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INSTALLATION, OPERATION AND
MAINTENANCE MANUAL
Drawing C-1239 Figures 221-D, 221-DS, 221-U and 221-US
Single-Increasing Lever & Weight Swing Check Valves
(3"x 4", 4"x 6", 8"x 10" and 10"x 12")
Drawing C-1164 Figures 222-D, 222-DS, 222-U and 222-US
Double-Increasing Lever & Weight Swing Check Valves
(3"x 6", 4"x 8", 6"x 10", 8"x 12" and 10"x 14")
9025 Marshall Road • Cranberry Township, PA 16066 USA
Telephone (724) 776-1020 • Fax (724) 776-1254
TABLE OF CONTENTS
Introduction .................................. 1
Description of Operation
Receiving & Storage ....................... 1
Installation ..................................... 1
Valve Construction ......................... 2
Start-Up ........................................ 2
Preventive Maintenance .................. 2
Trouble Shooting ........................... 2
Disassembly .................................. 2
Assembly ...................................... 3
Parts List ...................................... 3
Figure 221 Drawing/Parts Location .... 4
Figure 222 Drawing/Parts Location .... 5
Warranty ....................................... 6
E-mail:
info-ga@vag-group.com
Manual Number 221-222-IOM-0818R0
................. 1
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Summary of Contents for Vag 221-D
- Page 1 INSTALLATION, OPERATION AND MAINTENANCE MANUAL Drawing C-1239 Figures 221-D, 221-DS, 221-U and 221-US Single-Increasing Lever & Weight Swing Check Valves (3”x 4”, 4”x 6”, 8”x 10” and 10”x 12”) Drawing C-1164 Figures 222-D, 222-DS, 222-U and 222-US Double-Increasing Lever & Weight Swing Check Valves (3”x 6”, 4”x 8”, 6”x 10”, 8”x 12”...
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Page 2: Description Of Operation
INSTALLATION, OPERATION and MAINTENANCE Figures 221-D, 221-DS, 221-U, 221-US Single-Increasing Figures 222-D, 222-DS, 222-U, 222-US Double-Increasing 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 TROUBLESHOOTING • The standard Figure 221 and 222 Swing Check Valve Shaft packing leakage has a cast iron body, bronze or stainless steel (Figure Tighten packing gland nuts equally just Number suffixed with “S”) body seat, stainless steel enough to stop leakage, no more than ½... -
Page 4: Replacement Parts
Genuine replacement parts are available from your Carefully lift the disc arm assembly out of the local VAG/GA Industries representative or from the body. Remove the disc nut pin (6B), disc nut factory: (6) and disc nut washer (6A).