CAIRE HELiOS Plus Technical & Service Manual Download

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HELiOS® Portables

Technic

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Summary of Contents for HELiOS Plus

Page 1: ...HELiOS Portables Technical Service Manual...

Page 2: ...82 2473 www cairemedical com NOTE CAIRE Reservoir and Portable units are intended only for the delivery of medical grade oxygen as prescribed by a physician NOTE SI pressure values expressed in manual...

Page 3: ...erating Instructions SRV Secondary Relief Valve N2 Nitrogen Gas O2 Oxygen Gas TF Top Fill SF Side Fill DF Dual Fill PTFE Polytetrafluoroethylene Teflon DISS Diameter Index Safety System Definition of...

Page 4: ...devices Authorized representative in the European Community This device complies with the requirements of Directive 93 42 EEC concerning medical de vices It bears the CE marking as shown This device...

Page 5: ...y 3 5 IV Equipment Description 6 V Theory of Operation 7 10 VI Specifications 11 VII Saturation Principles 12 14 VIII Unpacking and Setup 15 IX Operation 16 18 X Maintenance 19 22 XI Troubleshooting R...

Page 6: ...when working with or around gaseous and or liquid oxygen WARNING Excess accumulation of oxygen creates an oxygen enriched atmosphere defined by the Compressed Gas Association as an oxygen concentrati...

Page 7: ...roll equipment over the affected area Any clothing or porous material that is splashed with liquid oxygen or otherwise absorbs high concentrations of oxygen should be removed and aired for at least on...

Page 8: ...el keeps outside heat from causing the cold liquid inside to evaporate 2 Plumbing System The plumbing system consists of the breathing warming and vaporizing coils vent valve R E valve SRV and QDV The...

Page 9: ...H850 Companion C21 C31 C41 Liberator TF DF 10 20 30 37 45 60 Low Loss TF DF 31 42 HELiOS Universal U36 U46 HELiOS Standard H36 H46 The H300 H850 is filled by coupling its female quick discon nect valv...

Page 10: ...er than off and the pressure in the inner vessel is between the economizer valve pressure and the PRV pressure the economizer valve is open When the economizer valve is open gaseous oxygen is forced f...

Page 11: ...d from under the slave diaphragm out of the vent causing the slave diaphragm to push downward This releases a stored volume of oxygen in the precharge chambers and delivers it to the patient through t...

Page 12: ...he green bar is proportional to the weight of liquid oxygen inside the H300 or H850 Figure 11 Contents Indicator Serial Number Identification 1 Units manufactured prior to October 2010 are identified...

Page 13: ...75 psi Primary Relief Valve Opening Pres sure 1 90 bar 27 5 psi 1 79 2 07 bar 26 30 psi Primary Relief Valve Reseat Pressure 1 59 bar 23 psi 1 72 bar 25psi Secondary Relief Valve Opening Pressure 5 24...

Page 14: ...ion or boiling is stored under pressure The elevated pressure typically 1 52 bar 22 psig enables oxygen to flow to the patient at a selected prescribed rate To sustain this oxygen flow to the patient...

Page 15: ...tually impossible to keep all of the heat in the atmosphere from entering the liquid oxygen constant boiling and vaporization occurs Now when liquid oxygen is placed in a closed container the vaporizi...

Page 16: ...ow on demand settings Venting from relief valves Relief valves frozen open If the saturation pressure of the liquid in the portable is lower than 1 2 bar 18 psi the following symptoms may occur Decrea...

Page 17: ...damage from improper han dling Note any dents cracks or missing parts 3 Ensure the vent valve is in the closed position Be sure its lever opens and closes smoothly 4 If possible connect the H300 or H8...

Page 18: ...nit is full Operation Filled with Liquid Oxygen 1 Push one of the tubes from the dual lumen cannula onto the top cannula barb on the H300 or H850 Place the other tube onto the lower cannula barb 2 Pro...

Page 19: ...on the H300 or H850 Place the other tube onto the lower cannula barb 6 Properly position the nasal cannula on the patient 7 Turn the flow control knob on the top of the unit to the pre scribed demand...

Page 20: ...g The H300 and H850 plumbing can be cleaned lightly if necessary Follow the below procedure for cleaning the internal components of the unit 1 Remove the cover RP4 2 Apply a mild solution of detergent...

Page 21: ...m is suspected A Procedure Follow the steps in order listed If the unit fails any step refer to Troubleshooting section of this manual 1 Visual Inspection a Remove any LOX prior to maintenance RP3 b I...

Page 22: ...Procedure RP6 Performed orVerified By Date Contents IndicatorWindow Shows No GreenWhen Empty And Completely GreenWhen Full 9 Pressure RetentionTest Repair Procedure RP12 Performed orVerified By Date...

Page 23: ...e 1 Ensure the unit is empty of liquid oxygen contents 2 Visual Inspection a Inspect the case flow knob and vent valve lever for cracks warping or discoloration b Verify that the label on the rear cov...

Page 24: ...By Date 6 Presence of All Required Labels Verified By Date 7 If LOX is present in Unit Inspect for Heavy Frost or Condnesation on the Exterior of the Unit Verified By Date 8 VentValve Functionality En...

Page 25: ...H850 41 RP14A Gas Withdrawl Warming Coil R R H300 42 RP14B Gas Withdrawl Warming Coil R R H850 42 RP15A Vent Valve Assembly R R H300 42 RP15B Vent Valve Assembly R R H850 43 RP16 Vent Valve Disassemb...

Page 26: ...st be open to begin a fill d FCV is open Be sure that the FCV knob is in the off 0 posi tion If the valve is open fill times can increase e Reservoir saturation pressure is too low Swap reservoirs or...

Page 27: ...15 6 Excessive venting from relief valves hissing sound a The portable has been trans ported or laid in an improper operating position Return the portable to an upright or acceptable operating posi ti...

Page 28: ...d Flow control valve inlet filter screen dirty Clean or replace RP21 the filter screen e Economizer valve faulty Test the economizer RP9 and replace RP10 if necessary f Blockage in the liquid withdra...

Page 29: ...if necessary 12 Increased NER a Saturation Pressure is too high Inspect the saturation pressure of the reservoir used for filling Allow at least 30 minutes at no flow for the portable to saturate pro...

Page 30: ...ate properly b Leak in the system Preform a leak check on the plumbing RP2 Repair leaks as nec essary c Economizer valve faulty Test the economizer RP9 and replace RP10 if necessary 15 Unit will not m...

Page 31: ...1 HELiOS Portables Technical Service Manual PN 20562190 Rev E 30 HELiOS Portables Troubleshooting Repair Procedures XI...

Page 32: ...HELiOS Portables Technical Service Manual PN 20562190 Rev E 31 HELiOS Portables Troubleshooting Repair Procedures XI...

Page 33: ...welds CAUTION Some components require a specific amount of torque when assembling Follow torque requirements where specified RP1 General The following procedures have been carefully prepared to allow...

Page 34: ...le leak checking the unit to verify that the pressure in the system remains above 1 52 bar 22 psi NOTE Steps 11 13 are not required for newer units manufactured without the CPC Fitting CAUTION Do not...

Page 35: ...unit is empty 4 Turn the FCV knob to 0 and verify that the H850 is empty by picking up the contents indicator strap 5 Open the vent valve to vent any residual pressure Figure 24 Jet Venturi assembly...

Page 36: ...he cover RP4 2 Pull straight back on the flow control knob from the outside of the front cover to remove it 3 Pull the demand flow control valve back out of its seat in side the front cover 4 Disconne...

Page 37: ...en end of the hitch pin should face the center of the rear cover NOTE This is not required for units manufactured without the CPC Fitting NOTE This is not required for units manufactured without the C...

Page 38: ...bubbles just begin to form on the surface of the silencer disk to indicate that the PRV has opened You can also listen for an audible hissing sound 12 Verify that the PRV opens at 1 90 bar 27 5 psi o...

Page 39: ...Relief Valve Test 1 Remove the covers RP4 2 Set the container assembly on the portable test fixture 3 Place the front cover with tubing still connected next to the container assembly as shown in Figu...

Page 40: ...eliver continuous flow to perform the Economizer Test The following steps use the Jet Venturi assembly to ensure that the H 300 provides continuous flow for the economizer test CAUTION Damage to the d...

Page 41: ...and tighten it until snug 10 Insert the gas withdrawal warming coil smaller diameter coil tube in the R E valve inlet arm fitting and finger tighten the compression nut 11 Insert the liquid withdrawa...

Page 42: ...e test pressure gauge NOTE If you do not get a reading on the pressure gauge reset the demand valve as follows Connect one tube of a dual lumen cannula to the bottom cannula barb and breathe in once o...

Page 43: ...remove the liquid withdrawal coil compression nut from the R E valve fitting 6 Use a 3 8 inch open end wrench to hold the fitting on the stainless steel container tube stationary Use a 1 2 inch open...

Page 44: ...the R E valve inlet arm with the SRV stationary Use a 7 16 inch open end wrench to remove the gas withdrawal warming coil compression nut from the R E valve fitting CAUTION Be careful not to dent the...

Page 45: ...of the valve using a 1 2 inch open end wrench 5 Remove the vent valve mounting screw using a T10 torx driver 6 Lift the container assembly and the vent valve from the front cover 7 Continue to loosen...

Page 46: ...the fill tube 5 Use an adjustable wrench to hold the fill connector mount ing bracket stationary Use a 7 8 inch open end wrench to remove the jam nut from the fill connector assembly 6 Remove the QDV...

Page 47: ...rresponding recess in the large end of the QDV body Make sure that it is squarely seated 5 Thread the lip seal retainer onto the large end of the fill con nector body and tighten to a torque of 35 lb...

Page 48: ...7 H300 or Table 8 H850 13 Disconnect the Jet Venturi assembly from the unit 14 Set the flow control knob to the lowest continuous flow set ting 0 12 for the H300 C1 for the H850 15 Check the continuou...

Page 49: ...Setting Measured Flow Specification LPM Acceptable Range LPM D1 5 Tail Flow 0 65 0 5 0 8 D2 Tail Flow 0 75 0 6 0 9 D2 5 Tail Flow 1 00 0 85 1 15 D3 Tail Flow 1 50 1 3 1 7 D4 Tail Flow 2 00 1 7 2 3 0 N...

Page 50: ...to 4 and lay the unit on its back Increase the oxygen source pressure to the jet venturi assembly until approximately 2L min of flow registers on the test flowmeter Let the unit run at this flow for...

Page 51: ...r through the small hole in the rear side cover above the contents indicator window Slowly turn the demand flow control valve set screw about 1 16 turn counter clockwise Repeat steps 6 and 8 until you...

Page 52: ...y that the NER is within the specifications listed in Table 4 RP23 Oxygen Supply Line Quick Connect R R 1 Remove the case RP4 2 Use a small flat head screwdriver to carefully pry the urethane tube fro...

Page 53: ...r permit the fitting body to rotate during this procedure Always use two wrenches RP26 Flexible Tubing Replacement 1 Use a small flat blade screwdriver to carefully back the brass collar when used off...

Page 54: ...1 HELiOS Portables Technical Service Manual PN 20562190 Rev E 53 HELiOS Portables Parts Price List XII Contact Customer Service or visit www cairemedical com to obtain your parts list...

Page 55: ...n order 888 932 2473 Phone 770 257 1299 Fax 770 257 1300 Asia Australia Pacific Rim Phone 61 297 494333 Fax 888 932 2473 Europe Phone 44 0 1189 367060 Fax 44 118 9799245 4 E Mail or fax the completed...

Page 56: ...provided Restocking Policy If it becomes necessary to cancel an order with CAIRE Inc after the shipment has been received use the following Restock Policy procedure 1 Call CAIRE Inc Customer Service...

Page 57: ...lamp or Hemostat Dental Pick Flat Head Screwdriver Hex Allen Wrenches Various Sizes Jewler s Screwdriver Micro Bar Clamp Needle Nose Pliers Open Ended Wrench 1 2 inch Open Ended Wrench 1 4 inch Open E...

Page 58: ...ry One Nostril B 701931 00 Dual Lumen Cannula 7 ft 2 1 m Delivery One Nostril B 701930 00 Erie Liter Meter 0 8 LPM B 775311 00 Erie Liter Meter 6 15 LPM 10995620 Fluoro Lubricant 2 oz tube CA200071 HE...

Page 59: ...y Wokingham Berks RG41 2PL United Kingdom Ph 44 0 1189 367080 Fax 44 0 1189 799245 Copyright 2019 CAIRE Inc reserves the right to discontinue its products or change the prices materials equipment qual...

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