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A.R.I. K-060, Установка, эксплуатация и обслуживание, Страница: 11 / 12

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11

 

IOM

 

 

 

5.

 

TROUBLESHOOTING 

 

Symptom 

Possible Causes 

Remedy 

Leakage from the Large Orifice

 

Dirt particles stuck on the Orifice Seal, Orifice 
Seat, or on the Float 

Shut the isolating valve, wait a minute, 
and open it again, very fast.  
If leaking continues, follow steps for: 
4.2   Maintenance - Air & Vacuum Valve 
Component 

 
 

 

 

Содержание K-060

Страница 1: ...n of the A R I K 060 Air Vacuum valve installation operation and maintenance processes The K 060 Air Vacuum valve is designed to automatically discharge or admit large volumes of air during the filling or draining of a pipeline or piping system This valve will open to relieve negative pressures whenever water column separation occurs ...

Страница 2: ...laimer and or in any document enclosedheretoinerrororby mistakeorifthis Disclaimerand orinanydocumentenclosedheretoisnotintendedforyou pleasenotifyA R I inwriting immediately A R I assumes that all users understand the risks involved within this Disclaimer and or in any document enclosed hereto A R I accepts assumes noliabilitywhatsoever whethercausedby accessing and orrelyinguponthisDisclaimerand...

Страница 3: ...ons table doesn t include pressure changes caused by water hammer and pressure surge effects Use the product only according to its designated pressure rate specifications 10 Use the product only for its intended use as designed by A R I Any misuse of the product may lead to undesired damages and may affect your warranty coverage Please consult with A R I prior to any non regular use of this produc...

Страница 4: ...orairvalveswithout apressurereleaseoutlet slowlyunscrewtheflangeboltsuntil allthepressureisreleased fromthe valve 5 Make sure the air valve is empty of all liquid prior to commencing maintenance 6 Removetheproductfromthelineonly afterensuringthat internalpressurehasbeen released 7 Place warning signs around the work area as required by thelocal standards and procedures 8 Inspecttheproduct ssafety ...

Страница 5: ... Isolating Valve at 45 to Air Valve outlet Two Air Valves on an Air Trap with separate Isolating Valves Air Valve outlets face outward and the Isolating Valves at 45 to Air Valve outlets Two Air Valves on a shared Isolating Valve Air Valves outlets face outward and the Isolating Valve at 45 to Air Valve outlets Underground Installations Underground installations require a venting pipe from the man...

Страница 6: ...s up to 12 300mm in diameter D the Air Trap diameter d should be the same as the pipeline diameter For larger pipelines of up to 60 1500mm in diameter D the Air Trap diameter d should be 60 of the pipeline diameter For larger than 60 1500mm pipelines D the Air Trap diameter d should be 35 of the pipeline diameter The Air Trap length H should allow easy access to the air valve from below and should...

Страница 7: ...Place washers on each of the bolts nuts that connect the air valve flange to the isolating valve flange 7 Tighten all the bolts and nuts using the crossover method 8 The closure tightness of the bolts and nuts shall be according to the standard torque for their specific size 9 Use ring wrench keys for the closing and opening of all bolts of the air valve including the flange bolts 2 4 Directions f...

Страница 8: ...mooth discharge of air reduces pressure surges and other destructive phenomena The intake of air in response to negative pressure protects the system from destructive vacuum conditions and prevents damage caused by water column separation Air entry is essential to efficiently drain the system As the system starts to fill the valve functions according to the following stages 1 Air in the pipeline i...

Страница 9: ...ased and then unscrew the Plug completely remove it and drain the air valve 4 2 Maintaining the Air Vacuum valve Refer to the drawing on the next page 1 Shut the isolating valve below the air valve 2 Unscrew the Bolts that connect the valve Cover to the valve Body 3 Remove the Cover assembly from the valve Body 4 Wash and clean the following parts Body including the groove of the O ring Screen Flo...

Страница 10: ...10 IOM AIR VACUUM VALVE ASSEMBLY BOM TABLE AND DRAWING 1 Cover Assembly 2 Float 3 O ring 4 Bolts Nuts 5 Body ...

Страница 11: ...medy Leakage from the Large Orifice Dirt particles stuck on the Orifice Seal Orifice Seat or on the Float Shut the isolating valve wait a minute and open it again very fast If leaking continues follow steps for 4 2 Maintenance Air Vacuum Valve Component ...

Страница 12: ...e nor does this warranty extend to any consequential or incidental damages or expenses of any kind or nature regardless of the nature thereof including without limitation injury to persons or property loss of use of the products loss of goodwill loss of profits or any other contingent liabilities of any kind or character alleged to be the cause of loss or damage to the purchaser This warranty does...

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