Newark tractor fix! Part 2

samn40

Well-known Member
I don't know if you got Field Marshalls in USA? they were heavy single cylinder semi-diesels....you started them with a 12 bore cartridge!
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You can see how this one worked!
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No prizes for guessing what this is....
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Davy Brown stands out in the crowd!
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Green tractors come in yellow as well!
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Military spec?
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One for the Nasher men....made in France, I think?
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There is loads more ...keep watching......
Sam
 
Yep, there are some Field Marshalls around. Have witnessed the start-up a couple of times- always interesting. Seems like in addition to the shotgun shell, you have to start a little fire somewhere, too? Don't rightly recall.

Did hear of a guy who hadn't got it quite right- he used a real shotgun shell, with shot in it- messed things up pretty good, IIRC.
 
Sam, a buddy of mine has a Field Marshall and a few
Porches. Don't see too many of either around
here!!
 
Sam, I always enjoy your pictures. They bring back memories of the time I spent working in northern England.When I had time off on weekends, I enjoyed going to rallies. I was always amazed at the quality of the restorations. I have two Series 3 Field Marshalls. They are both running but in original condition. They are fun tractors to show. I live in Kansas. Thanks for your posts. Jim
 
The cut-out tractor looks to be a David Brown 4 cylinder. perhaps a 990, but the canister/perhaps air cleaner blocking the entire view of the engine is a bit wierd.
Loren, the Acg.
 
What Ford, where? There may be one that looks like a copy of a much better tractor.....'cept for the colour of the paint! Just to please you,Larry, I took a close up of a Ford......I hope it is close enough?
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LOL......Sam
 

Per Wikipedia:


Starting
Flywheel and decompressor lever

To start the Marshall a smouldering piece of special paper, containing saltpeter, is inserted into the cylinder head by means of the special screw-in holder in the cylinder head.

The engine is then turned over with a starting handle placed in the starting dog on the flywheel. This is aided by the decompression valve, which decompresses the engine for anything up to 6 revolutions (generally 3 revolutions is sufficient - a spiral groove on the perimeter of the flywheel is used to determine the number of revolutions and position before top dead centre where the decompressor mechanism disengages and permits compression) to allow the flywheel to gain speed and inertia to turn the engine through compression, and get the engine to fire. Depending on the condition and mood of individual tractors, it is possible to get a thorough workout starting the Marshall.
Starting cartridge breech

A cartridge starting system is also fitted to the tractor. A shot-gun type cartridge is loaded into a breech on the engine's intake system. The smouldering paper is placed in the cylinder head, and the cartridge is fired by tapping the protrusion pin with a hammer. This puts a charge into the bore, sending the piston through its stroke, bursting into life. This method, however, deposits carbon which often causes jamming of the decompression valve if cartridges are regularly used. It also puts significantly more strain on the engine.

Later versions of the Field-Marshall had more sophisticated starting systems available - electric starters were optional on the Series 3As.

Now, top that for wierdness!

The "expansion chamber" muffler must have a necessary component, looks like they all had it.
 
I love the Brits- "Depending on the condition and mood of individual tractors, it is possible to get a thorough workout starting the Marshall."
 
Mike, the Irish would not be quite so proper.....More like" it would effin killya trying to get the Booger started!" LOL...... I hate these single cylinder tractors, and don't have much love for a twin cylinder either...I always think if you spent a day driving them, you would come home with the Hiccups!.......Sam
 
Remember a guy saying he loved the 2 cylinder Deeres, but he had not actually run one for an extended period. Did run one all day, then said, "I still love the thing, but mostly because we've been through so much together."
 
Hi sam
Nice Pictures, I'm gonna take a guess the yellow
Deere is a Henry Dixon,tractor From Pembrokeshire
west Wales.
I think the 523 International is a German
tractor. Dad Had one with agrimatic shuttle and
loader on the dairy farm, back in England in the
late 70's until 87. was a pocket rocket and
fantastic tractor. Wish I still had it.
Times a 523 x2 and you get a 1046. That was
another good inter as well Had one of those got
11000 hrs and still pulled 4f reversible and a
furrow press.
Regards Robert
 

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