Construction machinery crane operation details

Construction machinery  bridge crane  is one of the more common models. Hydraulic cranes are generally powered with various hydraulic devices. Operation should pay attention to safety when lifting operation the following precautions:
A crane manufacturers reminder: before the operations, shall determine the hydraulic oil tank level window, whether the requirement to add a little less than the prescribed engraved line, it must be supplemented. Come on, be sure to filter through fuel injection, and very careful not to sneak into different grades of oil or water impure character.
2, the filter cartridge after 250h at work, should be checked, if necessary, cleaned or replaced.
3, the hydraulic oil tank should be every two weeks from the bottom drain port clear water and impurities once, and replacing all the hydraulic oil every year. Environment, especially when the bridge gantry crane  in use when operating under adverse conditions, the oil change interval should be shortened accordingly.
4, various valves in the hydraulic system has been adequately tested before leaving the factory, and has adjusted the pressure and flow, must not casually touch.
5, various parts, in particular a hydraulic system, each device are attached to avoid dirt. After the job,gantry crane must take the dust, oil removed.