First, the test and adjustment 1, the product whether manual, pneumatic, hydraulic, electric components are strictly debug before leaving the factory, the user re-sealant performance, the import and export should be evenly fixed on both sides, close the butterfly valve, Pressure on the inlet side, in the export side to observe whether there is leakage, the strength test in the pipe before the plate should be opened to prevent damage to the sealing pair. 2, Although the products are strictly inspected and tested before leaving the factory, there are also some screwdrivers on the way of transportation. To readjust, pneumatic, hydraulic and so on, please read the instruction manual of the drive unit. 3, electric drive disc valve factory control mechanism has been Kai, closed stroke adjusted. To prevent the power is turned on the wrong direction, the user first turn on the power, the first open manually to the semi-open position, press the electric switch to check the direction of the disc and valve closing direction can be consistent. Second, the common failure and elimination methods 1, the installation before the road to confirm the performance of our products and media flow arrow is consistent with the movement conditions, and plug the valve cavity clean, does not allow the seals and disc with impurities attached Foreign bodies, never clean before closing the butterfly plate, so as not to damage the ring. 2, the flange plate supporting the installation of special disc flange recommended, that is HGJ54-91 socket welded steel flange. 3, installed in the pipeline location, the best position for the legislation, but can not flip. 4, the need to regulate the use of traffic, a worm gearbox control. 5, open, close the number of disc valve, in about two months time, open the worm gear box cover, check the butter is normal, should maintain the right amount of butter. 6, check the connection parts require compression, that is, to ensure that the filler bees sex, but also to ensure flexible stem rotation. 7, metal seal butterfly valve products are not suitable for installation at the end of the pipeline, such as must be installed at the end of the pipeline, the need to take the export flange, to prevent the backlog seal, over. 8, the valve stem to install the use of regular inspection of the valve to check the effectiveness of the use, found that the failure to be ruled out in time. More Keywords Search: Butterfly valve
The junction box can be equipped with high temperature wire in front of the factory, and the lead wire is protected by armored cable or metal weaving. Its role is to make the submersible cable, because of the street submersible motor, the company's small flat cable head production equipment is complete, can be made of wound type, plug-in small flat cable head.
Leader Cable
Leader Cable,Cable High Temperature,Tinned Copper Cable,Flexible Silicone Rubbe
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