Flowserve PA46 Manual do Utilizador descarregar pdf (Página 3)

Maintenance

Danger .................................................................................................................................................17

Replacing stufﬁng box PA 46, PA 47 ......................................................................................................18

Replacing stufﬁng box, valve seat and valve plug PA 46, PA 47 .............................................................19

Replacing stufﬁng box MPA 46, MPA 47 ................................................................................................20

Replacing stufﬁng box, valve seat and valve plug MPA 46, MPA 47 .......................................................21

Retightening stufﬁng box ......................................................................................................................22

Replacing control membrane in diaphragm actuator MPA 46, MPA 47 ...................................................22

Torques ................................................................................................................................................23

Tools .....................................................................................................................................................23

Single parts of stufﬁng box, valve plug, valve seat .................................................................................24

Mounting/removing valve seat ..............................................................................................................25

Mounting/removing control membrane .................................................................................................26

Key .......................................................................................................................................................27

Retroﬁtting

Danger .................................................................................................................................................27

Mounting diaphragm actuator ...............................................................................................................27

Mounting forkhead................................................................................................................................28

Tools .....................................................................................................................................................28

Torques ................................................................................................................................................28

Contents  continued 

Page

Spare Parts

Spare parts list .....................................................................................................................................29

Parts for retroﬁtting

List of parts for retroﬁtting ....................................................................................................................30

Annex

Declaration of Conformity .....................................................................................................................31

Emergency operation MPA 46, MPA 47

Danger .................................................................................................................................................17

Fit hand lever for emergency operation .................................................................................................17

Decommissioning

Danger .................................................................................................................................................30

Disposal................................................................................................................................................30

1 2 3 4 5 6 7 8 ... 31 32

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