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E) When assembling the valve, you should use a specified gasket, and install it in parallel with the other
flange. Also, you are recommended to fasten the bolts in several parts in a balanced manner
sequentially in diagonal direction. (See Fig 3.1)
Fig 3.1 Procedure for Fastening Flange Bolts
F) Install the valve at right angle to the ground as much as possible. If this is impossible, attach a support to
the valve before installing it. (See Fig 3.2 and 3.3)
Fig 3.2 Installing Support
Fig 3.3 Installation Location of Actuator
1
6
4
8
2
5
3
7