JDcrawlers Messageboard

Thank you Jim for the information . I think my machine is a 1979, serial 450BC 17 3098 6 way blade and PTO. I also can't find where to disengage the PTO no levers on the floor just that huge air filter can. My manual JD-S-TM1033 doesn't show the filter numbers. I wasn't sure I had the correct filter...

I'm near Berea, KY. Another set of eyes would be a great asset if someone who knows the old late model JD 450B machines is close enough I'd love to make contact. I admit I'm not a very good mechanic, OLD N SLOW, so any help/advise would be appreciated. My steering just stopped working slowly after r...

Thanks Jim I see the diagram on 15-2. That answers a lot of my questions. So to be clear, is the main pump, control valve one and the same? Is the valve something accessible without removing the transmission? I haven't tried to remove the trans top cover yet. The oil filter located beside the cooler...

the steering gets oil from the reverser i believe not the main pump check your trans fluid JIM S I have a 450B, too. Have you adjusted the steering clutches and brakes per Deere manual? I may be wrong but, I believe the power steering cylinders only “assist” with moving the linkage- so you don’t ha...

My 450B dozer, a 1979, I think. Where is the power steering pump and where do I fill it? My steering is completely out. pulling both or one handle doesn't pause, turn or brake the dozer. It just keeps going in the same direction. I have the hood off and don't see a reservoir or a pump?? Where does t...

I have a later model 450B dozer. Last summer I burst the high pressure hydraulic line from pump to controller inside the belly pan. I couldn't raise blade but backed the dozer to a location near my shop for repair. Steering was working great both sides. I removed the belly pan replaced the main high...