X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 50 [XX] (51%) URL: contains host with port number (-49%) URL: weird port adjustment Return-Path: Received: from [66.219.56.248] (HELO qnsi-xch.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.1.8) with ESMTP id 2044752 for flyrotary@lancaironline.net; Mon, 14 May 2007 22:23:07 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.248; envelope-from=bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C796A0.785BC584" Subject: RE: [FlyRotary] Re: Frustrating Sunday Disposition-Notification-To: "Bobby J. Hughes" X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Date: Mon, 14 May 2007 21:23:56 -0600 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Frustrating Sunday Thread-Index: AceWn23jboEp+6K2QP6qb3Bid4r5aQAAO+4A From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C796A0.785BC584 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Got to read one more Tracy. Dennis H. will post info tomorrow. He is wearing a grin. =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook Sent: Monday, May 14, 2007 8:14 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Frustrating Sunday In my last phone conversation with Buly he indicated that the flashing NOP was due to not having the EM2 plugged in. That symptom went away when he plugged it in. I'm hoping he finds something else not plugged in that solves the injector problem too! : ). I'm not hopeful though because it sounds like Buly has tested most everything. =20 BTW, it is VERY risky probing around on the back side of the EC2 connector to test things. Last time I did it I slipped with a scope probe and shorted a couple of 'worst case' pins together and wiped out an EC2, an EM2 and the Data logger. Ouch! =20 Tracy (really the last email) Ed, =09 The EM2 is powered up independently from the EC2. The flashing NOP is the normal indication if there is no serial communication with the EC2. It really sound like there is a problem with Buly's EC2. =09 Bob W. (Maybe your engine found out it was installed plugs up.) (Sorry! The devil made me do it.) =09 On Mon, 14 May 2007 21:15:19 -0400 "Ed Anderson" wrote: =09 > Sounds like you have clearly shown connectivity between the EC2 and=20 > injectors, Buly. Before, Tracy put in the injector (mode 1) and ignition=20 > (Mode 8) simulation circuits, I would have said look to make certain your=20 > crank angle sensor is still properly connected. But, my understanding is=20 > that the simulation circuits do not require the CAS to function properly.=20 > In other words they "act" is if they are being trigger by a CAS but actually=20 > are being trigger by an internal circuit simulating the out put of the CAS. >=20 > Since you indicate you do get spark when using the mode 8 ignition=20 > simulation circuits - it sounds like the problem is isolated to the circuits=20 > which trigger the darlington transistors which ground the injectors. >=20 > Just because, I can't think of anything else - have you tried it with the=20 > EM2 unplugged from its EC2 connection? You indicate you are getting a NOP=20 > which as pointed out by several could mean no power from the EC2 to the EM2=20 > OR simply no communication along the serial data circuit between the two. I=20 > don't have an EM2 so not familiar with how it is powered, IF indeed the=20 > EM2 has the NOP because it is not getting power from the EC2 how could you=20 > tell independent of the NOP blinking and does it mean anything relative to=20 > your problem? Could it mean some part of the EC2 is not getting power and=20 > therefore the EM2 is not getting power from it as well? >=20 > Had a root canal done on a tooth today, so not certain I am going to be up=20 > to laying around under the aircraft tomorrow - to see why my engine won't=20 > start. I do know that my injector simulation circuit is working because in=20 > mode 1 they click like mad. I suspect my problem is ignition. >=20 > So sort of in the same pickle - can't run the engine, planning on going to=20 > Mid-Atlantic flyin this Friday - provided of course, I can fix the problem=20 > and get the engine running. >=20 > I just can't think of anything else to suggest, Buly. If I come up with a=20 > brain storm, I'll let you know. >=20 > Ed > ----- Original Message -----=20 > From: "Bulent Aliev" > To: "Rotary motors in aircraft" > Sent: Monday, May 14, 2007 8:56 PM > Subject: [FlyRotary] Re: Frustrating Sunday >=20 >=20 > > Latest installment: > > After work I performed a new battery of tests; > > With the harness plugged in the EC2 and the ground connected, I removed=20 > > the board and performed all the tests suggested by all, buy touching the=20 > > the pins on the back where they are soldered to the board. This way I=20 > > eliminated the the possibility of bad connector pin. There is power to=20 > > both 12V+ pins. Triggered all the injectors from the ground return pins=20 > > as Tracy suggested. > > Also checked the pins to make sure one is not sinking when pressed down.=20 > > They are all solid, even and straight. > > I wander, what is triggering the grounding pins in the EC? Since the=20 > > injector priming and testing features are not working, but all the others=20 > > do? > > Buly > > > > > > -- > > Homepage: http://www.flyrotary.com/ > > Archive and UnSub:=20 > > http://mail.lancaironline.net:81/lists/flyrotary/List.html=20 >=20 >=20 > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html =09 =09 --=20 N93BD - Rotary Powered BD-4 - http://www.bob-white.com 3.8 Hours Total Time and holding Cables for your rotary installation - http://www.roblinphoto.com/shop/ =09 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html =09 ------_=_NextPart_001_01C796A0.785BC584 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
Got to read = one more=20 Tracy. Dennis H. will post info tomorrow. He is wearing a = grin.
 
Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy=20 Crook
Sent: Monday, May 14, 2007 8:14 PM
To: Rotary = motors=20 in aircraft
Subject: [FlyRotary] Re: Frustrating=20 Sunday

In my last phone conversation with Buly he indicated that the = flashing NOP=20 was due to not having the EM2 plugged in.  That symptom went = away when=20 he plugged it in.   I'm hoping he finds something else not = plugged in=20 that solves the injector problem too!   : ).  I'm not = hopeful=20 though because it sounds like Buly has tested most everything.
 
BTW, it is VERY risky probing around on the back side of the EC2 = connector=20 to test things.  Last time I did it I slipped with a scope probe = and=20 shorted a couple of 'worst case' pins together and wiped out an EC2, an = EM2 and=20 the Data logger.  Ouch!
 
Tracy (really the last email)
Ed,

The=20 EM2 is powered up independently from the EC2.  The flashing NOP = is
the=20 normal indication if there is no serial communication with = the
EC2. =20 It really sound like there is a problem with Buly's EC2.

Bob W. = (Maybe=20 your engine found out it was installed plugs=20 up.)
       (Sorry! The devil made me = do=20 it.)

On Mon, 14 May 2007 21:15:19 -0400
"Ed Anderson" <eanderson@carolina.rr.com&g= t;=20 wrote:

> Sounds like you have clearly shown connectivity = between the=20 EC2 and
> injectors, Buly.  Before, Tracy put in the = injector=20 (mode 1) and ignition
> (Mode 8) simulation circuits, I would = have said=20 look to make certain your
> crank angle sensor is still = properly=20 connected.  But, my understanding is
> that the simulation = circuits do not require the CAS to function properly.
> In = other words=20 they "act" is if they are being trigger by a CAS but actually
> = are=20 being trigger by an internal circuit simulating the out put of the=20 CAS.
>
> Since you indicate you do get spark when using = the mode=20 8 ignition
> simulation circuits - it sounds like the problem = is=20 isolated to the circuits
> which trigger the darlington = transistors=20 which ground the injectors.
>
> Just because, I can't = think of=20 anything else - have you tried it with the
> EM2 unplugged from = its EC2=20 connection?  You indicate you are getting a NOP
> which as = pointed=20 out by several could mean no power from the EC2 to the EM2
> OR = simply=20 no communication along the serial data circuit between the two. I =
>=20 don't have an EM2 so not familiar with how it is powered,   = IF=20 indeed the
> EM2 has the NOP because it is not getting power = from the=20 EC2 how could you
> tell independent of the NOP blinking and = does it=20 mean anything relative to
> your problem?  Could it mean = some part=20 of the EC2 is not getting power and
> therefore the EM2 is not = getting=20 power from it as well?
>
> Had a root canal done on a = tooth=20 today, so not certain I am going to be up
> to laying around = under the=20 aircraft tomorrow - to see why my engine won't
> start.  I = do know=20 that my injector simulation circuit is working because in
> = mode 1 they=20 click like mad.  I suspect my problem is ignition.
> =
> So=20 sort of in the same pickle - can't run the engine, planning on going = to=20
> Mid-Atlantic flyin this Friday - provided of course, I can = fix the=20 problem
> and get the engine running.
>
> I just = can't=20 think of anything else to suggest, Buly.  If I come up with a =
>=20 brain storm, I'll let you know.
>
> Ed
> ----- = Original=20 Message -----
> From: "Bulent Aliev" <atlasyts@bellsouth.net>
= >=20 To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
>=20 Sent: Monday, May 14, 2007 8:56 PM
> Subject: [FlyRotary] Re:=20 Frustrating Sunday
>
>
> > Latest = installment:
>=20 > After work I performed a new battery of tests;
> > With = the=20 harness plugged in the EC2 and the ground connected, I  removed =
>=20 > the board and performed all the tests suggested by all, buy  = touching the
> > the pins on the back where they are = soldered to=20 the  board. This way I
> > eliminated the the = possibility of=20 bad connector  pin. There is power to
> > both 12V+ = pins.=20 Triggered all the injectors  from the ground return pins
> = > as=20 Tracy suggested.
> > Also checked the pins to make sure one = is not=20 sinking when pressed  down.
> > They are all solid, = even and=20 straight.
> > I wander, what is triggering the grounding pins = in the=20 EC? Since the
> > injector priming and testing features are = not=20 working, but all the  others
> > do?
> > = Buly
>=20 >
> >
> > --
> > Homepage:  http://www.flyrotary.com/
> = >=20 Archive and UnSub:
> > http:= //mail.lancaironline.net:81/lists/flyrotary/List.html=20
>
>
> --
> Homepage:  http://www.flyrotary.com/
> = Archive=20 and UnSub:   http:= //mail.lancaironline.net:81/lists/flyrotary/List.html


--=20
N93BD - Rotary Powered BD-4 - http://www.bob-white.com
3.8 = Hours=20 Total Time and holding
Cables for your rotary installation - http://www.roblinphoto.com/shop= /

--
Homepage: =20 http://www.flyrotary.com/
Archi= ve and=20 UnSub:   http:= //mail.lancaironline.net:81/lists/flyrotary/List.html
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