Can anyone tell me why my 2 spool control valve (Gresen 2702) will not produce pressure from the 4th port which was plugged? When I added 2 way cylinders for down pressure to my loader I thought when I replaced the plug with a line to the return end of my new cylinders I would be fine. But even...
hello. I recently inherited a couple old JD tractors. One is complete and was in the process of being rebuilt by my father. The engine was completely overhauled and ready to start. The injection pump was professoinally rebuilt. it is a 1960's 2010. I do not have the skill to finish the...