Flanged
Sanitary Inlet and Outlet
Female NPT Inlet
Sanitary Inlet
Table of Contents
Manual Revision 1 October, 2000
1. INTRODUCTION
Numbering System.........................................3
Standard Bill of Materials................................4
Accessories.................................................... 5
2. DISASSEMBLY OF VALVES
Dismantling.....................................................5
Lifting Lever Assemblies..................................6
3. REFACING & LAPPING
Body Refacing.................................................7
Disc Relapping................................................7
Lapping Compounds & Procedures................7
4. ASSEMBLY..............................................................8
5. SETTING & TESTING
Testing Procedure...........................................8
Set Pressure Test............................................8
Seat Leakage Test.......................................... 9
Backpressure Test.......................................... 9
Final Notes....................................................10
Appendix A
Critical Seat & Disc Dimensions....................11
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