X-Virus-Scanned: clean according to Sophos on Logan.com From: "Steven W. Boese" Received: from [104.47.42.92] (HELO NAM03-BY2-obe.outbound.protection.outlook.com) by logan.com (CommuniGate Pro SMTP 6.1.11) with ESMTPS id 8856722 for flyrotary@lancaironline.net; Mon, 08 Aug 2016 00:55:11 -0400 Received-SPF: none receiver=logan.com; client-ip=104.47.42.92; envelope-from=SBoese@uwyo.edu DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=uwy.onmicrosoft.com; s=selector1-uwyo-edu; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=EIgNfjN+6OeFI1soy9CGbqiE2WEpCd2Vjhe5Z9kVjQY=; b=fnA6qU6RtVHh14YbgKiY4+3ue6P78P1sJsUnztszMDlmp0eHHKDR+WjBGkgBMvrL6cIy9MUgtn3lk8XsHan+Ezyn/gCI8Zk6XQeM7yGZ+bZHOOuxwt8aQmI86j/KiV4x9f1fgNzQ+9SPlEZGXRf/61Xifl+r/NqcIReOiW2e+NI= Received: from CY1PR05MB2201.namprd05.prod.outlook.com (10.166.192.13) by CY1PR05MB2204.namprd05.prod.outlook.com (10.166.192.16) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA_P384) id 15.1.557.8; Mon, 8 Aug 2016 04:54:51 +0000 Received: from CY1PR05MB2201.namprd05.prod.outlook.com ([10.166.192.13]) by CY1PR05MB2201.namprd05.prod.outlook.com ([10.166.192.13]) with mapi id 15.01.0557.009; Mon, 8 Aug 2016 04:54:51 +0000 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Finding the gremlin Thread-Topic: [FlyRotary] Re: Finding the gremlin Thread-Index: AQHR8ROY/Hkls4gXG0uInBSh+LzwnqA+fEg4 Date: Mon, 8 Aug 2016 04:54:51 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=SBoese@uwyo.edu; x-originating-ip: [69.146.103.188] x-ms-office365-filtering-correlation-id: 411a7574-2853-4e32-a165-08d3bf4821d8 x-microsoft-exchange-diagnostics: 1;CY1PR05MB2204;6:5UpwwUI4+aTgZI8U6A6DMViM86K15/2GctmEPAVsw/wGCE90XYDv9Zju8HiUv/X7UQfmh9VYzUo0jsTmA1vU/DvsctxiGUfJ66bAcDiU9Lyc5ZK3vpszRsEXKowh0mcMU0mLqlSfXuHMXgGpiqlRJ0K2TXwkgPWtTPVfou5R6iFDTHhjWNgrtvvOT16V7V75p5qRBbstQdYUk1Lph7V/fNFw1l53Y1xEuXHV925RjtiYDWxbCy7As8Qfxo+5dKCX7uA+CuiVMmS4Lo5ctEjHBSZ7n3aQsjW7y4K9jG7082U=;5:VuCMb4nVHbKe7vxIisptfupmY7a0Hr8KeWO7RKgz/dcjt11DeiKndI5nOm5mWhlheeSZQFI3FBXCpELnlWXGr3TAUEHHmJrhzaTCIkAO7j+biRd3Ge8E79tOGVsOUrGSAtiN1PhxoZ7mL8b8jdljLQ==;24:tP8sCUZuc1L/RfdfzEpI7HEBYvAO5SKOJaTJzIwpAEeYNhMwfnSJJZhYjW7GCzEo0XXq6OILePxyocNzb4iK0ZUc8WUpiM9iUvUEZ6BwsGs=;7:sxKMrwsR441sAdNIxF7MJwdEnXaxw73ABTt0/kyx5jWgnhMXYbN66todmch024x3AJ+RbI8Jxg8gwNhuDmKj8JVDunvKyalv13C+ZOaPEaFiAPHUaQaSolZt21TAeWp0k5fncb4iNd7mBZskh+eeZQWz2Ot1W8TUXQmFEZhVbQo1E+8k7tstLx8ALQC28W1uSbJFdGveDpfBmhHsYgcq15t/RSwO2e/qy1mbPI45ngn7J25bsMzTJ43eVkko2OZy x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:CY1PR05MB2204; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(601004)(2401047)(8121501046)(5005006)(3002001)(10201501046);SRVR:CY1PR05MB2204;BCL:0;PCL:0;RULEID:;SRVR:CY1PR05MB2204; x-forefront-prvs: 00286C0CA6 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(7916002)(279900001)(199003)(24454002)(189002)(377454003)(5002640100001)(97736004)(89122001)(5890100001)(19580405001)(81166006)(8676002)(66066001)(19625305001)(5180700001)(106356001)(80792005)(102836003)(106116001)(3660700001)(6116002)(19627405001)(75432002)(81156014)(19617315012)(3846002)(16236675004)(9686002)(8936002)(19580395003)(2906002)(586003)(76576001)(33656002)(54356999)(50986999)(68736007)(92566002)(450100001)(99286002)(3280700002)(76176999)(1600100001)(189998001)(105586002)(87936001)(77096005)(7736002)(86362001)(88552002)(15975445007)(19625215002)(107886002)(74316002)(7846002)(2950100001)(7696003)(90282001)(10400500002)(11100500001)(7906003)(101416001)(5003630100001)(110136002)(2900100001)(122556002);DIR:OUT;SFP:1102;SCL:1;SRVR:CY1PR05MB2204;H:CY1PR05MB2201.namprd05.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;A:1;MX:1;LANG:en; received-spf: None (protection.outlook.com: uwyo.edu does not designate permitted sender hosts) spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: multipart/alternative; boundary="_000_CY1PR05MB220186248B8154ECFEA205FDB91B0CY1PR05MB2201namp_" MIME-Version: 1.0 X-OriginatorOrg: uwyo.edu X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Aug 2016 04:54:51.4486 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: f9cdd7ad-825d-4601-8e9c-a325e02d52da X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR05MB2204 --_000_CY1PR05MB220186248B8154ECFEA205FDB91B0CY1PR05MB2201namp_ Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Steve, The post regarding saturated injectors was archive # 62715 on 6 Aug, 2016. If you send me your email address, I can send this post directly and also s= end the program and instructions for reading the parameters and mixture cor= rection table from the EC2. Steve Boese sboese@uwyo.edu ________________________________ From: Rotary motors in aircraft on behalf of = Stephen Izett Sent: Sunday, August 7, 2016 7:24:04 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Finding the gremlin Steve, I meant to ask about the saturated injectors. I don=92t remember thi= s post. Would you mind sending me the image so I know what I=92m looking for and ex= plain the symptoms etc. Cheers Steve Izett On 8 Aug 2016, at 9:06 AM, Steven W. Boese > wrote: Steve, I've attached a photo of the hardware from a system that I used to examine = the signals and data frame from my EC2's. The DB37 connector is a TEE that= has a straight through male-female connection with a third DB37 connector = on it. This enables the connector to be inserted onto the EC2 without maki= ng any changes to the aircraft wiring. The third connector is used to capt= ure 8 channels of data using a NI USB 6008 or NI USB 6009 module and a PC = running NI Signalexpress software. The image posted recently of the satura= ted injector signals was generated with this system. The hardware also allows the PC to interrogate the EC2 to obtain its data f= rame which is decoded and the parameters shown on the screen while the engi= ne is running. The mixture correction table can also be captured and modif= ied while the engine is running. In addition, the mixture correction table= can be captured to the PC, modified while disconnected from the EC2 and th= en uploaded back to the EC2 after re-establishing the connection. An EM(x)= must not be active when doing this. The software I developed and instructi= ons for doing this was available on a website I maintained, but the website= was discontinued due to the limited interest shown in it. Steve Boese ________________________________ From: Rotary motors in aircraft > on behalf of steve Izett > Sent: Sunday, August 7, 2016 5:52:16 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Finding the gremlin Your right Bobby, thats what I=92m thinking. A male-female D-sub37 that I c= an plug into the current loom that brings out the CAS inputs, Coil and Inje= ctor outputs. Cheers Steve On 8 Aug 2016, at 1:45 AM, Bobby J. Hughes > wrote: Steve Last night I had the thought of making a DB37 breakout so I can easily get = a CRO onto and monitor any input/outputs to the EC2. A simple screw terminal strip may be simpler use for testing. That would al= low full access to the CAS wires to add an external 1k resistor and verify = p-p voltage. Bobby Sent from my iPad On Aug 6, 2016, at 7:23 PM, steve Izett > wrote: Thanks Tracy The NOP indication is directly linked to RPM - about 6K (Dynon miss reads a= t the same point). But no missing occurs at this point, engine continues sm= ooth. When the gremlin strikes (all hell breaks loose) it does appear clearly rel= ated to load - just before 24=94Hg. Ive never checked the timing with a light or whats in the EC2 (dumb), just = thought I'd zero=92d all parameters in non volatile memory. I=92m going past the hangar today so will fire her up and read the static t= iming setting via the EM3. As far as Earths. I have a noisy one and a quiet one and one for the gear p= ump. Each has 10 gauge wire 26 inches back to battery. Each Earth point is an AN bolt and nut clamping all those paticular earths = lugs either side of the 10 gauge earth lug. All lugs are soldered. Power Busses are: Engine, Flight and Gear (30 amp pump) each fed by 10 gaug= e wire 36 inches back to battery. In order to easily get to all electrical systems I opted for a two buss bla= de fuse arrangement. (The gear power is a 30amp breaker) This does mean on the engine buss, EC2, EM3, Coils, Injectors, Pumps, are f= ed from the same point via 10 gauge wire rather than the EC2 independently = back to to battery. Thanks Steve and Bobby I kept and ran the injector lines and coil trigger lines independently sepe= rate from each other and all other wires where possible. eg. Coils go to the right and through the firewall. Injectors to the left a= nd though the firewall. I do pull the throttle each time the gremlin strikes trying to minimise dam= age to the drive line. Last night I had the thought of making a DB37 breakout so I can easily get = a CRO onto and monitor any input/outputs to the EC2. I=92ll do this before next Friday enabling testing of electrical systems. I=92ll check the CAS signal amplitude and check the injector signals. I would like to get a video recorder, recording everything as I always forg= et to check some parameter each time I=92m testing. Steve On 7 Aug 2016, at 4:12 AM, Tracy > wrote: Steve wrote: "Note to Tracy. - Did you incorporate in your code any way of knowing if th= e EC2 entered a watchdog routine?" Sort of. That NOP you are seeing is a good indication that the ec2/3 has b= een jolted out of its normal operating loop and is trying to reboot. The b= ackfiring is too. Electrical noise (probably in the grounding scheme of = electrical wiring layout) is the most likely candidate. Tracy Sent from my iPad On Aug 5, 2016, at 17:31, steve Izett > wrote: Note to Tracy. - Did you incorporate in your code any way of knowing if the= EC2 entered a watchdog routine? -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html --_000_CY1PR05MB220186248B8154ECFEA205FDB91B0CY1PR05MB2201namp_ Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable

Steve,


The post regarding saturated injectors was archive # 62715 on 6 Aug, 201= 6.


If you send me your email address, I can send this post directly and als= o send the program and instructions for reading the parameters and mixture = correction table from the EC2.


Steve Boese

sboese@uwyo.edu



From: Rotary motors in airc= raft <flyrotary@lancaironline.net> on behalf of Stephen Izett <fly= rotary@lancaironline.net>
Sent: Sunday, August 7, 2016 7:24:04 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Finding the gremlin
 
Steve, I meant to ask about the saturated injectors. I don=92t remembe= r this post. 
Would you mind sending me the image so I know what I=92m lo= oking for and explain the symptoms etc.

Cheers

Steve Izett
On 8 Aug 2016, at 9:06 AM, Steven W. Boese <flyrotary@lancaironline.net> wrote:

Steve,

I've attache= d a photo of the hardware from a system that I used to examine the signals = and data frame from my EC2's.  The DB37 connector is a TEE that has&nb= sp;a straight through male-female connection with a third DB37 connector on it.  This enables the connector to be inser= ted onto the EC2 without making any changes to the aircraft wiring.  T= he third connector is used to capture 8 channels of data using a NI US= B 6008  or NI USB 6009 module and a PC running NI Signalexpress software.  The image posted recently of the saturate= d injector signals was generated with this system.

The hardware= also allows the PC to interrogate the EC2 to obtain its data frame which i= s decoded and the parameters shown on the screen while the engine is runnin= g.  The mixture correction table can also be captured and modified while the engine is running.  In additi= on, the mixture correction table can be captured to the PC, modif= ied while disconnected from the EC2 and then uploaded back to the= EC2 after re-establishing the connection.  An EM(x) must not be active when doing this. The software I developed and instructions f= or doing this was available on a website I maintained, but the website was = discontinued due to the limited interest shown in it.

Steve Boese<= /div>


  
From: Rot= ary motors in aircraft <flyrotary@lancaironline.net> on behalf of steve Izett <= flyrotary@lancaironline.net>
Sent: S= unday, August 7, 2016 5:52:16 PM
To: Rot= ary motors in aircraft
Subject: [FlyRotary] Re: Finding the gremlin
 
Your right Bobby, thats what I=92m thinking. A male-female D-sub37 that I c= an plug into the current loom that brings out the CAS inputs, Coil and Inje= ctor outputs.
Cheers
Steve
On 8 Aug 2016, at 1:45 AM, Bobby J. Hughes <flyrotary@lancaironline.net> wrote:

Steve

Last night I had the though= t of making a DB37 breakout so I can easily get a CRO onto and monitor any = input/outputs to the EC2. 


A simple screw terminal strip may be simpler use for testing. That would al= low full access to the CAS wires to add an external 1k resistor and verify = p-p voltage.  
Bobby

Sent from my iPad

On Aug 6, 2016, at 7:23 PM, steve Izett <flyrotary@lancaironline.net> wrote:

Thanks Tracy
The NOP indication is directly linked to RPM - about 6K (D= ynon miss reads at the same point). But no missing occurs at this point, en= gine continues smooth.
When the gremlin strikes (all hell breaks loose) it does a= ppear clearly related to load - just before 24=94Hg.

Ive never checked the timing with a light or whats in the = EC2 (dumb), just thought I'd zero=92d all parameters in non volatile memory= .
I=92m going past the hangar today so will fire her up and = read the static timing setting via the EM3.

As far as Earths. I have a noisy one and a quiet one and o= ne for the gear pump.
Each has 10 gauge wire 26 inches back to battery. Each Earth point is an AN bolt and nut clamping all those = paticular earths lugs either side of the 10 gauge earth lug. All lugs are s= oldered.

Power Busses are: Engine, Flight and Gear (30 amp pump) ea= ch fed by 10 gauge wire 36 inches back to battery.
In order to easily get to all electrical systems I opted f= or a two buss blade fuse arrangement. (The gear power is a 30amp breaker)
This does mean on the engine buss, EC2, EM3, Coils, Inject= ors, Pumps, are fed from the same point via 10 gauge wire rather than the E= C2 independently back to to battery.

Thanks Steve and Bobby
I kept and ran the injector lines and coil trigger lines i= ndependently seperate from each other and all other wires where possible.
eg. Coils go to the right and through the firewall. Inject= ors to the left and though the firewall.

I do pull the throttle each time the gremlin strikes tryin= g to minimise damage to the drive line.

Last night I had the thought of making a DB37 breakout so = I can easily get a CRO onto and monitor any input/outputs to the EC2. 
I=92ll do this before next Friday enabling testing of elec= trical systems.

I=92ll check the CAS signal amplitude and check the inject= or signals.
I would like to get a video recorder, recording everything= as I always forget to check some parameter each time I=92m testing.=

Steve




On 7 Aug 2016, at 4:1= 2 AM, Tracy <f= lyrotary@lancaironline.net> wrote:

Steve wrote:
"Note to Tracy. = - Did you incorporate in your code any way of knowing if the EC2 entered a = watchdog routine?"

Sort of.  That N= OP you are seeing is a good indication that the ec2/3 has been jolted out o= f its normal operating loop and is trying to reboot.  The backfiring i= s too.    Electrical noise (probably in the grounding scheme of electrical wiring layout) is the most likely candidate.  

Tracy

Sent from my iPad

On Aug 5, 2016, at 17= :31, steve Izett <flyrotary@lancaironline.net> wrote:

Note to Tracy. - Did = you incorporate in your code any way of knowing if the EC2 entered a watchd= og routine?

--
Homepage:  http://www.flyrotary.com/
Archive and UnSub: &n= bsp; http://mail.lancaironline.net:81/lists/flyrotary/List.html=


--
Homepage:  http://www.flyrotary.com/
Archive and UnSub:   http://mail.lancairo= nline.net:81/lists/flyrotary/List.html

<NI USB 3008 conne= ctions 2.JPG>--
Homepage:  http://ww= w.flyrotary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/l= ists/flyrotary/List.html

--_000_CY1PR05MB220186248B8154ECFEA205FDB91B0CY1PR05MB2201namp_--