Posted by Chris NW Ind on February 08, 2009 at 17:38:34 from (64.136.26.226):
Got this problem that is baffling me. The power steering on my 450 refuses to work unless I operate any of the 3 valves. Then it is perfect. It seems that by operating a valve, I'm dead-heading the system and building-up full pressure which is allowing the PS to function.
I've had most of the regulator/priority valve apart on the tractor. Nothing is stuck, all o-rings are new. The only I didn't check yet, and will tommorrow, is the PS safety valve and spring.
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Today's Featured Article - Ford Part Number Trivia - by Forum Participants. "Replaced by" means the part was superseded. All of my part books date back to 1964 and New Holland have changed some part numbers. They usually put the old Ford part number on the package. I was suppressed when I looked up the part number of the auxiliary drive shaft because for some reason the part number went through a radical change and it lost its "Basic Part Number". Ford part numbers follow the following rules. Most part numbers are in three parts. The middle part is called the
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