RE: Re: OT: Help Required, don't know where else to look!!

["Phil Harris" <phil@xxxxxxxxxxx>]

*chuckle*

Hey - at least it's not a discussion about celery! ;-)

Phil

> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf
> Of Rob Iles
> Sent: 02 January 2012 20:36
> To: ukha_d@xxxxxxx
> Subject: RE: [ukha_d] Re: OT: Help Required, don't know where else to
> look!!
>
> Lol! Happy new year to all :-)
>
> --
> Rob Iles
> Proprietor & Chief Automation Architect
> Domia Lifestyle
> www.domialifestyle.com
> On 2 Jan 2012 10:22, "Phil Harris" <phil@xxxxxxx>
wrote:
>
> > **
> >
> >
> > "Specifically, 50% of an engineering department (50 folks)
spent the
> > morning looking around for spare keyboards and hammering keys
because
> > some bright spark thought the cleaners should blast the keyboards
> > clean :-("
> >
> > ...and therein lies the problem! The issue is not with the use of
> > compressed air to clean a device per se but inappropriate use of
a
> > tool (in this case canned air) by inappropriately skilled staff
> > (generally commercial cleaners tend to be nightworkers on minimum
> > wage) who are up against a time schedule determined by some boss
who
> > also has no idea what they've been asked to do but has been given
a
> > directive by someone further up the managerial tree who thought
it
> > would be a good idea.
> >
> > Whilst I don't doubt the keyboard cleaning example given, the
> question
> > from Simon was about why not to use a vacuum cleaner to remove
dust
> > from what would be a pretty simple PCB - the use of the phrase
> "vacuum
> > cleaner" would imply to me the use of a domestic vacuum
cleaner of
> the
> > Dyson / Meile type which aren't exactly precision tools and I
didn't
> > realise that it would be assumed that the user would be expected
to
> > modify their vacuum cleaner into something that resembles an
Apollo
> 13-style "square scrubber in round hole"
> > type arrangement. However I guess given the UKHA_D mantra of
"Let's
> > not use the right tool for the job because it's too expensive so
> let's
> > hack something up that almost does it then grumble that it
doesn't
> > work right instead" I shouldn't be surprised. After all - if
the
> > cleaners had been told to turn their "Henry's" on the
keyboards
> > instead of the canned air then the engineering department used in
> your
> > original example may have spent more of their day hunting for and
> > refitting keycaps and straightening ripped apart key mechanisms.
:-D
> >
> > In my earlier reply I did specifically suggest that an extension
> straw
> > can be used to precisely target areas for cleaning with
compressed
> air
> > - as extension tubes are typically provided with canned gas and I
> > haven't come across an airline airgun yet that has the precision
or
> > facility to insert a flexible straw to precisely direct flow and
also
> > that for most people their access to compressed air it down to
canned
> > gas rather than having a compressor handy (yes, for the record I
do
> > have a 2hp 50 litre compressor with both short and long reach
airguns
> > - neither of which I would consider using on any sensitive
> electronics
> > in the same way as I have a number of hammers in my toolkit and
> > wouldn't consider using the lumphammer for every
> > task) then I - obviously mistakenly - assumed that it wasn't
> essential
> > to specify that I was talking about canned gas given that that is
how
> > probably at least 90% of people here would have access to.
> >
> > I shall remember this in the future and try to be much more
precise
> > with my replies and given the "cleaners and keyboards"
example I
> shall
> > pop downstairs and tell my landlady that I no longer want her to
> remap
> > the ECU in my TVR...
> >
> > Happy New Year to everyone...
> >
> > Phil
> >
> > > -----Original Message-----
> > > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> > > Behalf Of domdevitto
> > > Sent: 01 January 2012 13:37
> > > To: ukha_d@xxxxxxx
> > > Subject: [ukha_d] Re: OT: Help Required, don't know where
else to
> > > look!!
> > >
> > > Hmmm, but if you put a plastic restrictor on the vaccum, you
get
> > > quite a airflow going, and if you tape that up, I'd reckon
it's
> > > similar to a compressed air can.
> > >
> > > Why *I* never recomment compressed air is because it can
blow -
> > > very, very hard, things into places you don't want.
Specifically,
> > > 50% of an engineering department (50 folks) spent the
morning
> > > looking around for spare keyboards and hammering keys
because some
> > > bright spark thought the cleaners should blast the keyboards
clean
> > > :-(
> > >
> > > IMO, you need to decide where the crap is going to go, and
choose
> > > push vs pull, but IMO, pulling is less likely to suck crap
> somewhere
> > > bad, unlike pushing - though maybe that's related to the
hugeness
> of
> > > the push you get from compressed air.
> > >
> > > my $0.02
> > >
> > > --- In ukha_d@xxxxxxx, "Phil Harris"
<phil@...> wrote:
> > > >
> > > > With compressed air you can get a blast of air from
several
> inches
> > > > away that will displace most dust-bunnies (and you can
use a very
> > > slim
> > > > straw as an extension for hard to reach places) ...
whereas with
> a
> > > > vacuum cleaner you basically have to be touching the
item (which
> > > could
> > > > cause damage) to get enough air movement to shift those
wascaly
> > > wabbits...
> > > >
> > > > Phil
> > > >
> > > > > -----Original Message-----
> > > > > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> > > > > Behalf Of Simon Haslam
> > > > > Sent: 31 December 2011 13:54
> > > > > To: ukha_d@xxxxxxx
> > > > > Subject: Re: [ukha_d] OT: Help Required, don't
know where else
> > > > > to look!!
> > > > >
> > > > > Rob: out of curiosity, why not a vacuum cleaner?
In case you
> > > > > suck
> > > up
> > > > > something vital?
> > > > >
> > > > >
> > > > >
> > > > > ________________________________
> > > > > From: Rob Iles <rob.iles@...>
> > > > > To: ukha_d@xxxxxxx
> > > > > Sent: Saturday, 31 December 2011, 0:22
> > > > > Subject: Re: [ukha_d] OT: Help Required, don't
know where else
> > > > > to look!!
> > > > >
> > > > > Simon,
> > > > >
> > > > > There's a TV Repair place near me (yes, they still
exist!), if
> I
> > > > > have anything analogue / high voltage to
investigate, he's my
> > > > > 2nd port of call (if I can't fix it).  Happy to be
middleman /
> > > > > pass on details if it helps....
> > > > >
> > > > > Personally, I'd check all solder joints look good.
Ensure
> > > > > there's
> > > as
> > > > > little dust as possible in side -- use compressed
air, not a
> > > > > vacuum cleaner, check fans (if any) are spinning
freely. Check
> > > > > for corrosion on connectors etc.......
> > > > >
> > > > > Rob
> > > > >
> > > > > --
> > > > > Rob Iles
> > > > > Proprietor & Chief Automation Architect Domia
Lifestyle
> > > > > www.domialifestyle.com On 30 Dec 2011 19:32,
"simon"
> > > > > <simon.millward@...> wrote:
> > > > >
> > > > > > **
> > > > > >
> > > > > >
> > > > > > Hey guys (and ladies of course)
> > > > > >
> > > > > > It's been a while since I posted on here,
don't know why. I
> > > > > > have checked in now and then!!
> > > > > >
> > > > > > I'm kinda hoping that someone out there in
wonderful HA world
> > > > > > could help me with a hardware problem.
> > > > > >
> > > > > > I have a cctv Triplexer (GE DVMRe -10ct160)
that seems to
> have
> > > > > > given up the ghost. Sometimes I can switch it
on for an hour
> > > > > > or
> > > so
> > > > > sometimes
> > > > > > only five minutes and then it just seems to
switch off!
> > > > > >
> > > > > > I mean I do work with electronics and have
had a quick look
> > > > > > but I am stressing about it. Everywhere I
have been to that
> > > > > > can repair it want a ridiculous sum of money,
and as I was
> > > > > > given it, I don't (and can't) really afford
it!
> > > > > >
> > > > > > So I am hoping someone could shed some light
on the problem
> or
> > > > > > even point me in the right direction to get
it fixed ;-)
> > > > > >
> > > > > > Many thanks
> > > > > >
> > > > > > Simon
> > > > > >
> > > > > >
> > > > > >
> > > > >
> > > > >
> > > > > [Non-text portions of this message have been
removed]
> > > > >
> > > > >
> > > > >
> > > > > ------------------------------------
> > > > >
> > > > >
> > > > > Yahoo! Groups Links
> > > > >
> > > > >
> > > > >
> > > > > [Non-text portions of this message have been
removed]
> > > > >
> > > > >
> > > > >
> > > > > ------------------------------------
> > > > >
> > > > >
> > > > > Yahoo! Groups Links
> > > > >
> > > > >
> > > > >
> > > >
> > >
> > >
> > >
> > >
> > > ------------------------------------
> > >
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> >
> >
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
>
> Yahoo! Groups Links
>
>
>


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