1. The concrete pump truck should support the ground horizontally, with the left and right horizontal deflection Angle not exceeding 3 degrees, and the bearing capacity is large.
2. The pump car support should be kept at a certain safe distance.
3. Support the legs before stretching the arms, draw the arms before pulling in the legs.
4. The boom can not be used in high pressure and bad snow and ice weather.
5. No one shall stand under the boom, within the specified range of the end hose, or in unsafe areas.
6. Do not bend the end of the hose into the concrete.
7. When the pump is running, it is not allowed to open the safety protection facilities such as the hopper screen and the water tank cover plate. It is not allowed to reach into the hopper, the water tank or grasp other moving parts by hand. Abnormal need to stop for inspection and maintenance.
