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**Reel Slots** Gaming Machines => Bally Electromechanical => Topic started by: DavidLee on October 10, 2017, 04:56:32 PM

Title: 1088 $ machine blows fuse on 2nd coin
Post by: DavidLee on October 10, 2017, 04:56:32 PM
Machine works fine until the 2nd coin passes the coin in switch.
When the coin switch returns up the Deposit Coin light picks up 50 volts, blowing the 6 volt fuse.
Thinking the odds unit or handle release might be causing this problem.
Wondering if anyone else has come across this situation.

The machine is not in the shop, I'm trying to help long distance over the phone.
Thanks for any suggestions.
 
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: RiseLikeRa on October 16, 2017, 04:18:34 AM
David:


As crazy as it sounds, and as much heat as I have taken on this forum for saying it, I have found MANY a short by as close as possible creating a total dark situation.  Turn out the lights or put a blanket over you and the game.  Drop that second coin and look closely.  A flashligh may help you find the coin slot of the micro switch on the door.  Once found black out time again.  USUALLY there is a spark where your short is.  Not high tech but it works.


My opinion is free and worth every penny :yes:
Ra
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: OldReno on October 16, 2017, 11:45:17 AM
You have either a short to case, or a burned coil.
Get a cheap VOM and on ohms (or continuity) pull each subunit, clip one lead to frame and touch other probe to each switch and coil connection. You should get NO reading. The machine is designed to be absolutely isolated from case.
I suspect you have either a shorted odds step up coil, or a switch touching to case.
You can also unplug the machine and then check all of the switches, light bulb sockets, coil's, etc. in the case in the same way.
Once you isolate the short to a specific subunit then you must find where on that subunit you have contact to the frame.
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: DavidLee on October 16, 2017, 01:18:10 PM
Thank you Ra and Mr. Reno,

I think we've got it narrowed down to a bad coil G31-2000 on the odds step up unit.
Ra that is a good way to locate any fireworks in the machine that could be trouble.
Also did the test with one lead of the meter on the case, machine was clear of direct shorts.

Thanks for the suggestions, will leave this post open until the machine is fixed.
Going to send a coil for the machine, but won't know until its installed.

Thanks again
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: RiseLikeRa on October 16, 2017, 07:12:47 PM
Old Reno.  Right as rain as always.
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: OldReno on October 16, 2017, 07:22:02 PM
Thx Ra.
I hope someone will come video me teaching how to work on these before i exit/kak. I'm 68 & smoke, but good for awhile. I am the 1% of EM afficianados.
Even have a room here in Reno for duration for someone who can vid this.
Pax Vobiscum
.
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: RiseLikeRa on October 17, 2017, 03:48:02 AM
That's a great idea!  I have no filming chopa but I am willing to kick in a C note to compensate someone who does.  Open up a thread and see what comes of it.  I will be the first contributor.     


Humbled by your knowledge
Ra
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: rdaniel on October 17, 2017, 09:36:50 AM
I second that RA


rdaniel
Title: Re: 1088 $ machine blows fuse on 2nd coin
Post by: RiseLikeRa on October 17, 2017, 01:27:20 PM
Well Old Reno thats 200 smackers in less than 24 hours!   What say you?  In the immortal words of boxing Referee Mills Lane "lets get it on"!


Hopeful Ra
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