ARI S-050 Installation Operation & Maintenance
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ARI S-050 Installation Operation & Maintenance

Automatic air release valve
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S-050.IOM.ENG02
Installation, Operation & Maintenance
AUTOMATIC AIR RELEASE VALVE
MODEL S-050
The following is a step by step narrated description of the A.R.I. S-050 Automatic Air Release Valve
installation, operation and maintenance processes.
The S-050 Automatic Air Release Valve releases accumulated air from the system while it is under pressure.
Please consult A.R.I. for the pressure and temperature framework of this model specifications table and for
other products designed for hazardous liquids systems.
Ari by Aquestia air valves on line orders by www.irrigationglobal.com

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  • Page 1 AUTOMATIC AIR RELEASE VALVE MODEL S-050 The following is a step by step narrated description of the A.R.I. S-050 Automatic Air Release Valve installation, operation and maintenance processes. The S-050 Automatic Air Release Valve releases accumulated air from the system while it is under pressure.

  • Page 2: Table Of Contents

    IOM S-050 TABLE OF CONTENTS 1. SAFETY INSTRUCTIONS ............................. 3 2. INSTALLATION ..............................6 3. OPERATION ..............................9 4. TROUBLE SHOOTING ............................9 5. PERIODIC MAINTENANCE ..........................10 5.1. Preparation ............................. 10 5.2. First Stage Maintenance ......................... 10 5.3. Second Stage Maintenance ........................14 6.

  • Page 3: Safety Instructions

    IOM S-050 1. SAFETY INSTRUCTIONS General 1. A.R.I. products always operate as components in a larger system. It is essential for the system designers, installers, operators and maintenance personnel to comply with all the relevant safety standards. 2. Installation, operation or maintenance of the product should be done only by qualified workers, technicians...
  • Page 4 IOM S-050 Installation 1. Install the product according to the detailed Installation Instructions provided with it by A.R.I. and according to the description given in this manual. 2. The user should install a manual Isolation Valve under the product's inlet port.
  • Page 5 IOM S-050 Before returning to regular operation 1. Re-assemble any protection covers or protection mechanisms removed during service or maintenance operations. 2. Make sure that all the tools, ladders, lifting devices, etc. used during the maintenance procedures are taken away from the product area and stored.

  • Page 6: Installation

    IOM S-050 2. INSTALLATION Important: Before performing any work on the air valve make sure that all workers on site are familiar with the safety instructions and the relevant local and general safety instructions and work regulations. 2.1. Installation Recommendations Single Air Valve on an Isolating Valve at 45°...
  • Page 7 IOM S-050 2.2. Conventions and Measurements This paragraph presents and explains the terms and measurements used for the Installation process. Isolation Valve D = Diameter of pipeline d = diameter of riser H = Height of riser on the pipeline (Measured from crown of pipeline) •...
  • Page 8 3. Install an isolating valve below the air valve, connected by a riser to the crown of the pipe. 4. The S-050 automatic air release valve should be installed vertically on a riser on the crown of the pipeline.

  • Page 9: Operation

    IOM S-050 3. OPERATION The S-050 Automatic Air Release Valve releases accumulated air from the system while it is under pressure. The air release component is designed to automatically release small pockets of air to the atmosphere as they accumulate along a pipeline or piping system when it is full and operating under pressure.

  • Page 10: Periodic Maintenance

    IOM S-050 5. PERIODIC MAINTENANCE Please note that the periodic maintenance of the air valve is an integral part of the proper pipeline maintenance regime; it should be maintained at least once a year in accordance with the quality and composition of the fluid in the system.
  • Page 11 IOM S-050 5.2.2 Removal of the Air Valve Body • Slowly turn the Body (1) counterclockwise, and remove it [2]...
  • Page 12 IOM S-050 5.2.3. Cleaning of the Air Valve • Thoroughly wash and clean the air valve components under clean running water to remove all grime; Pay special attention to the internal parts. • Using the roll pin punch [1], push the Inlet Filter out of the Base [2], [3]. Thoroughly wash and clean it, then...
  • Page 13 IOM S-050 • Thoroughly clean the O-ring (replace it if needed [1]. Make sure that the O-ring is correctly seated in its designated groove [2]. 5.2.4. Assembly and Testing for Leaks • Reassemble the air valve in reverse order of paragraphs 5.2.3 and 5.2.2.

  • Page 14: Second Stage Maintenance

    IOM S-050 5.3. Second Stage Maintenance Perform if the first stage doesn't solve the leak, if one of the seals or inner parts need replacement or for periodic maintenance to thoroughly clean the valve. 5.3.1. Releasing Pressure • Shut the isolating valve located on the riser under the air valve •...
  • Page 15 IOM S-050 5.3.3. Cleaning and inspecting the Inlet Filter • Using the roll pin punch [1], push the Inlet Filter out of the Base [2], [3]. • Thoroughly wash and clean it, check for any damage and if needed, replace it.
  • Page 16 IOM S-050 5.3.4. Disassembly of the Float • Hold the Body, turn it to the side [1] and remove the Clamping Stem [2] and the Float [3] (together with the Rolling Seal...
  • Page 17 IOM S-050 Cleaning and inspecting the components 5.3.5. • Thoroughly but gently wash and clean all the components under clean running water. Pay attention to the sealing area inside the Body. • Visually check the condition of the Rolling Seal [1] & [2]. If any cracks or tears are found remove it from the Float and replace it.
  • Page 18 IOM S-050 • Pay attention to the correct position and direction and insert the tail end of the Rolling Seal Assembly into the groove on the Float [5]. • Gently pull the Rolling Seal Assembly until it is partially inserted into the Float grove. Use the 4.5mm Roll Pin Punch to push the Rolling Seal Assembly to the middle of the Float [6] and align the middle of the Rolling Seal Assembly tail with the midline of the Float [7].
  • Page 19 IOM S-050 5.3.6. Reassembling the Operating Valve • Dip the head end of the Rolling Seal into the liquid soap solution [1] • Reassemble the Operating Valve by inserting the loose end of the Rolling Seal into its designated groove in the Body, making sure that the end of the seal and the insertion are in the direction of the arrows [2], [3].
  • Page 20 IOM S-050 5.3.7. Assembly and Testing for Leaks • Reassemble the air valve in reverse order of chapter 5.2. • Slowly open the isolating valve located on the riser under the air valve. • Look for leaks in the Outlet Discharge Elbow.

  • Page 21: Assembly Bom Table And Drawing

    IOM S-050 6. ASSEMBLY BOM TABLE AND DRAWING Body Discharge Outlet Elbow Rolling Seal Assembly Float Clamping Stem O-ring Base...

  • Page 22: Limited Warranty

    THERE ARE NO WARRANTIES, EXPRESSED OR IMPLIED, EXCEPT THIS WARRANTY WHICH IS GIVEN IN LIEU OF ANY OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING ANY IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. online orders and tech support for air valves Ari by aquestia - www.irrigationglobal.com...

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