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Return-Path: Received: from [24.25.9.103] (HELO ms-smtp-04-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2b3) with ESMTP id 98159 for flyrotary@lancaironline.net; Mon, 31 May 2004 14:01:45 -0400 Received: from EDWARD (clt25-78-058.carolina.rr.com [24.25.78.58]) by ms-smtp-04-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id i4VI1DVw024308 for ; Mon, 31 May 2004 14:01:15 -0400 (EDT) Message-ID: <001a01c44739$47703360$2402a8c0@EDWARD> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] 5000 ft - AGL? Date: Mon, 31 May 2004 14:01:20 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0017_01C44717.C01E5610" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0017_01C44717.C01E5610 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageThe Sparkplug Attention Getter (SAG) will cause a lost of around = 300 rpm in an NA engine - don't know about a turbo. If it is the SAG = then a change of spark plugs will cure it - so a fairly easy check. The = SAG is intermittent and continues to get worst and is most likely to = happen when you need to power most. It generally occurs on only one = rotor at a time and you (well, you can't) that the EGT of the effected = chamber drops, however, it can happen on both if ignored. I lost 500 = rpm on takeoff one hot day when both rotors decided to SAG at the same = time. Its my suspicion that its the Lead Plugs. But, glad you got another flight. Precautionary landings on a runway is = not a bad thing - beats the alternative. Hang in there, John, we all = went though similar trials and tribulations. Ed Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC ----- Original Message -----=20 From: John Slade=20 To: Rotary motors in aircraft=20 Sent: Monday, May 31, 2004 11:55 AM Subject: [FlyRotary] 5000 ft - AGL? Flight # 7 took place early this morning. There's a full (4 page) = write-up on my web site at the end of chapter 29. Here's a quick = synopsis: No more turbo pipe problems. Lots of uncommanded boost. 0.8 hrs added. = Everything went well for the first 35 minutes, then I think I may have = experienced my first case of the famous Attention Getting Lag (AGL) that = Ed, Tracy and Perry often talk about. I did another precautionary = landing. After landing the power was back to normal. Go figure.=20 Just for once - I'd like to have the opportunity to land this thing = with the option to go around if I get it wrong.=20 John Slade (considering buying an EM2 and asking for help) http://canardaviation.com/cozy ------=_NextPart_000_0017_01C44717.C01E5610 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message

The Sparkplug Attention Getter (SAG) = will cause a=20 lost of around 300 rpm in an NA engine - don't know about a turbo. = If it=20 is the SAG then a change of spark plugs will cure it - so a fairly easy=20 check. The SAG is intermittent and continues to get worst and is = most=20 likely to happen when you need to power most. It generally occurs = on only=20 one rotor at a time and you (well, you can't) that the EGT of the = effected=20 chamber drops, however, it can happen on both if ignored. I lost = 500 rpm=20 on takeoff one hot day when both rotors decided to SAG at the same = time. =20 Its my suspicion that its the Lead Plugs.

But, glad you got another flight. = Precautionary landings on a runway is not a bad thing - beats the=20 alternative. Hang in there, John, we all went though similar = trials and=20 tribulations.

Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, NC

----- Original Message -----
From:=20 John=20 Slade
To: Rotary motors in = aircraft

Sent: Monday, May 31, 2004 = 11:55 AM

Subject: [FlyRotary] 5000 ft - = AGL?

Flight # 7 took place early this morning. = There's a=20 full (4 page) write-up on my web site at the end of chapter 29. Here's a quick synopsis:

No = more turbo=20 pipe problems. Lots of uncommanded boost. 0.8 hrs added. Everything = went well=20 for the first 35 minutes, then I think I may have experienced my first = case of=20 the famous Attention Getting Lag (AGL) that Ed, Tracy and Perry often = talk=20 about. I did another precautionary landing. After landing = the=20 power was back to normal. Go figure.

Just=20 for once - I'd like to have the opportunity to land this thing with = the option=20 to go around if I get it wrong.

John Slade (considering buying = an EM2 and=20 asking for help)

http://canardaviation.com/cozy

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