Contents
EB 8015 EN
6 Start-up .....................................................................................................6-1
7 Operation ..................................................................................................7-1
7.1 Normal operation .......................................................................................7-2
7.2 Manual operation .......................................................................................7-2
8 Malfunctions ..............................................................................................8-1
8.1 Troubleshooting ..........................................................................................8-1
8.2 Emergency action .......................................................................................8-2
9 Servicing....................................................................................................9-1
9.1 Periodic testing ...........................................................................................9-3
9.2 Preparing the valve for service work .............................................................9-6
9.3 Mounting the valve after service work ...........................................................9-6
9.4 Service work...............................................................................................9-6
9.4.1 Replacing the gasket ...................................................................................9-7
9.4.2 Replacing the packing .................................................................................9-8
9.4.3 Replacing the seat and plug .......................................................................9-10
9.5 Ordering spare parts and operating supplies ..............................................9-12
10 Decommissioning .....................................................................................10-1
11 Removal ..................................................................................................11-1
11.1 Removing the valve from the pipeline ..........................................................11-2
11.2 Removing the actuator from the valve .........................................................11-2
12 Repairs ....................................................................................................12-1
12.1 Returning devices to SAMSON ..................................................................12-1
13 Disposal ...................................................................................................13-1
14 Certicates ...............................................................................................14-1
15 Annex......................................................................................................15-1
15.1 Tightening torques, lubricants and tools ......................................................15-1
15.2 Spare parts ..............................................................................................15-1
15.3 After-sales service .....................................................................................15-4
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