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From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-2044679@logan.com>
Subject: Re: [FlyRotary] Re: Frustrating Sunday
Date: Tue, 15 May 2007 07:43:46 -0400
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Hey, watch that Bob.  I've never told it that it was "different" that the 
other rotary installations. {:>)

Ed
----- Original Message ----- 
From: "Bob White" <rlwhite@comcast.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Monday, May 14, 2007 9:27 PM
Subject: [FlyRotary] Re: Frustrating Sunday


> Ed,
>
> 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.
>
> Bob W. (Maybe your engine found out it was installed plugs up.)
>       (Sorry! The devil made me do it.)
>
> On Mon, 14 May 2007 21:15:19 -0400
> "Ed Anderson" <eanderson@carolina.rr.com> wrote:
>
>> Sounds like you have clearly shown connectivity between the EC2 and
>> injectors, Buly.  Before, Tracy put in the injector (mode 1) and ignition
>> (Mode 8) simulation circuits, I would have said look to make certain your
>> crank angle sensor is still properly connected.  But, my understanding is
>> that the simulation circuits do not require the CAS to function properly.
>> In other words they "act" is if they are being trigger by a CAS but 
>> actually
>> are being trigger by an internal circuit simulating the out put of the 
>> CAS.
>>
>> Since you indicate you do get spark when using the mode 8 ignition
>> simulation circuits - it sounds like the problem is isolated to the 
>> circuits
>> which trigger the darlington transistors which ground the injectors.
>>
>> Just because, I can't think of anything else - have you tried it with the
>> EM2 unplugged from its EC2 connection?  You indicate you are getting a 
>> NOP
>> which as pointed out by several could mean no power from the EC2 to the 
>> EM2
>> OR simply no communication along the serial data circuit between the two. 
>> I
>> don't have an EM2 so not familiar with how it is powered,   IF indeed the
>> EM2 has the NOP because it is not getting power from the EC2 how could 
>> you
>> tell independent of the NOP blinking and does it mean anything relative 
>> to
>> your problem?  Could it mean some part of the EC2 is not getting power 
>> and
>> therefore the EM2 is not getting power from it as well?
>>
>> Had a root canal done on a tooth today, so not certain I am going to be 
>> up
>> to laying around under the aircraft tomorrow - to see why my engine won't
>> start.  I do know that my injector simulation circuit is working because 
>> in
>> mode 1 they click like mad.  I suspect my problem is ignition.
>>
>> So sort of in the same pickle - can't run the engine, planning on going 
>> to
>> Mid-Atlantic flyin this Friday - provided of course, I can fix the 
>> problem
>> and get the engine running.
>>
>> I just can't think of anything else to suggest, Buly.  If I come up with 
>> a
>> brain storm, I'll let you know.
>>
>> Ed
>> ----- Original Message ----- 
>> From: "Bulent Aliev" <atlasyts@bellsouth.net>
>> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
>> Sent: Monday, May 14, 2007 8:56 PM
>> Subject: [FlyRotary] Re: Frustrating Sunday
>>
>>
>> > Latest installment:
>> > After work I performed a new battery of tests;
>> > With the harness plugged in the EC2 and the ground connected, I 
>> > removed
>> > the board and performed all the tests suggested by all, buy  touching 
>> > the
>> > the pins on the back where they are soldered to the  board. This way I
>> > eliminated the the possibility of bad connector  pin. There is power to
>> > both 12V+ pins. Triggered all the injectors  from the ground return 
>> > pins
>> > as Tracy suggested.
>> > Also checked the pins to make sure one is not sinking when pressed 
>> > down.
>> > They are all solid, even and straight.
>> > I wander, what is triggering the grounding pins in the EC? Since the
>> > injector priming and testing features are not working, but all the 
>> > others
>> > do?
>> > Buly
>> >
>> >
>> > --
>> > Homepage:  http://www.flyrotary.com/
>> > Archive and UnSub:
>> > http://mail.lancaironline.net:81/lists/flyrotary/List.html
>>
>>
>> --
>> Homepage:  http://www.flyrotary.com/
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>
>
> -- 
> 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/
>
> --
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