Portable helium spray set User manual
Contents
1. OMICRON Technologies has carefully developed this manual However improvement is ongoing and OMICRON Technologies welcomes and appreciates customer feedback Please send any comments on the content organization or format of this user manual by email to contact omicron technologies com DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS Table of Contents 1 Introduction 1 1 Product scope P 4 1 2 Theory of operation P 4 1 3 Conventions and abbreviations P 4 1 4 General description P 5 1 2 1 Protective frame P 6 1 2 2 Vessel pressure regulator and safety devices P 7 1 2 3 Spray gun assembly P 8 1 2 4 Refill assembly P 8 1 5 Product specifications P 9 2 Safety guidelines 2 1 Directives and Standards P 10 2 2 Rules for safe transportation P 10 2 3 Rules for safe gas cylinders handling P 10 2 4 Rules for safe operation P 11 3 Settings for Operation 3 1 Refill the etic vessel P 12 3 2 Setting the pressure regulator outlet P 14 3 3 Setting the spray flow rate P 15 4 Maintenance 4 1 Periodic checks P 16 4 2 Consumable spare parts and accessories P 17 Appendix Refill station selection guide P 19 DU COMPOSANT FLUIDES VIDE TEMPERATURE PLASMAS echnologies 1 Introduction 1 1 Product scope Among the non destructive tests conducted in industry and research helium sniffing or spray leak detection is a common and widespread technique The latter method consists of spraying heliu2. HP gauge situated on the front side A Do not pressurise over 200 Bar 9 Relieve the residual pressure in the refill station by pressing the purge button for a few seconds 10 Disconnect HP quick coupling connector from vessel slide it back in its protective frame 11 Disconnect refill station store it until the next refill 13 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 3 2 Setting the pressure regulator outlet 1 Open the vessel shut off valve 2 Unlock pressure regulator setting by untightening the locking nut Then set the outlet pressure by adjusting the setting knob Unscrew the knob to increase outlet pressure Screw the knob to decrease outlet pressure nominal pressure 1 Bar Pressure outlet is read on the BP gauge situated on the front side 3 Secure this setting by tightening the locking nut 14 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS cik Setting spray flow rate 1 After setting the pressure regulator outlet 3 2 unlock spray flow rate setting by untightening locking nut on adjustable valve 2 For a small flow pressure regulator outlet set at 0 5 Bar tighten screw the adjustable valve shuts off the flow 3 soak the spray nozzle into a recipient filled with deionized water or isopropanol Press the spray gun trigger and open the adjustable valve
3. until you get a bubble flow rate 4 For a bigger flow rate pressure regulator outlet set at 2 Bar press the gun trigger and adjust the flow rate by opening closing the valve 5 Once you get the desired flow rate lock the setting by tightening the locking nut 6 Your eli is now ready for transportation and operation 15 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 4 Maintenance 4 1 Periodic checks The Heli does not require a lot of maintenance we just need to check a To replace vessel every 5 years check for printed date on the vessel label and before in any case of aging signs appearance cracks unraveled or charred surface swelling a To systematically inspect refill station sealing o ring on cylinder side if applicable Replace it if necessary Check for leak at presure regulator seat gt Open vessel shut off valve Unscrew pressure regulator knob Decrease pressure down to O Bar by pressing spray gun trigger On LP pressure gauge check after 30 minutes that the pressure has not increased If pressure has increased contact your local distributor gug 16 DU COMPOSANT AU SYSTEME 4 2 Consumable spare parts and accessories P N DIV SP534A A HELIJET 0 15 H HELIJET DR C HELIJET DR DIN6 HELIJET DR DIN10 HELDET DR NEN HELIJET DR BS3 HELDET DR UNI contact OMICRON Technologies Description Composite vessel assy Spray Kit gun tubi
4. DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS User manual N 521214 01 SB BSB DGB e eee IR gt O nat o a eee eee DU COMPOSANT ALI CVCTEME A l l Y E L i po gy NS o T d L LV LL echnologies FLUIDES VIDE TEMPERATURE PLASMAS Disclaimer and limitation of liability The information contained in this manual is subject to change by OMICRON Technologies without prior notice OMICRON Technologies makes no warranty of any kind whatsoever either expressed or implied with respect to the information contained herein OMICRON Technologies shall not be liable for damages of whatever kind as a result of the reliance on or use of information contained herein User should always refer to the latest manual version available Product usage statement A WARNING Read this entire and all other publications pertaining to the work to be performed before you install operate or maintain this equipment Practice all plant and product safety instructions and precautions Failure to follow instructions can cause personal injury and or property damage If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment maybe impaired OMICRON Technologies provide information on its product and associated hazard s but it assumes no responsibility for after sale operation of the equipment or the safety practices of the owner or user Customer feedback
5. e are Pi marked m The Heli ast fully complies with European safety directives on Transportable Pressure Equipment TPED 2010 35 EU This directive repeals and replaces the Directive 1999 36 CE and allow all transportable pressure equipments being Pi marked m to move freely within European Union Its central objective is to enhance safety during pressure equipment rail or road transportation 2 2 Rules for safe transportation SUFFOCATION HAZARD Prior to any transportation of the spray set in vehicle Carefully close the shut off valve ensure there is no leakage Protect the equipement against chocks Properly ventilate the vehicule Do not unnecessarily leave the equipment in the vehicule 2 3 Rules for safe gas cylinders handling CYLINDER FALL HAZARD Priori to refilling the vessel Ensure the gas cylinder is stable check for its proper stowing strap chain In case the gas cylinder must be handled always wear appropriate PPE safety shoes and gloves 10 DU COMPOSANT CYCTOCAAL Ali SYS lke IM k LAS l Mas Y Y R 1 lt echnologies FLUIDES VIDE TEMPERATURE PLASMAS 2 4 Rules for safe operation Product operation can only be made by trained and qualified personnel all necessary precautions should be taken a Do not use if vessel shows cracks unraveled or charred surface a To be filled with Helium gas only max pressure 200 Bar a Use
6. ibility of the user regardless of any recommendation made as many other types can be found in different countries CGA JIS etc 19
7. ix A RD AU SYSTEME FLUIDES VIDE TEMPERATURE PLAS 1 5 Product specifications Vessel capacity amet paca 0 7 L Vessel max filling pressure ee ceeeesessssseeeeeeeeeees 200 Bar Vessel proof pressure eee eee eee eee 450 Bar Pressure gauges A A 0 240 Bar E alii 0 4 Bar Usage and storage temperature range eee eee eee eee 15 C 45 C Standards VOSSO ousada midi E E E E E dan EN 12245 2002 n marked Shut off valve saiam ari a a EN ISO 10297 n marked LP safety relief valve at pressure regulator outlet 60 psig 4 2 Bar HP burst disc at pressure regulator inlet 5000 psig 340 Bar Protective PAINE a cniiasinsiinissnsssvanranssaaeanssebansensatinwendanmndeadedawereds Coated Aluminium alloy rubber support foot Shoulder SaDo aa aeaa iA Nylon Vessel viral Thermoplastic liner carbon fibers coating Shut off VAN VC ona coil Brass body EPDM o rings Pressure regulator eee Anodized aluminium body brass fittings neoprene diaphragm and seat A PP Stainless steel case polycarbonate window brass fittings Spray gun assembly eee Coated Zamac spray gun stainless steel nozzle polyurethane tubing Dimensions Height 400 mm Diameter 150 mm Weight 2 kg DU COMPOSANT FLUIDES VIDE TEMPERATURE PLASMAS echnologies 2 Safety guidelines 2 1 Standards and Directives The vessel and shut off valv
8. m in a small area of the surface of a part connected to a leak detector When a leak is present thin molecules of this tracer gas are detected and a leak rate can be measured The Helije fully portable helium spray set is addressed to users of the second method Helium is usually stored in bulky and heavy cylinders which makes difficult their transportation on testing sites In addition multiplying the number of cylinders has a financial impact due to their leasing costs The Heli is an economical answer to helium transportation and handling for leak testing operations 1 2 Theory of operation The elije is designed around a vessel that can be refilled on a standard helium cylinder thanks to a refill assembly Once filled the vessel is to be inserted in its protective frame and carried by the shoulder strap and placed closest to the testing site The ergonomic spray gun coming with a thin and long nozzle gives an helium jet with a reduced dispersion cone thus facilitating small leaks location A combination of a multi turns adjustable valve and a double stage pressure regulator allows the Helio to offer a large dynamic of flow range from the smallest ones for fine leak search to bigger flows cor a global testing 1 3 Conventions and Abbreviations Pressures are expressed in relative Bars Bar We will differentiate High Pressure HP refill pressure upstream from the pressure regulator Low Pressure LP spray gun su
9. ng 150mm nozzle Refill station AFNOR C fitting Refill station DIN 6 fitting Refill station DIN 10 fitting Refill station NEN 3268 RU3 fitting Refill station BS 341 3 fitting Refill station UNI 4412 1 fitting FLUIDES VIDE TEMPERATURE PLASMAS Refill station dedicated cylinder fitting sealing o ring 17 Appendix 18 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS Refill station selection guide Fitting specifications Right handed External thread 1 14 France Isometric profile AFNOR NFE 29 650 Spain HELIJET DR C External Y 21 7 mm Portugal Right handed Germany External thread 1 14 Luxembourg W profile DIN 477 Part 1 Switzerland HELIJET DR DIN6 External 21 8 mm Austria Baltic States Right handed Ena a TE DIN 477 Part 1 Finland HELIJET DR DIN10 W profile External Y 24 32 mm Fitting type Standard Countries Refill assy ref Right handed ENS Hno thread 1 14 UNI HELIJET DR UNI W profile External 24 5 mm Right handed Internal thread 1 14 UK BSP profile BS 341 ireland HELIJET DR BS3 External 22 91 mm Right handed NEN 3268 RU3 External thread 1 14 NEN 3268 NOUIRE ARGS HELIJET DR NEN W profile Belgium External 24 32 mm x W Whitworth This reference guide is aimed to help customer determine an appropriate Helijet refill station depending on his gas cylinder fitting Product selection is the sole respons
10. pply pressure downstream from the pressure regulator We will name vesse the helium reserve supply of the Hen and cylinder the helium source container IDU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 1 4 General description Protective frame Vessel assembly Spray gun assembly Helijet DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 1 4 1 Protective frame Carrying handle Adjustable shoulder strap Rubber support feet Spray gun storage compartment Safety instructions and refill procedure Product information label model and serial number DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 1 4 2 Vessel pressure regulator and safety devices LP gauge HP gauge Composite vessel Pressure regulator set screw Locking nut Safety relief valve LP quick coupling connector outlet HP quick coupling connector inlet Shut off valve Ergonomic gun Stainless steel bent nozzle Flexible coiled tubing Adjustable VAVE amasser agnt cnica y Locking nut er LP quick coupling to be connected to pressure regulator Protective stiffener o momscmnomaasirarariananacas 1 4 4 Refill assembly S AAS Purge button pra HP quick coupling to be connected to the vessel Manual tightening wheel sssinsiani Purge vent SR RP SR nco Gas cylinder fitting sealing varies with fitting e type see Append
11. the provided refill station only check for proper gas cylinder fitting a Do not fully empty min residual pressure 3 Bar a Do not subject to vacuum a Do not use detergent or solvent to clean up vessel surface a Do not use or store near heat open flame or hot surfaces Do not disassemble or modify this equipment contact OMICRON Technologies in case of dysfunction a Never attempt to disassemble connectors under pressure a Never attempt to disassemble or partially connect the refill station to a gas cylinder a When in use vessel should rest in its protective frame a Vessel should be replaced every 5 years 11 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 3 Settings for operation 3 1 Refill Hen vessel 1 With Heli shut off valve closed gently slide the vessel out from its protective frame do not force or bend the pressure regulator assembly 2 Disconnect spray gun tubing quick coupling connector on pressure regulator outlet 3 Connect refill station HELIJET DR xxx to a standard helium cylinder refer to 82 3 Rules for safe gas cylinder handling 4 Connect the vessel to the refill station by mean of the HP quick coupling connector 12 DU COMPOSANT AU SYSTEME FLUIDES VIDE TEMPERATURE PLASMAS 5 Gently open the helium cylinder shut off valve 6 Gently open the vessel shut off valve 7 Check for pressure rise on
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