Search found 8 matches

by Anthony Rivieccio
Mon Nov 11, 2024 9:46 pm
Forum: Late model JD crawler technical support
Topic: 73 450b low pressure in reverse
Replies: 6
Views: 5652

Re: 73 450b low pressure in reverse

those are pretty Good answers Jim, Thank you ! I'll have another look at the manual to see if i think accessing the range change compartment might be worth lifting the top cover to have a look at the control unit to check for loose bolts and maybe a loose tube in case reverse is carried through a tu...
by Anthony Rivieccio
Fri Nov 01, 2024 9:53 am
Forum: Late model JD crawler technical support
Topic: 73 450b low pressure in reverse
Replies: 6
Views: 5652

Re: 73 450b low pressure in reverse

Thanks again Jim ! i have that manual. it shows a diagram of the circuitry without showing pictures and locations. I'll have to disassemble it to discover that by tracing the path and examining the parts for fluid seal. I also have to assume that the engine must be pulled so the input shaft can be p...
by Anthony Rivieccio
Sat Oct 26, 2024 9:46 pm
Forum: Late model JD crawler technical support
Topic: 73 450b low pressure in reverse
Replies: 6
Views: 5652

Re: 73 450b low pressure in reverse

Thanks Jim ! not documented hrs but the engine sounds fine and the pins look good and untouched. although the backhoe attachment looks more used the rest of the machine but not all played out. I stow the boom, stick and bucket up so that the pistons are retracted. the boom falls slowly but the lock ...
by Anthony Rivieccio
Sat Oct 26, 2024 10:18 am
Forum: Late model JD crawler technical support
Topic: 73 450b low pressure in reverse
Replies: 6
Views: 5652

73 450b low pressure in reverse

anyone know what could cause reverse only to have low pressure on a 1631 hr machine? thought there might be a pipe tube screen or valve accessible without removing the engine. seems that the previous owner did some work on this in attempt to make reverse work and part of that work was as he said: cl...
by Anthony Rivieccio
Wed Oct 16, 2024 10:31 am
Forum: Late model JD crawler technical support
Topic: 450C near death accident
Replies: 36
Views: 131471

Re: 450C near death accident

only with Faith and Divine Providence could we have the Miracles of all we need and of all that we could rightfully want Please heal well ! and Thank you for all those whom because of this post shall make it the new habit not to leave a machine running without the operator being comfortably in contr...
by Anthony Rivieccio
Mon Oct 14, 2024 4:27 pm
Forum: Late model JD crawler technical support
Topic: 1973 JD450BA
Replies: 3
Views: 4227

Re: 1973 JD450BA

Hello again ! I had a chance to look into this and yes to both. Thanks to Jim! but i did not connect the neutral safety switch just yet. still looking into understanding the issues w this newly acquired machine. it seems that someone shortened the left side brake rod (pictured) possibly bc the band ...
by Anthony Rivieccio
Tue Sep 24, 2024 11:30 pm
Forum: Late model JD crawler technical support
Topic: 1973 JD450BA
Replies: 3
Views: 4227

Re: 1973 JD450BA

Thank You Jim !
I'll make note of all of that and look into it !
by Anthony Rivieccio
Sun Sep 22, 2024 11:01 pm
Forum: Late model JD crawler technical support
Topic: 1973 JD450BA
Replies: 3
Views: 4227

1973 JD450BA

Hi Based on http://www.jdcrawlers.com/messageboard/viewtopic.php?t=2415 I think I have a 1973 JD450B https://i.imgur.com/MoYmdFg.jpeg I'm using a 1987 TM1033 technical manual and I can't find this component (in the red rectangle) anywhere in the TM https://i.imgur.com/rEl4qjg.jpeg Does anyone know ...