Search found 6 matches

by reidejo
Sun Jul 15, 2012 8:46 pm
Forum: Late model JD crawler technical support
Topic: 1975 JD 450C H-L-R trans problem
Replies: 6
Views: 11324

Thanks, I do have a manual. I will run the adjustments on the H-L-R and clutch.
by reidejo
Sun Jul 15, 2012 2:33 pm
Forum: Late model JD crawler technical support
Topic: 1975 JD 450C H-L-R trans problem
Replies: 6
Views: 11324

Yes I have changed the trans fluid three times. I bought the old dozer and the trans fluid was very milky. The filters were horrible. I replaced the trans filter (screen) and have replaced the filter at the oil cooler three times. As dirty as it was it still might have trash getting in it. What else...
by reidejo
Sun Jul 15, 2012 12:22 pm
Forum: Late model JD crawler technical support
Topic: 1975 JD 450C H-L-R trans problem
Replies: 6
Views: 11324

1975 JD 450C H-L-R trans problem

Problems with shifting from forward to reverse. Starting out cold the trans shift into forward and reverse without problems as it warms up it gets slower in going into both forward and reverse gears. After about 30 to 45 minutes it gets real slow. Once it engages it will push and spin the tracks. On...
by reidejo
Tue Jun 12, 2012 6:18 am
Forum: Late model JD crawler technical support
Topic: JD 450c steering clutch problem
Replies: 3
Views: 5750

just to let everyone know I solved my problem with the leaking steering clutches. Both of my clutch piston housing were bad. The grooves where the sealing rings fit had side play and it was leaking past the sealing rings. I put good used clutch piston housing on and both are working. I am running ab...
by reidejo
Wed Apr 25, 2012 12:33 pm
Forum: Late model JD crawler technical support
Topic: JD 450c steering clutch problem
Replies: 3
Views: 5750

steering clutch problem

Thanks for the response, my pressure manifolds also had groves worn in them. as I said I replaced both of them along with sealing rings. Both pressure manifolds are still leaking. I was wondering if it could be the groves where the sealing rings fit in the clutch piston housing and how do you determ...
by reidejo
Tue Apr 24, 2012 9:19 pm
Forum: Late model JD crawler technical support
Topic: JD 450c steering clutch problem
Replies: 3
Views: 5750

JD 450c steering clutch problem

hello I am new to the site, but have been reading post for a while. I have a 1979 JD450C that has a steering clutch problem. it fills the steering clutch housing up with fluid. I put new clutch pressure manifold rings on it and it did the same thing. It is leaking between the clutch pressure manifol...