lx865 steering hydraulics

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jrothwel

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Joined
Jul 7, 2010
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i have an lx865. i was leaking hydro oil into the gear case where the pumps bolt on. I removed both pumps and replaced the shaft seal on both of them. I did not have to take the pumps apart as only a retaining ring held the shafts in place. so it was quite easy to pull the shaft out and put new seals in. Reassembled everything. Now my problem is i have no steering on either side. the boom hydraulics work fine and the pumps for those are driven by the same shaft that drives the steering pumps. I have tried bleeding the lines for hours and hours. i assume there has to air pumps. what i've tried so far is: overfilling the tank to get gravity on my side, cracked all lines one at a time to let air escape while running. Im out of ideas! i've also taken a line off and manually turned the tires to try and draw fluid thru. any help would be greatly appreciated.
 
Do you have any charge pressure? Most systems will self bleed. Not sure if that loader uses the main hyd (boom pump) for charge purposes. It should have charge pressure the moment you start it and this pressure feeds your hydrostats.
Does it have a trans warning light that goes out when you start it? If youfind the sender for that puta guage in there and see if it has any pressure. Guessing it should be 100 to 200 psi.
You really need to get your hands on a manual.I have one for the LS 160 & 170 but have no idea if it has anything in common with yours. Its 11mb and can be downloaded here.
http://www.mediafire.com/?ov9zqt7xwtl
Ken
 
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