[GreenKeys] Model 28 FIXED!

Harold Hallikainen harold at w6iwi.org
Sat Oct 2 19:06:03 EDT 2021


Congratulations! Next, I'll come over and we'll get it on the air!

Harold

On Sat, October 2, 2021 3:53 pm, Mike McAuley wrote:
> Wow! It's going now.Printing correctly! That little spring not being
> connected was causing all that.Only issue I see remaining now is that a
> few types are printing low, like the type box is not being lifted high
> enough.K, A, U, W and Q are printing low.Besides that, all I need to do
> now is change out some type pallets for more often used characters.For
> example mine has "7/8" instead of a comma.  "1/8" instead of a
> colon...Thanks!!Mike
> -------- Original message --------From: John <john-koster at tx.rr.com> Date:
> 10/2/21  3:09 PM  (GMT-07:00) To: Mike McAuley <mmcauley at cox.net> Subject:
> Re: Model 28 with a new problem
>     I just confirmed there is a spring on mine.  Hard to see back in
>       there but it's there for sure.   I gotta go look at the chart some
>       more to see if this makes sense, but if it's just sitting in the
>       outer position and never in the back position, that will mess
>       things up.
>
>
>     On 10/2/2021 4:45 PM, Mike McAuley
>       wrote:
>
>
>
>       Ok. Mine isn't 'connected' to anything really.
>       No spring.
>         Just floats between the upper & lower
>
>
>
>
>         -------- Original message --------
>         From: John <john-koster at tx.rr.com>
>         Date: 10/2/21 2:39 PM (GMT-07:00)
>         To: Mike McAuley <mmcauley at cox.net>
>         Subject: Re: Model 28 with a new problem
>
>
>
>       Probably should have some spring tension holding it towards
>         the rear and then is pulled forward by either the upper or lower
>         slide.  Kind of like an OR gate.  I'd have to look at parts
>         section to see if spring is involved.
>
>         John, W9DDD
>
>
>
>
>         On Oct 2, 2021, at 4:26 PM, Mike McAuley <mmcauley at cox.net>
>         wrote:
>
>
>
>         John, both upper and lower horizontal motion stop slides
>           move in & out with the bellcrank.
>
>
>           Is the common horiz. motion stop slide just
>             supposed to be free floating between them?
>
>
>
>
>
>
>           Mike
>
>
>
>             -------- Original message --------
>             From: John <john-koster at tx.rr.com>
>
>             Date: 10/2/21 2:17 PM (GMT-07:00)
>             To: Mike McAuley <mmcauley at cox.net>
>
>             Subject: Re: Model 28 with a new problem
>
>
>
>           You get in and out motion on both slides?   I guess that
>             would have been too easy.
>
>             John, W9DDD
>
>
>
>
>             On Oct 2, 2021, at 4:09 PM, Mike McAuley <mmcauley at cox.net>
>             wrote:
>
>
>
>             That bell crank/rocker engages with just two of the
>               bars right?  4 & 5?
>
>
>               They're both engaged and appear to be
>                 operating
>
>
>
>
>               Mike
>
>
>
>
>
>
>
>
>
>                 -------- Original message --------
>                 From: John <john-koster at tx.rr.com>
>
>                 Date: 10/2/21 1:58 PM (GMT-07:00)
>                 To: Mike McAuley <mmcauley at cox.net>
>
>                 Subject: Re: Model 28 with a new problem
>
>
>
>               You may have missed getting everything in synch when
>                 replacing front plate
>
>
>               <omdllocpogmobglg.png>
>               Number 5 code bar should control Lower Horizontal Motion
>               Stop Slide.  The bell crank not in the notch in the code
>               bar.
>
>               I think you can confirm this by manually moving the code
>               bar and watching the slides.  Chech #4 first to see how
>               it's supposed to work?
>
>
>                 On 10/2/2021 1:54 PM, Mike McAuley wrote:
>
>                So I got the code bar 3 issue fixed
>                   as far as I can tell.  I can see all five code bars
>                   shifting back & forth.
>
>
>                 But now
>                     there is a new issue...
>
>
>
>                     A types as W
>                     E types as Z
>                     I types as P
>                     S types as Y
>                     U types as Q
>
>
>                     3 types as quotation mark
>                     7 types as 1
>                     8 types as 0
>                     Dash types as 2
>                     STOP types as hashtag
>                     Spacebar types as H
>                     Line feed types as L
>
>
>                     Now I was sleuthing the bit codes
>                       for all those keys and from what I see, the common
>                       denominator is bit 5.
>
>
>                     On those keys, a bit 5 SPACE is
>                       being turned into a MARK.  On other characters
>                       where bit 5 is *supposed* to be a Mark, they are
>                       typing fine.
>
>
>                     AND... it's not doing it on ALL the
>                       keys where switching bit5 from S to M would change
>                       the character.  For example, typing C does not
>                       change to V.
>
>
>                     I can also see that these affected
>                       characters happen to lie in the center four
>                       columns on each side of the typebox (middle four
>                       for the FIGS section, & middle four for the
>                       LTRS section.)
>
>
>                     The bit 5 code bar is NOT stuck. I
>                       can see it freely running back & forth between
>                       M & S.
>
>
>                     So the question is: what could be
>                       causing a MARK to be sent on bit 5 in cases where
>                       it should be a SPACE?
>
>
>                     Any thoughts, ideas or suggestions
>                       appreciated 
>
>
>
>
>                     73s
>
>
>                     Mike
>                     KD7VRG
>
>
>
>               --
>
> John Koster
> john-koster at tx.rr.com
>
>
>
>
>
>
>     --
>
> John Koster
> john-koster at tx.rr.com
>
>
>


-- 
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