[Jukebox-list] Wurly 2410 Working....buzzing motor

Doug Duncan d_duncan at ntlworld.com
Fri May 11 14:10:45 PDT 2007


Mechanical Music of S.F. wrote:
> A.  I'm glad you're up and running.  You have a beautiful machine 
> there that you've only invested about  1/4 or less of what it's worth 
> into.
>
> B. Are you sure it's the motor buzzing?  Not a speed changing solenoid?
> I don't know if you have one of those.  Don't think so.
>
> Could be something resonating or dry motor mounts.
>
> Anyway, there should be (key word 'should') be a couple of tubes, one 
> each running to the bearings on the front and back of the motor.  One 
> or both may be missing.
>
> There are felt pads just inside both the front and back of the motor.  
> There are 'air holes' on the back of the motor.  You should be able to 
> see the felt pad in the inner circle of them.  Put 10 drops, like 2 or 
> 3 in each inner ring hole to re-saturate the felt. After all these 
> years, 10-15 drops isn't too much. On the front, a couple carefully 
> placed drops on the base of the shaft.  You don't want to get any ON 
> the upper part of the shaft and contaminate the rubber drive wheel.
> A week later, put 2 more on the front.
>
> As for the rubber drive wheel, I'd remove it and boil it for 5 
> minutes.  Don't drop it in boiling water, rather, put it in standing 
> on it's hub, and bring to a boil.  Drain and repeat.  This softens the 
> rubber and removes oil and contaminants.  Another tidbit I learned 
> here and it works great.
>
> It sounds like the arms are hanging up somewhere.  Cycle and observe, 
> cycle and observe.
> I know on my 200 selection, there's a couple of flaps that open as the 
> arms raise and lift the record.  They are held closed at the bottom by 
> a couple rollers so that they can enter each record slot.  You  have 
> something similar. I'm looking at my manual with both 100 and 200 
> selection versions, and neither refers to the rollers even though I 
> KNOW they're there on my 200.
>
> Check for broken or bent tabs on the tops of the record lift arms, or 
> for one of the roller assemblies on the base to be out of adjustment, 
> bent or otherwise goofy.  The rollers sort of compress the flaps a bit 
> so that they can enter the record slot even if it's a bit off.  Once 
> the arm befins to enter the slot, the tabs expand to fill the slot to 
> guarantee that it catches the record and moves it up.  I'm thinking 
> this is the problem.
>
> Cycle and observe, cycle and observe.
>

Jackie,

Just a little warning here. If the mechanism is attempting to raise the 
arms but the one that should load the record is not actually loading it 
BEWARE. I have had the situation where the mechanism progressively 
tensions the big spring attached to the loading arm and suddenly it 
ceases sticking and flys up with great force. I could imagine you doing 
serious harm to any part of you that is in the way.
If the rollers are gummed up this could be enough to do it. 

regards,

Doug



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