Butterfly valve test and adjustment
1,Butterfly valveAll parts of the product, whether manual, pneumatic, hydraulic, or electric, are strictly debugged before leaving the factory. When rechecking the sealing performance, the user should fix both sides of the inlet and outlet evenly, close the butterfly valve, and apply pressure to the inlet side. Observe whether there is leakage from the side. Before the strength test of the pipeline, the disc plate should be opened to prevent damage to the sealing pair.
2,Butterfly valveAlthough the products are strictly inspected and tested before they leave the factory, there are someButterfly valveThe product automatically changes the screw position during transportation, and needs to be re-adjusted, pneumatically pneumatic, hydraulic, etc., please refer to the instruction manual of the butterfly valve supporting drive device.
3. Electric drive碟阀The opening and closing strokes of the control mechanism have been adjusted before leaving the factory.In order to prevent the wrong direction when the power is turned on, the user should first turn on the power manually to the half-open position after turning on the power for the first time.