851 hay roller NEW HOLLAND

THIS ROLLER HAS A TWO WAY VALVE ON IT. GOT TO PULL ROPE ONCE TO TIE, PULL AGAIN THEN YOU CAN DUMP. closes tight, but will not stay closed. USING ONE SET OF REMOTES FOR BOTH FUCTIONS. CAN ANY ONE SHED SOME LIGHT ON PROBLEM. JUST BOUGHT THIS ONE, NEVER HAD ANY DEALINGS WITH THE PULL ROPE VALVE.
 
OK MAKES SENSE, BUT ROLLED TODAY WITH MAJOR PROBLEMS, AS STATED BEFORE IT HAS THE 2 STAGE VALVE SO CAN BE USED WITH ONE SET OF REMOTES. THE PROBLEM IS WHEN I'M IN THE TIE MODE THE GATE IS OPENING BY IT;S SELF, GOT TO BE A BYPASS IN VALVE, OR DEALER STATED TODAY THE MASSEY FERGUSON HYDROLICS WAS BAD FOR THAT. THE LAST 5 ROLLS DIDN'T TIE, BECAUSE I KNOWED THE GATE WOULD COME UP.SHEARED PTO BOLTS 8 TIMES TODAY.
 
I used a 851 for years . there is a check valve on the lift gate hyd to keep the door shut if it malfunctions the gate will open under pressure and shear pins.
 
THANKS FOR THE INFO. GATE Won't LEAK OFF TILL I TIE. GOT THE TWO STAGE VALVE SO CAN BE USED WITH A SINGLE SET OF REMOTES. I'M THINKING ABOUT DELETE THE VALVE AND TRYING TWO DIFFERENT CIRCUITS . IT WILL ROLL A FULL ROLL, PROBLEM STARTS WHEN I PULL THE ROPE ON VALVE AND START TIEING.
 

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