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Building a G.W.R. Castle + more in 7mm OF from a JLTRT kit restarts on P.88 by OzzyO,


ozzyo

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Ah, looking at all that pipework explains why you swear so much! :O Good days work though. kev.

 

 

Me I never F@@i@g swear, when have you heard me Fu@@i@g Swear, not in a month of Bl@@dy Sundays.

 

Thanks mate. See you on Mon.

 

OzzyO.

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Hello all,

 

after Steve did a lot of looking at photos he found out that the drain pipe from the lubricator box on 5099 ran under the footplate and down the rear outside of the cylinder. Not like on some of the other Castles where it goes through the hanging plate, or over the footplate.

 

The drain pipe joined up to the drain pipe from the lubricator box

post-8920-0-81786300-1317899676_thumb.jpg

 

This is where the fun begins as the pipe has to run from the body to the frames, you can see the cut in the pipe just below the hanging plate in this photo

post-8920-0-17733200-1317899749_thumb.jpg

 

The A.T.C. conduit pipe in place along with the oil pot for the rear valve guide and the piston rod. getting the oil pipes for these could be a bit of fun

post-8920-0-68214200-1317899816_thumb.jpg

 

With the cylinders in place, and the oil pot for the front valve guide in place. In this photo you can see how the drain from the mechanical lubricator box runs down the back of the cylinder, I've just got to work out how I'm going to get the oil pipes to run from the body to the frames?

post-8920-0-25501500-1317899927_thumb.jpg

 

The A.T.C. conduit at the cab end, just waiting for some small bore tube to come from E.E. so I can connect all the pipes together

post-8920-0-65255600-1317900001_thumb.jpg

 

OzzyO.

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Blooming superb mate.

Any one who thought every thing was standard on GW locos was mis lead m'e included.

This is the level of detail that drew m'e to O gauge and this cannot be replicated by RTR locos what ever price or stable there from.

As you all know the castles are my favourite locos ( I mean what else is there ) and looking closely at pictures like I have I don't think I would ever have two locos the same. You might not notice it straight away double chimneys aside but when you start to look up

Close that's where all the differences are.

Can't wait to see it now.

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Hello all,

 

it's been a while since I last posted, helping set up the exhibition and then the exhibition and a day out as well, (you missed a good day Steve).

 

The small bore tube arrived from E.E. it says that it's 0.6mm internal dia. and it is. I was expecting it to be about 0.65mm internal, but not a lot to drill out so that it would fit 0.6mm wire. This is what I wanted it for the joints on the A.T.C. conduit, the two joints between the cab and the cylinders

post-8920-0-62442800-1318422957_thumb.jpg

 

The joint between the cylinders and the front junction box

post-8920-0-44716800-1318423020_thumb.jpg

 

After we had looked at a lot of photos of the oil pipes, this is what we came up with. The first two pipes in place

post-8920-0-04021500-1318423103_thumb.jpg

 

The third pipe took a bit of sorting out, in that it would have to run from the footplate to the cylinders. Not that much of a problem in 12":1' but in 7mm it could be due to us splitting the locos at the footplate. So I decided to use brass wire rather than copper wire for this and mount it to the cylinders, with a short stump to fit in the oil box union

post-8920-0-14642000-1318423185_thumb.jpg

 

The next thing to decide on is do I finish the frames and then get them up and running (I think all that's left to do is clean and paint them), or go back to the body?

I think that it'll be the frames as I can have them running in while I'm working on the body.

 

OzzyO.

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Hello all,

 

back to big bits after pipe work etc. the inside motion bracket is a new casting to me so I had a bit of thinking to do as I had the front and rear reversing shafts in place along with the intermediate reversing rods

post-8920-0-45066400-1318855544.jpg

 

The castings as supplied on the left, and after a bit of cleaning up on the right, you can see that I have fitted a length of brass rod between the bearings (not good)

post-8920-0-85119200-1318854277_thumb.jpg

 

From below front

post-8920-0-92328200-1318854813_thumb.jpg

 

From below rear

post-8920-0-31461600-1318854873_thumb.jpg

 

From the side, modified to the bottom

post-8920-0-02271700-1318854932_thumb.jpg

 

This was when I realised that my first idea would not work, the levers did not line up well enough for me

post-8920-0-41930700-1318855005_thumb.jpg

 

The same with the running plate dropped in place

post-8920-0-94795400-1318855075_thumb.jpg

 

So it was back to the drawing board. Heat 'no' white metal to much risk, so I thought I'll punch it out, not a chance, the brass punch just turned into a Z shape, so in to the acetone two days later not a chance. The 'glue' that I had used was Loctite 290. The shear strength is 10 Newton meters (not sure what that is in imperial for it's sheer strength). So I ended up drilling the rod ends so that I could fit some stub rods in the the ends, and this is what I ended up with

post-8920-0-67841100-1318856361_thumb.jpg

 

Al I have to do now is fit the rear end to the weigh shaft, but that will be after painting the frames and the motion bracket. One of the next jobs will be moving the restraining rod for the motor and gearbox.

 

OzzyO.

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If you want to down load any of these photos to keep the grand-kids or the kids away from the fire please do so.

 

OzzyO.

 

PS. don't take life to seriously as you'll never get out of it alive and always live today as it's you're last, because one day it will be!!!!!!!!!

 

 

Hello all,

 

I've just been going back through some of my posts And have noticed that some of you have downloaded some of these photos. I hope that they do keep the kids away from the fire.

 

OzzyO.

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That bit looks complicated.

This is when modelling becomes model engineering.

 

Sorry I don't think that this bit is complicated after all it's only eight bits of metal, but if I had thought about it I could have used six bits of metal. It may look complex but the parts don't move, all of these parts are just for the overall look of the loco.

I could have left it like this and hoped that my client would not have noticed as it was behind the front splashes. I do not think that is right and you have to try and get the build right when you can.

post-8920-0-50397500-1318895046_thumb.jpg

 

The difference is clear when you look at this photo, all I want to do is try to make my locos look like what they should.

post-8920-0-80566300-1318895134_thumb.jpg

 

I don't believe that Mec. lub. box's should just be put on the running plate with the pipes running to nowhere, on the real thing all the pipes went to some thing, that's why I do go that little bit more to try and get that bit to look right. More so on Ex. G.W.R. locos when most of them didn't carry them before B.R. days.

 

OzzyO.

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I'm looking forward to seeing how much of that bracket casting is visible once the boiler is in place as it does look like a very nice bit of work.

 

The pipe runs for the lubricators certainly make a difference to the look of a BR Castle though I may have difficulties putting the brackets in on a 4mm one! I'll have to find more photos of my 2800 actually to see if it had anything.. The vac pipe is going to be enough fun!

 

Keep up the excellent and informative updates :).

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That bit looks complicated.

This is when modelling becomes model engineering.

 

Your not wrong, with this amount of detail it is more like model engineering than just making a model of an engine.

I just can't wait to get my hands on it.

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That bit looks complicated.

This is when modelling becomes model engineering.

 

Hello Jeff,

 

if you mean the whole build I suppose that you could say that it is complex. Boarding on model engineering.

 

Hello Craig,

 

this is about what you can see with the boiler in place

post-8920-0-76446800-1319016944_thumb.jpg

 

If the 4mm Castle is the Ex Mitchell kit I would expect the motion bracket to be etched on the footplate former like this

post-8920-0-42274400-1319017118_thumb.jpg

 

This was standard practise on Malcolm's kits for the Stars, Castles and Kings, with a bit of work with some bits of wire to represent the bolts and bending the rear end down it should look OK in 4mm.

 

OzzyO.

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Hello all,

 

the motion bracket with the intermediate reversing rods in place, this will be painted before it's fitted into the frames

post-8920-0-53227700-1319359042_thumb.jpg

 

The boiler fixed to the footplate, to do this I use a 1/2" self tapper through the saddle in to the smoke box at the cab end I use two 3/16" self tappers. Along with the screws I also use epoxy on the saddle and boiler rear

post-8920-0-14671300-1319359107_thumb.jpg

 

post-8920-0-03707900-1319359214_thumb.jpg

 

The steam pipes in place, they do obscure some of the oil pipes but that is how the real ones were

post-8920-0-43665000-1319359284_thumb.jpg

 

post-8920-0-18318000-1319359721_thumb.jpg

 

The next jobs will be the ejector and it's pipe work then the hand rails.

 

OzzyO.

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Hello all,

 

the end is now in sight on the body work,

 

the ejector in place along with it's pipe work

post-8920-0-13691800-1319622434_thumb.jpg

 

The front of the ejector pipe with the drain pipe in place

post-8920-0-68855700-1319622593_thumb.jpg

 

The hand rail in place at the ejector end

post-8920-0-82904200-1319622658_thumb.jpg

 

The hand rail and the superheater lubricator cover in place

post-8920-0-77226200-1319622723_thumb.jpg

 

The fireman's side hand rail in place, as you can see I do the hand rails in three parts when the loco has an ejector exhaust pipe

post-8920-0-59838400-1319622788_thumb.jpg

 

As above

post-8920-0-05819600-1319623156_thumb.jpg

 

The smokebox door in place along with its fittings. The hole on the L/H side of the smokebox door ring is for the steam lance cock. The third part of the handrail I had to have about four go's at till I was happy with it

post-8920-0-54022400-1319623215_thumb.jpg

 

So what's still to fit on the body, whistles and shield, the inspection covers in front of the top feed (going to make a punch / form tool for them), chimney (this will be fitted after gritblasting) and safety valve bonnet (this is fitted after painting).

 

OzzyO.

 

PS. I've had an offer for a set of the instruction for the Finney Bulldog, but thanks for any one who had a look.

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Hello all,

 

in one of my last posts I said that I would have to make a form tool /punch for the boiler covers, well this is what it looks like in it's second form, it's made from silver steel. But I have not hardened it yet?

 

post-8920-0-47686800-1319893961_thumb.jpg

 

This was the first one that I punched from .005" brass shim. It took the shape pretty will but it had spilt along the top curve and had a dip in the top surface as well

post-8920-0-43301500-1319894036_thumb.jpg

 

So I tried some more, The four on the left were with the first tool, the first two were not annealed, the second two were. The last two the sheet was annealed and using the second tool. I think that it maybe better to use copper shim for this kind of job!

 

post-8920-0-18718100-1319894107_thumb.jpg

 

The state of the lead sheet after I had punched them out, I also found that it was better to have another sheet of lead under the top one

 

post-8920-0-86091700-1319894180_thumb.jpg

 

The two in place

post-8920-0-92186400-1319894257_thumb.jpg

 

The front end about finished

post-8920-0-23290800-1319894328_thumb.jpg

 

The blisters in place along with the safety valve bonnet, this is not fixed in place yet

post-8920-0-28329700-1319894394_thumb.jpg

 

The cover for the union joint for the for the lubrication pipe to the superheater cover?

post-8920-0-48187800-1319894468_thumb.jpg

 

The next lot of photos should be of finishing the frames.

 

OzzzyO

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Paul

Every thing looks spot on safety valve bonnet and all.

This will probably be one of the most well detailed true to life models ever done, I know I'm biased but I think it's true.

Really looking forward to getting my mits on it

Two weeks today and counting

Start chilling the Adnams

 

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This will probably be one of the most well detailed true to life models ever done, I know I'm biased but I think it's true.

Start chilling the Adnams

 

Hello Steve,

 

I don't think that I would go quite that far, as we have not got the full inside valve gear, but from the outside I think that we have found most of the differences in the Castles.

 

OzzyO.

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Hello Mike all,

 

come up to 7mm and let me help you spend your kids inheritance.

 

Well here she is just out of the grit blaster, getting the rear R/H side driver in place was a bit of a faff as I had not made the speedo removable, that will be a small job for to-day. One small fitting problem, the front drivers fouled the sanding leavers behind the front slashers, they don't now

 

post-8920-0-65528900-1320052989_thumb.jpg

 

post-8920-0-47807200-1320053061_thumb.jpg

 

After I have this ready for delivery on 12/11/11 (12/12/12, next year is the last time this date will appear for 100 years). I have been thinking (that's bad for me) about doing a list of the differences that I have picked up during the build of this and other Castles in the past. Would any one be interested in me posting it on here?

 

OzzyO.

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I have been thinking (that's bad for me) about doing a list of the differences that I have picked up during the build of this and other Castles in the past. Would any one be interested in me posting it on here?

 

OzzyO.

 

Absolutely! I've been impressed by the information posted on here with regards to the Castles and their myriad little differences. A summary would be very useful and most gratefully received. Interesting that for all the subject's perceived popularity, there isn't really that much published material on GW locomotives (aside from the RCTS series). It's a pity the Peto books only got as far as three small ( in numerical terms) classes.

 

A fine looking Castle you have there by the way!

 

Cheers,

 

Tony

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