Samson 3275, Mounting And Operating Instructions, Page: 3 / 32

Contents
EB 8314 EN 3
1 Safety instructions and measures ...................................................................5
1.1 Notes on possible severe personal injury ......................................................... 7
1.2 Notes on possible personal injury ................................................................... 7
1.3 Notes on possible property damage ................................................................ 8
2 Markings on the device .................................................................................9
2.1 Actuator nameplate ........................................................................................ 9
3 Design and principle of operation ................................................................10
3.1 Fail-safe action ............................................................................................ 11
3.2 Versions ......................................................................................................12
3.3 Technical data .............................................................................................12
4 Measures for preparation ............................................................................14
4.1 Unpacking .................................................................................................. 14
4.2 Transporting and lifting ................................................................................ 14
4.2.1 Transporting ................................................................................................ 14
4.2.2 Lifting .......................................................................................................... 15
4.3 Storage ....................................................................................................... 15
4.4 Preparation for installation ............................................................................ 17
5 Mounting and start-up .................................................................................18
5.1 Mounting the actuator onto the valve ............................................................. 18
5.2 Additional fittings .........................................................................................20
6 Operation ...................................................................................................21
7 Servicing.....................................................................................................22
7.1 Replacing parts subject to wear .....................................................................22
7.2 Leak-testing the actuator ...............................................................................27
7.3 Preparation for return shipment .....................................................................27
7.4 Ordering spare parts and operating supplies .................................................27
8 Malfunctions ...............................................................................................28
9
Decommissioning and disassembly ..............................................................30
9.1 Decommissioning ......................................................................................... 30
9.2 Removing the actuator from the valve ............................................................ 30
9.3 Disposal ...................................................................................................... 30