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Re: 806 hydraulic problem
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Posted by Owen Aaland on May 05, 2007 at 13:47:20 from (65.161.86.75):
In Reply to: Re: 806 hydraulic problem posted by Ed Reiter on May 05, 2007 at 13:26:00:
The bolt is quite likely from the park lock pivot bracket on the underside of the range transmission cover. Not too unusual to see one of the three bolts missing when the cover is removed for service. As far as the hydraulic problem, how quickly did the problem occur? A stuck pilot operated relief valve failure usually occurs when the system has been working fine and then just quits completely without warning. A blown oring or pump seals will leave you with a little flow but not a usable system. A pump that wears out will generally give warning by losing pressure or flow over a longer period of time. A worn pump is also RPM dependent. It would be good if you could swap in a known good relief valve before pulling the pump.
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