Samson 3351 - Safety instructions and measures; 1.1 Notes on possible severe personal injury; 1.2 Notes on possible personal injury; 1.3 Notes on possible property damage

Contents
EB 8039 EN
1 Safety instructions and measures ................................................................1-1
1.1 Notes on possible severe personal injury ......................................................1-4
1.2 Notes on possible personal injury ................................................................1-4
1.3 Notes on possible property damage .............................................................1-6
1.4 Warnings on the device ...............................................................................1-7
2 Markings on the device ..............................................................................2-1
2.1 Valve nameplate .........................................................................................2-1
3 Design and principle of operation ...............................................................3-1
3.1 Versions .....................................................................................................3-3
3.2 Additionalttings ........................................................................................3-3
3.3 Accessories ................................................................................................3-3
3.4 Technical data ............................................................................................3-4
4 Shipment and on-site transport ...................................................................4-1
4.1 Accepting the delivered goods .....................................................................4-1
4.2 Removing the packaging from the valve ........................................................4-1
4.3 Transporting and lifting the valve ..................................................................4-1
4.3.1 Transporting the valve .................................................................................4-2
4.3.2 Lifting the valve ...........................................................................................4-3
4.4 Storing the valve .........................................................................................4-4
5 Installation .................................................................................................5-1
5.1 Installation conditions ..................................................................................5-1
5.2 Preparation for installation ...........................................................................5-2
5.3 Mounting the device ....................................................................................5-3
5.3.1 Mounting the actuator onto the valve ............................................................5-4
5.3.2 Installing the valve into the pipeline ..............................................................5-4
5.4 Testing the installed valve .............................................................................5-5
5.4.1 Leakage .....................................................................................................5-6
5.4.2 Fail-safe action ...........................................................................................5-6
5.4.3 Pressure test ................................................................................................5-6
6 Start-up .....................................................................................................6-1
6.1 Start-up/putting the valve back into operation ...............................................6-1
6.2 Function testing ...........................................................................................6-2
7 Operation ..................................................................................................7-1
7.1 Normal operation .......................................................................................7-1
7.2 Manual operation .......................................................................................7-1