SDL-10 type manual valve by the pressure relief valve, three position six way manual reversing valve, four position six way manual reversing valve and a valve cover, wherein the four position six way manual reversing valve in addition to a general three position six way reversing valve function, there is a weighing, the weight sensor can load the size of the measured, four position four position six way reversing valve is increased, median, decline, weighing four stalls with function, see hydraulic principle diagram.