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INSTALLATION, OPERATION AND

MAINTENANCE MANUAL

3” and 4” Figure 983-D

Combination Air Valve with Surge Check

(Anti-Slam Device)

SECTION 1

– Figure 983-D Combination Air Valves with Surge Check

Instructions

SECTION 2

– Figure 930 Air & Vacuum Valve Instructions

SECTION 3

– Figure 905 Air Release Valve Instructions

SECTION 4

– Figure F284-D Surge Check Instructions

234 Clay Avenue • Mars, PA 16046 USA

Telephone (724) 776-

1020 • Fax (724) 776-1254

E-mail:

[email protected]

Manual Number IOM 983.01 3&4inch 082622

Содержание GA INDUSTRIES 983-D

Страница 1: ...Combination Air Valves with Surge Check Instructions SECTION 2 Figure 930 Air Vacuum Valve Instructions SECTION 3 Figure 905 Air Release Valve Instructions SECTION 4 Figure F284 D Surge Check Instructions 234 Clay Avenue Mars PA 16046 USA Telephone 724 776 1020 Fax 724 776 1254 E mail info ga vag group com Manual Number IOM 983 01 3 4inch 082622 ...

Страница 2: ...Section 1 ...

Страница 3: ...Description of Operation 1 Receiving Storage 1 Installation 1 Start Up 2 Preventative Maintenance 2 Testing 2 Trouble Shooting 2 Repair Instructions 2 Replacement Parts 2 Warranty 2 Assembly Drawing Component Location 2 234 Clay Avenue Mars PA 16046 USA Telephone 724 776 1020 Fax 724 776 1254 E mail info ga vag group com Manual Number IOM 983 01 3 4 082622 ...

Страница 4: ...d all valves to the ground without dropping Valves should remain in a clean dry and weather protected area until installed After completion of shop testing the valve is drained of the test water but a small residual amount could remain so the valve should be protected from freezing during storage INSTALLATION Figure Number 983 D has an ANSI Class 125 flanged pipeline connection The standard valve ...

Страница 5: ...slowly open the isolating valve 6 The Figure 930 float should rise and seal tightly while the Figure 905 may continue to release air for a while then close tightly TROUBLESHOOTING SYMPTOM or PROBLEM SOLUTION Leakage from outlet of Air Vacuum valve when closed Debris lodged between float and seat Remove debris inspect for damage Worn or damaged seat ring Inspect replace See Figure 930 Repair Instru...

Страница 6: ...Section 2 ...

Страница 7: ...ANUAL Figures 930 T 930 DT 930 UT 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 931 1 IOM 082622 ...

Страница 8: ...all valves to the ground without dropping Do not pick up the valve by the cowl The valves should remain in a clean dry and weather protected area until installed For long term storage greater than 6 months the rubber surfaces of the seat should be coated with a non toxic lubricant such as SuperLube made by Synco Chemical Do not expose the rubber parts to sunlight or ozone INSTALLATION Sizes to 3 F...

Страница 9: ...nd to verify there is no fluid leakage TESTING Valve operation can be easily tested Close the inlet isolation valve and remove or loosen the pipe plug nearest the inlet to drain the water from the valve The float should drop as the water leaves the valve NOTE A ball or gate valve can be installed in place of the pipe plug to facilitate testing Replace or tighten the pipe plug and slowly open the i...

Страница 10: ...lated 5 Float Ball 316 Stainless Steel 6 Pipe Plug Malleable Iron 7 Cover Nuts Steel Zinc Plated 8 Float Guide 3 UHMW Polyethylene 4 Stainless Steel 9 Cushion Buna N Rubber 10 Bearing Acetal Polymer 11 Pipe Nipple Brass 12 Flange Cast Iron Figure 1 Standard NPT Inlet Parts 11 12 Only on Optional Flanged Inlet REPLACEMENT PARTS Genuine replacement parts are available from your local VAG GA Industri...

Страница 11: ...Section 3 ...

Страница 12: ...TION OPERATION AND MAINTENANCE MANUAL Figure 905 1 Air Release Valves Drawing EAV 7010 234 Clay Avenue Mars PA 16046 USA Telephone 724 776 1020 Fax 724 776 1254 E mail info ga vag group com 905 IOM 022620 Rev B ...

Страница 13: ...r level rises lifting the float and re closing the valve This sequence occurs as often as necessary to release air that has collected in the valve RECEIVING AND STORAGE Inspect the valve upon receipt for damage during shipment Carefully unload all valves to the ground without dropping The valves should remain in a clean dry and weather protected area until installed For long term storage greater t...

Страница 14: ...e is not preventing the float from freely falling when fluid is drained from valve Verify linkage mechanism operates freely without binding or sticking Verify pressure at valve inlet does not exceed maximum working pressure DISASSEMBLY Although the Figure 905 air release valve may be more easily serviced by removing it from the line all valves can be serviced while the body remains connected to th...

Страница 15: ...ax 724 776 1254 E mail quotes ga vag group com Please have the nameplate data available when ordering parts REPAIR KITS Soft Goods Kit A905 Part Number 2 80 11000 002 includes items 3 and 7 Linkage Kit AL905 Part Number 2 80 11000 078 includes items 5 6 8 and 14 WARRANTY The Warranty for GA Industries valves is included in our Terms and Conditions which can be found here https gaindustries com ter...

Страница 16: ...Section 4 ...

Страница 17: ...TALLATION OPERATION AND MAINTENANCE MANUAL Figure F284 D Anti Slam Surge Check Valves 234 Clay Avenue Mars PA 16046 USA Telephone 724 776 1020 Fax 724 776 1254 E mail info ga vag group com IOM F284D 070822 ...

Страница 18: ...ould remain in a clean dry and weather protected area until installed For long term storage greater than 6 months the rubber surfaces of the seat should be coated with a non toxic lubricant such as SuperLube made by Synco Chemical Do not expose the rubber parts to sunlight or ozone VALVE CONSTRUCTION GA Industries Figure F284 D Anti slam Surge Check Valves have a globe style valve body with integr...

Страница 19: ...ocks or 2 x 4 s under the flange outboard of the bronze seat so that it can drop out of the body Ensure the surface beneath the valve will not damage the internal components when they drop out of the valve Place a metal rod on top of the stem inside the bushing Hit the top of the rod with a hammer or mallet and the internal components should drop out of the valve body Inspect the seating surfaces ...

Страница 20: ...meplate data available when ordering parts WARRANTY The Warranty for GA Industries valves is included in our Terms and Conditions which can be found here https gaindustries com terms Anti Slam Surge Check Valve Item Description Standard Material 1 Body Ductile Iron 2 Seat Lead Free Bronze 3 Poppet Lead Free Bronze 4 Seat O Ring EPDM Rubber 5 Seal EPDM Rubber 6 Bushing Bronze Table 1 Butterfly Valv...

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