Cleaning RK05 packs (Was: LGP-30 Memory Drum Update)

[Marc Howard]

"A pack inspector is a handy thing to have (spinle with microscope and
illuminator on the rack and pinion)"

Can you post a picture of this critter?  Is it something we could 3D print?

Thanks,

Marc

On Thu, Jan 5, 2017 at 6:40 AM, Al Kossow <aek at bitsavers.org> wrote:

> isopropyl alcohol works. TFE is better, if you have some stashed.
>
> If you can find them anywhere, Texwipe made a plastic wand that looks like
> a tongue depressor with a slit down the middle and a lint free sleeve
> called the Texsleeve (tx300 sleeve, tx800 wand) that you would use to
> clean heads
>
> Minor head crashes leave a tar-like residue that you need to remove. A
> pack inspector
> is a handy thing to have (spinle with microscope and illuminator on the
> rack and pinion)
> to look for surface damage.
>
> On 1/5/17 5:22 AM, Noel Chiappa wrote:
> >     > From: Klemens Krause
> >
> >     > We clean our RK05 disks in a very robust way: with cheap burning
> spirit
> >     > and paper towels. ... We rubbed away thick black traces from
> occasional
> >     > head crashes and we never removed the oxide coating with this
> torture.
> >
> > I am about to get a large batch of RK05 packs, so I am interested in the
> > details of this.
> >
> > First, what is 'burning spirit'? (I assume this is a straight translation
> > into English of some German term, but not knowing German... :-) After
> poking
> > around with Google for a while (hampered no little by the fact that it's
> the
> > name of a band, and also a term in World of Warcraft :-), it seems like
> it
> > might be acetone?
> >
> >       Noel
> >
>
>