How to install pressure reducing valve is simple and convenient?
2015/9/2 15:58:40
1, the valve should be installed in the water supply pipe network pressure test, wash qualified backward valve
Check quantity: full inspection.
Check: Check the pipe pressure test and flushing records.
2, before valve installation should be checked: the specifications and design of the model should be consistent; external valve control line and pilot valves each connecting member should not be loose; the appearance should be no mechanical damage, and foreign bodies in the valve should be removed.
Check quantity: full inspection.
Inspection methods: control drawings, observe the inspection and examination lever
3, the valve flow direction should be consistent with the water supply pipe network.
Check quantity: full inspection.
Inspection method: observation inspection.
4, should be installed at the inlet side of the filter, and should be installed in the front and rear control valves.
Check quantity: full inspection.
Inspection method: observation inspection.
5, adjustable pressure reducing valve should be installed horizontally, the valve cover should be on.
Check quantity: full inspection.
Inspection method: observation inspection.
6, the proportional valve should be mounted vertically; when horizontally mounted, single breathing hole at its orifice valve should double their breathing holes valve orifice should be in a horizontal position.
Check quantity: full inspection.
Inspection method: observation inspection.
7, the installation itself valve without pressure gauge, pressure gauge should be installed before and after the adjacent site.
Check quantity: full inspection.
Inspection method: observation inspection.
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