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INSTALLATION, OPERATION AND
MAINTENANCE MANUAL
Figures 930-T, 930-DT, 930-UT
½" to 4" Air & Vacuum Valves
for Clean Water
Drawings EAV-7051, EAV-7052, EAV-7053
234 Clay Avenue • Mars, PA 16046 USA
Telephone (724) 776-1020 • Fax (724) 776-1254
E-mail:
info-ga@vag-group.com
Manual Number 930.1-IOM 022420
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Summary of Contents for Vag GA INDUSTRIES 930-T
- Page 1 MAINTENANCE MANUAL Figures 930-T, 930-DT, 930-UT ½” to 4” Air & Vacuum Valves for Clean Water Drawings EAV-7051, EAV-7052, EAV-7053 234 Clay Avenue • Mars, PA 16046 USA Telephone (724) 776-1020 • Fax (724) 776-1254 E-mail: info-ga@vag-group.com Manual Number 930.1-IOM 022420...
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Page 2: Installation
INSTALLATION, OPERATION and MAINTENANCE Figure 930 Air & Vacuum Valves The valves should remain in a clean, dry and INTRODUCTION weather protected area until installed. For long This manual will provide the information to term storage (greater than 6 months) the rubber properly install, operate and maintain the valve surfaces of the seat should be coated with a to ensure a long service life. -
Page 3: Troubleshooting
eliminated. Torque bolts in an alternating TROUBLESHOOTING • pattern in graduated steps. If leakage occurs Valve Does Not Close / Fluid Leakage wait 24 hours and re-torque the bolts but do not Verify debris has not collected on the seat compress the gasket more than 50% or exceed preventing tight closure bolt maximum torque rating. -
Page 4: Parts List
PARTS LIST REPLACEMENT PARTS ½” to 4” Figure 930 Genuine replacement parts are available from your local VAG/GA Industries representative or Item Name Standard Material Body Cast Iron from the factory: Cover Cast Iron Seat Buna-N Rubber VAG USA, LLC...