milliseconds to open whereas the Peak and hold only = take 1.5=20 milliseconds. 
 
I've always wondered if this = wasn't the key to=20 why some people get better idle than others.  I recently = changed my=20 primaries from 550 Saturation type, to 460 saturation type, and = didn't see=20 any difference in idle.  I wonder if a set of 460 peak and = hold=20 injectors, with a minimal size resistor (more punch, but = still=20 within the driver's current limit) wouldn't work=20 better.  
 
Rusty (somebody stop me from buying=20 = motorcycles!) 

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