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 2.May.2017   Minor change notification of actuator PO/PC-04DN4 to 12DN4

From May 2017, we have changed design of actuator model PO/PC-04DN4 to 12DN4
of ball valves and butterfly valves as follows;

1. Air hole size of actuator spring cover become wider (1/8RC size)
with Polyurethane cap.
2.The cap can be removed in case of necessary to attach join ,elbow, closing plug into
the hole.

Note:
The above change does not cases any change of the valve performances.
For the time being, new model and old one may be mixed in the delivery.

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