Flowserve Trunnball DL Ball Valves IOM - Manual (Page 2)

2
Contents
SAFETY 3
1 General
3
2 Lifting 4
3 Receiving Inspection 4
4 Installation 4
5 Commissioning 4
6 Bill of Materials and Recommended Spare Parts Kits 5
7 Ordering of Spare Parts 6
8 Maintenance 6
8.1 Removing the valve from the pipework 6
8.2 Disassembling the valve for inspection and replacement of
ball, seats and stem packing 6
8.3 Valves with PTFE seat rings 7
8.4 Valves with hard chrome plated ball and seat rings in Alloy 6 8
8.5 Valves with ball and seats in Alloy 6 8
8.6 Changing the stem packing 8
9 Fitting an Actuator to the Valve 9
NAF Trunnball DL Ball Valves NFENIM4168-00-A4 01/15