Samson 33-7, Mounting And Operating Instructions

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Contents
2 EB 2551-2 EN
8 Malfunctions ..............................................................................................8-1
8.1 Troubleshooting ..........................................................................................8-1
8.2
Emergency action .......................................................................................8-2
9 Servicing ....................................................................................................9-1
9.1 Preparing the valve for service work .............................................................9-2
9.2 Installing the regulator after service work ......................................................9-2
9.3 Service work...............................................................................................9-2
9.3.1 Cleaning or replacing the filter in the pilot valve ............................................9-2
9.3.2 Replacing the seat and plug .........................................................................9-4
9.3.3 Replacing the actuator's operating diaphragm ..............................................9-4
9.4 Ordering spare parts and operating supplies ................................................9-4
10 Decommissioning .....................................................................................10-1
11 Removal ..................................................................................................11-1
11.1 Removing the regulator from the pipeline ....................................................11-1
12 Repairs ....................................................................................................12-1
12.1 Returning devices to SAMSON ..................................................................12-1
13 Disposal ................................................................................................... 13-1
14 Certificates ...............................................................................................14-1
15 Annex ......................................................................................................15-1
15.1 Tightening torques .....................................................................................15-1
15.2 Lubricant ..................................................................................................15-1
15.3 Tools ........................................................................................................15-1
15.4 Accessories ..............................................................................................15-1
15.5
Spare parts ..............................................................................................15-2
15.6 After-sales service .....................................................................................15-2