X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from elasmtp-masked.atl.sa.earthlink.net ([209.86.89.68] verified) by logan.com (CommuniGate Pro SMTP 5.1.11) with ESMTP id 2222755 for flyrotary@lancaironline.net; Tue, 31 Jul 2007 13:31:38 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.68; envelope-from=jerryhey@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=PODvpLknEhNHYUEXmydlDivvtP9QUMpvFnqVTh79A6P/6K42xIxsFohZci8NgKtY; h=Received:Mime-Version:In-Reply-To:References:Content-Type:Message-Id:From:Subject:Date:To:X-Mailer:X-ELNK-Trace:X-Originating-IP; Received: from [71.49.145.6] (helo=[192.168.0.101]) by elasmtp-masked.atl.sa.earthlink.net with asmtp (Exim 4.34) id 1IFvYi-0005jx-4e for flyrotary@lancaironline.net; Tue, 31 Jul 2007 13:31:00 -0400 Mime-Version: 1.0 (Apple Message framework v752.3) In-Reply-To: References: Content-Type: multipart/alternative; boundary=Apple-Mail-1--710054002 Message-Id: From: Jerry Hey Subject: Re: [FlyRotary] Crank trigger Date: Tue, 31 Jul 2007 13:30:59 -0400 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.752.3) X-ELNK-Trace: 8104856d7830ec6b1aa676d7e74259b7b3291a7d08dfec797ac10937f6a452d432df686597ad2644350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 71.49.145.6 --Apple-Mail-1--710054002 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Thanks Lynn, I think I will do it this way. Re the single rotor, is it possible to use two coils (not at the same time of course) each one firing both plugs, to provide redundancy? The switch on the panel would be one or the other or off. Jerry On Jul 29, 2007, at 9:00 PM, Lehanover@aol.com wrote: > Here is the picture of the crank trigger for rotaries. The degree > wheel on the front of this makes timing a real treat. The wheel can > be oriented so that the stock pointer is pointing at 26 degrees (or > whatever you want the timing to be) when the reluctor is in front > of the pickup for number one housing. This pickup would be on the > plug side of the engine. The pickup for the number two housing will > be mounted on the exhaust side. > > Both leading and trailing plugs will fire at the same time. No > distribution of the trailing plugs is required. > > No split between leading and trailing is required. > > You can use two coils per housing as drawn, or use a double ended > coil from a motor cycle. If using MSDs, > use one of their coils. > > Timing accuracy is astounding. A timing light looks like a flash > light shining on a stopped engine. > > Chrysler amplifiers are about $20.00 each. Two required. Chrysler > (Dodge Plymouth and others) pickups (from the distributor) are > about $5.00 each. Two required Easy hookup. Short wires, Mount the > coils beside the plugs. Amplifiers (or MSDs) can be mounted > remotely. Wiring diagrams in a Motors Manual at the library. > > Lynn E. Hanover > > > > Get a sneak peek of the all-new AOL.com. > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net:81/lists/ > flyrotary/List.html --Apple-Mail-1--710054002 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 Thanks Lynn,=A0 I think I will = do it this way.=A0 Re the single rotor, is it possible to use two coils = (not at the same time of course)=A0 each one firing both plugs, to = provide redundancy?=A0 The switch on the panel would be one or the other = or off.=A0 Jerry

=A0 = =A0
On Jul 29, 2007, at 9:00 PM, Lehanover@aol.com wrote:

=
Here is the picture of the crank trigger for rotaries. The degree = wheel on the front of this makes timing a real treat. The wheel can be = oriented so that the stock pointer is pointing at 26 degrees (or = whatever you want the timing to be) when the reluctor is in front of the = pickup for number one housing. This pickup would be on the plug side of = the engine. The pickup for the number two housing will be mounted on the = exhaust side.
=A0
Both leading and trailing plugs = will fire at the same time. No distribution of the trailing plugs is = required.
=A0
No split between leading and = trailing is required.
=A0
You can use two coils = per housing as drawn, or use a double ended coil from a motor cycle. If = using MSDs,
use one of their coils.
=A0
=
Timing accuracy is astounding. A timing light looks like a flash = light shining on a stopped engine.
=A0
Chrysler = amplifiers are about $20.00 each. Two required. Chrysler (Dodge Plymouth = and others) pickups (from the distributor) are about $5.00 each. Two = required=A0Easy hookup. Short wires, Mount the coils beside the plugs. = Amplifiers (or MSDs) can be mounted remotely. Wiring diagrams in a = Motors Manual at the library.
=A0
Lynn E. = Hanover=A0



Get = a sneak peek of the all-new AOL.com.
<Crank = triggerA_896x578.jpg>
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=

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