Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sat Jun 22, 2013 2:05 pm

GLRX12 wrote:And from people in a position to go out an measure the real things you need!


That would be extremely helpful :)

I don't have the drawings for some parts of the running gear, like the crossheads, guides, link, lifting links ...

GLRX12 wrote:Wonder what kind of Dynamo she uses....I know its a pyle.


It looks a bit different from the Pyle National on the Connie, but I hope I can adapt that one.

GLRX12 wrote:By the way, do you have drawings or information for the cross compound compressor? I would like to believe that she has two Westinghouse model 150's....mostly because shay 9 happens to have one hanging off the side...and I know of another in pieces in a container out back


I read somewhere that they are two 8 1/2 inch compressors, which look very, very similar to the one on the Connie, except for the positioning of the air filter. I could adapt the one from the Connie, and upgrade the textures (like adding some brass embellishments).
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sun Jun 23, 2013 2:46 pm

She does look chunkier with the runboards ...

ScreenShot003.jpg


There are a few more cutouts to make in the runboards, as well as a couple of inspection hatches close to the smokebox end.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby FourEightFour » Sun Jun 23, 2013 3:27 pm

mrennie wrote:
GLRX12 wrote:Wonder what kind of Dynamo she uses....I know its a pyle.


It looks a bit different from the Pyle National on the Connie, but I hope I can adapt that one.

GLRX12 wrote:By the way, do you have drawings or information for the cross compound compressor? I would like to believe that she has two Westinghouse model 150's....mostly because shay 9 happens to have one hanging off the side...and I know of another in pieces in a container out back


I read somewhere that they are two 8 1/2 inch compressors, which look very, very similar to the one on the Connie, except for the positioning of the air filter. I could adapt the one from the Connie, and upgrade the textures (like adding some brass embellishments).



The Dynamo the Connie has is a PN K-2. FEF's have PN M-O6, some sunbeams thrown in the mix. 844 has 2 M-O6s. 844 also has 8.5'' 150D cross-compound pumps made up of WABCO and New York parts.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sun Jun 23, 2013 3:32 pm

FourEightFour wrote:The Dynamo the Connie has is a PN K-2. FEF's have PN M-O6, some sunbeams thrown in the mix. 844 has 2 M-O6s. 844 also has 8.5'' 150D cross-compound pumps made up of WABCO and New York parts.


Yep, I was looking at some more photos of the dynamos on 844. I'll probably just make a new one from scratch.

The cross-compound pumps do looks extremely similar, so I will adapt the ones I've already made.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sun Jun 23, 2013 3:39 pm

I have a question about 844's whistles.

There's one just behind the stack, inclined forwards, with the wire running through a 3/4 inch tube between the boiler and jacket. But in photos, there also seems to be a whistle (or what looks like a whistle) on the cab roof, near the back. Does the FEF-3 have two whistles?
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby FourEightFour » Sun Jun 23, 2013 4:19 pm

mrennie wrote:I have a question about 844's whistles.

There's one just behind the stack, inclined forwards, with the wire running through a 3/4 inch tube between the boiler and jacket. But in photos, there also seems to be a whistle (or what looks like a whistle) on the cab roof, near the back. Does the FEF-3 have two whistles?



If you are talking about outside the cab on the roof, thats a firecracker antenna. Inside the cab there is a little whistle for the signal pipe that runs throughout the train. The conductor would give orders to the engineer by using special signals on that small whistle.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sun Jun 23, 2013 4:38 pm

FourEightFour wrote:
If you are talking about outside the cab on the roof, thats a firecracker antenna. Inside the cab there is a little whistle for the signal pipe that runs throughout the train. The conductor would give orders to the engineer by using special signals on that small whistle.


Ah, an antenna! It looked like a whistle in the fuzzy photos.

I'd never heard of a signal whistle before ... very interesting!
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby BNSFdude » Sun Jun 23, 2013 6:04 pm

mrennie wrote:
FourEightFour wrote:
If you are talking about outside the cab on the roof, thats a firecracker antenna. Inside the cab there is a little whistle for the signal pipe that runs throughout the train. The conductor would give orders to the engineer by using special signals on that small whistle.


Ah, an antenna! It looked like a whistle in the fuzzy photos.

I'd never heard of a signal whistle before ... very interesting!

Its exactly like the signal beeper the UK uses on its EMU/DMUs.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby mrennie » Sun Jun 23, 2013 6:07 pm

BNSFdude wrote:
Its exactly like the signal beeper the UK uses on its EMU/DMUs.


I see. I was imagining a little steam-driven whistle in the cab.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby hertsbob » Sun Jun 23, 2013 6:53 pm

BNSFdude wrote:Its exactly like the signal beeper the UK uses on its EMU/DMUs.


Here's the forerunner. (Dollis Hill on the Metropolitan) :D
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby BNSFdude » Sun Jun 23, 2013 8:34 pm

mrennie wrote:
BNSFdude wrote:
Its exactly like the signal beeper the UK uses on its EMU/DMUs.


I see. I was imagining a little steam-driven whistle in the cab.

No no, i mean the signal beeper that is in the UK stuff functioned the same as the whistle in the cab.. The Conductor would do a 2 hoot for "departure ready" for the engineer, and other stuff.

There was a solenoid or something, and I believe the little whistle in the cab was blown on air pressure.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby FourEightFour » Sun Jun 23, 2013 10:42 pm

BNSFdude wrote:No no, i mean the signal beeper that is in the UK stuff functioned the same as the whistle in the cab.. The Conductor would do a 2 hoot for "departure ready" for the engineer, and other stuff.

There was a solenoid or something, and I believe the little whistle in the cab was blown on air pressure.



Over here the system was piped throughout the train using .75'' line, with air supplied via main reservoir. The conductor would pull a discharge valve and let air out of the line. The signal valve senses this and the whistle is plumbed to the signal valve. When the line is recharged the air rush into the line to refill the space trips the signal valve and is opened for the duration of recharging, giving a signal off the whistle.

Line on the firemans side is the steam heat line. Top line on the engineers side is the brake pipe. Underneath the brake pipe is the signal line:

Image
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby XDriver » Sun Jun 23, 2013 10:53 pm

I thought the centipede tender was the same for the FEF, 4000's and 3900's. Looking at this pic above, it seams to be different.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby bpetit » Sun Jun 23, 2013 11:10 pm

XDriver wrote:I thought the centipede tender was the same for the FEF, 4000's and 3900's. Looking at this pic above, it seams to be different.


Seems to have a slight modification for more streamlined running.
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Re: Union Pacific FEF-3 4-8-4 Northern type steam locomotive, by Smokebox

Unread postby BNSFdude » Sun Jun 23, 2013 11:11 pm

FourEightFour wrote:
BNSFdude wrote:No no, i mean the signal beeper that is in the UK stuff functioned the same as the whistle in the cab.. The Conductor would do a 2 hoot for "departure ready" for the engineer, and other stuff.

There was a solenoid or something, and I believe the little whistle in the cab was blown on air pressure.



Over here the system was piped throughout the train using .75'' line, with air supplied via main reservoir. The conductor would pull a discharge valve and let air out of the line. The signal valve senses this and the whistle is plumbed to the signal valve. When the line is recharged the air rush into the line to refill the space trips the signal valve and is opened for the duration of recharging, giving a signal off the whistle.

Line on the firemans side is the steam heat line. Top line on the engineers side is the brake pipe. Underneath the brake pipe is the signal line:

Image

Way cool! Thats how I figured it worked if it wasn't a solenoid.
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