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How to use oil-water separator, what should be paid attention? Preparation and inspection before use 1. all parts of the oil filter machine have passed the operation adjustment test before leaving the factory. after long-distance transportation, it is necessary to check whether the parts are intact when they arrive at the use site. 2. the selection of the power supply must be able to withstand the maximum current of the machine. The circuit of this machine uses 380 V and 50Hz three-phase four-wire AC power supply to access a ground wire at the same time. The power distribution cabinet on the oil filter machine and the wiring of the oil pump, vacuum pump and electric heater should be checked to ensure that the connection is firm and the insulation is reliable. 3. the oil filter should be balanced before the oil filter works. 4. inject vacuum pump oil and make the oil level reach the normal position. 5. oil pump motor and vacuum pump motor test start to observe whether the rotation direction is consistent with
Seek the development history and technical status of vacuum trucks at home and abroad! For detailed materials, you can send them to the mailbox yan... Several inventors in the 19 th century produced a machine that sucked dirt.Most machines use a folding bellows that can be operated by hand.Some machines are made,Including the 'little Daisy' type of success.But they did not save Labor,Because two people are needed to operate,A bellows,An alignment interface.British engineer Herbert Booth made the first effective vacuum cleaner in 1901.It has a gasoline engine,And it's the first vacuum cleaner with an efficient filter,That is, it has a filter cloth to keep dirt,Bring clean air back to the room.It was a large and bulky device intended to be used in the factory.Booth's vacuum cleaner impressed American inventor J Murray Spengler.He made a smaller vacuum cleaner for home use in 1900,And sold the rights to the design to a harness maker called William H Hoover.On 1908,Hoover bega
