If you ran the tank or tanks to the bottom you probably picked up all the nasties out of the tank and have a clog somewhere. Did you check the filter...
I would think that would be a question for Jack @ MPD. He built it and maybe he would recommend a tear down and re-lube (which I would do regardless...
I must because of my beliefs and peace of mind MUST apologize for my comment. Admin had nothing to do with this just my own conscious. So to you Bob...
Agreed, with a w/b after market sensor you can get away with more but if the O/P was running a standard sensor (which I assume) as with your'e uncle...
If you intend on thu bolting the loader (highly recommend) Drill holes in the raised bosses where the loader bolts are and drip a penetrating oil in...