That lead doesn't look very well wetted, either! Makes one think if it was a failed rework attempt with water soluble flux and not properly cleaned.

Thoughts?

Ed Popielarski
Engineering Manager


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-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Watson, Howard August
Sent: Tuesday, December 01, 2015 8:30 AM
To: [log in to unmask]
Subject: Re: [TN] Airbus crash pinned (in part) on solder joint failures

Mike,

Thanks for sending this link - that report was very interesting. Note that the detailed discussion of solder cracks along with interesting photos is also on page 66. 

Thanks,

Howard  Watson 


-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Mike Buetow
Sent: Tuesday, December 01, 2015 7:28 AM
To: [log in to unmask]
Subject: [TN] Airbus crash pinned (in part) on solder joint failures

Here's the report: http://kemhubri.dephub.go.id/knkt/ntsc_home/ntsc.htm



Discussion of the electrical short and cracked solder joint begins on page 104.





Best,



Mike



Mike Buetow

PCD&F/Circuits Assembly

w/m: 617-327-4702

@mikebuetow



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