Search found 3 matches
- Thu Oct 25, 2018 8:29 am
- Forum: Late model JD crawler technical support
- Topic: 450 backhoe
- Replies: 4
- Views: 3236
Re: 450 backhoe
Just a quick reply back so you guys know what I found. We found the sealing rings to be blown on the power beyond fitting. When we replaced them the machine works like a dream. Thanks everyone and have a great day.
- Thu Oct 25, 2018 8:16 am
- Forum: Late model JD crawler technical support
- Topic: 450 backhoe
- Replies: 4
- Views: 3236
Re: 450 backhoe
This machine has an open center system so if the oil flow isn't directed through both loader and hoe valve banks in series the unit won't work properly. To me it seems like I need a power beyond fitting in the loader valve bank but I can't figure out exactly where it would go or where I would find o...
- Wed Oct 24, 2018 2:50 pm
- Forum: Late model JD crawler technical support
- Topic: 450 backhoe
- Replies: 4
- Views: 3236
450 backhoe
Hi everyone. I have a 450 straight crawler that we mounted a 9305 JD hoe onto but we can't get hydraulic pressure to the hoe. This hoe came off an identical machine and it worked fine on it. The loader on this machine has good hydraulic pressure but I can only get about 300 psi. to the hoe supply li...