X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-05.southeast.rr.com ([24.25.9.104] verified) by logan.com (CommuniGate Pro SMTP 5.1.9) with ESMTP id 2092431 for flyrotary@lancaironline.net; Fri, 08 Jun 2007 20:59:42 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.104; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-103-061.carolina.res.rr.com [24.74.103.61]) by ms-smtp-05.southeast.rr.com (8.13.6/8.13.6) with SMTP id l590x42B026377 for ; Fri, 8 Jun 2007 20:59:04 -0400 (EDT) Message-ID: <000a01c7aa31$fea64f20$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Spark Plug Cleaning Date: Fri, 8 Jun 2007 21:03:29 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01C7AA10.77306F10" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3028 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0007_01C7AA10.77306F10 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageHi Jeff, Thanks for the suggestion, I actually did some research into the = products used by shooters to clean fouling in their barrels. It appears = that the lead left in a gun barrel is metallic lead (naturally) whereas = the lead on the ceramic appears to be a lead nitrate crystal. I = actually started down that path, but when the wife came back with the = lead cleaning product from one of her shopping trips, it turned out to = be the wrong stuff. So, I shouldn't write it off as I have not actually = tried it.=20 Perhaps that will be experiment #2 - I'll throw the ultrasound in just = for luck. I mean what the heck, this is all about experimentation, = right? Ed ----- Original Message -----=20 From: Jeff Owen=20 To: Rotary motors in aircraft=20 Sent: Friday, June 08, 2007 8:47 PM Subject: [FlyRotary] Re: Spark Plug Cleaning Ed, There is an electro-chemical process shooters use to remove lead from = a gun barrel which might work if this is an elemental lead deposit. = Take a look at: = http://www.outers-guncare.com/products/chemicals/foul_out_system.aspx=20 Jeff Owen -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] = On Behalf Of Ed Anderson Sent: Friday, June 08, 2007 1:11 PM To: Rotary motors in aircraft Subject: [FlyRotary] Spark Plug Cleaning Getting around to see what can be done about the lead fouling = sparkplugs causing the infamous "SAG". 1st experiment was to place the = used spark plugs in a 30% solution of Hydrogen Peroxide. I did that and = place the plugs and solution in an ultrasonic cleaner, turned it on and = left it on for 1 hour. It appeared to clean everything off the plug - but, the lead. So = far the only chemical my research has indicated would dissolved metallic = lead is Nitric Acid. Nope, not going to try that, I'll stick with = buying new plugs. But, thought I would let folks know of the results. I was really = hoping the ultrasonic vibration would shake the lead crystals off the = ceramic cone of the plug - but either the idea is flawed or the small = jewelry cleaning size ultrasonic generator is simply not powerful = enough. Ed Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.dmack.net/mazda/index.html ------=_NextPart_000_0007_01C7AA10.77306F10 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Hi Jeff,
 
Thanks for the suggestion,  I actually did = some=20 research into the products used by shooters to clean fouling in their=20 barrels.  It appears that the lead left in a gun barrel is metallic = lead=20 (naturally) whereas the lead on the ceramic appears to be a lead nitrate = crystal.  I actually started down that path, but when the wife came = back=20 with the lead cleaning product from one of her shopping trips, it turned = out to=20 be the wrong stuff.  So, I shouldn't write it off as I have not = actually=20 tried it.
 
Perhaps that will be experiment #2 - I'll throw = the=20 ultrasound in just for luck.  I mean what the heck, this is all = about=20 experimentation, right?
 
 
Ed
----- Original Message -----
From:=20 Jeff Owen=20
Sent: Friday, June 08, 2007 = 8:47 PM
Subject: [FlyRotary] Re: Spark = Plug=20 Cleaning

Ed,
 
There is an electro-chemical process shooters use to remove = lead from a=20 gun barrel which might work if this is an elemental lead = deposit.  Take a=20 look at: http://www.outers-guncare.com/products/chemicals/foul_out_system.as= px 
 
Jeff=20 Owen
-----Original Message-----
From: = Rotary motors=20 in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of = Ed=20 Anderson
Sent: Friday, June 08, 2007 1:11 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Spark Plug=20 Cleaning

Getting around to see what can be done about = the lead=20 fouling sparkplugs  causing the infamous "SAG".  1st = experiment=20 was to place the used spark plugs in a 30% solution of Hydrogen=20 Peroxide.  I did that and place the plugs and solution in an = ultrasonic=20 cleaner, turned it on and left it on for 1 hour.
 
It appeared to clean everything off the plug = - but,=20 the lead.  So far the only chemical my research has indicated = would=20 dissolved metallic lead is Nitric Acid.  Nope, not going to try = that,=20 I'll stick with buying new plugs.
 
But, thought I would let folks know of the=20 results.  I was really hoping the ultrasonic vibration would = shake the=20 lead crystals off the ceramic cone of the plug - but either the idea = is=20 flawed or the small jewelry cleaning size ultrasonic generator is = simply not=20 powerful enough.
 
Ed
 
 
Ed Anderson
Rv-6A N494BW Rotary=20 Powered
Matthews, NC
eanderson@carolina.rr.comhttp:/= /members.cox.net/rogersda/rotary/configs.htm#N494BW
http://www.dmack.net/mazda= /index.html
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