INSTALLATION, OPERATION and MAINTENANCE Figures 220-D and 220-U Lever & Weight Swing Check INTRODUCTION This manual will provide the information to properly Consult the drawings of record to verify the install, operate and maintain the valve to ensure a configuration supplied and installed. long service life.
VALVE CONSTRUCTION • Leakage past cover or flange gaskets The standard Series 220 Swing Check Valve has a Tighten cover or flange bolts cast iron body, bronze or stainless steel (indicated by • Disc oscillating when open Figure Number suffixed with “S”) body seat, stainless Move counterweight(s) toward shaft steel hinge shaft and cast iron disc with a rubber disc •...
ASSEMBLY WARRANTY: valve reassembled reversing The VAG USA, LLC Warranty can be found at: disassembly sequence with consideration of the https://www.vag-group.com/us-en/terms-and following: conditions-for-vag-usa-llc 1a. Clean and polish all machined bearing and Part No. Part Name Std.