The correct use of water ring vacuum pump method:
1. open the upper cover of the water tank and pour the clean water. The water level is slightly lower than the overflow nozzle.
2. connect the power plug, open the start switch, the pump starts to work.
3. use the finger to plug the mouth, the corresponding vacuum meter can reach close to -0.1Mpa vacuum degree to indicate that the pump works normally.
4. how to stop the pump stop working: stainless steel chemical pump
For the sake of insurance, more effective measures should be taken at the same time to prevent the pump from stopping work, and the water sewage in the pump is poured into the pump. The specific methods are:
1. stop work is to be evacuated from the vacuum in the container.
2. card broken vacuum pump and the pipe between the suction container.
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