[volt-nuts] Best cleaning procedure for precision cirquits
scottr9 at yahoo.com
Sat Sep 25 23:39:40 UTC 2010
A data point: The Fluke 5440B service manual contains a module cleaning description in section 3-11 on page 66 of the PDF. The final note in the section reads:
A satisfactory cleaning method consists of holding the PCAs
under running hot water until they are clean.
Their procedure really has more to due with getting "dirt" off of the boards rather than cleaning off flux residue and other things that affect the circuit performance, but...
--- On Sat, 9/25/10, Andreas Jahn <Andreas_-_Jahn at t-online.de> wrote:
> From: Andreas Jahn <Andreas_-_Jahn at t-online.de>
> Subject: [volt-nuts] Best cleaning procedure for precision cirquits
> To: "Discussion of precise voltage measurement" <volt-nuts at febo.com>
> Date: Saturday, September 25, 2010, 5:03 PM
> Hello all,
> currently I am soldering my first LTZ1000A reference
> Up to now I am cleaning my precision boards after soldering
> denatured alcohol in a pre-washing and a main washing
> After this the last washing stage is with clean water to
> get rid of the
> white haze from the denatured alcohol.
> What is the best cleaning procedure? Is there one in a
> repair manual of any precision instrument?
> Which of the near best procedure can be done at a home?
> What are You doing to clean the boards?
> best regards
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