The little cup, back up washer and 0-ring are right inside of the threaded portion on that lower one . If it has none, no wonder it leaks. Has to have an o-ring inside for pin to seal on. If you have a service manual it will show how you pull the cup out of actuator. And, yes, you screw in to increase unlatching pressure. Here is how I do a quick adjustment of the pressure to suit my own needs. After valve is fully assembled, engine running, lower hitch all the way, put position control lever all the way down into action control which dumps most of the oil going to aux valve , pull valve to latch, then pull position control lever to raise position and valve should unlatch. Keep turning set screw in until it will not unlatch, and then back it off again until it consistently unlatches. You are supposed to use a flow rater of course but that is another story.
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Today's Featured Article - An AC Model M Crawler - by Anthony West. Neil Atkins is a man in his late thirties, a mild and patient character who talks fondly of his farming heritage. He farms around a hundred and fifty acres of arable land, in a village called Southam, located just outside Leamington Spa in Warwickshire. The soil is a rich dark brown and is well looked after. unlike some areas in the midlands it is also fairly flat, broken only by hedgerows and the occasional valley and brook. A copse of wildbreaking silver birch and oak trees surround the top si
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