If you have the PFC system you can set the motor valve to have a constant flow and the other valves can use the remainder of the pump output even if they require higher pressure.
On the earlier system the control valve that has the lightest load will use all the flow until it reaches the end of travel and causes the pressure to rise so that the flow will go to the other valve. You can control this some by using restricters in the line but then the system will go on high pressure unless all the flow is being used between the valves.
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Today's Featured Article - Massey Ferguson 35 (and up) Tractor Assembly Notes - by Jack Wetmore. These assembly notes are for Massey Ferguson tractors with a two stage clutch and 6 speed, 8 speed and mutli-power transmissions. I see a lot of discussion forum messages regarding damaged clutches from improper assembly. The objective is to have the engine and transmission slide together safely and easily until the gap between the two halves is less than 1/4", BEFORE tightening any of the bolts holding the two together. Using bolts to draw the two halves together will damage the PTO
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