Yesterday's Tractor Co. Parts for Farm Tractors - Compare our Prices!
Click Here or call 800-853-2651 
   Allis Chalmers Case Farmall IH Ford 9N,2N,8N Ford
   Ferguson John Deere Massey Ferguson Minn. Moline Oliver
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups   Traditional YT Forum ViewClassic View   RegisterRegister 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

loader for 2750 john deere


 
Post new topic    
View previous topic :: View next topic  
Author Message
BIGBADDEERE
Guest






Report to Moderator

PostPosted: Tue Sep 25, 2012 1:21 pm    Post subject: loader for 2750 john deere Reply to specific post Reply with quote

looking at a allied loader for my 2750 cab tractor..don't know what kind of tractor it came from..it has mounts and guy says its inter changable but he is just tring to sell it for the widow..question is its a 595 loader and is he right about it will fit my 2750..i have looked for information and can't find anything.also i know i will need to get the wobble controls for inside the cab..thanks,,bill
 
Back to top
TractormanNC
Long Time User


Joined: 29 Dec 2006
Posts: 1119


Report to Moderator

PostPosted: Tue Sep 25, 2012 1:53 pm    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

Have an Allied 595 on an open station 2750. LOVE IT. It came off a 770 case. Had to make a few spacers and drill a few holes.

Biggest problem we had was finding a closed center plug to convert the valve from open center to closed center. If the loader came off a tractor with open center hyds, crank down the relief valve so it"s not always bypassing oil. Plumb it up like many posts have talked about.

If you don"t already have them, find a set of "cultivator mounts" flat steel plates about 1/2"thick by about 6" wide that connect the steering support to the clutch housing on both sides of the engine.
 
Back to top
View user's profile
Tx Jim
Tractor Guru


Joined: 14 Feb 1999
Posts: 18112


Report to Moderator

PostPosted: Tue Sep 25, 2012 2:37 pm    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote


As previously stated be sure control valve is closed-center type.
 
Back to top
View user's profile
BIGBADDEERE
Guest






Report to Moderator

PostPosted: Tue Sep 25, 2012 4:32 pm    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

what do you mean by closed center type..
 
Back to top
buickanddeere
Tractor Guru


Joined: 31 May 2003
Posts: 26922
Location: in front of computer

Report to Moderator

PostPosted: Tue Sep 25, 2012 5:28 pm    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

An open centre valve on the closed centre Deere system will make the pump run 100% capacity all the time . Power steering and rock shaft will quit working unless the loader is lifting a heavy load.
Use a "T" from the high pressure line to supply the loader valves . Return the loader oil to a ported filter cover on Dubuque and Mannheim tractors. As txjim pointed out, the Waterloo tractors can use a T into the rockshaft return line.
 
Back to top
View user's profile
Tx Jim
Tractor Guru


Joined: 14 Feb 1999
Posts: 18112


Report to Moderator

PostPosted: Wed Sep 26, 2012 3:05 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

BIGBADDEERE wrote:
(quoted from post at 20:32:55 09/25/12) what do you mean by closed center type..


On a closed center hyd system the oil pressure is maintained in the lines by being blocked by each hyd control valve and the hyd pump stops building pressure. When a hyd lever is moved then oil flows through hyd control valve to operate a function and immediately hyd pump starts back building pressure until the hyd valve is closed. Hence the name closed

When JD introduced closed center hyd systems at their sales meeting JD rep's claimed that a closed center hyd system saved fuel because hyd oil wasn't continuously being pumped.

In contrast on an open center the pump pumps oil constantly,oil flows through each control valve and then the required valve diverts the oil to operate required hyd function.
 
Back to top
View user's profile
Tx Jim
Tractor Guru


Joined: 14 Feb 1999
Posts: 18112


Report to Moderator

PostPosted: Wed Sep 26, 2012 3:19 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

buickanddeere wrote:
(quoted from post at 21:28:14 09/25/12) Power steering and rock shaft will quit working unless the loader is lifting a heavy load.


B&D
Please explain how a lifting a heavy load will cause the power steering and rockshaft to operate on a closed center tractor with an open center valve?? I don't understand what a heavy load has to do with that. I could make either the PS &/or RS operate with no load on the loader but don't understand your heavy load concept. Thanks,Jim.
 
Back to top
View user's profile
8850dave
Regular


Joined: 25 Mar 2005
Posts: 280


Report to Moderator

PostPosted: Wed Sep 26, 2012 4:01 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

I have a JD245 loader that would bolt right on with new mounting brackets and joystick control with good bucket located in Northern Illinois.
 
Back to top
View user's profile
Tx Jim
Tractor Guru


Joined: 14 Feb 1999
Posts: 18112


Report to Moderator

PostPosted: Wed Sep 26, 2012 4:32 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

8850dave wrote:
(quoted from post at 08:01:08 09/26/12) I have a JD245 loader that would bolt right on with new mounting brackets and joystick control with good bucket located in Northern Illinois.


A 245 is a good match for a 2750. How much $$$$ and does it have JS hyd controls??
 
Back to top
View user's profile
buickanddeere
Tractor Guru


Joined: 31 May 2003
Posts: 26922
Location: in front of computer

Report to Moderator

PostPosted: Wed Sep 26, 2012 6:15 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

If the loader is connected downstream of the priority valve then
yes the PS will operate.
The rock shaft won't have high pressure oil unless the
loader is restricting flow via lifting a load and increasing
pressure
 
Back to top
View user's profile
Tx Jim
Tractor Guru


Joined: 14 Feb 1999
Posts: 18112


Report to Moderator

PostPosted: Wed Sep 26, 2012 8:32 am    Post subject: Re: loader for 2750 john deere Reply to specific post Reply with quote

buickanddeere wrote:
(quoted from post at 10:15:09 09/26/12) If the loader is connected downstream of the priority valve then
yes the PS will operate.
The rock shaft won't have high pressure oil unless the
loader is restricting flow via lifting a load and increasing
pressure


Sorry but power steering won't operate any better than rockshaft just because of pressure control(aka priority valve) where an open center valve is involved.The only thing short of removing open center valve is operate the boom or bucket cylinders to their maximum travel and hold that control lever to block flow of oil through the OC valve. Then PS & RS should work after pump stops cavitating.
 


Last edited by Tx Jim on Wed Sep 26, 2012 9:42 am; edited 2 times in total
Back to top
View user's profile
Display posts from previous:   
Post new topic    Yesterday's Tractors Forum Index -> John Deere All times are GMT - 8 Hours
Page 1 of 1

 
Jump to:  
TRACTOR   PARTS TRACTOR   MANUALS
Same-Day Shipping! Most of our stocked parts ship the same day you order (M-F).  Expedited shipping available, just call!  Most prices for parts and manuals are below our competitors.  Compare our super low shipping rates!  We have the parts you need to repair your tractor.  We are a Company you can trust and have generous return policies!   Shop Online Today or call our friendly sales staff toll free (800) 853-2651.

YT Home  |  Forums Home

Copyright © 1997-2014 Yesterday's Tractor Co.

Powered by phpBB © 2001, 2005 phpBB Group

All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy

TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.

Yesterday's Tractors - Antique Tractor Headquarters