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INSTALLATION, OPERATION AND
MAINTENANCE MANUAL
Figures 220-D, 220-DS, 220-U and 220-US
Drawing C- 1146, 2½" to 20"
Lever & Weight Swing Check Valves
TABLE OF CONTENTS
Introduction .................................. 1
Description of Operation
................. 1
Receiving & Storage ....................... 1
Installation ..................................... 1
Valve Construction ......................... 1
Start-Up ........................................ 2
Preventive Maintenance .................. 2
Trouble Shooting ........................... 2
Disassembly .................................. 2
Assembly ...................................... 3
Replacement Parts List...................... 3
Assembly Drawing/Parts Location
.... 4
Warranty ....................................... 5
9025 Marshall Road • Cranberry Township, PA 16066 USA
Telephone (724) 776-1020 • Fax (724) 776-1254
E-mail:
info-ga@vag-group.com
Manual Number 220-IOM-0818R0
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Summary of Contents for Vag 220-DS
- Page 1 INSTALLATION, OPERATION AND MAINTENANCE MANUAL Figures 220-D, 220-DS, 220-U and 220-US Drawing C- 1146, 2½” to 20” Lever & Weight Swing Check Valves TABLE OF CONTENTS Introduction ….………………………… 1 Description of Operation ..………… 1 Receiving & Storage ..……………… 1 Installation ..…………………………. 1 Valve Construction ..……………….
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Page 2: Description Of Operation
INSTALLATION, OPERATION and MAINTENANCE Figures 220-D, 220-DS, 220-U, 220-US 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. -
Page 3: Valve Construction
VALVE CONSTRUCTION Inspect seating surfaces for damage, replace The standard Series 220 Swing Check Valve has a as necessary • cast iron body, bronze or stainless steel (indicated by Leakage past cover or flange gaskets Figure Number suffixed with “S”) body seat, stainless Tighten cover or flange bolts •... -
Page 4: Replacement Parts
(5B) and the renewable seat (5A) or Genuine replacement parts are available from your metal seat washer (5D). local VAG/GA Industries representative or from the 10. In the unlikely event it’s necessary to remove factory: the body seat (2), the spring pins holding it...