Hydraulic control valve is a hydraulic control valve, hydraulic control valve consists of a main valve and attached catheter, pilot Industrial Valves, needle valve, ball valve and pressure gauge, etc. On the basis of using the purpose, function and place the different can be evolved into remote-controlled floating ball valve, relief valve, slow close check valve, flow control valve, relief valve, hydraulic electric control valve, water pump control valve, etc. Hydraulic control valve device before the filter, and should facilitate the discharge of pollutants by request. Water hydraulic control valve is a kind of application the type body, smooth, do not need to add oil in case of damage of main parts in the Industrial Valves, please follow the instructions step remove: step 1, the main valve before and after the first side gate valve closed. 2, the main valve cover piping joint screw loosening, pressure release valve. 3, all the screws removed, including controlling necessary pipeline brass nut. 4, take cover and spring. 5, to get off axis core, diaphragm, piston, do not damage the diaphragm. After 6, remove the above things, check the diaphragm and o-rings can damage; If no damage do not again points to its internal parts. 7, if discover to there is damage to the diaphragm or o-rings, please loose the nut on the axis core, get to synthesis the diaphragm or circle, then remove to replace a new diaphragm or o-rings. 8, carefully examines the main valve seat, shaft core, such as whether have damage, if there is other stuff in the main valve internal clearing out. September and is in accordance with the reverse phase will change after the combination of components installed the main valve, pay attention to the valve there can be no jam phenomenon. Within 10, note: the average cost in the valve damage for diaphragm and o-rings, other internal parts damage.
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