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From: "Harold Kovac" <kayce33@embarqmail.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-2044329@logan.com>
Subject: Re: [FlyRotary] Re: Frustrating Sunday
Date: Mon, 14 May 2007 21:27:14 -0400
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I'd recommend Bob Nuckolls (Aeroelectric Connection) method,  crimping. 
Somewhat more expensive than solder, pins cost more, but easy to do and 
quite a satisfactory joint.
just have to have right crimp tool, Steinair or B & C .
Harold- RV- 9A. Wiring the tail cone to mid section.
----- Original Message ----- 
From: "Bob White" <rlwhite@comcast.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Monday, May 14, 2007 4:56 PM
Subject: [FlyRotary] Re: Frustrating Sunday


> There is also the flashing NOP on the EM2.  Bill Shertz had suggested
> seating problems with the connector.  I would also suggest looking
> closely at the pins in the connector.  They can move around some if the
> soldering temp was a little too high.  If the pins aren't straight and
> sticking out the proper length, it makes the seating problem worse.  It
> can also be very intermittent.  This shouldn't be a problem with crimped
> pins.
>
> A tip for soldering 'D' connectors:  I always plug the connector into a
> mating connector before soldering.  If the plastic gets soft, the mating
> connector holds the pin in alignment until it cools off again.
>
> Bob W.
>
> On Mon, 14 May 2007 15:58:32 -0400
> "Tracy Crook" <lors01@msn.com> wrote:
>
>> That was my guess too Bob  (bad connection to 19 & 37 which is the 
>> injector ground return path).  That is the only thing that would explain 
>> the symptoms Buly is having except for all 4 injector drivers going bad 
>> on both controllers (really hard to believe).  It worked on the bench 
>> after I updated it.
>> Obviously there is an answer and I'll find out what it is when I get back 
>> next month if Buly does not find it sooner.
>>
>> I thought it might be the software (Laura's cat could have edited it when 
>> I wasn't looking) but I programmed another unit with that version and it 
>> worked OK.  I am mystified at this point.
>>
>> Buly, try one more test just to satisfy my own curiosity.  Remove the 
>> connector and do the ground each injector pin like you did before but 
>> instead of using a ground wire, use a wire connected to pin 19 or 37 
>> instead.   I know you already tested 19 & 37 for being grounded but try 
>> it anyway.
>>
>> Tracy (probably last email before I leave)
>>   ----- Original Message ----- 
>>   From: Bob White<mailto:rlwhite@comcast.net>
>>   To: Rotary motors in aircraft<mailto:flyrotary@lancaironline.net>
>>   Sent: Monday, May 14, 2007 11:28 AM
>>   Subject: [FlyRotary] Re: Frustrating Sunday
>>
>>
>>   Hi Buly,
>>
>>   Another thing to check is that the injector return leads (pins 19 and
>>   37) are connected to ground.
>>
>>   Bob W.
>>   N93BD - Rotary Powered BD-4 - 
>> http://www.bob-white.com<http://www.bob-white.com/>
>>   3.8 Hours Total Time and holding
>>   Cables for your rotary installation - 
>> http://www.roblinphoto.com/shop/<http://www.roblinphoto.com/shop/>
>>
>>
>
>
> -- 
> 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/
>
> --
> Homepage:  http://www.flyrotary.com/
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