Samson 3251, Mounting And Operating Instructions

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4 EB 8052 EN
Contents
7.2 Replacing the packing .................................................................................. 41
7.2.1 Standard version .......................................................................................... 41
7.2.2 Version with insulating section ....................................................................... 43
7.3 Replacing the seat and plug .......................................................................... 45
7.3.1 Standard version .......................................................................................... 47
7.3.2 Version with insulating section ....................................................................... 48
7.4 Preparation for return shipment ..................................................................... 49
7.5 Ordering spare parts and operating supplies ................................................. 49
8 Malfunctions ...............................................................................................50
8.1 Troubleshooting ........................................................................................... 50
8.2 Emergency action ........................................................................................ 51
9 Decommissioning and disassembly ..............................................................52
9.1 Decommissioning ......................................................................................... 52
9.2 Removing the valve from the pipeline ............................................................. 52
9.3 Removing the actuator from the valve ............................................................ 53
9.4 Disposal ...................................................................................................... 53
10 Annex.........................................................................................................54
10.1 After-sales service ........................................................................................ 54
10.2 Certificates .................................................................................................. 54
10.3 Spare parts ................................................................................................. 56