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D2 Radiator removal - adding Hyd pump

D2 Radiator removal - adding Hyd pump

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christ_ja
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Im working on a D2-5U project. Ive picked up a holt blade, but my D2 does not have hydraulic. It appears to have all the mounting points for it but it looks like i have to pull the radiator to get to the flywheel. Im going to be using the TISCO parts noted in another thread about adding hydraulics. Do all of the bolts across the bottom of the rad need to be removed?

[img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODAyLTAwMDcyLmpwZw_zpsdd509a11.jpg[/img]
[img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODAyLTAwMDczLmpwZw_zps401e8cf8.jpg[/img]
[img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODAyLTAwMDc0LmpwZw_zps5dfef28c.jpg[/img]
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Fri, Aug 2, 2013 9:54 PM
bcwayne
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The radiator tanks come off with the core.

Disconnect the upper and lower radiator pipes... remove the oil cooler lines... remove the fan shroud... remove the small cover between the lower tank and radiator support ( six 3/8'' bolts ) ... remove both lower engine side covers... connect the radiator to a hoisting device using either the 3/8'' tapped holes in the side or top of the top tank... ( this is very heavy ) then remove the eight 1/2'' bolts that hold the lower tank to the radiator support.

Unless I forgot something, you're ready to hoist the radiator away from the tractor. There are two dowel pins in the radiator support that index into the lower tank... it works best for me to take a little strain on the radiator, and tilt the top of the radiator away from the engine, and then lift away.
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Sat, Aug 3, 2013 1:56 AM
drujinin
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Reply to bcwayne:
The radiator tanks come off with the core.

Disconnect the upper and lower radiator pipes... remove the oil cooler lines... remove the fan shroud... remove the small cover between the lower tank and radiator support ( six 3/8'' bolts ) ... remove both lower engine side covers... connect the radiator to a hoisting device using either the 3/8'' tapped holes in the side or top of the top tank... ( this is very heavy ) then remove the eight 1/2'' bolts that hold the lower tank to the radiator support.

Unless I forgot something, you're ready to hoist the radiator away from the tractor. There are two dowel pins in the radiator support that index into the lower tank... it works best for me to take a little strain on the radiator, and tilt the top of the radiator away from the engine, and then lift away.
In the last photo where the oil lines are, there is a plate that the radiator is sitting on.
That is where the eight 1/2 inch bolts are located, meaning you need to lay on the ground to see them.
The bolts in the first and second photo's, YOU DO NOT REMOVE!
These bolts hold the core to the bottom radiator tank.
If you do not have a Service Manual, I suggest at the bare minimum you get on EBay and find a Parts Manual so you can understand the parts you are looking at.
BTW,
Post your location as there maybe someone close by that can guide or help out.
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Sat, Aug 3, 2013 7:41 PM
christ_ja
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Reply to drujinin:
In the last photo where the oil lines are, there is a plate that the radiator is sitting on.
That is where the eight 1/2 inch bolts are located, meaning you need to lay on the ground to see them.
The bolts in the first and second photo's, YOU DO NOT REMOVE!
These bolts hold the core to the bottom radiator tank.
If you do not have a Service Manual, I suggest at the bare minimum you get on EBay and find a Parts Manual so you can understand the parts you are looking at.
BTW,
Post your location as there maybe someone close by that can guide or help out.
Thanks for the pointers! I finally took a look under and saw the bolts holding the radiator on. Got it removed today here is a picture of my crank pully. None of the bolts line up with the tisco hub so I'm going to have to drill and tap some holes I guess.
Located in brentwood ca
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Thu, Aug 8, 2013 4:31 AM
christ_ja
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Reply to drujinin:
In the last photo where the oil lines are, there is a plate that the radiator is sitting on.
That is where the eight 1/2 inch bolts are located, meaning you need to lay on the ground to see them.
The bolts in the first and second photo's, YOU DO NOT REMOVE!
These bolts hold the core to the bottom radiator tank.
If you do not have a Service Manual, I suggest at the bare minimum you get on EBay and find a Parts Manual so you can understand the parts you are looking at.
BTW,
Post your location as there maybe someone close by that can guide or help out.
Thanks for the pointers! I finally took a look under and saw the bolts holding the radiator on. Got it removed today here is a picture of my crank pully. None of the bolts line up with the tisco hub so I'm going to have to drill and tap some holes I guess.
Located in bremtwood ca
[img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODA3LTAwMDkyLmpwZw_zpsb53c4724.jpg[/img]
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Thu, Aug 8, 2013 5:10 AM
nielske
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Reply to christ_ja:
Thanks for the pointers! I finally took a look under and saw the bolts holding the radiator on. Got it removed today here is a picture of my crank pully. None of the bolts line up with the tisco hub so I'm going to have to drill and tap some holes I guess.
Located in bremtwood ca
[img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODA3LTAwMDkyLmpwZw_zpsb53c4724.jpg[/img]
this is how it is mountd by my d2 4u
chane conection, axel tru the radiator and than slide in the hydraulic pump.
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Thu, Aug 8, 2013 6:03 AM
christ_ja
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Reply to nielske:
this is how it is mountd by my d2 4u
chane conection, axel tru the radiator and than slide in the hydraulic pump.
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I'm looking at the pump and control valve at the links below to operate the two cylinders on my D2. Do you think the pump is big enough?

http://www.northerntool.com/shop/tools/product_200360753_200360753
http://www.northerntool.com/shop/tools/product_200339393_200339393
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Thu, Aug 8, 2013 11:23 PM
christ_ja
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Reply to christ_ja:
I'm looking at the pump and control valve at the links below to operate the two cylinders on my D2. Do you think the pump is big enough?

http://www.northerntool.com/shop/tools/product_200360753_200360753
http://www.northerntool.com/shop/tools/product_200339393_200339393
How do I get this keeper plate off? [img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODA4LTAwMDkzLmpwZw_zps1fde937c.jpg[/img]
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Fri, Aug 9, 2013 4:30 AM
bcwayne
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Reply to christ_ja:
How do I get this keeper plate off? [img]http://i1276.photobucket.com/albums/y461/christ_ja/utf-8BSU1HLTIwMTMwODA4LTAwMDkzLmpwZw_zps1fde937c.jpg[/img]
The aftermarket front mount pumps I'm used to seeing fasten to the 6 outer holes shown in your picture.
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Fri, Aug 9, 2013 8:41 AM
christ_ja
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Reply to bcwayne:
The aftermarket front mount pumps I'm used to seeing fasten to the 6 outer holes shown in your picture.
Those 6 outer holes don't appear to be threaded...do they need to be tapped?
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Fri, Aug 9, 2013 8:45 AM
ccjersey
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Check the outer holes for threads. Even if they are not already threaded, you can probably more easily attach your coupling there than if you have to go over the top of the bolt head/retainer in the middle..At least the holes are already drilled for you, and I bet they are threaded too.

The pump you link to is very small for use with any of the original CAT cylinders or similar age equipment from other manufacturers. Those systems were designed to operate with about 1000 psi. So the cylinders were large diameter to multiply the force. The small pump will be about 6.5 gpm max turning 1500 on a D2 (governed at 1525 rpm under load). The #44 control commonly installed on a D2 was rated 27 GPM.

You would be happier with the larger displacement pump unless you have smaller high pressure cylinders.
I am guessing this one http://www.northerntool.com/shop/tools/product_200329720_200329720 is getting into the range of acceptable response time if you have the large diameter cylinders. At approx 17 gpm, it should work really well if you have smaller cylinders👍
D2-5J's, D6-9U's, D318 and D333 power units, 12E-99E grader, 922B & 944A wheel loaders, D330C generator set, DW20 water tanker and a bunch of Jersey cows to take care of in my spare time😄
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Fri, Aug 9, 2013 9:24 AM
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