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D-040C.IOM.EN.0124
Installation, Operation & Maintenance
D-040C
COMBINATION AIR VALVE
The following is a step-by-step narrated description of the A.R.I. 1" & 2" D-040C Combination Air Valves
installation, operation and maintenance processes.
The D-040 series Combination Air Valve has the features of both an air release valve and an air & vacuum
valve. 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. 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.
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Related Manuals for Aquestia A.R.I. D-040C
Summary of Contents for Aquestia A.R.I. D-040C
- Page 1 D-040C.IOM.EN.0124 Installation, Operation & Maintenance D-040C COMBINATION AIR VALVE The following is a step-by-step narrated description of the A.R.I. 1” & 2” D-040C Combination Air Valves installation, operation and maintenance processes. The D-040 series Combination Air Valve has the features of both an air release valve and an air & vacuum valve.
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Page 2: Table Of Contents
None of the procedures provided in this Disclaimer and/or in any document enclosed hereto may be used in any form or by any means without the prior written consent from Aquestia If you received this Disclaimer and/or in any document enclosed hereto in error or by mistake or if this Disclaimer and/or in any document enclosed hereto is not intended for you, please notify Aquestia in writing immediately. -
Page 3: Safety Instructions
IOM D-040C 1. SAFETY INSTRUCTIONS General Aquestia 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 and/or... -
Page 4: Installation
IOM D-040C Installation Aquestia 1. Install the product according to the detailed Installation Instructions provided with it by 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 D-040C 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.
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Page 6: Installation Recommendations
IOM D-040C 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 D-040C 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) •...
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Page 8: Installation Instructions
IOM D-040C 2.3. Installation Instructions 1. Flush the system before installing the air valve to avoid any debris or sharp objects getting into the air valve. 2. Carefully remove the air valve from the shipping package. Unload all air valves carefully to a sturdy level surface taking care not to drop them. -
Page 9: Operation
IOM D-040C 3. OPERATION The D-040 series Combination Air Valve has the features of both an air release valve and an air & vacuum valve. 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
10 IOM D-040C 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: D-040C 1" - Assembly Bom Table And Drawing
11 IOM D-040C 6. D-040 C 1” - ASSEMBLY BOM TABLE AND DRAWING Shell Discharge Outlet O-Ring 2-152 Body Rolling Seal Clamping Stem Float O-ring 2-235 Base... -
Page 12: D-040C 2" - Assembly Bom Table And Drawing
12 IOM D-040C 7. D-040C 2” - ASSEMBLY BOM TABLE AND DRAWING Shell Discharge Outlet Body Seal Assembly Clamping Stem Float O-ring 2-235 Base...
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