Re: 4 square pinball machine repair help!!!!!!!



OK, I getcha. If the procedure is not done properly I agree more harm than
good can be the result, and it is easy for a novice to do it wrong.
Absolutely agree. I concede I am not an EM repair whiz, that's why I
suggested he come here for advice. I'll just keep quiet and let you guys do
your stuff.

:0)

PS: Terming the score motor "computer" is also my doing. It's usually easier
for people to relate to it being the brain of the calculator. Cause what are
pins besides a glorified calculator?

--
-cody
CARGPB4


"AL" <AL@xxxxxxxxxxx> wrote in message
news:d7c535cd-47a0-4725-b58a-c5f0f4560e68@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
On Feb 23, 8:47 pm, "cody chunn" <cchu...@xxxxxxxxxxx> wrote:
Well, all the contacts are cruddy with black gunk, and one relay that
would
sort of cause the motor to run the contacts were arcing. This machine had
obviously been neglected for a long time. In my limited experience, it is
best to go through and clean all the contacts and verify a good make/break
before trying to diagnose problems because you then end up doing one
switch
at a time, but still having to visit most them anyway. I also found a few
switches that were out of adjustment, so they all need to be checked and
if
you're going to do that, why not hit them with a file since you're going
to
be touching them anyway. Following this process, I have had games that
were
out of commission play fine afterward, with no troubleshooting needed
because the problematic switches were corrected during servicing. So I
respectfully disagree with your position that more harm is done by
cleaning
and adjusting contacts.


Cody,

If this game were being serviced by you, I wouldn't question the
process of cleaning every contact and properly adjusting every switch.
I'm sure in your hands, this would yield a nicely working game that
would perform flawlessly for years to come.

Sadly, it's not in your capable hands. It is owned by someone who has
come to this forum for help. Not only to get his game operating, but
perhaps to gain some understanding as to how it works and how to
troubleshoot it in the future.

Hypothetically, let's say the owner did go through and clean and
adjust every single contact set in the game. Now, are you suggesting
that every time the game experiences a problem that this process be
repeated? Why not start the process of understanding now?

I have repaired dozens of games that have been fully cleaned and
adjusted by thier owners. More often than not, their inexperience has
created problems that now must be resolved, compounding the original
issue. Logic, be it Relay or Solid State is far easier to troubleshoot
when resolving a single set of symptoms.

On this game, there is some functionality that can be built upon.
Those contacts that are suspect will be cleaned in the process of
troubleshooting.

I mean no disrespect to your approach. I still feel that it is not
appropriate for the inexperienced.

AL CARGPB 33(1/3)
www.Team-EM.com





.



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