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Class 73 - Caledonian Sleeper modifications


Scottish Modeller
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  • RMweb Gold
On 14/12/2019 at 18:35, Scottish Modeller said:

HI all,

 

I'm looking for information about the modifications done to the Cl73 to meet the Caledonian Sleeper requirements.

 

In particular? All the visible changes to the exterior.

 

Anyone able to assist?

 

Thanks

Phil H


 

theres quite a few actually...

at the bottom, the 3rd railshoes are gone.

on the front, old jumper cables are gone, new sockets fitted, and cables. Its now got a new headlight arrangement,

on the sides a huge new grill has been added together with two other grills.

New headlights / aerials on the roof and modified roof panels.

 

its not really a 73 any more, just a shell with a diesel engine in it... probably should be classed as a class 34 or something.

 

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9 hours ago, adb968008 said:


 

theres quite a few actually...

at the bottom, the 3rd railshoes are gone.

on the front, old jumper cables are gone, new sockets fitted, and cables. Its now got a new headlight arrangement,

on the sides a huge new grill has been added together with two other grills.

New headlights / aerials on the roof and modified roof panels.

 

its not really a 73 any more, just a shell with a diesel engine in it... probably should be classed as a class 34 or something.

 

 

That's not correct.  They are still EDs.  The shoe gear and arc guards are still fitted and the cabs retain the original arrangement of separate diesel and electric power handles.

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  • RMweb Gold
2 hours ago, DY444 said:

 

That's not correct.  They are still EDs.  The shoe gear and arc guards are still fitted and the cabs retain the original arrangement of separate diesel and electric power handles.

Maybe you can point them out to me then please..

 

B4D383D1-88EF-498F-AD49-56CF139EFAD4.jpeg.42ef08e46a0924846a908e5473de3231.jpeg


04219C39-5C5F-4B92-957D-36066A862ACF.jpeg.24def777dbea25a7c0c834469adce010.jpeg

compared to 73201..

 

858D5C6D-EE92-4C43-845D-DEF2B734B03D.jpeg.ebd23b66ff279324ae82641571164a52.jpeg

9329964E-A6B1-44D7-8622-622B0A8E2B9B.jpeg

 

Edited by adb968008
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10 hours ago, adb968008 said:

Maybe you can point them out to me then please..

 

B4D383D1-88EF-498F-AD49-56CF139EFAD4.jpeg.42ef08e46a0924846a908e5473de3231.jpeg


04219C39-5C5F-4B92-957D-36066A862ACF.jpeg.24def777dbea25a7c0c834469adce010.jpeg

compared to 73201..

 

858D5C6D-EE92-4C43-845D-DEF2B734B03D.jpeg.ebd23b66ff279324ae82641571164a52.jpeg

9329964E-A6B1-44D7-8622-622B0A8E2B9B.jpeg

 

 

Ok, but the shoe gear must have been removed at some point post rebuild because it was certainly there when they were first delivered.  Notwithstanding that they are still EDs as they have all the necessary internal equipment and cab controls.

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Would make sense to keep the electric capability, it'll give them a wider set of potential uses whenever they're no longer needed for the sleeper. Also probably allows them to still be considered 73s and not subject to the same legislation as a new class would be.

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  • RMweb Gold

From a visual perspective, which was the OPs ask...

Quote

All the visible changes to the exterior.


they are not there.

 

From an electrical perspective, i’m not sure I would use a household electrical device after 7 years storage, let alone a 750v device unused but outside in several years of Scottish weather, corrosion, dampness etc, unless it is being actively serviced and tested in Scotland somewhere.

 

it might still be inside, but I doubt it will be ever used again without some serious money, and when there are traditional EDs spare, I see no reason to spend it, unless FTW goes 3rd rail or Calex suspends operations. It’ll be a brave man to use that Electric handle right now.

 

 

Edited by adb968008
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11 hours ago, adb968008 said:

From an electrical perspective, i’m not sure I would use a household electrical device after 7 years storage, let alone a 750v device unused but outside in several years of Scottish weather, corrosion, dampness etc, unless it is being actively serviced and tested in Scotland somewhere.

 

it might still be inside, but I doubt it will be ever used again without some serious money, and when there are traditional EDs spare, I see no reason to spend it, unless FTW goes 3rd rail or Calex suspends operations. It’ll be a brave man to use that Electric handle right now.

 

 

The 750v traction equipment is still in use, but fed from the diesel powered gen-set, so why wouldn't you trust it?

They do get used in snow down south as well you know......

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  • RMweb Gold

Hi all,

 

Thanks for the responses - much appreciated.

 

Apparently next issue of Modern Locomotives Illustrated will feature these locos - Can't wait!

 

Anyway, having been busy searching and looking at photos, the sides appear to be the easiest bit to model!

 

The roof, on the other hand, appears to be a potential minefield to the unobservent!

 

So, this one is on hold until I see what teh magazine has to show me (not a long hold though).

 

Thanks

Phil H

 

 

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On 16/12/2019 at 09:13, adb968008 said:

on the front, old jumper cables are gone, new sockets fitted, and cables.

 

Actually, not quite.  The high level air pipes are gone but the MU socket and cable are still where they always were, it's just the storage socket for the jumper has been moved towards the centre.  Oh and the new (AAR or is it still Bluestar?) jumper socket has been added.

 

The other big external change is the drop head Delner coupler now fitted that the MK5's are in service.

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  • RMweb Gold

The buffers are also different.

they can be turned /screwed back recessed and locked.

The Dellner can be stowed too.

Another subtle difference is there is an additional on/off switch for the headlights, on the side of the headlights themselves.. useful for turning off a dazzling headlight in the dark when preparing the buffers/dellners without going upto the cab.

 

Edited by adb968008
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  • RMweb Premium

The 73s always had retractable buffers for when the buckeye was being used. They were only extended and locked when using the screw coupling.

IIRC the buffer head was rotated 90 degrees to allow it to be pushed back. The 33/1s were the same.

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8 hours ago, keefer said:

The 73s always had retractable buffers for when the buckeye was being used. They were only extended and locked when using the screw coupling.

IIRC the buffer head was rotated 90 degrees to allow it to be pushed back. The 33/1s were the same.

The 73/0s were originally built - in Eastleigh Carriage works - with bog standard B.R. Mk1 retractable carriage buffers ................... presumably didn't prove robust enough for freight work.

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  • RMweb Gold
On 14/12/2019 at 18:35, Scottish Modeller said:

HI all,

 

I'm looking for information about the modifications done to the Cl73 to meet the Caledonian Sleeper requirements.

 

In particular? All the visible changes to the exterior.

 

Anyone able to assist?

 

Thanks

Phil H

 

Hopefully these will help Phil, and will supplement what you already have access to and also the next issue of Modern Locomotives Illustrated.

 

The following were taken when the re-engineered locomotives were being delivered from Brush at Loughborough.

 

73966+66732 0Z73 Cawood 6th October 2015.

759228033_73966667320Z73Cawood061020151-RMweb.jpg.c4df5482427c09f0fbcb41ef76f4b397.jpg

 

73967 0Z73 Doncaster 24th November 2015

1639938943_739670Z73Doncaster241120152-RMweb.jpg.d94c4863ce7cd3975e92ec36fa62ea4e.jpg

 

857398436_739670Z73Doncaster241120153-RMweb.jpg.cb33cb3c1c0df0d8bc05bb5ba1216476.jpg

 

2134096004_739670Z73Doncaster241120154-RMweb.jpg.3f0d18db8440ad64973b85161c1a99a2.jpg

 

73968 0Z73 York 5th January 2016

1480467240_739680Z73York050120165-RMweb.jpg.18000f21a6508df80fd804df42acbdbf.jpg

 

2130569656_739680Z73York050120166-RMweb.jpg.781ccbfa7215329192f884e953f76f2b.jpg

 

 

The following three of 73967 and 73969 were taken at Fort William Station Sidings on 30th August 2016 after the locomotives had had a few months in service.

1294396036_7396773968FortWilliamStationSidings300820167-RMweb.jpg.b7ea5efcb5b4013ae6fde8fe4b58e1eb.jpg

 

1660705026_7396773968FortWilliamStationSidings300820168-RMweb.jpg.02d55056bc8022fca3a6648da0898de5.jpg

 

977607395_7396773968FortWilliamStationSidings300820169-RMweb.jpg.2e2c92cfe89db3b06c4f414af0a53604.jpg

 

 

Edited by 4630
To correct a loco number.
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  • RMweb Gold

Hi all,

 

Great to get so many useful photos - much appreciated.

 

The models to be modified arrived this morning.

 

Paint will appear after I visit to collect it.

 

Decals to appear once the postie gets through the mass of xmas mail. Poor guy was strugling today with a tow trolley and 2 bags sat on top of it!

 

Hopefully I will be starting to cut plastic shortly.

 

Still looking for some overhead/roof shots though.

 

Thanks

Phil H

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  • RMweb Gold
2 hours ago, Eddie R v2.0 said:

I remember seeing a 3D print in N Gauge of the 73/9. Rather tasty it looked too. If I remember rightly, it was available on Shapeways. Would require glazing but if a Dapol model was used for its chassis etc, I’m sure the originals could be modified. 

Hi Eddie,

 

I will take a look and see what they are like.

 

Thanks for the heads up!

 

Phil H

 

edit to add...

 

Checked Shapeways and have ordered one. Looking at the model I'm unsure if the detail will be better than I can achieve.

Edited by Scottish Modeller
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