Posted by Brendon-KS on November 07, 2014 at 03:08:01 from (63.245.147.52):
In Reply to: vickers hy pumps posted by Bobcaterdon on November 06, 2014 at 21:41:31:
I would suspect that you have a charge check/relief valve hanging up in the bore or simply failed completely. Either case would allows the loop oil on the high side to drain into the charge gallery instead of building pressure. There are four of these valves, one for each side of both loops. You can test them by swapping them around and see if the problem moves to the other side and/or other direction.
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Today's Featured Article - Listening to Your Tractor - by Curtis Von Fange. Years ago there was a TV show about a talking car. Unless you are from another planet, physically or otherwise, I don’t think our internal combustion buddies will talk and tell us their problems. But, on the other hand, there is a secret language that our mechanical companions readily do speak. It is an interesting form of communication that involves all the senses of the listener. In this series we are going to investigate and learn the basic rudimentary skills of understanding this lingo.
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