Note the use of a former star unloader use, the type of gear lubricant inside the check number and the oil, run a month later replaced with new oil after an oil change once a year. 2. Connect the air supply port, and check whether the interface is blocked foreign body, to ensure that the interface clean and smooth; 3, the former star unloader use, be sure to make sure the direction of rotation of the rotor is clockwise (from the gearbox shaft extending Look, in line with the arrow sprocket cover); 4, the front star unloader use, open the cover to check the chain tension sprocket degrees during operation should be checked regularly; at the same time add to the chain and sprocket Tu Suitable greases; 5, the unloader throughout the process, to adjust the valve so that the sealing pressure is greater than at the valve body material is preferably 0.05MPa pressure, the gas is oil-free, dry compressed air; 6, in the star unloader throughout the process, there is always the seal gas source, and only after being satisfied that the valve outage, we can turn off the gas source; for more information, please visit unloader: http: //www.hbhqhb .com / XLQXL / default.html