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3 questions re 7240.........
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Redwrench
Posted 9/10/2006 23:10 (#42902 - in reply to #42735)
Subject: RE: 3 questions re 7240.........


1) It is not very difficult to install the factory-option foot throttle. However, as other posters have said, they are pretty much a POS, and prone to not returning to low idle speed.
2) It is absolutely NOT necessary to use the clutch to powershift or shuttle-shift the Magnum tractors. The Transmission Control Valve modulates all shifts just fine without any assistance from you, thank you!
A "shuttle-shift" kit was once available to allow you to shift directly from about the 7th gear range directly across into 3-4 reverse. It was a couple grand back then, and is currently listed as no longer available. It would cost you several grand to obtain this kit piece-by-piece now, included a re-worked TCV, console shifter linkage, etc. if all of the pieces are even still available from CNH Depot Parts. It does however make it very nice for loader work., as you don't have to downshift all the way to the neutral slot in order to change directions. Maybe you can obtain one from a salvage yard, but I would imagine they are pretty scarce.
3) Ditto on the MFD wheel size matching. If you absolutely must put on smaller wheels via el cheapo method, then save yourself a nightmare and completely remove the MFD driveline. Don't trust the duct tape on the switch method; the MFD is electrohydraulically disengaged and is mechanically engaged by spring-loaded clutch by default. Guess what happens if your electro-hydraulic disengage system blows a fuse, switch messes up, control valve solenoid jams, etc? That's right- the MFD engages and you won't even know it until it starts chewing up the front differntial. If you remove the driveline, you would also have to find a way to retain the MFD driveline rear yoke which comes out of the front of the transmission, because it is retained by the length of the driveshaft. A good machinist could fix that by drilling and tapping a retaining bolt right in the middle of the MFD driveline, but..... I also agree that sooner or later you will need MFD to get out of a mudhole or something. Do not REPEAT DO NOT put on smaller MFD tires without matching the correct ratio size rear tires. You WILL tear up the front differential limited-slip clutches and more if you don't maintain the correct ratio.
The tractor is more than capable of doing the work, but it's going to cost you some bucks to get it equipped like you want it.
Hope you don't find any "bias or lack of experience" from these dealership service department-based suggestions ;)

Edited by Redwrench 9/10/2006 23:12
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