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Help getting new (old track) running!

Posted at 08:27:23 Thu 2 Jun 2016

Hi All,

 

I've recently inherited a large amount of Hornby Dublo track and engines. Lots of track and three engines in fact. Its been in a box (stored in a dry place) for 32 years. Prior to being boxed up it was in running condition.

I've got what look like original transformers (got two) and controllers (also two). I've wired it into the track however whilst I get a good strong huming from the controller I get no movement any of the three locos. 

The loco's look to be in pretty good shape. The wheels and motor spin well.

I'm wondering if somebody might be able to give me some advice on the best place to start troubleshooting. Can anybody tell me what sort of amperatge should be coming out of the controller or at the track? Does it matter which way the wiring is linked up to the track?

I would attach some images but i'm not sure I see an option on these forums

 

Much appreciated for any assistance you guys might be able to offer. 

Thanks in advance!

James

 

Last Edited 16:33:23 Sat 4 Jun 2016

Posted at 10:33:56 Thu 2 Jun 2016

Hi James, welcome to the Forum............to upload images go to the reply box at the bottom of this page and type your post then to add images/photos place your mouse on the rectangle to the left of smiley face and a click will open a browse & select box to get the upload......the pictures won't appear immediately because they have to be moderated so may be around an hour before posting...HB


Posted 10:33:56 Thu 2 Jun 2016

Posted at 10:55:17 Thu 2 Jun 2016

In addition to what HB has said. This previous post (click link below) explains all, but with the added bonus that it contains step by step instructions and screen shots. Note: that the screen shots were taken from the previous forum software layout, the image upload icon is shown in a different position, but it is still the same icon. Fourth reply down on the linked page below.

.

https://www.hornby.com/community/forum/posting-a-photo/?p=1

Chris.......Making the 'Wood in the Trees' visible.


Posted 10:55:17 Thu 2 Jun 2016

Posted at 13:22:29 Thu 2 Jun 2016

Do not use the controllers without having them checked by an electrician. The insulation on the wiring may have perished and could be dangerous. It would be better to use a modern controller, such as the H&M 2000, but not the standard Hornby R.8250 train set controller which isn't powerful enough to run these old locos.


Posted 13:22:29 Thu 2 Jun 2016

Posted at 00:33:49 Sat 4 Jun 2016

Do not use the controllers without having them checked by an electrician. The insulation on the wiring may have perished and could be dangerous. It would be better to use a modern controller, such as the H&M 2000, but not the standard Hornby R.8250 train set controller which isn't powerful enough to run these old locos.

Hi,

I just purchased a R.8250 controller prior to seeing your message. 

I'm yet to open it so can probably return it and get my $50AUD back, but the next controller that was in store was the H&M 2000 and that was $200AUD...

Can anybody else confirm that the 8250 won't be powerful enough for the older 3 rail locos? If so I'll return...if not, it might be worth a shot to get the system running without having to spend $200..

 

Thanks!!

 


Posted 00:33:49 Sat 4 Jun 2016

Posted at 03:33:51 Sat 4 Jun 2016

Definitely not powerful enough James.  There are lots of reports on here as to how lightweight it is.  All it will do is overload, overheat and cut out.

And thanks for all the fish …


Posted 03:33:51 Sat 4 Jun 2016

Posted at 07:41:24 Sat 4 Jun 2016

James, definitely concur with Fishy. The R8250 is designed to a low manufacturing price** for the boxed Hornby train sets. It lacks oompphh to run anything bigger or older (more current hungry) locos.

.

** doesn't mean low retail price, just cheap to make.

Chris.......Making the 'Wood in the Trees' visible.


Posted 07:41:24 Sat 4 Jun 2016

Posted at 16:18:29 Sat 4 Jun 2016

Perhaps a little late? But something that has been in store for 32 year probably isn't going to run immediately, if at all.  Is this a 2 rail or 3 rail set?  I'll assume 2 rail for the time being.

The very first thing to be done is lubricate all pivots and bearings.  Pivots on steam outline loco are on the wheel motion linkages and connection to the wheels. Bearings are where the motor shaft emerges from the motors casing at both ends.   Only use oil specifically designed for model railway lubrication.  Do not use WD40 types of spray lubricant or 3 in 1 oils which are too thick and sprays go 'Gooey' after a while!   Remember the 'Golden rule of lubrication'...  If you can see it (the oil) its probably too much!  Blot off any excess oil with a tissue or kitchen paper.  Clean all wheel rims / treads. I use a fibre pencil, but a Peco PL40 brush and scraper can be used.   But the wheels will need to be turned.  Don't force them around by hand, if the motor wont turn under power, then by finger rotate the drive cog on the motors shaft or manually rotate the motors commutator (Comm).  Next clean the Comm segments with the fibre pencil. Take a wooden tooth pick or cocktail stick and carefully draw the tip along the Comms insulation gaps between the segments. Check the carbon brushes are in good order and touching the freshly cleaned Comm.  Replace them if necessary.  Apply a little oil to the drive train gearing.    Now if wished use either a fresh PP3 9 volt battery or  a good quality train controller and connect a temporary pair of wires to the supply. Then touch the two wires onto the motor where the carbon brushes are or the motors wiring tags. Does the motor now turn?  If so remove power and check any rear of wheel wipers are clean and the insides of the wheels where they rub are clean - use the fibre pencil and ensure once clean the wipers are lightly pressing onto the wheels even when the wheel moves across the body slightly.  Apply the temporary power to the wheels and the wheels and motor should turn. Note: older locos and especially those from Hornby Dublo suffer motor magnetism loss.  These can be remagnetised by specialist supplies or a modern Neodymium magnet fitted in their place.  A low powered magnet will cause more current (Amps) to be drawn and possible even prevent the motor turning at all!  Spares are still available as are magnets.  Try ebay if necessary.

 

Turning to the track..  At that age I suspect its steel rail.  Likely to be rusted too!  Check with a magnet which will be attracted to steel rail.  If steel, clean the surface of the rails with some very fine Emery cloth wrapped around a small wooden block (Note: never do this with modern Nickel Silver railed track).  Remove any surface rust.  If its too rusted discard as you'll never get it right!  Look now at the fishplates (Rail Joiners) these need to be a tight fit onto the two rail ends they join and also spotlessly clean inside where they touch onto the rail. Use the fibre pencil and/or the Emery cloth on a thin stick/cocktail stick to clean their insides.

 

Power.... Consider obtaining quality train controllers like those from GM, a supplier based in Ford, Near Arundel. W Sussex.. These come with a lifetime warranty!  The Hornby HM2000 may just be powerful enough? But at 800 milliamps to track maximum it's pushing it!  I'd go with the GM controllers for such old locos.  Expect old Hornby Dublo locos to draw around a minimum of 1/2 Amp (500ma) and more like 3/4 up to 1.0Amp  They were power hungry and made worse by weakened magnets.

Broken?? It was working when I left it!


Posted 16:18:29 Sat 4 Jun 2016

Posted at 16:33:23 Sat 4 Jun 2016

Well explained, flashbang, even for 3-rail, almost everything here applies.  I would guess that it would be sensible to replace the magnets  anyway, as the neodymium type are readily available for most, if not all, of the Dublo and Wrenn locos. 

Good luck, James, with your project


Posted 16:33:23 Sat 4 Jun 2016

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