GA FIGURE 942 Installation, Operation And Maintenance Manual
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GA FIGURE 942 Installation, Operation And Maintenance Manual

3”, 4” & 6” drawings ecav7131, ecav7118 combination air valves for sewage & wastewater
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INSTALLATION, OPERATION AND
MAINTENANCE MANUAL
FIGURE 942
3", 4" & 6" Drawings ECAV7131, ECAV7118
COMBINATION AIR VALVES
FOR SEWAGE & WASTEWATER

TABLE OF CONTENTS

Introduction .................................. 2
................. 2
Receiving & Storage ....................... 2
Installation ..................................... 2
Valve Construction ......................... 3
Preventive Maintenance .................. 3
Trouble Shooting ........................... 3
Disassembly.................................. 3, 4
Reassembly ................................... 4
............... 5
Order Replacement Parts ................. 5
Warranty ....................................... 5
Figure 942 Drawing/Parts List ............ 6
234 Clay Avenue • Mars, PA 16046 USA
Telephone (724) 776-1020 • Fax (724) 776-1254
E-mail:
info-ga@vag-group.com
Manual Number 942.2-IOM-111320

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  • Page 1: Table Of Contents

    Reassembly ..…………………………. 4 …………… 5 Backflushing Instructions Order Replacement Parts …………….. 5 Warranty .……………………………….. 5 Figure 942 Drawing/Parts List …….….. 6 234 Clay Avenue • Mars, PA 16046 USA Telephone (724) 776-1020 • Fax (724) 776-1254 E-mail: info-ga@vag-group.com Manual Number 942.2-IOM-111320...

  • Page 2: Introduction

    DESCRIPTION OF OPERATION INSTALLATION The Figure 942 Combination Air Valve is Sizes 3” and 4” Figure 942 can be supplied with designed to vent air through its large orifice as an NPT or Class 125 pipeline connection; the 6” the system is being filled with liquid and close has Class 125 flanged pipeline connection.

  • Page 3: Valve Construction

    VALVE CONSTRUCTION TROUBLESHOOTING • The standard Figure 942 Sewage Combination Valve Does Not Close / Fluid Leakage Air Valve has a cast iron body, 316 stainless Verify there is at least 10 PSI at the valve...

  • Page 4: Reassembly

    Disassemble the valve only as far as needed to Sizes 3” and 4”: replace damaged or worn parts. Thread orifice button (17) all the way into lever arm (13) and install hex nut (18) and First ensure there is no pressure within the lock washer (19) but do not tighten.

  • Page 5: Backflushing Instructions

    Follow all local cross-connection and safety from the factory: codes and regulations! VAG USA, LLC To determine if a GA Industries sewage air valve 234 Clay Avenue needs cleaning or backflushing: Mars, PA 16046 USA • Close the inlet isolating valve then slowly Telephone: 724-776-1020 open the ½”...
  • Page 6 3” and 4” FIGURE 942 PARTS LIST Body Cover Cage Seat Plug Cover O-ring Renewable Seat Cage O-ring Cover Bolt Upper Plug Extension Lower Plug Extension Bushing Lever Arm Float Rod Universal Coupling Spring Pin Orifice Button Lock Washer Hex Nut...

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