[GreenKeys] Teletype 33-ASR Paper Feed Issues

[Donald Lampert]

It sure has saved me loads on recovering platens on my 50 plus typewriters, and Teletypes 15, and 19.
Thanks for your response - glad it worked for you!

Sent from my iPhone

> On Jan 23, 2016, at 22:16, Rick Bensene <rickb at bensene.com> wrote:
> 
> Don Lampert wrote:
>> 
>> To somewhat revive the rubber platen, with a soft rag, apply a coat of
> basic
>> automobile brake fluid, and let it set about an hour. After that wipe
> off any
>> excess fluid and let it dry for maybe another hour It will soften the
> surface
>> rubber enuf to give it friction and grip. May eventually dry out, but
> can be
>> done again.
>> That's what we typewriter folks do.
> 
> So, today I have Don's recommendation a try.
> 
> I took a soft cloth, and put some standard DOT 3 brake fluid on it, and
> carefully wiped down the (previously paper-slipping) platen on my 33ASR.
> I let it stand for about an hour, and then wiped off the excess on the
> platen and the roller below with a clean, dry cloth. I waited another
> hour, and double-checked for any remaining visible fluid...there was a
> little from the roller under the platen that I carefully wiped off.  
> 
> I noted that the platen indeed felt less 'slick', and had a slight tack
> to it.
> 
> I decided to let it set for another couple of hours.
> 
> When I came back to it, the slight tack had disappeared, and it just
> seemed "grippier".
> 
> So, I threaded up the paper, and it seemed to advance very nicely by the
> manual knob.
> 
> I powered the Teletype up, and did some testing by typing lines of text
> in LOCAL mode with a RETURN, LINEFEED at the end of each line.
> 
> The paper advanced the right amount, reliably, every time.
> 
> I hooked the Teletype up to my emulated HP 2000/Access system (SimH),
> and proceeded to run the AMAZIN program that generates nice printed
> mazes.   The mazes looked great...no problems at all with the paper
> advancing properly.
> 
> Thanks so much, Don, for this great suggestion.  While it may not be a
> permanent solution, it definitely kept me from having to pull out the
> platen and send it out for  replacement of the rubber.
> 
> This list never cease to amaze me with the expertise and helpfulness of
> the folks here.
> 
> Best to all,
> -Rick
> ---
> Rick Bensene
> The Old Calculator Museum
> http://oldcalculatormuseum.com
> 
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