Flowserve PA46 Bedienungsanleitung PDF herunterladen (Seite 27)

Key

Hexagonhead bolt M8 with hexagon nut M8

Upper part of the diaphragm actuator

Control membrane

Lower part of the diaphragm actuator with connector socket

Guide pin with plate

GESTRA intermittent valves PA 46 and PA 47 can be retroﬁtted with a GESTRA diaphragm actuator

(MPA 46, MPA 47).

Retroﬁtting

Risk of severe burns and scalds to the whole body!

Before carrying out any retroﬁtting work on the valve or loosening ﬂanged connections,

stufﬁng box unions or sealing plugs make sure that all connected lines are depressurized

(zero bar) and cooled down to room temperature (20

°C).

Insert the hand lever for emergency operation 2 only to operate the valve and remove it

immediately after operation.

Danger

Mounting diaphragm actuator

1. Undo centering screw U. Fig. 3

2. Undo retaining piece

3 for forkhead T and pull out hand lever 1.

Note that the hand lever must not be mounted again!

3. Snap retaining piece

3 on forkhead T.

4. Unscrew hexagonhead cap screws

W and remove locking lever A.

5. Insert hexagonhead cap screws

W and tighten them with a torque of 20 Nm.

6. Put spacer disk

X onto pressure plate V.

7. Apply heatresistant lubricant to the connector socket of the diaphragm actuator

(use e.g. WINIX

2150).

8. Screw on diaphragm actuator

Y with a torque of 120 Nm.

9. Attach pressure line (

/8") for the control ﬂuid of the diaphragm actuator.

10. Operate the valve once.

1 2 ... 22 23 24 25 26 27 28 29 30 31 32

Keine Kommentare

Flowserve PA46 Bedienungsanleitung Seite 27