在线看国产黄av免费_国产AV福利久久精品麻豆_无码精品一区二区三区免费_91精品视频在线播放

Whether the foam machine and mixer are reliable. Check the pipe hoop and delivery hose to ensure that they are closely connected and reliable without small bends. Once the power is cut off for hours, clean the main engine, mixing tank and pipeline with tap water. The permissive infusion signal is lost halfway, which leads to the early completion of infusion. The slow action of the heart of the solenoid pneumatic pilot valve causes a timeout alarm. Check the lubrication condition of each operation part at any time, and stop the machine immediately to check if there is any shortage of oil, so as to prevent accidents. The hydroxyl group in the dihydroxy compound with flexible chain segment is reflected by the cycloxy group in the epoxy, and the flexible chain segment is introduced into the main chain of the epoxy to produce a low viscosity epoxy.

When working, the water in the water tank should be changed once a day to ensure that the tank is clean. Carry out pressure test operation, replenish oil to the closed oil circuit and search and check the main system pressure. - clean the original deteriorated oil as much as possible, and clean the dirt in the oil tank - use qualified hydraulic oil. It is recommended to use Kunlun brand l-hm46 anti-wear hydraulic oil - hydraulic oil of different specifications and trademarks should not be mixed. Section 3 electrical system electrical system is mainly used to control the main motor, auxiliary motor, mixing motor, water pump motor, cooling fan, cement conveying motor and electromagnetic The control logic is completed by the central relay. The heating barrel adopts horizontal heating barrel. Open the positioning cleaning cover on the distribution valve to check the ball valve for wear. Start the mixer, cement conveyor and water pump, adjust to the required amount of cement and water, and stop the cement conveyor and water pump when the cement slurry reaches four fifths of the mixer capacity, so as to prevent overflow.