Flowserve PA46 User Manual
Page 3
3
Maintenance
Danger .................................................................................................................................................7
Replacing stuffing box PA 46, PA 47 ......................................................................................................8
Replacing stuffing box, valve seat and valve plug PA 46, PA 47 .............................................................9
Replacing stuffing box MPA 46, MPA 47 ................................................................................................0
Replacing stuffing box, valve seat and valve plug MPA 46, MPA 47 .......................................................
Retightening stuffing box ......................................................................................................................
Replacing control membrane in diaphragm actuator MPA 46, MPA 47 ...................................................
Torques ................................................................................................................................................3
Tools .....................................................................................................................................................3
Single parts of stuffing box, valve plug, valve seat .................................................................................4
Mounting/removing valve seat ..............................................................................................................5
Mounting/removing control membrane .................................................................................................6
Key .......................................................................................................................................................7
Retrofitting
Danger .................................................................................................................................................7
Mounting diaphragm actuator ...............................................................................................................7
Mounting forkhead................................................................................................................................8
Tools .....................................................................................................................................................8
Torques ................................................................................................................................................8
Contents
continued
Page
Spare Parts
Spare parts list .....................................................................................................................................9
Parts for retrofitting
List of parts for retrofitting ....................................................................................................................30
Annex
Declaration of Conformity .....................................................................................................................3
Emergency operation MPA 46, MPA 47
Danger .................................................................................................................................................7
Fit hand lever for emergency operation .................................................................................................7
Decommissioning
Danger .................................................................................................................................................30
Disposal................................................................................................................................................30