X-Virus-Scanned: clean according to Sophos on Logan.com From: "Jeff Whaley" Received: from hub026-NJ-4.exch026.serverdata.net ([206.225.166.167] verified) by logan.com (CommuniGate Pro SMTP 6.1.8) with ESMTPS id 8354808 for flyrotary@lancaironline.net; Mon, 25 Jan 2016 14:52:07 -0500 Received-SPF: none receiver=logan.com; client-ip=206.225.166.167; envelope-from=jwhaley@datacast.com Received: from MBX026-E1-NJ-2.exch026.domain.local ([10.240.14.52]) by HUB026-NJ-4.exch026.domain.local ([10.240.14.39]) with mapi id 14.03.0266.001; Mon, 25 Jan 2016 11:51:47 -0800 To: Charlie England Subject: RE: parts upgrade; was: What do you think may be happening? Thread-Topic: parts upgrade; was: What do you think may be happening? Thread-Index: AQHRVpabvSpmft91YUOTU5J+F1vBS58MWm7ggAAy+ICAABhaQA== Date: Mon, 25 Jan 2016 19:51:47 +0000 Message-ID: <234B758DE9A64449BEB6BB5D1345CA7A48F0E1DF@mbx026-e1-nj-2.exch026.domain.local> References: <56A3A06A.4050808@gmail.com> Accept-Language: en-CA, en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [209.87.232.162] Content-Type: multipart/related; boundary="_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_"; type="multipart/alternative" MIME-Version: 1.0 --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_ Content-Type: multipart/alternative; boundary="_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_" --_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Okay Steve, that does make sense and is a good thing - otherwise, with dead= SEC injectors you'd be stuck with 2xfuel to PRI when you don't want it bel= ow staging ... got it !! Jeff From: Steven W. Boese Subject: Re: [FlyRotary] Re: parts upgrade; was: What do you think may be happening? Date: Mon, 25 Jan 2016 19:33:32 +0000 To: Rotary motors in aircraft [Message Header] [Undecoded Message] Jeff, Turning on the cold switch does not double the fuel flow (pulse width) of t= he primary injectors at MAP below the staging threshold. If it did, then t= he injector backup procedure would not work correctly. Steve Boese From: Jeff Whaley Sent: Monday, January 25, 2016 1:31 PM To: 'Charlie England' Subject: RE: parts upgrade; was: What do you think may be happening? Steve, as usual your explanation is correct and/or more complete than mine = ... we all appreciate your clarity. Something I haven't tried is at 1400 rpm, turning OFF the SEC injectors and= then set the CS switch ON - I believe this will double the fuel flow to th= e PRI injectors? - Can you confirm? Jeff Jeff, I have taken the liberty of inserting the bold faced comments below. Steve Boese On Jan 25, 2016, at 9:21 AM, Jeff Whaley > wrote: Bill, something you may want to try (if only temporary) is to separate the = Cold Start function from the Injector Disable functions; I believe this mak= es it is easier to tell what is going on. Wire the Cold Start switch independently to pin 30. Use one toggle switch to power the PRI and another to power the SEC injecto= rs. At 1400 rpm with both INJ ON and CS OFF, disabling the SEC injectors should= do nothing. At 1400 rpm with both INJ ON and CS ON, the engine will run very rough due = to fuel-doubling to PRI injectors -the fuel is not doubled by the primary i= njectors, but rather the secondary injectors are delivering fuel now too. S= till, this is a handy feature for true COLD starting. At 1400 rpm with both INJ ON and CS OFF, disabling the PRI should cause the= engine to quit - if you quickly set the CS to ON the engine should recover= using the SEC injectors. This verifies that both the primary and secondar= y injectors are delivering fuel when the cold switch is on and the MAP is b= elow the staging threshold as suggested above. At >4000 rpm and above staging: disabling either INJ should cause the engin= e to stumble - if you now set the CS to ON the engine should recover using = the remaining injectors at twice the original pulse width. other injectors. My engine is wired this way permanently .... So is mine. Jeff This message, and the documents attached hereto, is intended only for the a= ddressee and may contain privileged or confidential information. Any unauth= orized disclosure is strictly prohibited. If you have received this message= in error, please notify us immediately so that we may correct our internal= records. Please then delete the original message. Thank you. --_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Okay Steve, that does = make sense and is a good thing – otherwise, with dead SEC injectors y= ou’d be stuck with 2xfuel to PRI when you don’t want it below s= taging … got it !!

Jeff=

 

From:

Steven W. Boese <= ;flyrotary@lancaironline.net>

Subject:=

Re: [FlyRotary] Re:= parts upgrade; was: What do you think may be happening?<= /p>

Date:

Mon, 25 Jan 2016 19= :33:32 +0000

To:

Rotary motors in ai= rcraft <flyrotary@lancaironline.net>

3D"Message<= br>
3D"Undecoded

Jeff,

Turning on the cold switch does not double= the fuel flow (pulse width) of the primary injectors at MAP below the stag= ing threshold.  If it did, then the injector backup procedure would no= t work correctly.

Steve Boese 

 

 

From: Jeff Whaley
Sent: Monday, January 25, 2016 1:31 PM
To: 'Charlie England'
Subject: RE: parts upgrade; was: What do you think may be happening?=

 

Steve, as usual your e= xplanation is correct and/or more complete than mine … we all appreci= ate your clarity.

Something I haven̵= 7;t tried is at 1400 rpm, turning OFF the SEC injectors and then set the CS= switch ON – I believe this will double the fuel flow to the PRI inje= ctors? – Can you confirm?

Jeff=

 

Jeff,

I have taken the liberty of inserting the bold faced comments belo= w.

Steve Boese


On Jan 25, 2016, at 9:21 AM, Jeff Whaley <flyrotary@lancaironline.net> wrot= e:

Bill, something you may want to try = (if only temporary) is to separate the Cold Start function from the Injecto= r Disable functions; I believe this makes it is easier to tell what is going on.

Wire the Cold Start switch independe= ntly to pin 30.

Use one toggle switch to power the P= RI and another to power the SEC injectors.

At 1400 rpm with both INJ ON and CS = OFF, disabling the SEC injectors should do nothing.

At 1400 rpm with both INJ ON and CS = ON, the engine will run very rough due to fuel-doubling to PRI injectors &#= 8211;the fuel is not doubled by the primary injectors, but rather the secondary injectors are delivering fuel now too.= Still, this is a handy feature for true COLD starting.

At 1400 rpm with both INJ ON and CS = OFF, disabling the PRI should cause the engine to quit – if you quick= ly set the CS to ON the engine should recover using the SEC injectors.  This verifies that both the primary and = secondary injectors are delivering fuel when the cold switch is on and the = MAP is below the staging threshold as suggested above.

 

At >4000 rpm and above staging: d= isabling either INJ should cause the engine to stumble – if you now s= et the CS to ON the engine should recover using the remaining injectors at twice the original pulse width. oth= er injectors.

 

My engine is wired this way permanen= tly …. So is mine.

Jeff

This message, and the documents attached hereto, is intended only for the a= ddressee and may contain privileged or confidential information. Any unauth= orized disclosure is strictly prohibited. If you have received this message= in error, please notify us immediately so that we may correct our internal records. Please then delete the origin= al message. Thank you. --_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_-- --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_ Content-Type: image/gif; name="image001.gif" Content-Description: image001.gif Content-Disposition: inline; filename="image001.gif"; size=849; creation-date="Mon, 25 Jan 2016 19:51:46 GMT"; modification-date="Mon, 25 Jan 2016 19:51:46 GMT" Content-ID: Content-Transfer-Encoding: base64 R0lGODdhCgANAPcAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwMDcwKbK8AAAAAAAKgAAVQAAfwAA qgAA1AAqAAAqKgAqVQAqfwAqqgAq1ABVAABVKgBVVQBVfwBVqgBV1AB/AAB/KgB/VQB/fwB/qgB/ 1ACqAACqKgCqVQCqfwCqqgCq1ADUAADUKgDUVQDUfwDUqgDU1CoAACoAKioAVSoAfyoAqioA1Coq ACoqKioqVSoqfyoqqioq1CpVACpVKipVVSpVfypVqipV1Cp/ACp/Kip/VSp/fyp/qip/1CqqACqq KiqqVSqqfyqqqiqq1CrUACrUKirUVSrUfyrUqirU1FUAAFUAKlUAVVUAf1UAqlUA1FUqAFUqKlUq VVUqf1UqqlUq1FVVAFVVKlVVVVVVf1VVqlVV1FV/AFV/KlV/VVV/f1V/qlV/1FWqAFWqKlWqVVWq f1WqqlWq1FXUAFXUKlXUVVXUf1XUqlXU1H8AAH8AKn8AVX8Af38Aqn8A1H8qAH8qKn8qVX8qf38q qn8q1H9VAH9VKn9VVX9Vf39Vqn9V1H9/AH9/Kn9/VX9/f39/qn9/1H+qAH+qKn+qVX+qf3+qqn+q 1H/UAH/UKn/UVX/Uf3/Uqn/U1KoAAKoAKqoAVaoAf6oAqqoA1KoqAKoqKqoqVaoqf6oqqqoq1KpV AKpVKqpVVapVf6pVqqpV1Kp/AKp/Kqp/Vap/f6p/qqp/1KqqAKqqKqqqVaqqf6qqqqqq1KrUAKrU KqrUVarUf6rUqqrU1NQAANQAKtQAVdQAf9QAqtQA1NQqANQqKtQqVdQqf9QqqtQq1NRVANRVKtRV VdRVf9RVqtRV1NR/ANR/KtR/VdR/f9R/qtR/1NSqANSqKtSqVdSqf9SqqtSq1NTUANTUKtTUVdTU f9TUqtTU1AAAAAwMDBkZGSYmJjMzMz8/P0xMTFlZWWZmZnJycn9/f4yMjJmZmaWlpbKysr+/v8zM zNjY2OXl5fLy8v/78KCgpICAgP8AAAD/AP//AAAA//8A/wD//////ywAAAAACgANAAAINgDxCRw4 EAC+fwgTIjT4DwCAAwIXHlSYkKHDhxEZUpTYEONEjRstOoR4ECRFkSQ5bux4saXDgAA7 --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_ Content-Type: image/gif; name="image002.gif" Content-Description: image002.gif Content-Disposition: inline; filename="image002.gif"; size=857; creation-date="Mon, 25 Jan 2016 19:51:46 GMT"; modification-date="Mon, 25 Jan 2016 19:51:46 GMT" Content-ID: Content-Transfer-Encoding: base64 R0lGODdhCgANAPcAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwMDcwKbK8AAAAAAAKgAAVQAAfwAA qgAA1AAqAAAqKgAqVQAqfwAqqgAq1ABVAABVKgBVVQBVfwBVqgBV1AB/AAB/KgB/VQB/fwB/qgB/ 1ACqAACqKgCqVQCqfwCqqgCq1ADUAADUKgDUVQDUfwDUqgDU1CoAACoAKioAVSoAfyoAqioA1Coq ACoqKioqVSoqfyoqqioq1CpVACpVKipVVSpVfypVqipV1Cp/ACp/Kip/VSp/fyp/qip/1CqqACqq KiqqVSqqfyqqqiqq1CrUACrUKirUVSrUfyrUqirU1FUAAFUAKlUAVVUAf1UAqlUA1FUqAFUqKlUq VVUqf1UqqlUq1FVVAFVVKlVVVVVVf1VVqlVV1FV/AFV/KlV/VVV/f1V/qlV/1FWqAFWqKlWqVVWq f1WqqlWq1FXUAFXUKlXUVVXUf1XUqlXU1H8AAH8AKn8AVX8Af38Aqn8A1H8qAH8qKn8qVX8qf38q qn8q1H9VAH9VKn9VVX9Vf39Vqn9V1H9/AH9/Kn9/VX9/f39/qn9/1H+qAH+qKn+qVX+qf3+qqn+q 1H/UAH/UKn/UVX/Uf3/Uqn/U1KoAAKoAKqoAVaoAf6oAqqoA1KoqAKoqKqoqVaoqf6oqqqoq1KpV AKpVKqpVVapVf6pVqqpV1Kp/AKp/Kqp/Vap/f6p/qqp/1KqqAKqqKqqqVaqqf6qqqqqq1KrUAKrU KqrUVarUf6rUqqrU1NQAANQAKtQAVdQAf9QAqtQA1NQqANQqKtQqVdQqf9QqqtQq1NRVANRVKtRV VdRVf9RVqtRV1NR/ANR/KtR/VdR/f9R/qtR/1NSqANSqKtSqVdSqf9SqqtSq1NTUANTUKtTUVdTU f9TUqtTU1AAAAAwMDBkZGSYmJjMzMz8/P0xMTFlZWWZmZnJycn9/f4yMjJmZmaWlpbKysr+/v8zM zNjY2OXl5fLy8v/78KCgpICAgP8AAAD/AP//AAAA//8A/wD//////ywAAAAACgANAAAIPgDxCRw4 EAC+fwcQKjxgMCHDhAD+GUQYEcDDhhIzVjwIkSJDfA8zQjxYUWRDixVHmnSI0aHCiS5ZAphJs2ZA ADs= --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E1DFmbx026e1nj2exch_--