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Loading a D4

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9 months 1 week ago #254761 by R2D2
Replied by R2D2 on topic Loading a D4
Oh Yes, I'll definitely come back, and post a few pictures, and I hope one of them will be of it on the old trailer!

I like the idea of pulling it from the tracks to get it moving. I'm not sure, but I think it has 2 top rollers each side. So that would mean only short pulls, and many adjustments. But that is what I will try 1st.

If the steering clutches are frozen, will the levers not move?

Thanks for the explanation of how those levers work, I understand what's going on with them now.

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9 months 1 week ago - 9 months 1 week ago #254762 by blwatson
Replied by blwatson on topic Loading a D4
Use a snatch block or two with your winch. Each block will double your pulling power. You should not have too much trouble spinning it on gravel using your winch. I loaded a 35 Gas that had been sitting outside for thirty years and did not run. Used a winch just like you are going to do. Tracks turned with no problem. If you are on a slope, the cat could role on its own. Be carefull.
Bruce

D47U
Last edit: 9 months 1 week ago by blwatson.
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9 months 1 week ago - 9 months 1 week ago #254763 by R2D2
Replied by R2D2 on topic Loading a D4
I will be bringing 2 snatch blocks. What the concern will be is going up the ramps. It's flat where I plan to load it, but it's been sitting so long that, some of the obstacles are unknown.
I would say my 2 known obstacles are turning it and the ramps. If the dozer cooperates that will be nice. I thought I might pull the dozer back and forth a few times, hopefully loosening it up. I think it's pretty stiff from sitting right now. I wonder if greasing the tracks it will make any real difference.
Thanks
Last edit: 9 months 1 week ago by R2D2. Reason: spelling

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9 months 1 week ago #254769 by ctsnowfighter
Replied by ctsnowfighter on topic Loading a D4
Tracks (rails or chains) as you are probably refering to have no provision for lubrication unless they were sealed tracks which I doubt you have. Even SALT Tracks are not serviceable.
Rollers and front idler will have fittings as well as many other locations on the machine.
For what you are doing, I would not worry about greasing.

Loading, to lessen the height you must "lift" the tractor to trailer bed level, you might try digging a tapered trench to back the trailer into, just do not go so far at allowing the weight of the machine ot bottom out the axle and springs in the dirt. You have well enough power to pull the trailer out of the ramps you dig.

Consider taking some pipe rollers and some planks to use on the trailer bed and on the ground, Some heavy plywood helps too. If indeed the tracks wont roll you can use the pipes and planks under the tracks to make effective loading rollers. Well Supported 2x12 boards work wonders with some 2" iron pipe rollers, just have enough to be spaced fairly close together, the more you have, the greater the weight distribution.
Good jacks and blocks are always welcome on a job that you run into, easier to have them than wish you had brought them with you.
Good Luck,
Take pictures, share with us!
CTS
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9 months 1 week ago #254771 by R2D2
Replied by R2D2 on topic Loading a D4
I'm planning to use some pipe. I'm bringing 6 + 1 that is a inch larger. I'm going to try to have that larger one in the middle of the dozer when it's ready to be pivoted the 90*. I don't know if that will make any difference, but I figured it won't hurt.
I can't dig down the trailer because it will be loaded on packed driveway gravel, but that is a good idea if conditions were different.
There is a downhill slope off the owners property, but the dozer would need to be towed uphill around a curve to get there, and I don't know how easy it will turn while being towed uphill at the same time so I think I will 1st try loading it on the flat area where control will be better.

Thanks

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9 months 1 week ago - 9 months 1 week ago #254780 by trainzkid88
Replied by trainzkid88 on topic Loading a D4
i have experience moving a d4 that doesnt run. mind you ours has tracks that wernt frozen.

the steering clutches and brakes still work just fine to steer it without and drive power.
yes tying the clutch handles back would help it roll if the drive line itself is stuck and you just stand on the turning brake for the side you wish to turn to just remember if dragging it backwards it would be opposite.

the easy way is a tilt tray truck they have a decent winch they can place the end of the tray right up close to the machine so its nice and easy.

well worth the cost and unloading is even easier they can place the machine almost anywhere as long as they can fit the truck and raise the hoist. (i think you call them a roll back or deck truck in america)

many cat crawlers do have a snigging hook under the front of the machine
Last edit: 9 months 1 week ago by trainzkid88.
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9 months 1 week ago #254783 by Haus
Replied by Haus on topic Loading a D4
I had to turn my D4 a bit more than 45 degrees with stuck steering clutches, but otherwise rolling freely, to load. I wasn't able to do it by pulling on the dozer blade at 90 degrees with a Landcruiser. It wouldn't slip the tracks on the dirt. I found a couple part sheets of tin (probably less than 1/16" or ~1.2mm). They were quite a bit shorter than the length of the track, but carried the machine easy. Once on the tin, it pivoted with almost no effort.

Paul.
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9 months 1 week ago #254786 by dpendzic
Replied by dpendzic on topic Loading a D4
Make sure the main clutch is in the release position also in case the steering clutches are frozen

D2, D3, D4, D6, 941B, Cat 15
Hancock Ma and Moriches NY

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9 months 6 days ago #254791 by R2D2
Replied by R2D2 on topic Loading a D4
Well it was a very long day. There are so many unknowns in doing something like this, I had 2 days to try to cover as many of them as possible. A special thanks to all of you that shared your ideas! By not having any experience with crawlers or Caterpillar, I did not know what to expect. Can I get the blade up? Will it roll? Can I turn it? Can I get my trailer in there? Will my winch pull it if it drags too much? Those were the main questions, but I had more. I hadn't used the winch in a few years...would it work?? etc. etc.,
I got the blade up and chained, and pulled it about 2 feet fairly easily, and then it stopped like it locked up! Looked for anything caught in the tracks, but didn't find anything that would lock it up. Rookie mistake, in tying up the blade, I had wrapped up too much chain, and it caught the track. Now it pulled fairly easily. It spun on the pipes using the dozer brakes, and the winch pulled it up on the trailer without too much trouble. Once on the trailer, that is where the trouble really began! The trailer had a flat. I didn't bring a spare, or even a jack that could lift a loaded trailer. The tire was off the bead, so no airing it up. Well I only had to go 4 miles on a flat so that's what I did. 15mph top speed, Only one car passed me going the same way I was. Made it but that tire sure was messed up. I will post some pictures tomorrow.

I had looked at this dozer and passed on it about a week before. Another guy was going to get it but he also backed out. That left just a bunch of scrappers who wanted it. I couldn't let that happen so that's why I have it.

I don't think it's a D4, It just has a hydraulic tank with D4 painted on it that made me think D4. It has RD4 on the radiator housing. I didn't see that in the dark the 1st time I looked at it. When the farm was sold to the new owners last fall, the dozer was buried in firewood all the way up to the top of the canopy only the blade told you there was a dozer buried in there. The dry firewood acted like a cocoon. The serial number reads 4G1919W or 4G19 9W where there is a line separating the two 9's making 2 boxes on the tag. Since I know next to nothing about serial numbers and tags, it could be either. The winch on the back is a D4N. The thing that gives me hope is nothing was dismantled on the dozer, it appears to have been backed into the shed/pole barn, and not needed again. The fuel tank, and pony gas tank look clean inside like the wood cocoon it was in protected them from condensation.
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9 months 6 days ago - 9 months 6 days ago #254792 by kracked1
Replied by kracked1 on topic Loading a D4
Great news! 4G1919W was made in early 1936
Last edit: 9 months 6 days ago by kracked1.
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