Flowserve Cast Flex Wedge Gate Valve - Manual (Page 3)

Cast Flex Wedge Gate Valves FCD ADENIM0010-02
3
Table of Contents
1.0
VALVE DESCRIPTION Page
1.1 Recommended Uses .................................................. 6
1.2 Principles of Operation ............................................... 6
1.3 Design Features ...................................................... 8
1.3.1 Bonnet Seals ............................................... 8
1.3.2 Disc Assembly and Seats ............................ 9
1.3.3 Actuation ...................................................... 9
2.0
CARE OF VALVE PRIOR TO INSTALLATION
2.1
Receiving Inspection ................................................ 10
2.2 Handling ................................................................ 10
2.3 Storage ................................................................ 10
3.0
INSTALLATION INSTRUCTIONS
3.1 Rigging ................................................................... 10
3.2 Cleaning ................................................................... 11
3.3 Installing Valve In Line ............................................. 11
4.0
OPERATING THE VALVE
4.1 Hand Actuated ....................................................... 11
4.2 Motor Actuated ....................................................... 12
4.3 Operating Tips ........................................................ 12
5.0
VALVE MAINTENANCE
5.1 Inspection ................................................................. 13
5.2 Lubrication ............................................................... 13
5.3 Cleaning ................................................................... 14
5.4 Packing ................................................................... 14
5.5 Bolting Torque Values .............................................. 15
5.6 Refinishing Sealing Surfaces ................................... 17