Butterfly Valve Transportation and Storage and Other Major Matters
When you Wholesale Cast Iron Butterfly Valve, The butterfly valves should be protected from bruising by two sealing surfaces during handling.
Butterfly valve should be stored in rainproof, dustproof, dry place, make the butterfly plate in an open state, 5 ° to 10 ° and coverage, to prevent debris into the sealing face.
When the electric butterfly valve leaves the factory, the opening and closing stroke of the control mechanism has been adjusted. In order to prevent power supply from wrong direction when it is turned on, the user should manually open to half-open position before switching on the power supply for the first time, and then press the button to check that the direction of the indicator disc is the same as that of the valve.
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