Subject:
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Re: voltage question??
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Newsgroups:
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lugnet.trains
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Date:
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Tue, 18 Apr 2000 08:03:15 GMT
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Viewed:
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1270 times
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AWESOME>>>
Thank you both for your help.....( I am now searching in the lot for the
wheels...)
regards
Dave
Jonathan Reynolds <scorch@tinyworld.co.uk> wrote in message
news:Ft6K54.E3t@lugnet.com...
> In lugnet.trains, Reinhard "Ben" Beneke writes:
> > > Hi Dave,
> >
> > a blue motor housing with black base, that means a very old motor like • from
> > sets 100, 102, 112, 113 from 1966 - 1968. So it's definitely a 4.5 Volt • motor.
> > If you are interested in an inside view look here:
> > http://www-public.tu-bs.de:8080/~rbeneke/lego/9v_12v/pi260.jpg
> > or more schematic:
> > http://www.brickshelf.com/scans/0000/0240/0240-19.html
> >
> > Please notice, that you need very special wheels with longer metal shaft • than
> > usual wheels during the 70ies used to have.
>
> If you cannot get any of these wheels there is another solution.
>
> I have had one of these motors since (about) 1969. The motor was • overworked
> and abused, regularly with 12v instead of 4.5v and gave no trouble at all. • I
> took it out of storage about three years ago (end of dark ages#1) and • found
> two faults which were easily fixed after very carefully breaking open the • base
> of the unit;
>
> 1. It made a terrible noise! - an ispection of the gears, removal of fluff • and
> a spray of WD40 cured that. First oiling in 30 years!
>
> 2. The original 'special' bushes for the notched axles were worn and would • not
> retain the wheels very well. I was really concerned by of the lack of • 30-year
> old spares for a child's toy! However this was easily cured by breaking • open a
> couple of old 1970s white 2x4 axle bricks, removing the black end bushes • and
> force-fitting these onto the original drive axles. I had to select the • axle
> bricks carefully as some of these were a bit weak too. The big adavantage • is
> of course that the standard wheels with flat-ended metal stub axles will • fit.
> Of course, it's possible that the bushes will slip under extreme pressure • but
> this does of course reduce the strain on the motor.
>
> Use superglue when rebuilding - this should hold until about 2028 or so.
>
> > With some fantasy you can recognize them in this picture:
> > http://www.lugnet.com/pause/search/?query=102
> > The last 3 millimeters of the shaft are only half of a circle: so you get • a
> > kind of mechanical coupling.
> >
> > Therefor these motors give the strongest Lego engines you can find! They • pulled
> > not only a big amount of waggons (with hook couplings instead of magnetic
> > couplings you can make up real long trains!) but they even where able to • move
> > some buildings and level crossings with additional track by accident. • This
> > picture was taken yust 2 minutes, before that happened:
> > http://www-public.tu-bs.de:8080/~rbeneke/lego/event_3/pi195.jpg
> > two 112 engines are pulling a short train with a too big combine • harvester
> > which couldn't pass the 148 train station.... The train station was to • big to
> > pass 146 level crossing and that was attached to the track: the result • was a
> > big mess and we have been so busy to repair the damage, that I forgot to • take
> > pictures....
>
> I agree about the strength - just compare this motor with the all-black • 'small
> block' contemporary units.
>
> Jon
>
> > And yes, the sponge is for oil, but the motor needs not more, than a drop • in
> 10
> > years.
> >
> >
> > Regards,
> >
> > Ben
> >
> >
> >
> > My surftip:
> > http://buerger.metropolis.de/legoit/lego.html
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Message is in Reply To:
 | | Re: voltage question??
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| (...) If you cannot get any of these wheels there is another solution. I have had one of these motors since (about) 1969. The motor was overworked and abused, regularly with 12v instead of 4.5v and gave no trouble at all. I took it out of storage (...) (25 years ago, 17-Apr-00, to lugnet.trains)
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