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1998 Disco Power Steering Gear Box Leak

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  #1  
Old 08-02-2016, 06:48 PM
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Default 1998 Disco Power Steering Gear Box Leak

Bought a 1998 Disco I about a year ago. Had power steering leak when I purchased it. Just fed it with fluid until it got worse about a month ago. Decided to clean all the gunk off it with a power washer and find the leak. When I did I was able to find the leak. It is on the gear box on one bolt. Tried tightening it. No dice.

Any advice on how to repair it? Preferably without ripping the whole gear box out and replacing it. Is there a gasket I can pull and replace?

Here are a few pictures




Top view of gear box. Bolt leaking is the one on the left.




Picture of leaking bolt.
 
  #2  
Old 08-02-2016, 09:56 PM
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from my experience with that similar situation....if you remove the top four bolts , and the center adjuster...that top piece is sealed with an o-ring>>>>and it needs to be the RIGHT o-ring....search for a seal kit for the box and usually that o ring is included ...but not listed separately on most of the popular parts sites
 
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  #3  
Old 08-09-2016, 09:43 PM
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Default Rovahfarm

Call Trevor at rovafarm.com. He will get sell you the right O-ring or find you someone who can.
 
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Old 08-10-2016, 04:45 AM
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I think from memory its a square section seal so not a normal o-ring.
 
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Old 08-31-2016, 07:14 AM
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Thanks for all the info. Bought a seal kit and began taking the top of the gear box apart (while installed in the vehicle). It was not easy. Not sure who worked on it last but those four bolts must have been put on with an impact wrench.

Now I am unable to pull that top plate to change the o-ring. I tried consulting the great youtube and it looks like you might have to unbolt the bolt to the drop arm and pull the whole shaft assmbly out.

Any thoughts?

 
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Old 08-31-2016, 07:33 AM
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You shouldn't have to drop the Pitman arm to remove the lid. Use a hex key to rotate the stud on top. Count your turns and reverse for install.

The stud is attached but free floating on the shaft inside. Essentially the cover screws on to the stud. Hope that makes sense.
 
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Old 08-31-2016, 05:21 PM
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Makes sense I loosened it but the cover won't rotate. I take it with how tight the four bolts were it could jus be on siezed up. I'll keep working at it. Thanks
 
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Old 09-01-2016, 10:57 AM
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Was unable to remove the plate. It won't budge.
 
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Old 09-01-2016, 11:59 PM
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Overhaul info in D1 manual, Rave download.
......
 
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Old 09-02-2016, 02:29 AM
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Hear you go.

6. Remove set screw retaining rack pad adjuster.
7. Remove rack adjuster and pad.
8. Remove sector shaft adjuster locknut.
9. Remove four bolts from sector shaft cover.
10. Screw in sector shaft adjuster until cover is
removed.
......
 
Attached Files
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steer box cover.pdf (34.6 KB, 191 views)

Last edited by number9; 09-02-2016 at 02:40 AM.


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