concrete pump operation

(1) sand particle size, label and Concrete Mixing Truck factory specification requirements shall be met pump mechanical performance requirements.
(2) pumping equipment, parking brake and locking brake should be used simultaneously, the tire should be wedged tight, water supply and water storage tanks should be properly stocked with water, the hopper should be no debris, lubricate all lubrication points should be normal.
(3) pumping equipment ministries bolts should be tightened, sealing pipe joints should be tightened, guards should be complete and reliable.
(4) the beginning of each part manipulation, adjustment handles, hand wheels, levers, cocks, etc. should be in the Bolted Type Cement Silo. Hydraulic system should normally be no leakage.
(5) ready for cleaning pipes, cleaning supplies and other related devices. Job, you must first use cement mortar prepared according to the provisions lubrication pipes. Unrelated persons must leave the pipes.
(6) leg should be fully extended and supported in prison, is not fixed shall not start before the boom. Boom elevated stand only after the revolution. Boom is extended should order. Prohibited the use of boom lifting or dragging objects.