Trailer concrete pump s tube in place while not in place

Symptoms: in the process of pumping, s tube in place, while the other side cannot be put in place, but air pump.

Reasons analysis: first will hopper empty, for empty playing, s tube can pendulum in place, description host no problem; check concrete, found concrete and vulnerable sex poor, further observation, found not in place side always near Xia material slot another side, reasons for concrete in Xia material slot down movement process in the, due to stone movement speed more fast, most stone whereabouts Shi stacked in hopper another side, to led to side material good, side material poor, material poor of side swing resistance special big.

Solution: the tank as close as possible to the hopper middle, and problem-solving.