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Summary of Contents for A.R.I. Aquestia D-090
- Page 1 RI.D090.IOM.EN.0523 Installation, Operation & Maintenance D-090 Underground Combination Air Valve The following is a step-by-step narrated description of the A.R.I. D-090 underground combination air valve installation, operation and maintenance processes.
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Page 2: Table Of Contents
IOM A.R.I. D-090 Table of contents 1. Safety Instructions ............................4 Safety Instructions - General ........................... 4 Safety Instructions - Handling ..........................4 Safety Instructions - Installation ..........................4 Safety Instructions - Commissioning and Operation .................... 5 Safety Instructions - Maintenance .......................... 5 Safety Instructions - Before returning to regular operation .................. - Page 3 IOM A.R.I. D-090 Disclaimer This document is an Installation, Operation and Maintenance (IOM) manual for Aquestia Ltd. The information enclosed herein contains restricted, privileged, proprietary and confidential information, intended only for usage by authorized Aquestia technicians. If you are not a qualified technician, you must not take any action in reliance upon this document, unless otherwise permitted in writing by Aquestia Aquestia has made every effort to ensure that this document is accurate;...
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Page 4: Safety Instructions
IOM A.R.I. D-090 1. Safety Instructions 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. Installation, operation or maintenance of the product should be done only by qualified workers, technicians and/or contractors using only good engineering practices, complying with and observing all conventional safety instructions in order to minimize risk and/or danger and/or hazard to workers, the public or to property in the vicinity in accordance with all... -
Page 5: Safety Instructions - Commissioning And Operation
IOM A.R.I. D-090 Safety Instructions - Commissioning and Operation Read carefully the operation instructions prior to any attempt to operate the product. Observe the safety stickers on the product and never perform any operation contradicting the instructions given. In order to achieve maximum performance and smooth operation of the product, it is crucial to perform the startup and first operation procedures exactly as described in this manual. -
Page 6: Installation
IOM A.R.I. D-090 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 Underground Installations •... -
Page 7: Installation Instructions
IOM A.R.I. D-090 2.2. 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 8: Operation
IOM A.R.I. D-090 3. Operation The Air & Vacuum component, with the large orifice, discharges air at high flow rates during the filling of the system, and admits air into the system, at high flow rates, during system’s drainage and at water column separation. -
Page 9: Periodic Maintenance
IOM A.R.I. D-090 4. 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 10 IOM A.R.I. D-090 13. Reconnect the D-040 Air Valve to the air valve box. 14. Reassemble the cover by turning the cover clockwise or alternatively screw the cover screw. After correctly performed maintenance, when opening the check valve, an audible escape of the air from the housing should be evident, indicating that the valve was closed tightly.
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Page 11: D-090 - Assembly Bom Table And Drawing
IOM A.R.I. D-090 4.3. A.R.I. D-090 – Assembly BOM Table and Drawing Parts List D-90 Part Material Valve Box Assembly Cover Polypropylene Air Valve Box Insulation Cover Aluminum Coated Foamed PE Base Reinforced Nylon Drainage Connector Polypropylene + Acetal Check Valve Acetal + NBR + Stainless Steel Adaptor Stainless Steel 316... -
Page 12: Troubleshooting
IOM A.R.I. D-090 5. Troubleshooting Symptom Possible Causes Solution • Contamination of deposits and foreign • Carry out a thorough inspection of The Valve is leaking objects can affect the function of the valve. the valve and all its components. •...
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