Ausbau des Stellantriebs .......................................................................................................4
Demontage des Ventils ..........................................................................................................4
Wartung und Reparatur ............................................................................................................5
Stopfbuchse ...........................................................................................................................5
Austausch der Packung .........................................................................................................5
Reparatur von Teilen .............................................................................................................6
Führungsflächen ...............................................................................................................6
Sitzflächen ........................................................................................................................6
Läppen der Sitze...............................................................................................................6
Soft Seat-Reparatur ..........................................................................................................7
Dichtungen........................................................................................................................7
Metallsitz ...........................................................................................................................7
Montage der Kegelstange .....................................................................................................7
Montage der Stopfbuchse.................................................................................................9
Vorbereitung .....................................................................................................................10
Stopfbuchse ......................................................................................................................10
Zusammenstellung ...........................................................................................................11
Installation der Packung ...................................................................................................11
Ventilhubanforderungen .........................................................................................................11
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