Scotch, scotch! Did someone say scotch?
----- Original Message -----
From: <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, August 01, 2002 3:22 PM
Subject: Re: [TN] Solder/Flux Cleaning Methods
> Marshall,
> You ask enough questions to keep me typing for a week. I would suggest
> that you look in the Technet archives, because this topic has been
> discussed on numerous occasions in the past. You will find long
> explanations from myself and Brian Ellis that will answer some of your
> questions. Second, find a copy of J-HDBK-001 and read section 4 (fluxes)
> and section 8 (cleaning). Brilliantly written stuff. The handbook is a
> companion to J-STD-001 and has much information on assembly and materials
> choices. Third, I suggest you get a copy of IPC-TP-1115, which covers
> important considerations if you chose to go no-clean. After reading
> through those documents, I'd be glad to help.
>
> On your question regarding cleaning with a toothbrush and soapy water:
> what was the brand of scotch he was drinking and was he on his 8th or 9th
> round?
>
> The short answer is that there are no easy answers to your questions and
no
> one can do your homework for you. Good luck.
>
> Doug Pauls
> Rockwell Collins
>
>
>
>
> Marshall Hopkins <[log in to unmask]>@ipc.org> on 08/01/2002 10:14:28 AM
>
> Please respond to "TechNet E-Mail Forum." <[log in to unmask]>; Please
respond
> to Marshall Hopkins <[log in to unmask]>
>
> Sent by: TechNet <[log in to unmask]>
>
>
> To: [log in to unmask]
> cc:
>
> Subject: [TN] Solder/Flux Cleaning Methods
>
>
> I am interested in the most appropriate cleaning method for PCBs after
> soldering. I do not have a bath, but am able to brush or spray alcohol or
> flux-off over the board. I can never get it as clean as when it is
initally
> stuffed and cleaned before returning to me. In military applications,
> especially those that operate in saltwater enviornments, it is very
> important that I can clean the board just in case I have to touch up a
> solder joint or replace a part. Is there a particular solder that makes
the
> job easier such as organic core, rosin core, no-clean, etc...? Also, is
> there a particular type of cleaner that works best with the different
> solder types? I was told that a toothbrush and soapy water could remove
> some flux. Seems like that would be a nice method with readily available
> products. Finally, maybe it is the flux and not the solder that really
> matters. Are there different types of fluxes that are easier to clean than
> others? Any help is greatly appreciated.
>
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