Table Of Contents - Samson 3275A Mounting And Operating Instructions

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 .............................................................1-5
1.4 Warnings on the device ...............................................................................1-6
2 Markings on the device ..............................................................................2-1
2.1 Actuator nameplate .....................................................................................2-1
3 Design and principle of operation ...............................................................3-1
3.1 Fail-safe action ...........................................................................................3-2
3.2 Versions .....................................................................................................3-2
3.3 Accessories ................................................................................................3-3
3.4 Technical data ............................................................................................3-3
4 Shipment and on-site transport ...................................................................4-1
4.1 Accepting the delivered goods .....................................................................4-1
4.2 Removing the packaging from the actuator ...................................................4-1
4.3 Transporting and lifting the actuator .............................................................4-1
4.3.1 Transporting the actuator .............................................................................4-2
4.3.2 Lifting the actuator ......................................................................................4-2
4.4 Storing the actuator .....................................................................................4-4
5 Installation .................................................................................................5-1
5.1 Preparation for installation ...........................................................................5-1
5.2 Mounting the device ....................................................................................5-1
5.2.1 Mounting the actuator onto the valve ............................................................5-2
5.3 Valve accessories ........................................................................................5-2
6 Start-up .....................................................................................................6-1
7 Operation ..................................................................................................7-1
7.1 Supply pressure in closed-loop operation ......................................................7-1
8 Malfunctions ..............................................................................................8-1
8.1 Troubleshooting ..........................................................................................8-1
8.2 Emergency action .......................................................................................8-1
9 Servicing....................................................................................................9-1
9.1 Periodic testing ...........................................................................................9-2
9.2 Preparing the valve for service work .............................................................9-2
9.3 Mounting the actuator after service work ......................................................9-2
9.4 Service work...............................................................................................9-2
9.4.1 Replacing parts subject to wear ....................................................................9-4
EB 8314-1 EN
Contents