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Question:

Check valve; flexible joint `; installation order of electric butterfly valve

Check valve; flexible joint `; installation order of electric butterfly valve

Answer:

Connect the Songjiang rubber joint from the pump outlet. Check the 1 valve
It is better to make an elastic hanger.In order to prevent the generation of water hammer when the pump stops the damage to the rubber head, should be immediately set rubber head pump outlet, the gate valve and the check valve is not a very convincing reason to decide the order, custom order rubber head, check valve, electric butterfly valve.
The flexible rubber pipe joint is first, then the check valve, the electric butterfly valve and the gate valve.

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