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 8354049 for flyrotary@lancaironline.net; Mon, 25 Jan 2016 11:21:20 -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 08:21:01 -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+F1vBS58MWm7g Date: Mon, 25 Jan 2016 16:21:01 +0000 Message-ID: <234B758DE9A64449BEB6BB5D1345CA7A48F0E145@mbx026-e1-nj-2.exch026.domain.local> References: <56A3A06A.4050808@gmail.com> In-Reply-To: <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_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_"; type="multipart/alternative" MIME-Version: 1.0 --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_ Content-Type: multipart/alternative; boundary="_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_" --_000_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable 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 - this is a handy feature for true COLD s= tarting. 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. 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 other injectors. My engine is wired this way permanently ... Jeff From: Bill Bradburry Subject: RE: [FlyRotary] Re: parts upgrade; was: What do you think may be happening? Date: Mon, 25 Jan 2016 08:44:19 -0600 To: 'Rotary motors in aircraft' [Message Header] [Undecoded Message] Steve and Tracy, The injectors are all four the yellow injectors, 450 CC, I think. The EC-2= was in Mode 0 when I tested it yesterday. No, unfortunately, I have not gotten the signal recording setup going. Good Luck with the slicing and dicing, Tracy. Is this a second hip or a re= do of the first? Bill On 1/20/2016 12:55 PM, Tracy Crook wrote: Steve's description of how the EC2/3 works was correct. Many get this bit confused but The intention with the disable switch was t= o use a DPDT switch for the disables. When in the disable position, the o= ther pole of the switch is used to activate (switch to ground) the Cold Sta= rt input to the EC2/3 at the same time. This eliminates having to turn off= the CS switch when disabling a set of injectors and enables the EC2 to ope= rate on either set over the full range of manifold pressures. The EC2/3 is= able to see when you have disabled the primaries and operate the secondary= 's even though engine is operating below stage point. I've been out of touch lately and will be for awhile. Need to have my hip = replaced (again). Tracy Sent from Mail for Windows= 10 From: Bill Bradburry Sent: Wednesday, January 20, 2016 1:44 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: What do you think may be happening? Steve, I think my engine dies and has little effect when I turn off the primary an= d secondary respectively. I will have to investigate this when I get the s= witches replaced (I plan to replace both) I may have something miswired?? It is cold, maybe Tracy is back in Florida and will chime in. Bill From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] Sent: Wednesday, January 20, 2016 12:32 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: What do you think may be happening? Bill, I have tested the injector disable function with my EC2's. With the power = interrupted to the primary injectors and the cold switch on, the engine run= s on the secondary injectors at MAP below the staging threshold. I don't k= now the details of how the controller treats the cold switch, but it is pos= sible that with the cold switch on, the controller increases the fuel flow = by using both the primary and secondary injectors at MAP below the staging = threshold, and doubles the injector pulse width at MAP above the staging th= reshold. I remember investigating this when first using the controllers bu= t don't remember the exact details. My backup system does work at low MAP. Steve From: Rotary motors in aircraft on behalf of Bill Bradburry Sent: Wednesday, January 20, 2016 11:15 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: What do you think may be happening? Bobby, I am sorry I was not clear and the reason was that I was not clear myself. The injector disable switches are for in case you lose an injector in fligh= t and the engine starts to run on only one rotor. You can disable either o= f the primary or secondary injectors which will take the failed injector ou= t of the circuit. Tracy says you should test this to make sure that it works. That is where = my question came from. You can only test the disable switches when the eng= ine is not staged. If the engine is staged, and you turn off the primary i= njectors, the engine will die because the secondary injectors are not runni= ng, and if you turn off the secondary injectors, the engine will run rich b= ecause you turned on the cold start but the secondaries were not running an= yway. I am not sure what would happen if you lost a primary injector in flight, d= isabled the primary injectors, then reduced power to the staging point in o= rder to land??? I suspect all would get quiet! :>( Bill From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] Sent: Wednesday, January 20, 2016 11:35 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: What do you think may be happening? Bill, I'm not sure I understand the question. If your referring to my "center of= f switch position" it's not used in flight. Intentionally anyway :) It's us= ed to shut down the engine. Primary injector switch of course. Same switch = used for both primary and secondary injectors. Bobby From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] Sent: Wednesday, January 20, 2016 10:55 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: What do you think may be happening? Changing the subject a minute...How do you disable the secondary's when the= engine is staged?? They are not running anyway??? Bill -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html 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_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bill, something you ma= y want to try (if only temporary) is to separate the Cold Start function fr= om the Injector Disable functions; I believe this makes it is easier to tel= l what is going on.

Wire the Cold Start sw= itch independently to pin 30.

Use one toggle switch = to power the PRI and another to power the SEC injectors.<= /p>

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 PR= I injectors – 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 i= njectors.

 

At >4000 rpm and ab= ove staging: disabling either INJ should cause the engine to stumble –= ; if you now set the CS to ON the engine should recover using the other inj= ectors.

 

My engine is wired thi= s way permanently …

Jeff=

 

From:

Bill Bradburry <= flyrotary@lancaironline.net>

Subject:=

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

Date:

Mon, 25 Jan 2016 08= :44:19 -0600

To:

'Rotary motors in a= ircraft' <flyrotary@lancaironline.net>

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

Steve and Tracy,

 The injectors are all four the yellow inject= ors, 450 CC, I think.  The EC-2 was in Mode 0 when I tested it yesterday.

No, unfortunately, I have not gotten the sig= nal recording setup going.

 Good Luck with the slicing and dicing, Tracy= .  Is this a second hip or a redo of the first?

 Bill

 


On 1/20/2016 12:55 PM, Tracy Crook wrote:

Steve’s description of how the EC2/3 works was= correct.

 

Many get this bit confused but The intention with &n= bsp;the disable switch was to use a DPDT switch for the disables. &nbs= p; When in the disable position, the other pole of the switch is used to ac= tivate (switch to ground) the Cold Start input to the EC2/3 at the same time.  This eliminates having to turn off the C= S switch when disabling a set of injectors and enables the EC2 to operate o= n either set over the full range of manifold pressures.  The EC2/3 is = able to see when you have disabled the primaries and operate the secondary’s  even though engine is operating be= low stage point.

 

I’ve been out of touch lately and will be for = awhile.  Need to have my hip replaced (again).

 

Tracy

 

Sent from Mail for Wi= ndows 10

 


From: Bill Bradburry<= /a>
Sent: Wednesday, January 20, 2016 1:44 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: What do you think may be happening?

 

Steve,

I think my engine dies and has= little effect when I turn off the primary and secondary respectively. = ; I will have to investigate this when I get the switches replaced (I plan to replace both)  I may have something miswired??=

It is cold, maybe Tracy is bac= k in Florida and will chime in.

 

Bill

 

From: Rotary m= otors in aircraft [mailto:fl= yrotary@lancaironline.net]
Sent: Wednesday, January 20, 2016 12:32 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: What do you think may be happening?<= o:p>

 <= /o:p>

Bill,

 

I have tested the injector disable function with = my EC2's.  With the power interrupted to the primary injectors and the= cold switch on, the engine runs on the secondary injectors at MAP below the staging threshold.  I don't know the details of how the= controller treats the cold switch, but it is possible that with the cold s= witch on, the controller increases the fuel flow by using both the primary = and secondary injectors at MAP below the staging threshold, and doubles the injector pulse width at MAP above t= he staging threshold.  I remember investigating this when first using = the controllers but don't remember the exact details.  My backup = system does work at low MAP.

 

Steve

 

From: Rotary motor= s in aircraft <flyrotary@lancaironline.= net> on behalf of Bill Bradburry <flyrotary@lancaironline.= net>
Sent: Wednesday, January 20, 2016 11:15 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: What do you think may be happening?

 

Bobby,

I am sorry I was not cl= ear and the reason was that I was not clear myself.

 

The injector disable sw= itches are for in case you lose an injector in flight and the engine starts= to run on only one rotor.  You can disable either of the primary or secondary injectors which will take the failed injector out of = the circuit.

Tracy says you should t= est this to make sure that it works.  That is where my question came f= rom.  You can only test the disable switches when the engine is not staged.  If the engine is staged, and you turn off the primary= injectors, the engine will die because the secondary injectors are not run= ning, and if you turn off the secondary injectors, the engine will run rich= because you turned on the cold start but the secondaries were not running anyway.

 

I am not sure what woul= d happen if you lost a primary injector in flight, disabled the primary inj= ectors, then reduced power to the staging point in order to land???  I suspect all would get quiet!  :>(

 

Bill

 

From: R= otary motors in aircraft [ma= ilto:flyrotary@lancaironline.net]
Sent: Wednesday, January 20, 2016 11:35 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: What do you think may be happening?<= o:p>

 

Bill,<= /o:p>

 =

I’m not sure= I understand the question.  If your referring to my “center off= switch position” it’s not used in flight. Intentionally anyway J It’s used to shut down the engin= e. Primary injector switch of course. Same switch used for both primary and secondary injectors.

 =

Bobby<= /o:p>

 =

From: R= otary motors in aircraft [ma= ilto:flyrotary@lancaironline.net]
Sent: Wednesday, January 20, 2016 10:55 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: What do you think may be happening?<= o:p>

 

 

 =

Changing the subject a = minute…How do you disable the secondary’s when the engine is st= aged??  They are not running anyway???

 

Bill

 

 




--
Homepage:  http://www.flyro=
tary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyr=
otary/List.html

 

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_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_-- --_005_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_ 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 16:21:00 GMT"; modification-date="Mon, 25 Jan 2016 16:21:00 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_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_ 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 16:21:00 GMT"; modification-date="Mon, 25 Jan 2016 16:21:00 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_234B758DE9A64449BEB6BB5D1345CA7A48F0E145mbx026e1nj2exch_--