Search found 4 matches

by Bhedge
Fri Jul 19, 2024 9:31 am
Forum: Late model JD crawler technical support
Topic: John deere 450c grinding gears with clutch depressed
Replies: 5
Views: 4631

Re: John deere 450c grinding gears with clutch depressed

Still needing some guidance if anyone can give some more input on these issues. Does pto or out put shaft that would run the wintch turn when clutch is fully depressed? Can the low pressure for HLR in setting the pressure guide be a leak internal or is it wear? what would be some steps to do? Can ge...
by Bhedge
Tue Jul 16, 2024 8:26 pm
Forum: Late model JD crawler technical support
Topic: John deere 450c grinding gears with clutch depressed
Replies: 5
Views: 4631

Re: John deere 450c grinding gears with clutch depressed

I tried that tonight and it did not change pressure. Step one adjust pedal free play to 3 3/4" Step two tighten 1/2" nut in bellhousing till pedal starts to just move off stop. Step 3. back nut off 5 full turns Step 4. hook gauge up on test port in bung hole Step 5 place 1234 transmission into neutr...
by Bhedge
Tue Jul 16, 2024 1:06 pm
Forum: Late model JD crawler technical support
Topic: John deere 450c grinding gears with clutch depressed
Replies: 5
Views: 4631

Re: John deere 450c grinding gears with clutch depressed

I set the free play to 3 3/4. Than I hooked gauge up and at idle the gauge read 130 psi HLR was in H and 1234 was inbetween 3-4 . I turned the 1/2" nut in the bellhousing clockwise but the gauge never increased. The more I turned it clockwise the pedal started to pull away from the stop on the bellh...
by Bhedge
Mon Jul 15, 2024 2:40 pm
Forum: Late model JD crawler technical support
Topic: John deere 450c grinding gears with clutch depressed
Replies: 5
Views: 4631

John deere 450c grinding gears with clutch depressed

I have a john deere 450c serial no. 450cc 307819T I believe it to be a 1978 model year. I have a tech manual TM1102 I have adjusted clutch pedal per the spec 3 3/4" free play and hooked up pressure gauge to set HLR to spec. At idle I only read 130psi on a gauge hooked up to test port in bung hole. P...