A.R.I. D-070-P Installation Operation & Maintenance Download Page 14 | Manualshive

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A.R.I. D-070-P Installation Operation & Maintenance Download Page 14

14

IOM D-070-P

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Dip the head end of the Rolling Seal into the liquid soap solution [1]

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Reassemble the Pilot by inserting the loose end of the Rolling Seal into its designated groove in the Pilot Body [2]; making sure

that the insertion direction of the seal’s end is as shown by the arrows.

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Summary of Contents for D-070-P

Page 1: ...ion operation and maintenance processes The D 070 P Combination Dynamic Air Valve is a unique valve operating without a float and utilizing the rolling diaphragm principle The D 070 P air valve is designed for water systems that operate within the pressure and temperature framework of the model s specifications table Please consult A R I for products designed for other wastewater or hazardous liqu...

Page 2: ...n writing 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 no liability whatsoever whether caused by accessing and or relying upon this Disclaimer and or in any document enclosed hereto including without limitation any links procedures or materials A R I shall NOT assume any liability for any ...

Page 3: ...t the product s outlet port is not directed toward electrical elements pumps or people o The pressurized fluid and or gas that can be discharged from the product may create high noise levels Take this into consideration when installing the product in areas sensitive to noise 8 Always open and close valves slowly and gradually 9 Please note that the maximum working pressure indicated at the product...

Page 4: ...m the system and before releasing the residual pressure do NOT o loosen or unscrew the product bolts o remove any protection cover o open any service port 4 Before any maintenance or non regular operation shut off the Isolation valve and release the residual pressure A For air valves with pressure release outlet slowly open the pressure release plug or the ball valve and make sure that all pressur...

Page 5: ...ations 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 3 Remove grease and fat material residues in order to avoid slipping 4 In order to return the product to regular operation follow the First Start up Operation instructions as detailed in your user manual ...

Page 6: ...on an 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 th...

Page 7: ...elines 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 s...

Page 8: ...solating valve flange 7 Tighten all the bolts and nuts using the crossover method a The closure tightness of the bolts and nuts shall be according to the standard torque for their specific size b Use ring wrench keys for the closing and opening of all bolts of the air valve including the flange bolts 2 4 Directions for Discharge Outlet D 070 P Air Valve 1 It is recommended to leave the discharge o...

Page 9: ... to its sealed position Pressure develops inside the pilot bringing about a controlled lowering of the rolling diaphragm sealing assembly which in turn seals the large orifice 3 TROUBLESHOOTING PROBLEM REASON SOLUTION Leakage from the Discharge Outlet A Debris or scale buildup on the Rolling Seal Number 5 on the BOM table B Torn Rolling Seal Follow instructions in the Maintenance of the Pilot sect...

Page 10: ... air valve make sure that all workers on site are familiar with the Safety Instructions section of this document and with all the relevant local and general safety instructions standards and work regulations 5 1 Preparation 5 1 1 Required tools and materials 4 5mm roll pinpunch Small bowl with kitchen type liquid soap 5 1 2 Releasing Pressure Shut the isolating valve located on the riser under the...

Page 11: ...f 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 Thoroughly clean the O ring replace it if needed 1 Make sure that the O ring is correctly seated in its designated groove 2 1 2 2 1 ...

Page 12: ... the Pilot Body turn it to the side Remove the Clamping Stem 1 and the Float 2 together with the Rolling Seal 3 Thoroughly but gently wash and clean all the components under clean running water Pay attention to the sealing area inside the Body 1 2 3 ...

Page 13: ...he wider side of the groove Take a new Rolling Seal Assembly and dip the tail end into the liquid soap solution 3 Pay attention to the correct position and direction and insert the tail end of the Rolling Seal Assembly into the groove on the Float 4 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 Assemb...

Page 14: ...g Seal into the liquid soap solution 1 Reassemble the Pilot by inserting the loose end of the Rolling Seal into its designated groove in the Pilot Body 2 making sure that the insertion direction of the seal s end is as shown by the arrows 5 6 1 2 ...

Page 15: ... the arrow 2 Push the Float and the Clamping Stem together downwards into the Pilot Body until they are locked 3 Make sure that the O ring of the dynamic valve Body is clean and intact 1 replace it if needed Re screw the Pilot Assembly back to its place in the dynamic valve s Cover 2 Align the Outlet Elbow of the Pilot with the discharge outlet of the dynamic valve Body 3 3 2 1 1 2 ...

Page 16: ...16 IOM D 070 P 5 4 MaintainingtheDynamicValveBody Unscrew and remove the Pilot Body 1 2 Unscrew and remove the Locking Ring 1 2 3 1 2 2 1 ...

Page 17: ...ently wash and clean all the components under clean running water remove coarse grime and accumulated scale Pay attention to the sealing area inside the Body 3 Separate the Adaptor from the Rolling Diaphragm Sealing 1 2 3 Make sure that the passage opening of the Adaptor is clean 4 1 2 3 2 1 3 4 ...

Page 18: ...hragm Sealing Assembly if any damage is detected Do not open screws of the assembly under any circumstances 5 5 Assembly and Testing for Leaks Reassemble the Dynamic Valve in reverse order of its maintenance section Reconnect the Pilot to the air valve Slowly open the isolating valve located on the riser under the air valve Look for leaks in the Outlet Discharge Elbow Check the air valve for prope...

Page 19: ...TABLE AND DRAWING No Part name QTY 1 Discharge Elbow 1 2 Pilot Body 1 3 O ring 1 4 Clamping Stem 1 5 Rolling Seal 1 6 Pilot Float Assy 1 7 Locking Ring 1 8 Adaptor 1 9 Rolling Diaphragm Sealing Assy 1 10 Supporting Ring 1 11 Body 1 ...

Page 20: ...sible 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 ...

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