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Companion Reservoirs

1. 37 RP21 Operating Pressure Test 37 RP22 Economizer Test 37 RP23 NER Test 38 RP24 FCV RR 38 Introduction 1 These procedures are designed to be performed only by qualified personnel with proper equipment 2 Any failure during routine maintenance checks will refer you to this section See troubleshooting chart for appropriate procedure Companion Reservoir Technical Service Manual PN 20559263 Rev B E SIIOA13SSOY UoOIuedWOT WE Troubleshooting amp Repair Procedures excessively long fill times 2 Liquid leaks from the coupled QDVs during the fill 3 Unable to disconnect the transfer line or portable unit from the reservoir after a fill 4 Liquid leaks from the QDV poppet after filling 5 Excessive venting from relief valves hissing sound QDV b Low source pressure c Vent valve not open or is blocked d Source tank is either under or oversaturated e Fill connector not opening properly f Vent valve is obstructed g Leak in the system a Worn or damaged lip seal a Pop off assembly not being utilized b QDVs are frozen together a Ice crystal preventing the Q
2. 39 XIII Ordering Information 40 XIV Return amp Restocking Policy 41 XV Service Tools Equipment Supplies 42 Companion Reservoir Technical Service Manual PN 20559263 Rev B 48 SIIOAI3SSOY UoOIuedWOT Safety Guidelines and Operational Safety Oxygen as it exists at standard atmospheric pressure and tem perature is a colorless odorless and tasteless gas Oxygen con stitutes 21 of the atmosphere by volume Aside from its well documented ability to sustain life oxygen also supports combus tion even though it is nonflammable Many substances which will burn in air burn at a faster rate and at a higher temperature in an oxygen enriched atmosphere Other materials that do not burn in air will burn as oxygen concentration increases Additionally many greases and liquid solvents become extremely hazardous materials when placed in an oxygen enriched environment In its liquid form oxygen is still odorless and tasteless but is pale blue in color At an operating pressure of 1 4 bar 20 psig the tem perature of liquid oxygen is about 173 C 280 F Skin exposed to such a low temperature can become severely frostbitten Contraindications While CAIRE Inc equipment is designed and built to the most rigid standards no piece of mechanical equipment can ever be made 100 foolproof Strict compliance with proper safety prac tices is necessary when u
3. D Sporicidin Disinfectant Solution Disinfecting Household Bleach 1 10 dilution with water o freshly made within 24 hours P NOTE After performing the cleaning disinfecting process it is suggested to perform the following inspections and testing Inspection e Inspect the shroud and top cover for cracks warpage and dis coloration e Verify that the warning labels are present and legible on the shroud and top cover e Verify that the Portable release mechanism moves freely and is not worn Verify that the release button is secure on the lever and is not cracked e Verify that the fill connector is not worn or damaged and that the poppet is not broken e Verify that the vent valve shaft pin and valve stops are not bent or broken e Verify that the contents gauge is reading empty e Verify that the aluminum tubing is not bent or kinked and that a uniform air gap exists between each coil Testing 1 Perform Leak Test 2 Perform Liquid Oxygen Functional Tests 3 Perform Gaseous Oxygen Functional Tests End of Life At the end of the unit s service life all reservoir units must be returned to a recycling facility in compliance with the Waste Electrical and Electronic Equipment Directive WEEB or other applicable codes and regulations Alternatively CAIRE may be contacted for disposal information Companion Reservoir Technical Service Manual PN 20559263 Rev B IDE K Maintenance schedule A
4. E EC 1 1 1 1 1 wes EE 1 wes 1 wes 1 wes 99 ELEC nes ELEC wes EE 4 Inspect for Cold or Sweaty conditon Excessive Venting Performed or Verified By Date EMEN from RV 12 13 Perform NER Test Repair Procedure RP23 Performed or Verified By Date NN DD Empty Contents from Reservoir Repair Procedure RP3 Performed or Verified By Date DD Clean and or Disenfect Outside of Unit Performed or Verified By Date eee Companion Reservoir Technical Service Manual PN 20559263 Rev B X Maintenance Schedule B Continuous Schedule B Continuous Pre and Post Fill Inspection A Introduction Continuous maintenance is a set of tests and inspections done periodically to ensure equipment is functioning properly It can be performed by drivers or other personnel while the equipment is in service 1 If a unit fails a given test it should be taken out of service and sent to the Repair Center Department for further inspec tion 2 Schedule Checks should be made before and after the driver fills a unit at a patient location B PreFill Procedure 1 Visually inspect for a Broken shrouds
5. 66 If a problem with the unit should be encountered reference Sisi ERAN ML 5 should be made to the Troubleshooting Chart If these procedures Y P do not provide a solution for the problem the following steps 1 Call CAIRE Inc Customer Service s should be taken D i fac Customer AA 2 When contacting Customer Service personnel it will be nec essary to relay the following information e le SOE eee a State the quantity and description of equipment to be re P Phone US Only 800 482 2473 timed Phone 770 721 7759 b Give the Serial Number of each unit to be returned Africa Europe Middle East c State the equipment purchase date 3 An RMA number will be issued in the name of the distribu Phone 44 0 1189 367080 tor by CAIRE Inc for the equipment to be returned ao St ia 4 When the equipment is shipped to the factory the RMA 3 If itis determined that the problem cannot be solved by the distributor a Return Material Authorization RMA number Sill an ried we bou op 5 Customer Service will provide the correct shipping location once the RMA is provided 4 If a Purchase Order Number is to be referenced please give this number to the Customer Service Representative at that time 6 Finally a Credit Memo minus a 15 restocking fee will be issued to the distributor when all equipment
6. t veto Meu 22 80 49 Ibs 33 80 73 Ibs 44 80 98 Ibs L psig Saturation typical lt 9 16 750 liters 591 4 ft 33 500 liters 1182 69 9 cm 27 5 in 97 8 cm 38 5 in 36 2 cm 14 25 in 36 2 cm 14 25 in pme TN e wale Greater than 1 4 bar 21 psig Greater than 1 4 bar 21 psig Greater than 1 4 bar 21 psig Secondary Relief Valve 2 1 bar 30 psig 2 1 bar 30 psig 2 1 bar 30 psig Opening Pressure 5 5 5 al PSIE VAVE nese Greater than 1 9 bar 27 psig Greater than 1 9 bar 27 psig Greater than 1 9 bar 27 psig Normal Evaporation Rate 0 73 0 95 kg 13 1 0 kg 13 1 0 kg NER typical 1 6 2 1 lbs per day 1 6 2 2 lbs per day 1 6 2 2 lbs per day Mechanical Differential Mechanical Differential Mechanical Differential Contents Indicator Pressure Based Pressure Based Pressure Based 10 C to 40 C 50 F to 104 F 10 C to 40 C 50 F to 104 F 10 C to 40 C 50 F to 104 F 95 max relative humidity 95 max relative humidity 95 max relative humidity Operating Temperature 40 C to 70 C 40 F to 40 C to 70 C 40 F to 40 C to 70 C 40 F to Storage Temperature 158 F 158 F 158 F 90 max relative humidity 90 max relative humidity 90 max relative humidity Companion Reservoir Technical Service Manual PN 20559263 Rev B LE MIS Saturation Principles Oxygen in its normal state is a colorless tasteless and odorles
7. Disconnect the pressurizing fixture and open the reservoir J vent valve to reduce the pressure below 1 4 bar 20 psig JJ D un RP12 SRV Test lt 1 Remove shroud per RP5 o 2 Engage the pressurizing fixture to the fill connector on the reservoir and secure it with the attached strap 3 Attach an adjustable 0 6 9 8 0 100 psig source of gaseous oxygen to the DISS oxygen inlet on the pressurizing fixture 4 Obtain a type of temporary clamp NOTE If the R E valve contains a muffler or any other type of exhaust fitting remove fitting prior to installing clamp 5 Position the movable bar clamp arm over the R E valve vent and position the fixed bar clamp arm 6 Tighten the clamp to seal the vent port 7 Slowly pressurize the reservoir by adjusting the oxygen source regulator 8 Verify that the secondary relief valve opens audible hiss at 2 1 bar 30 psig 5 NOTE If the secondary relief valve does not open within this range the first time first increase the pressure to ensure the SRV has cracked then reduce the pressure in the reservoir and repeat the test a second time If it fails to open within the acceptable range the second time replace the valve SRV 9 Slowly reduce the pressure within the reservoir until the audi ble hissing noise is no longer heard 10 Verify that the SRV closes audible hiss is no longer heard at a pressure greater than 1 9 bar 27 psig
8. NOTE If the secondary relief valve does not close within this range the first time repeat the SRV testing If it fails to open within the acceptable range the second time replace the SRV valve 11 Disconnect the pressurizing fixture and open the reservoir vent valve to reduce the pressure below 1 4 bar 20 psig 12 Remove the clamp blocking the R E valve vent port Companion Reservoir Technical Service Manual PN 20559263 Rev B u WE Troubleshooting amp Repair Procedures 8 13 PRV SRV R E Valve RR 1 Remove the shroud per RP5 2 Use 8 5 8 in open end wrench to remove the SRV from the PRV R E valve 3 Slide the press on tubing clamp back and disconnect the flexible gas pressure sense tube from the 1 16 in barbed fitting on the PRV R E valve 4 Use a 1 4 1n open end wrench to remove the 1 16 in barbed fitting 5 Use a in open end wrench to remove the economizer tube assembly inverted compression nut from the PRV R E valve 6 Carefully pull the economizer tube down until it clears the PRV R E valve 7 Use a in open end wrench to remove the PRV R E valve from the threaded manifold extension tube 8 Apply Teflon tape sealant to the threaded manifold tube fac ing the embossed circular index mark on the top of the lower shroud 9 Install the PRV R E valve on the threaded manifold tube and tighten so that the SRV port is in a vertical up position 10 Install the end of the economiz
9. are non or ate flammable However they cause other materials to burn faster than normal This hazard along with the low temperatures of liquid oxygen o warrants certain safety precautions mE Oxidizing substances Do not smoke near unit or while op Non flammable gas erating unit Portable Full Keep unit well ventilated at all times This symbol is to remind the X For use by doctor s prescription equipment owners to return it to a only recycling facility at the end of its life ONLY per Waste Electrical and Electronic Equipment WEEE Directive IPX Our products will comply with the restriction of Hazardous Substances RoHS directive They will not con tain more than trace amounts of lead or other hazardous material content Companion Reservoir Technical Service Manual PN 20559263 Rev B Portable Empty 48 Table of Contents Preface 1 Il Table of 19 85 3 Safety 4 IV Equipment Description 10 V Theory of Operation 11 VI Specifications 14 Vil Saturation Principles 15 VIII Unpacking and Setup 17 IX Operation 18 X Maintenance 20 Xl Troubleshooting amp Repair Procedures 24 XII Parts 51
10. builds pressure and the process continues As the pressure on liquid oxygen builds the related saturation temperature of the liquid increases propor tionally Figure 12 100 690 75 518 SATURATION PRESSURE PSIG kPa 300 290 280 270 260 250 184 179 173 168 162 157 SATURATION TEMPERATURE F Figure 12 Liquid Oxygen Saturation Curve It is important to maintain liquid oxygen saturation boiling at the specified operating pressure of the system As an oxygen flow demand is put on the system a slight decrease in pressure occurs due to oxygen withdrawal The saturated liquid oxygen in the sys tem vaporizes enough gaseous oxygen to maintain system operating pressure This ensures proper oxygen flow to the patient If the liquid oxygen saturation temperature is too low the corresponding lower saturation pressure causes low oxygen flows to the patient the patient If the liquid oxygen saturation temperature is too high the corresponding high saturation pressure causes inaccurate flow oxygen flow to the patient as well as increased NER loss of product damage to components etc In both instances of either too low or too high saturation temperatures the same effects will be seen in portable devices that are filled off of the reservoirs Companion Reservoir Technical Service Manual PN 20559263 Rev B oacking and Setup Unpacking Transport 1 Inspect carton for shipping damage Repor
11. has been re ceived inspected and restocked by CAIRE Inc 5 Carefully package the parts or repack the unit in its original e Return of Unused Non Defective Merchandise 6 Write the Return Authorization Number on the top of the t CAIRE Inc at its discretion charges a 15 restocking fee for shipping container unused non defective merchandise that is returned An RMA number must be obtained from CAIRE Inc Customer Service prior to return of any goods Merchandise cannot be returned for credit after sixty 60 days Customer to pay all freight charges Tracking capability and insurance on all returned goods is ad vised CAIRE Inc will not be responsible for misdirected ship ments 7 Customer Service will provide the correct shipping location once the RMA is provided Companion Reservoir Technical Service Manual PN 20559263 Rev B WE Service Tools Equir Table 10 Table 12 m Required Tools Required Supplies 2 Isopropyl Alcohol Table 11 Required Fixtures Equipment O2 Tubing Tee Connector LO2 Transfer Line Small Tie Wrap Zip Tie Oxygen Supply Tube Coupler Tubing O2 compatible For a complete list of accessories see catalog ML120071 on www cairemedical com Companion Reservoir Technical Service Manual PN 20559263 Rev B Lu WE Service Tools Equir M Tools and Accessories available from CAIRE 3 gt Description Item Number Description Item Number
12. if necessary e Check the warming coils and withdrawal tubes as well as the flow restrictor for blockages Replace if necessary a Inspect the saturation pressure of the reservoir Allow at least 30 minutes at no flow for the reser voir to saturate properly b Perform a leak check on the plumbing RP2 and a pressure retention test RP14 Repair leaks as necessary c Ensure that there is no venting from the relief valves If there is refer to the corrective actions for Excessive venting from relief valves hissing sound d Conduct the NER test RP23 and return the unit to CAIRE inc if necessary y uoluedwo y SAIOAIOSO Companion Reservoir Technical Service Manual PN 20559263 Rev B Ea ME Troubleshootinc 9 Excessive Frost NOTE Minimal frost on the shroud and on the plubming is normal This symptom applies to frost that is much greater than what is normally observed 10 Unit will not maintain ac ceptable system pressure 11 High Pressure at Reservoir oxygen outlet 12 Contents indicator reads incorrectly Table 8 cont Probable Cause a Frost is acceptable b High humidity level c Saturation pressure is too high d Leak in the system e Relief valve open f Partial or complete loss of vacuum a Saturation pressure is unacceptable b Vent valve not completely closed c Leak in the system d Economizer valve faulty e Primary releif valve faulty a Saturation
13. position 5 Open the FCV to any setting above 2 LPM 7 Compare flow rates to the table below 6 Pressure gauge should read between 1 2 1 4 bar 18 5 20 5 psig NOTE Be careful to allow for accuracy tolerances of flow meter Table 6 below does not account for these tolerances Table 9 RP22 Economizer Test FCV Setting LPM 1 Verify that the reservoir contains at least 9 kg 20 Ibs of OF 0 LOX 002 032 0 08 to 0 42 2 If LOX is added to reservoir allow unit to sit for a minimum of 1 5 hours prior to beginning test 0 33 to 0 67 0 58 to 0 92 3 Engage the pressurizing fixture PN B 701067 SV to the 0 83 to 1 17 fill connector on the reservoir and secure it with the attached S IUS 4 Adjust FCV knob to a setting of 4 LPM 2 08 to 2 97 2 55 to 3 51 5 With the unit delivering an oxygen flow record the pressure 2 92 to 4 04 readings on the pressurizing fixture gauge every half hour 3 43 to 4 62 until the pressure stabilizes EE 6 Stabilization occurs when two consecutive readings are 600 5 14 06 92 within 01 bar 2 psig of each other 6 72 to 9 28 842 to 11 53 7 If the readings do not stabilize replace the economizer valve Companion Reservoir Technical Service Manual PN 20559263 Rev B ME Troubleshootinc RP23 NER Test 1 Fill the unit with 9 to 11 kg 20 to 25 Ibs of properly satu rated liquid oxygen 2 Allow unit to sit undisturbed for a minimum of 12 hours 3 Weigh un
14. pressure is too high b Primary releif valve set too high or relief valve operating improperly c Economizer valve stuck in closed state d Partial or complete loss of vacuum a Leak in the sensing tubes fittings or the Contents Indicator b Flexible contents indicator pressure sens ing tube pinched c Ice blockage in contents indicator liquid pressure sense tube d Contents indcator damaged amp Repair Procedures Corrective Action a Some frost on the shroud and on the plumbing is acceptable especially at high flow rates during continuous use This is due to the evaporation of LOX to gas and the temperature difference be tween the LOX and room temperature b High humidity levels can increase frost accumula tion c Inspect the saturation pressure of the reservoir Allow at least 30 minutes at no flow for the reser voir to saturate properly d Perform a leak check on the plumbing RP2 Repair leaks as necessary e Ensure that there is no venting from the relief valves If there is refer to the corrective actions for Excessive venting from relief valves hissing sound f Conduct the NER test RP23 and return the unit to CAIRE inc if necessary a Inspect the saturation pressure of the reservoir used for filling Allow at least 30 minutes at no flow for the portable to saturate properly b Close vent valve Leak check vent valve outlet and stem Replace or repair as needed Perform
15. that the liquid level meter indicates full c Fully open liquid valve on fill source d Purge transfer line for a minimum of 5 seconds ensuring gas is safely piped away from operator 1 Connect transfer hose fill adapter to a securely mounted mating QDV OR ii If the transfer hose adapter is equipped with a male QDV push adapter poppet against an unpainted stainless steel surface e Wipe reservoir and transfer line adaptor fill connectors with lint free rag if moist f Weigh unit as required by local and federal standards Companion Reservoir Technical Service Manual PN 20559263 Rev B LE IX Operation Liquid Level Measurement NOTE The liquid level indicating system is accurate only after the vent valve is closed and the oxygen has stabilized for approxi mately five minutes As noted in the Theory of Operation the Companion reservoirs are equipped mechanical liquid level meters The meter measures the level of LOX remaining in the cryogenic vessel and displays it on an integral indicator that is viewed through the top cover The liquid contents are indicated by aligning the colored line on the piston with the graduated markings on the cylinder Cleaning and Disinfection To insure proper functioning and end user safety CAIRE reser voirs should be cleaned whenever dirt or grime is visually appar ent The unit should be disinfected if required by applicable local regulations or the home healthc
16. to assure that the needle is reading properly 9 Allow unit to sit undisturbed for 60 minutes 10 Engage the pressurizing fixture without the gaseous oxygen source and take a final reading 11 Verify that the pressure is greater than bar 15 psig NOTE If the pressure is out of specification perform the leak Detector Test to determine the source of the leak 12 Disconnect the pressurizing fixture Companion Reservoir Technical Service Manual PN 20559263 Rev B ME Troubleshootinc RP15 Warming Coil Assembly RR TPED Models manufactured prior to June 2011 Remove shroud per RP5 2 Remove three screws from mounting brackets that attach warming coil to the condensation ring using a Phillips head screwdriver 3 Slightly lift warming coil up from condensate ring to allow access to tee fitting on top of outer shell 4 Use a 9 16 in open end wrench to remove the compression nut from the tee fitting while holding the tee fitting station ary with an adjustable wrench 5 Use a 9 16 in open end wrench to remove the warming coil compression nut from the tee fitting on the FCV 6 Pull the aluminum warming coil tube away from the tee and carefully guide the small Teflon liquid withdrawal tube out of the aluminum tube 1 1 To reinstall or replace the warming coil reverse the above procedure All domestic units and TPED units manufactured after June 2011 Remove shroud per RP5 2 Use a 9
17. to the transmitter manufacturer NOTE 1 at 80 MHz and 800 MHz the separation distance for the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people This table is included as a standard requirement for equipment which has been tested to specific test levels and over specific frquency ranges and been found compliant with regulations Companion Reservoir Technical Service Manual PN 20559263 Rev B u Top Cover Shroud Fill Connector Vent Valve Pressure Gauge Pop Off Actuator Contents Indicator Low Pressure Sense Line SRV R E Valve PRV Outlet Plumbing Manifold Warming Coil High Pressure Sense Line Serial Number Identification Label Condensate Bottle Condensation Ring Cryogenic Container Units manufactured for sales in Europe TPED contain an internal pressure gauge Please contact Technical Service with any questions regarding unit identification Units manufactured for sales in Europe TPED and or units manufactured after June 2011 will have a 3 Port manifold de sign These units will also contain an internal pressure gauge and an R E valve assembly Please contact Technical Service with any questions regarding unit identification The CAIRE Companion Reservoir units are the stationary com ponents in a liquid oxygen system
18. turning the FCV toa setting of 2 0LPM or higher erly saturating the reservoir will be difficult If the reservoir is not properly saturated the unit will not function correctly resulting in inaccurate flow rates excessive boil off of liquid This will cause portable units which are filled off the reservoir to act in the same j manner Please refer to Section VII SATURATION PRINCIPLES to learn more about the importance of proper saturation When a steady spray of liquid spurts from vent outlet close the vent valve completely k Disconnect the transfer line from the reservoir by depressing the portable release button and lifting the fill adapter straight up 1 If an external pressure gauge 15 used disconnect pressure gauge from humidifier adaptor and tun the FCV back to the off position 2 Fill Procedure a Required Equipment J Fill source as outlined above Liquid oxygen transfer line I Female transfer line adapter for top fill reservoirs 1 Eye protection CAUTION Do not allow excessive venting of liquid oxygen Pressure gauge through the vent valve Prolonged exposure may freeze the valve I Insulated gloves in the open position If the vent valve freezes open allow the valve to warm up until it opens and closes freely and repeat the b Connect transfer line to fill source Connect proper transfer line adapter to transfer line m Verify that all flow rates are within tolerance specification and
19. withdrawal circuit i FCV Fault a Nasal cannula kinked or leaking b Saturation pressure is too low c Leak in the system d Economizer valve faulty e Blockage in the liquid withdrawal circuit or the flow restrictor f FCV fault a Saturation Pressure is too high b Leak in the system c Relief valve open d Partial or complete loss of vacuum amp Repair Procedures Corrective Action a Check the contents indicator level gauge and fill the reservoir if needed b Ensure the flow control knob is not in the off 0 position c Ensure proper nasal cannula functionality and po sitioning d Inspect the saturation pressure of the reservoir Allow at least 30 minutes at no flow for the reser voir to saturate properly e Perform a leak check on the plumbing RP2 Repair leaks as necessary f Ensure that there is no venting from the relief valves If there is refer to the corrective actions for Excessive venting from relief valves hissing sound g Ensure that the vent valve is fully closed and not leaking h Check the warming coils and withdrawal tubes for blockages Replace if necessary a Inspect the functionality of the nasal cannula b Inspect the saturation pressure of the reservoir Allow at least 30 minutes at no flow for the reser voir to saturate properly Perform a leak check on the plumbing RP2 Repair leaks as necessary d Test the economizer RP22 and replace RP13
20. 1 25 psi 5 Use SNOOP to test all reservoir fittings and connections NOTE When using SNOOP on the stem of the vent valve be sure to blow it dry with gaseous oxygen or nitrogen before and after test 6 Place a finger wetted with Snoop lightly against the vent valve outlet to test for leakage 7 Disconnect and remove the pressurizing fixture from the res ervoir fill connector 8 Apply SNOOP to the fill connector poppet and check for leakage 9 Use dry Nitrogen or Oxygen gas to dry SNOOP off poppet 10 Make repairs to leaking fittings or connections as needed and perform leak check on those fittings again NOTE A small amount of leakage around the poppet of the male fill connector is acceptable Acceptable leaks appear as white foam like bubbles in the liquid leak detector If the bubbles cre ated by the leak detector are considerably large make necessary repairs to the male fill connector 11 Make repairs to leaking fittings or connections as needed and perform leak check on those fittings again y uoluedwo y SALOAIOSSO Companion Reservoir Technical Service Manual PN 20559263 Rev B ER ME Troubleshootinc RP3 Emptying Purging Reservoir NOTE Ensure that the area in which the following procedure will be performed is properly ventilated and free of ignition sources NOTE Ensure vent valve on reservoir is placed in a manner so as not to vent in the direction of technician or individuals near
21. 16 in open end wrench to remove the compression nut from the tee fitting while holding the tee fitting station ary with an adjustable wrench 3 Use a second 9 16 in open end wrench to remove the warming coil compression nut from the bottom of the FCV 4 Pull the aluminum warming coil tube away from the tee and carefully guide the small Teflon liquid withdrawal tube out of the aluminum tube 5 Toreinstall or replace the warming coil reverse the above procedure RP16 Vaporizer Coil Assembly RR if equipped Remove shroud per RP5 2 Use a 9 16 in open end wrench to remove the compression nut from the dropout tee while holding the dropout tee sta tionary with an adjustable wrench amp Repair Procedures 3 Use a 9 16 in open end wrench to remove the compression nut from the tee that connects to the manifold while holding the tee stationary with an adjustable wrench 4 Remove the coil 5 To reinstall or replace the warming coil reverse the above procedure RP17 Vent Valve RR Remove shroud per RP5 2 Use a 3 4 in open end wrench to remove the vent valve Place the wrench on the valve hex flats closest to the mani fold to prevent disassembly of the valve as you remove it 3 Inspect the valve stem O ring and spring pin for wear or damage 4 Inspect the vent wrench stops on the valve body for wear or damage 5 Use a 3 4 in open end wrench to hold the outer hex flats of the vent valve statio
22. 2 3VP 800 MHz to 2 5 GHz where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and 15 the recommended separation distance in meters m Field strengths from fixed RF transmitters as determined by an electromagnetic site survery should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol K e NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios ama teur radio AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy To asses the electromag netic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the Companion Reservoir is used exceeds the applicable RF compliance level above the Companion Reservoir should be observed to verify normal operation If abnormal performance is observed additional measures may be neces sary such as reorienting or relocating the Companion Reservoir gt Over the frequency range 150 kHz to 80 MHz field strength
23. 31 Figure 13 RP7 Liquid Contents Level Indicator RR CAUTION Damage to contents level indicator or barbed fittings can occur Vent reservoir pressure before removing either con tents indicator tube Use care when removing flexible tubes from barbed fittings or contents level indicator 1 Remove shroud per RP5 2 Remove the flexible pressure sensing lines from the barbed fittings on the contents gauge by carefully sliding the brass collar away from the barbed fitting and then disconnecting the sensor line 3 Use a medium flat blade screwdriver to remove the two screws that fasten the contents gauge to the mounting plate 4 To replace the contents gauge reverse the above proce dures amp Repair Procedures RP8 Purging Liquid Contents Level Indicator RR 1 Ensure reservoir is empty warm and free of internal pres sure per RP3 2 Remove the shroud per RP5 3 Use the vent wrench to open the vent valve on the reservoir unit 4 Connect a pressurizing fixture B 701731 SV or similar to the fill connector on the reservoir unit and secure it with the attached strap 5 Attach an adjustable 0 6 9 bar 0 100 psig source of gaseous oxygen to the DISS oxygen inlet on the pressurizing fixture 6 Adjust the regulator on the gaseous source until the gauge on the pressurizing fixture reads approximately 1 0 bar 15 psig 7 With only the vent valve open allow the system to purge for about 45 minutes 8 D
24. 9 Fax 770 721 7758 Asia Australia Pacific Rim Phone 61 297 494333 Fax 888 932 2473 Europe Phone 44 0 1189 367080 Fax 44 118 9799245 C 4 E Mail or fax the completed purchase order for confirma S tion to ge North and South America Asia Pac Rim email to customerservice usa chartindustries com 2 Africa Europe Middle East email to customerservice europe chartindustries com lt 2 North and South America fax to 888 932 2473 P Asia Pac Rim fax to 770 721 7758 Africa Europe Middle East fax to 44 118 9799245 All new equipment will be shipped either prepaid F O B from the factory or collect via your specified carrier All replacement parts will be sent by UPS prepaid and the shipping charges for equipment and parts will be added to the final invoice Payment for replacement parts are located on CAIRE Inc s invoice with pay ment date indicated All shipments will originate from the factory If a particular carrier or method of shipment is desired specify when placing order For additional ordering and contact information visit www cairemedical com Companion Reservoir Technical Service Manual PN 20559263 Rev B CE Return amp Restockinc A When a CAIRE unit is received it should be inspected im Restocking Policy S mediately as outlined in Section VII Unpacking and Setup o Instructions If it becomes necessary to cancel an order with CAIRE Inc af 6
25. Biennial There are two schedules for routine maintenance which the home health care distributor may follow These schedules allow the distributor maximum flexibility while assuring that equip ment is operating properly The healthcare distributor may fol low either Schedule A or Schedule B or a combination of the two schedules Maintenance checklists are provided for each schedule See below Schedule A Biennial A Introduction Routine maintenance is a series of steps used to assure that equipment is functioning properly 1 If a unit fails a given test one of two things may be done a Refer to Troubleshooting section of this manual Of b Return the unit to CAIRE Inc for repair 2 Schedule Maximum of two years between routine mainte nance testing Unit should be tested whenever a problem is suspected B 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 Look for damaged or missing parts c Verify that the contents indicator reads empty 2 Component Test a Remove shroud RP5 b Perform Leak Test RP2 c Perform PRV test RP11 d Perform SRV test RP12 e Pressure Retention Test RP14 f Replace shroud RP5 g Liquid Contents Level Indicator Test RP6 h Flow Rate test RP20 A 3 Check Efficiency of Unit a Inspect unit for cold or sweaty condi
26. CAIRE A Chart Industries Company Companion Reservoirs SESS OY 7 HN S CV A pes 2 EJ 4 Y IJE 7 Uy N FENUBLA DIIAAVS LE LCL T PLUR 8 Preface A SERVICE MANUAL S m m ge Companion Reservoir 5 CAIRE Inc D 2200 Airport Industrial Dr Ste 500 2 Ball Ground GA 30107 D www cairemedical com lt Customer Technical Service North and South America Phone US Only 800 482 2473 Fax 888 932 2473 US 770 721 7759 Fax 770 721 7758 Asia Australia Pacific Rim Phone 770 721 7759 Fax 770 721 7758 Europe Phone 44 0 1189 367080 Fax 44 118 9799245 For Customer of Technical Service needs product assistance ordering part numbers specifications unexpected events etc contact CAIRE Inc 2200 Airport Industrial Dr Ste 500 1 800 482 2473 www cairemedical com NOTE SI pressure values expressed in manual are referenced to atmosphere HELiOS Companion and Liberator are trademarks of CAIRE INC SNOOP is a trademark of the SWAGELOK Co Teflon and Krytox are trademarks of E I DUPONT DE NEMOURS amp Co Kel F and Scotch Brite are trademarks of the 3M Co Magnehelic is a trademark of the DWYER INSTRUMENT Co QUICK GRIP is a trademark of the AMERICAN TOOL Co Sporicidin is a trademark of SPORICIDIN INTERNATIONAL Disclaimer This manual is intended for use by experienced personnel only No attempt should be made
27. DV from closing properly b Dirty or damaged QDV poppet a Saturation pressure too high b Relief valve frozen open c Faulty relief valve d Partial or complete loss of vacuum A Table 5 below provides troubleshooting procedures for the Companion reservoir This guide is not all inclusive but is intended to serve as a general outline for solving operational problems The table describes symptoms identifies probable causes and suggests corrective actions S When more than one probable cause is identified the causes are listed in order of most likely to least likely reasons for the problem Table 8 un D Symptom Probable Cause Corrective Action lt 1 Unable to start fill or a Transfer line not engaged fully on Reservoir a Make sure the ODV on the transfer line and reser S voir are properly aligned and ensure that a down ward force is being applied to the transfer line assembly b Verify that pressure from the source is within the 35 50 psi range to fill the reservoir c Ensure that the vent valve is able to be turned to the fully open position d Allow LOX to saturate to proper pressure e Check fill connector and cartridge assembly for damage make sure fill connectors fully engage f Inspect the valve for blockages and verify that flow passes through during a fill Clean by blowing out with compressed gas or replace parts if necessary g Check the reservoir for leaks R
28. E B 775182 00 Transfer Line Assembly 10 ft 3 m B 775289 00 0 6 9 bar 0 100 psig Pressure Gauge B 776004 00 e Transfer Hose 6 ft 1 8 m B 775280 00 0 4 1 bar 0 60 psig Pressure Gauge 97403577 e Transfer Hose 10 ft 3 m B 775281 00 D D Pneumatic Hose w DISS Fittings 97405279 e Source Adapter Assembly B 775279 00 lt Small Tie W B 775091 00 Relief Valve 10 4 bar 150psi B 775273 00 P Tubing Barb Adaptor B 775269 00 e Source Adapter B 775313 00 Disposable Tubing Barb Adaptor B 776945 00 e Fill Adapter Assembly B 775278 00 O2 Compatible Tubing B 778214 00 e Fill Adapter B 775312 00 Test Pressure Gauge w Tubing Adapter 0 6 9 bar 0 100 psig B 701732 00 Fill Adapter Seal B 775262 00 Female Fill Connector B 775264 00 Test Pressure Gauge w Tubing Adapter B 775270 SV 0 4 1 bar 0 60 psig g g e Union 5 8 in Flare 2 per Transfer Line B 775277 00 D Female Top Transfill Line Adaptor 10678157 Reservoir Pressurizing Fixture B 701731 SV 0 6 9 bar 0 100 psig Dual Fill Adaptor TF amp SF 10897958 ieee ei Compatible Leak Detector B 775272 00 Transfill Line Swivel 97404564 Gallon Oxygen Compatible Leak Detector Super Flex LOX Transfer Line 1 8 97406555 SNOOP B 778894 00 m 6 FT Erie Liter Meter 0 81 4 97200076 5 8 LOX Transfer Line w Swvl Nuts 1 2 9713139 Erie Liter Meter 6 15 LPM 10995620 m 4 FT Fluoro Lubricant 2 oz Tube CA200071 WA E Transfer Line w Swvl Nuts 1 8 9713119 om
29. IGNITION SOURCE Open flame the sun Hot surfaces Sparks and arcs Friction chemical action Electrical energy Compression of gases GASES LIQUIDS SOLIDS Propane Butane Gasoline Kerosene Coal Plastic Hydrogen Acetylene Turpentine Alcohol Wood Sugar Carbon Monoxide Others Paint Cod Liver Oil Paper Grain Natural Gas Varnish Lacquer Cloth Hay Lotions Olive Oil Wax Cork Creams Others Grease Others Figure 1 Fire Combustion Triangle NOTE To reduce the risk of combustion fire when dealing with LOX please refer to the following suggestions Obtain all replacement parts for medical oxygen equipment from the manufacturer Use only recommended oxygen compatible cleaning and leak detection products Keep the reservoir upright at all times Secure liquid oxy gen equipment when transporting to prevent accidental tipover and spillage If a liquid oxygen spill occurs indoors open doors and windows to ventilate the area Avoid sources of ignition and do not walk on or roll equipment over the affected area Any clothing or porous material that is splashed with liq uid oxygen or otherwise absorbs high concentrations of oxygen should be removed and aired for at least one hour away from any source of ignition WARNING During transfer of liquid oxygen gas blow off from the vent valve creates a loud horn like noise Ear protec tion is recommended WARNING Extreme high pressure can rupture container or plumbing components Be sur
30. Krytox 240 AC Fluorinated 8 775239 00 y ransier Line W SWVI Nuts 10546550 Roller Base Assembly Non CE Marked 10855678 m s FT Rollerbase Assembly CE Marked 10585866 5 8 LOX Transfer Line w Swvl Nuts 10 FT 10565161 Casters set of 5 CE Marked 14880379 POS Den iesu A6 10562411 Casters set of 5 non CE Marked 14880361 m 12 FT Companion Reservoir Technical Service Manual PN 20559263 Rev B LF CAIRE A Chart Industries Company Chart Industries Inc Caire Inc BioMedical Group 2200 Airport Industrial Dr Ste 500 Ball Ground GA 30107 Ph 770 721 7700 Toll Free 1 800 482 2473 Fax 770 721 7701 au www cairemedical com CAIRE Inc reserves the right to discontinue its products or change the prices materials eguipment guality descriptions specifications and or processes to its products at any time without prior notice and with no further obligation or conseguence All rights not expressly stated herein are reserved by us as applicable Chart BioMedical Ltd Unit 2 Maxdata Centre Downmill Road Bracknell Berks RG12 1QS United Kingdom Ph 44 0 1189 367080 Fax 44 0 1344 429224 Copyright 2013 Chart Industries Ref 20559263 Rev B
31. P2 and repair if needed a Replace the QDV lip seal on the portable unit or transfill adaptor Ensure that the pop off assembly on the reservoir is being used Do not use force to separate the QDVs b Leave the units coupled with the vent valve closed and let them sit until they warm up enough to disconnect Always ensure that male and female QDV s are cleaned and dried prior to each fill Engage and disengage the transfer line onto the reservoir several times to dislodge the ice crystal Always be sure that the male and female QDVs are wiped clean and dry before filling b Replace the QDV assembly RP19 Inspect the saturation pressure of the reservoir used for filling Allow at least 30 minutes at no flow for the portable to saturate properly b Allow the portable to warm and thaw Attempt to re fill the portable c Test the relief valves RP11 RP12 and replace if necessary RP13 d Conduct the NER test RP23 and return the unit to CAIRE inc if necessary Companion Reservoir Technical Service Manual PN 20559263 Rev B EE ME Troubleshootinc 6 No flow at oxygen outlet 7 Low flow at oxygen outlet on all LPM settings 8 Increased NER Table 8 cont Probable Cause a Reservoir is empty b Flow control valve turned off c Nasal cannula kinked or disconnected d Saturation pressure is too low e Leak in the system f Relief valve is open g Vent valve is open h Blockage in the liquid
32. The Companion Reservoir incorporates a stainless steel cryogenic container with the valves plumbing and associated hardware required to deliver gaseous oxygen to the patient at near ambient temperature The Companion Reservoir is comprised of four major assemblies grouped according to function 1 Cryogenic Container This assembly is a double walled vacuum insulated Dewar for storing liquid oxygen LOX at approximately 173 C 280 F The inner vessel is designed to safely hold liquid oxygen and is protected from over pres surization by the primary relief valve Vacuum insulation between the inner and outer vessel keeps outside heat from causing the cold liquid inside to evaporate 2 Plumbing System The plumbing system consists of the warming and breathing coils vent valve R E valve SRV high and low pressure lines pressure gauge European units only FCV and QDV fill connector 3 Shroud Assembly The reservoir unit s shroud assembly in cludes a shroud and top cover The shroud is made of dura ble plastic and designed to protect the internal components of the plumbing system 4 Liquid Content Level Indicator This system uses differential pressure to measure the level of LOX remaining in the cryo genic vessel and displays the level with an integral indicator that is viewed through the top cover The liquid contents are indicated by aligning the colored line on the piston with the graduated markings on the cylinder Compani
33. a leak check on the plumbing RP2 Repair leaks as necessary d Test the economizer RP22 and replace RP13 if necessary e Test the primary relief valve RP11 and replace y uoluedwo y SAIOAIOSSO a Inspect the saturation pressure of the reservoir Allow at least 30 minutes at no flow for the reser voir to saturate properly b Perform relief valve test RP11 Replace RP13 as needed c Perform Economizer test RP22 Replace RP13 as needed d Conduct the NER test RP23 and return the unit to CAIRE inc if necessary a Perform leak test RP2 Repair leaks as needed b Visually inspect the flexible pressure sense tubes and remove pinching conditions c Perform the Purging Liquid Contents Level Indicator RP8 procedure d Replace contents indicator RP7 as needed Companion Reservoir Technical Service Manual PN 20559263 Rev B WE Troubleshooting amp Repair Procedures C 3 Indicator Good i Yes Remove Test Relief Pressure Good 5 Reading ve Valves Retention 6 Empty Test Bad NO D Replace Purge Replace D Defective R Relief b Part Valves q Indicator Reading Empty Replace Contents Indicator Allow Unit to Reassemble Shroud Hours After Fill Verify internal Pressure Y Empty First Reservoir Internal Pressure Fail Good Replace Test F
34. absorbs the maximum amount of heat possible at a given pressure without vaporizing into a gas If ad ditional heat is added the saturated liquid begins to vaporize boil while remaining at a constant temperature until all of the liquid is vaporized A common example of a saturated liquid is water at its boiling point of 212 F 100 C at sea level The constant addi tion of heat to the boiling water does not cause it to become hotter but instead causes part of the liquid water to turn to water vapor Figure 9 With atmospheric pressure at sea level being 14 7 PSIA lt Ss Figure 9 Saturated Boiling Water at Sea Level The saturation boiling point of a liquid depends not only on temperature but also on pressure If the pressure in a container of satu rated liquid increases the temperature required for saturation to occur will also increase This leaves the liquid unsaturated that is capable of accepting more heat before it will boil Figure 10 With atmospheric pressure at 14 7 PSIA and the pressure cooker at 15 PSIG 29 7 PSIA i Ile Figure 10 Saturated Boiling Water at Higher Pressure Companion Reservoir Technical Service Manual PN 20559263 Rev B y uoluedwo y D D lt VII Saturation Principles A If the pressure in a container of saturated liquid decreases the temperature required for saturation to occur will decrease This leaves th
35. afe manner RP3 Purge the unit with an inert gas nitrogen and promptly return it to CAIRE for inspection The container should be prominently marked CONTAINER DROPPED INSPECT FOR DAMAGE Failure to comply with these procedures may result in personal injury and can se riously damage the container WARNING Personnel must remove liquid oxygen and depres surize the unit before removing parts or loosening fittings from a unit Failure to do so may result in personal injury from the extreme cold of liquid oxygen and or the pressure in the vessel WARNING During transfer of liquid oxygen components will become extremely cold Care should be used to avoid any con tact with these components as serious frostbite may result Companion Reservoir Technical Service Manual PN 20559263 Rev B a WARNING When using concentrated oxygen the risk of fire is increased WARNING The possibility of fire exists when the combina tion of a fuel source of ignition and oxygen 15 present High concentrations of oxygen air is approximately 21 oxygen greatly enhance the possibility of combustion NOTE Figure 1 below is referred to as the fire combustion tri angle This triangle describes the three factors required for fire combustion to occur OXYGEN SOURCE Approximately 16 required for combustion Normal air contains 21 oxygen Some fuel materials contain sufficient oxygen within their make up to support burning
36. ainer For units manufactured after June 2010 a label containing the serial num ber is placed on or above the handle of the reservoir This Serial Number is crucial if a problem arises with the unit or if support is ever needed through CAIRE Customer Service or Technical Service tion Figure 8 Reservoirs Manufactured prior to January 1985 4 6 25 1 Designates Day Designates Number of Month of Specific Unit Produced that Day Designates Year Designates 4 represents Month 1984 Reservoirs Manufactured in and after January 1985 and prior to October 1994 88 06 25 Ol Designates Day Designates Number of Month of Specific Unit Produced that Day Designates Year Designates Month Containers Manufactured in and after October 1994 95 176 001 Designates Sequential Day Designates Number of Year Jan 1 001 Dec 31 365 Designates Year of Specific Unit Produced that Day 4 represents 1984 Reservoirs Manufactured after June 2010 CB B30 10 29 0964 Designates Designates Designates Designates Designates Manufacturing Reservoir Year Day of Number Location Product Month of Specific Code Unit Produced that Week Companion Reservoir Technical Service Manual PN 20559263 Rev B Lu y uoluedwo y SAIOAIOSO MB Specifications Table 6 D 3 COMPANION RESERVOIR SPECIFICATIONS MODEL C21 C31 41 Q Volume of LOX typical 21 liters 74 ft 31 liters 1 10 ft 41 liters 1 45 ft
37. are distributor s own decontamina tion schedule Preparation Prior to cleaning or disinfection the unit should be completely purged of LOX The technician should wear appropriate safety gear when performing the following procedures Cleaning 1 Remove the shroud and top cover and clean the interior and exterior using only water Wipe dry with a towel Use cotton swabs in tight places Use Scotch Brite pad lightly with de tergent to remove scuff marks on the shroud 2 Clean the contents indicator using one of the approved clean ers in Table 7 Do not spray cleaners directly onto the con tents indicator Spray cleaners onto a cloth and apply them using the cloth Make sure to rinse the surface of the con tents indicator thoroughly with water after cleaning and then wipe it dry 3 Clean the reservoir plumbing and lower shroud with water Dry with a towel and oil free compressed gas 4 Remove the condensate bottle and thoroughly clean and dry it Verify that the drain hole on the condensation ring and the drain tube are open and unobstructed 5 Clean the stainless steel container with oil free cleaner and towel A Table 7 shows the approved cleaning and disinfecting solutions are acceptable for use with Companion reservoirs ge TABLE 7 Recommended Cleaning and Disinfectant Solutions Sporicidin Disinfectant Solution Cleaning JJ Mild dish washing detergent warm water solution N un
38. auge tube nut Use a 1 2 in open end wrench to hold the tee fitting and use a 9 16 in open end wrench to remove the tee adapter going into the bottom of the FCV Use a Phillips head jeweler s screwdriver to remove the two Phillips head screws on the bottom of the mounting bracket which secure the FCV to the bracket Replace FCV To reinstall the FCV simply reverse the instructions above y uoluedwo y SAIOAIOSO Companion Reservoir Technical Service Manual PN 20559263 Rev B fon MIB Parts List Contact Customer Service or visit www cairemedical com SIIOA13SSOY uoiueduio5 to obtain your parts list Companion Reservoir Technical Service Manual PN 20559263 Rev B L2 NULS Ordering Information Ordering Information The following steps should be used when ordering a new Companion or replacement parts for an existing unit 1 Compile a list of all equipment and replacement parts to be ordered 2 Fill out a purchase order containing the following informa tion a Purchase order number b Name and address of billing location c Name and address of shipping location d Quantity part number description and unit cost for each item ordered 3 Telephone or fax CAIRE Inc at one of the numbers listed below to begin immediate processing of the order USA Toll Free Phone 800 48 CAIRE 800 482 2473 Toll Free Fax 888 WE CAIRE To place an order 888 932 2473 Phone 770 721 775
39. bels Verified By Date MEM If LOX is present in Unit Inspect for Heavy Frost or Condnesation on the Exterior of the Unit Which Would Indicate Poor Vacuum Vent Valve Functionality Ensuring that All Parts are Present and the Verified By Date Valve Functions as it Should Verified By Date Verified By Date Post Fill Visual Inspection QDV Poppet is Closed and Not Leaking Verified By Date iy 2 en Valve is Not NentVabeisNotleaking Verified By Date No Heavy Frost or Condensation is Present on the Exterior of the Unit Verified By Date BE Liquid Level Contents Indicator Reads the Accurate Amount Verified By Date Pressure Gauge is Reading Accurate Pressure IF APPLICABLE Verified By Date Companion Reservoir Technical Service Manual PN 20559263 Rev B SIIOA13SSOY UOIURGWIOD WE Troubleshooting amp Repair Procedures Table of Contents A Introduction 24 B Troubleshooting Charts 23 e Repair Procedures RPI General 30 RP2 Leak Test 30 RP3 Emptying Purging Reservoir RR 31 RP4 Condensation Collec
40. by or walking by Connect an adjustable 0 6 9 bar 0 100 psig pressure regula tor to oxygen or nitrogen gas source 2 Attach the pressurizing fixture PN B 701731 SV to the fill connector on the reservoir unit and secure it with the at tached strap 3 Connect the pressurizing fixture to the regulator on the gas source using a pneumatic hose or similar tubing 4 Open the main valve on the gas source 5 Open vent valve on reservoir to allow slow venting 6 Adjust regulator to a pressure setting that is slightly higher than the internal pressure of the unit Example If the in ternal pressure gauge or gauge on the pressurizing fixture reads 1 5 bar 22 psig adjust the regulator attached to the gas source to approximately 1 7 1 8 bar 24 26 psig 7 Allow unit to purge until the exhaust that is released out of the vent valve is clear and the internal components are free of frost Approximately 45 minutes NOTE This process can be time consuming depending on the level of LOX in the unit The pressurizing fixture can be secured to the reservoir using straps bungee cord etc as long as the vent valve is open 8 Remove pressurizing fixture from reservoir 9 Close main valve on gas source amp Repair Procedures RP4 Condensation Collector RR 1 Remove condensate drain tube from bottle and remove bot tle from bracket 2 Remove condensate bottle bracket squeezing legs together and pulling stra
41. ch to loosen the compression nut on the fill connector Remove the fill connector To reinstall or replace the QDV reverse the above proce dure Ensure to add a small amount of Krytox lubricant on the threads of the QDV amp Repair Procedures y uoluedwo y SAIOAIOSSO Companion Reservoir Technical Service Manual PN 20559263 Rev B i WE Troubleshooting amp Repair Procedures A RP20 Flow Rate Test RP21 Operating Pressure Test E 1 Ensure unit is at least 2 to 4 full of LOX NOTE If testing operating pressure because of improper flow rates test pressure immediately after flow rate test 2 If LOX 15 added to reservoir allow unit to sit for a minimum o of 1 5 hours prior to beginning test 1 Ensure unit contains at least 9 kg 20 Ibs of LOX JJ 3 Attach a DISS fitting adapter PN B 775269 00 to the hu midifier adapter which is attached to the FCV 2 If LOX 15 added to reservoir allow unit to sit for a minimum of 1 5 hours prior to beginning test lt 4 Connect flow meter inlet to the DISS fitting adapter PN s B 775269 00 using respiratory tubing 3 Attach a DISS fitting adapter PN B 775269 00 to the hu midifier adapter which is attached to the FCV 5 Make sure flow meter outlet is open and unobstructed and flow meter is properly positioned 4 Attach a 0 6 9 bar 0 100 psig pressure gauge to the DISS fit ting adapter PN B 775269 00 6 Test flow rate at each FCV
42. e liquid super saturated or too warm When this occurs rapid boiling and vaporizing of some of the liquid occurs The rapid boil ing and evaporation of the liquid dissipates the excessive heat until the remaining liquid cools down to the new saturation temperature 5 associated with the decreased pressure Figure 11 le With atmospheric ad ressure at in fb pressure at 12 PSIA D ll lt 19 Uh o Figure 11 Saturated Boiling Water at Lower Pressure Oxygen which is normally a gas at atmospheric pressure changes into liquid form when it is cooled to about 297 F 183 C at atmospheric pressure It 15 saturated at this temperature and pressure which means it will remain a liquid as long as no additional heat 15 added However the large quantity of heat present in the atmosphere constantly enters the liquid oxygen and causes it to boil and vaporize back into a gas Since it is virtually 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 vaporizing gas is trapped and begins to build pressure As pressure in creases above atmospheric pressure more heat is needed for boiling to occur at the higher pressure The heat that is constantly avail able from the atmosphere warms the liquid to a higher temperature where boiling again occurs The vaporizing gas
43. e liquid A differential pres sure between the liquid and the headspace gas causes the piston to move in the cylinder a distance proportional to the amount of liquid oxygen in the container The liquid oxygen contents are in dicated by aligning the colored line on the piston with the gradu Lan ated markings on the cylinder Empty 0 1 2 Full 1 1 Rolling Diaphragm Piston Low Pressure Gas Sense y uoiueduio5 SIIOA19S9O Internal Pressure Gauge Operation If Equipped o Lime Rolling Diaphragm The pressure indicator is a bourdon tube pressure gauge that indi cates the status of the system pressure in the head space The in dicator is not calibrated in units of pressure However a dark blue shaded region on the indicator dial marks an acceptable operating pressure range of approximately 1 0 1 7 bar 15 25 psig The pres High Pressure sure indicator is used to evaluate the reservoir system headspace Liquid Sense pressure during a fill and during system operation The pressure indicator does not indicate oxygen outlet pressure ANNA AA Piston Low Pressure Gas Sense RENAN Empty 0 1 2 Full 1 1 Figure 6 CAIRE al M o LEE NN Sy USE NO OIL D 60 psi Figure 7 Companion Reservoir Technical Service Manual PN 20559263 Rev B LE ment Descri Reservoir Serial Number Identification Each Companion reservoir is identified by a unique serial nu
44. e specified pressure relief devices are present in the proper location and functioning properly NOTE Liquid oxygen at atmospheric pressure expands at a ratio of approximately 860 1 at 0 bar Opsig when vaporizing into a gas This can occur very rapidly when exposed to the heat in the atmosphere See Figure 2 for comparison 860 Figure 2 LOX to Gas ratio WARNING Do not smoke or keep burning tobacco near this equipment Death or injury may occur WARNING Keep flammable materials away from this equip ment Oils grease including facial creams and petroleum jelly asphalt and synthetic fibers ignite easily and burn rapidly in the presence of concentrated oxygen If needed use only speci fied oxygen compatible lubricants as directed WARNING Liquid oxygen vessels periodically release small amounts of oxygen gas that must be ventilated to prevent pres sure buildup Do not store liquid oxygen equipment in a car trunk closet or other confined area Do not place bags blan kets draperies or other fabrics over the equipment when it contains liquid oxygen Companion Reservoir Technical Service Manual PN 20559263 Rev B y uoluedwo y D D lt 2 WARNING Medical electrical Equipment needs special precau WARNING The use of Accessories transducers and cables other tions regarding EMC and needs to be installed and put into service than those specified by the manufacturer
45. er tube with the inverted compression nut in the bottom port of the PRV R E valve 11 Make sure the tube end is aligned properly in the port and then tighten the inverted compression nut 12 Install the 1 16 in barbed fitting in the PRV R E valve port that faces the center of the reservoir 13 Connect the flexible tube and the tubing clamp to the barbed fitting 14 Apply Teflon tape sealant to the SRV threads 15 Install the secondary relief valve in the PRV R E valve port and tighten until snug 16 Perform leak test 17 Install the shroud C RP14 Pressure Retention Test 5 WARNING Reservoir must be empty and vented before start E ing procedure e 1 Attach pressurizing fixture to the QDV on the reservoir JJ 2 Connect an adjustable 0 6 9 bar 0 100 psig source of gase ous oxygen to the DISS oxygen inlet on the pressurizing fixture lt 3 Pressurize the unit to 1 5 bar 22 psig 7 NOTE Lightly tap the pressure gauge with your finger to assure that the needle is reading properly 4 Remove the pressurizing fixture 5 Let the unit stand for 10 minutes to allow the pressure inside the reservoir to stabilize 6 Engage te pressurizing fixture without the gaseous oxygen source to the QDV on the reservoir 7 Verify internal pressure is approximately 1 4 1 7 bar 20 5 25 psig 8 Record the initial time and pressure NOTE Lightly tap the pressure gauge with your finger
46. gen can be hazardous These devices should only be used when prescribed by a physician WARNING Not for use in the presence of flammable anes thetics CAUTION All CAIRE reservoir units should be moved by uti lizing the roller base or hand truck Do not roll units on their side or edge as insulation damage can occur All CAIRE res ervoir units must be used stored and transported in a vertical position Do not lay store or ship on its side y uoluedwo y SAIOAIOSSO WARNING Excess accumulation of oxygen creates an oxygen enriched atmosphere defined by the Compressed Gas Association as an oxygen concentration above 23 In an oxygen enriched atmosphere flammable items may burn vigor ously and may explode Certain items considered noncombus tible in air may burn rapidly in such an environment Keep all organic materials and other flammable substances away from possible contact with oxygen particularly oil grease kerosene cloth wood paint tar coal dust and dirt which may contain oil or grease DO NOT permit smoking or open flame in any area where oxygen is stored handled or used Failure to comply with this warning may result in serious personal injury WARNING In the event a unit is dropped tipped over or unreasonably abused immediately but cautiously raise the container to its normal vertical position If substantial con tainer damage has occurred remove the liquid oxygen from the vessel in a s
47. ight down 3 To replace bracket and bottle reverse above procedure RP5 Shroud Assembly RR Unscrew the screw in the top center of the top cover 2 Carefully lift up to remove the entire shroud assembly 3 To remove the cover body from the top cover unscrew the five small pan head screws on the underneath side of the top cover NOTE New labels must be installed any time the shroud is re placed Make sure that the front warning label is the correct one for the model of reservoir it is to be used on NOTE Be sure to align the shroud so that the access holes are positioned directly over the corresponding reservoir plumbing components Also be sure that the shroud is seated uniformly on the lower shroud lip 4 To replace the cover body reverse the above procedure Companion Reservoir Technical Service Manual PN 20559263 Rev B un y uoluedwo y SAIOAIOSS ME Troubleshootinc RP6 Liquid Contents Level Indicator Test 1 Verity that when the tank is empty the colored line on the contents indicator is aligned with the 0 marking 2 Fill the reservoir so it contains 9 to 11 kg 20 to 25 Ibs of liquid oxygen 2 Verify that within five minutes the center of the colored line on the contents indicator piston is within the proper range indicated by the shaded bar in Figure 11 1 1 1 1 3096 55 1 2 Companion 21 j 10 30 Companion 41 1 1 1 2 20 35 Companion
48. isconnect the pressurizing fixture 9 With no pressure in the unit disconnect both pressure sensing tubes from the contents indicator Using a wire tie lightly secure the tubes to the vent valve to prevent them from moving around CAUTION Damage to the contents indicator can occur Disconnect both contents indicator tubes before pressurizing the reservoir Vent the reservoir before connecting or disconnecting indicator tubes 10 Close the vent valve Reconnect the pressurizing fixture and adjust the regulator until the pressurizing fixture reads ap proximately 1 0 bar 15 psig 11 Allow an additional 15 minutes for gas to flow through and purge the contents indicator tubes 12 Disconnect the pressurizing fixture and open the reservoir vent valve 13 Reconnect both pressure sense tubes to the contents indica tor 14 Perform the contents indicator test RP6 y uoluedwo y SIIOA19S9O Companion Reservoir Technical Service Manual PN 20559263 Rev B zd ME Troubleshootinc amp Repair Procedures RP9 Internal Pressure Gauge Test If Equipped 1 Engage the pressurizing fixture to the fill connector on the reservoir and secure it with the attached strap Attach an adjustable 0 6 9 bar 0 100 psig source of gaseous oxygen to the Diameter Index Safety System DISS oxygen inlet on the pressurizing fixture Slowly pressurize the reservoir until the needle of the reser voir pressure gauge lines up w
49. it 4 Record weight and time 1st Recorded Weight 5 Allow unit to sit undisturbed for a minimum of 24 hours 6 Weigh unit 7 Record weight and time 2nd Recorded Weight 8 Calculate liquid loss rate NER using the following for mula Ist Recorded Weight 2nd Recorded Weight X 24 Hours Elapsed Time Between Weights in hrs 9 The NER should be between 73 1 0 kg 1 6 2 2 Ibs per day amp Repair Procedures RP24 FCV RR On units without an Internal Pressure Gauge Use a 1 2 in open end wrench to remove the humidifier adapter Remove the shroud per RP5 Use a 1 2 in open end wrench to hold the elbow fitting and use a 9 16 in open end wrench to remove the breathing coil nut from the elbow Use a 1 2 in open end wrench to remove the elbow fitting from the bottom of the FCV Use a Phillips head jeweler s screwdriver to remove the two Phillips head screws on the bottom of the mounting bracket which secure the FCV to the bracket Replace FCV To reinstall the FCV simply reverse the instructions above On units with Internal Pressure Gauges 1 Use a 1 2 in open end wrench to remove the humidifier adapter Remove the shroud per RP5 Use a 1 2 in open end wrench to hold the tee fitting and use a 9 16 in open end wrench to remove the breathing coil nut Use a 1 2 in open end wrench to hold the tee fitting and use a 9 16 in open end wrench to remove the pressure g
50. ith the 20 psig mark Verify that the reading on the pressurizing fixture gauge is within the blue acceptable region RP10 Internal Pressure Gauge RR If Equipped 1 2 Remove the shroud and top cover per RP5 Use a 5 8 in or 3 4 in open end wrench to hold the brass fitting below the pressure gauge which is attached to the gauge Usea 1 2 in or 9 16 in open end wrench to loosen the pres sure gauge from the brass fitting until the gauge is free Reverse the procedures above to reinstall the internal pres sure gauge RP11 PRV Test 1 Remove the shroud per RP5 NOTE If the R E valve contains a muffler or any other type of exhaust fitting remove fitting prior to testing Engage the pressurizing fixture to the fill connector on the reservoir and secure it with the attached strap Attach an adjustable 0 6 9 bar 0 100 psig source of gaseous oxygen to the DISS oxygen inlet on the pressurizing fixture Slowly pressurize the reservoir until a hiss is heard com ing from the PRV Verify that the PRV opens hissing at less than 1 7 bar 25 psig Slowly reduce the pressure within the reservoir until the hissing through the PRV stops Verify that the PRV closes hissing stops at a pressure greater than 1 4 bar 21 psig A 8 If either the opening pressure or closing pressure readings of e the PRV do not meet the specifications stated in previous steps replace the R E valve ne Q 9
51. low Meter Flow Meter Good Replace External FOV Bad Replace Economizer Allow Unit to Sit for 24 Hrs Fill Unit Companion Reservoir Technical Service Manual PN 20559263 Rev B EE WE Troubleshooting amp Repair Procedures C Q Fill Unit From E E Properly Disconnect saturated Transfill Line or Source z 2 Spray N2 or D un Close Fill Replace thawed O2 Dry Gas on fb Valve on Lip Seal lt i Poppet to Source and on Fill Thaw Ice 5 Crystal 2 Allow to Warm Adapter Until Free No Engage and Continue Disengage Filling Mating Fill Unit Adpater To Dislodge Ice Crystal Replace QDV 1 Empty Dewar 2 Clean 3 File Records 4 Return unit to Service Replace Reservoir Contact Caire Regarding Repair To use the Troubleshooting Chart Start at the upper left corner The top line shows the steps of routine maintenance Unless otherwise noted by the arrows the flow through the chart is down or to the right Companion Reservoir Technical Service Manual PN 20559263 Rev B EE ME Troubleshootinc RP1 General The following procedures have been carefully prepared to allow proper removal and replacement of defective components and should be used in conjunction with the Troubleshooting Chart and the tests in this section CAUTION When replacing components make s
52. m ber For reservoirs manufactured prior to January 1985 the num ber begins with a single digit signifying the year of manufacture followed by digits signifying the month of manufacture followed by digits signifying the calendar day of manufacture and ends with digits signifying the unit s production number for that day For reservoirs manufactured between January 1985 and October 1994 the number begins with a double digit signifying the year of manufacture followed by digits signifying the month of manufacture followed by digits signifying the calendar day of manufacture and ends with digits signifying the unit s produc tion number for that day For reservoirs manufactured in and after October 1994 the number begins with a double digit signifying the year of manu facture followed by digits signifying sequential day of the year on which the unit was manufactured and ends with digits signi fying the unit s production number for that day For reservoirs manufactured after June 2010 the number begins with the letters CB signifying the manufacturing location followed by the reservoir product code B30 followed by digits signifying the year of manufacture followed by a two digit num ber to signify the week of the year that the unit was manufactured and ends with digits signifying the unit s production number for that week For all units manufactured prior to June 2010 the serial number is etched handle of the cryogenic cont
53. may result in increased according to the EMC information provided in this manual WARNING Portable and mobile RF communications equipment WARNING The Companion Reservoir should not be used adja can affect Medical Electrical Equipment Table 2 Emissions or decreased immunity of the Companion Reservoir cent to or stacked with other equipment and that if adjacent or stacked use is necessary the Companion Reservoir should be ob served to verify normal operation in the configuration in which it will be used y uoluedwo y SAIOAIOSO Guidance and Manufacturer s declaration electromagnetic emissions The Companion Reservoir is intended for use in the electromagnetic environment specified below The customer or the user of the Companion Reservoir should assure that it is used in such an environment Emissions test RF emissions CISPR 11 RF emissions CISPR 11 Harmonic emissions IEC 61000 3 2 Voltage fluctuations flicker emissions IEC 61000 3 3 Compliance Group 1 Class B Not applicable Not applicable Electromagnetic environment guidance The Companion Reservoir uses RF energy only for internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment The Companion Reservoir is suitable for use in all establishments including domestic establishments and those directly connected to the public low voltage power supply net
54. nary while using a 9 16 in open end wrench to remove the vent extension 6 Lightly clamp the vent valve in a vise 7 Usea pin punch and a hammer to drive the spring pin out of the valve stem 8 Usea small screwdriver to carefully pry the retainer ring off of the valve stem 9 Use a dental pick or similar object to lift the O ring off the valve stem 10 10 reinstall or replace the vent valve reverse the above pro cedure NOTE Before installing the vent valve wrap the threaded mani fold extension tube with Teflon tape starting two threads back from the end Verify that the arrow on the vent valve body points away from the manifold y uoluedwo y SIIOA19S9O Companion Reservoir Technical Service Manual PN 20559263 Rev B Cu ME Troubleshootinc RP18 Fill Connector Release Assembly RR 1 2 Remove shroud per RP5 Use needle nose pliers to remove one E clip from the release lever pivot pin Remove the pin from the release lever Remove the lever from the mounting bracket Use No 110 Torx driver to remove two Torx screws from the release button Remove the button from the lever To reinstall or replace the fill connector release assembly reverse the above procedure RP19 QDV Assembly RR l Zi Remove shroud per RP5 Remove the fill connector release assembly Use a 7 8 in open end wrench to hold the body of the fill connector stationary Use a 10 in adjustable wren
55. on Reservoir Technical Service Manual PN 20559263 Rev B LE y uoluedwo y SAIOAIOSSO Jeration The Companion reservoir provides a source of liquid oxygen to fill portable units It also provides gaseous oxygen to a patient through the 12 position 0 10 1 LPM FCV If all reservoir outlets are closed Vent Valve PRV SRV FCV QDV with LOX in the unit then the pressure in the inner vessel will remain near the primary relief valve setting of less than 1 7 bar 25 psig As in all vacuum insulated cryogenic containers some liquid oxygen in this case is always evaporating into a gas The rate of generation of this gas with the flow control valve closed 15 called the normal evaporation rate NER This gas is lost through the primary relief valve WARNING Low oxygen flow rates to the patient may result if CAIRE reservoirs are filled with improperly saturated liquid oxygen WARNING The vent valve orifice does not guarantee properly saturated LOX The filling source tank must have a minimum 2 4 bar 35 psig optimum 3 4 bar 50 psig to transfill into CAIRE reservoirs or low saturation will occur mt Liquid Figure 4 When the FCV is at any setting other than off and the econo mizer valve 15 open pressure over 1 3 bar 19 5 psig gase ous oxygen is forced from the head space in the inner vessel through the economizer valve to the warming coil and breathing coil This process conserves or economizes liquid
56. or shroud components b QDV deformation c Contents gauge functionality d Cryogenic reservoir damage dents scratches e Visible dirt or contaminants inside and outside of the shroud as well as inside and outside of the condensate bottle f Presence of all required labels g If LOX is still present in the unit inspect for heavy frost or condensation on the exterior of the unit which would in dicate poor vacuum h Vent valve functionality all parts are present and the valve functions as it should Post Fill Procedure Visually verify a QDV poppet is closed and not leaking b Vent valve is not leaking c No heavy frost or condensation is present on the exterior of the unit d Contents gauge reads the accurate amount e Pressure gauge is reading accurate pressure if applica ble Companion Reservoir Technical Service Manual PN 20559263 Rev B fon y uoluedwo y SIIOA19S9O X Maintenance Schedule B Continuous Schedule B Continuous Pre and Post Fill Inspection Maintenance Checklist Pre Fill Visual Inspection Broken Shroud or Shroud Components Verified By Date yy QDV Deformation Verified By Date i Liquid Contents Level Indicator Functionality Verified By Date Cryogenic Reservoir Damage Dents Dings Verified By Date SO Visible Dirt or Contamination Inside and or Outside of the Upper Shroud as well as Inside and or Outside of the Condensate Collector 6 Presence of All Required La
57. oxygen by withdrawing the head gas first instead of allowing it to escape through the relief valve While flowing through the breathing coil the cold gaseous oxygen is warmed to near ambient tem perature before being metered and dispensed by the flow control valve Whenever gas is removed from the space above the liquid oxygen head space the inner vessel internal pressure begins to drop slightly When the pressure drops to 1 3 bar 19 5 psig the economizer valve closes forcing liquid oxygen up the withdrawal tube through the bypass tee and through the warming coil where it becomes gas then through the FCV providing gaseous oxygen to the patient NOTE In Figure 5 the operating pressure is at or below 1 3 bar 19 5 psi Figure 5 Companion Reservoir Technical Service Manual PN 20559263 Rev B E y uoiueduio5 SAIOAIOSS Jeration Liguid Contents Level Indicator Operation o Futi 5 The contents indicator visible through the top cover of the reser voir measures and displays the amount of liquid oxygen remain ing in the Companion reservoir It consists of a moveable piston LA rolling diaphragm assembly that is sealed within a plastic cylin cg der The system is based on the principle that the pressure created High Pressure YA at the bottom of a tank of liquid is proportional to the height of Liquid Sense the liquid The pressure signal is also a function of gaseous head space pressure acting on the top of th
58. s gas that is non flammable although it greatly accelerates combustion in high concentrations It constitutes about 21 of the Earth s atmosphere by volume Oxygen in higher concentrations is medically beneficial to patients suffering from certain respiratory diseases Oxygen like most gases will condense into 8 liquid with an increase in pressure or decrease in temperature As a liquid oxygen 15 pale blue in color and is about 860 times as dense as its gaseous form At atmospheric pressure 14 7 psia oxygen condenses into its liquid form at a temperature of about 297 F 184 C Liquid oxygen LOX is an efficient form of oxygen to meet a patient s port able ambulatory oxygen needs A volume of liquid oxygen when vaporized yields about 860 volumes of gaseous oxygen Figure 2 As you can see a relatively small volume of liquid oxygen provides a much larger volume of gaseous oxygen for a patient to use In medical liquid oxygen systems liquid oxygen and the gaseous oxygen resulting from its vaporization or boiling is stored under pressure The elevated pressure typically 22 psig 152 kPa enables oxygen to flow to the patient at a selected prescribed rate To sustain this oxygen flow to the patient the liquid oxygen must be in a state that allows vaporization to readily occur In other words the liquid oxygen must be in a state of saturation Let s take a look at what liquid saturation is all about A saturated liquid is one that
59. s should be less than 3 V m This table is included as a standard requirement for equipment which has been tested to specific test levels and over specific frquency ranges and been found compliant with regulations Companion Reservoir Technical Service Manual PN 20559263 Rev B a Recommended separation distances between portable and mobile RF communications equipment and the Companion Reservoir The Companion Reservoir is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or the user of the Companion Reservoir can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the Companion Reservoir as recommended below according to the maximum output power of the communications equipment y uoluedwo y SIIOA19S9O Rated maximum output Separation distance according to frequency of transmitter power of transmitter m W 150 kHz to 80 MHz 80 MHz and 800 MHz 800 MHz to 2 5 GHz d 1 2VP d 1 2 VP d 2 3 VP 0 12 m 0 12 m 0 23 m 0 38 m 0 38 m 0 73 m 1 1 2 1 2 2 3m 10 3 8m 3 8m 7 3m 100 12m 12m 23m For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can be estimated using the equation applicable to the frequency of the transmitter where P is the maximum output power rating of the transmitter in watts W according
60. servoir Companion Reservoir Technical Service Manual PN 20559263 Rev B LS Operation C Filling g Fully open reservoir vent valve 5 NOTE The fill source should have the correct fitting 5 8 x 45 h Engage the transfer line to the fill connector on the reservoir 5 male flare to connect to transfer line unit by aligning the fill connector on the transfer line directly over the fill connector on the reservoir and press downward e 1 Fill Source Preparation Keep downward pressure in the transfer line during the entire fill process l D a Ensure the source contains a sufficient amount of liquid oxy gen to completely fill the reservoir approximately 120 of 1 While filling throttle the vent valve with the vent valve wrench reservoir volume as needed to maintain pressure on the internal pressure gauge at lt gt approximately 1 2 1 5 bar 18 22 psig b Ensure the liquid oxygen in the fill source is saturated at 2 4 3 4 bar 35 50 psig NOTE Proper saturation is critical when filling a CAIRE reser voir If the fill source is not properly saturated the process of prop NOTE Non TPED Companion reservoir are not equipped with internal pressure gauges In any statement regarding internal pres sure if the unit does not have an internal pressure gauge an exter nal pressure gauge must be used by attaching it P N B 701732 00 or equivalent to the Humidifier Adaptor and
61. sing any CAIRE unit We recommend that our distributors emphasize safety and safe handling practices to their employees and customers While safety features have been designed into the unit and safe operations are anticipated it is necessary that all distributor personnel carefully read and fully understand WARNINGS CAUTIONS and NOTES throughout the manual Periodic review of this information is recommended These hazards require certain safety precautions to be taken when working around gaseous and or liquid oxygen WARNING Never permit combustible substances such as greases oils solvents or other compounds not oxygen compat ible to contact any component of the unit exposed to higher than atmospheric concentrations of gaseous or liquid oxygen This especially applies to tubing fittings and valves WARNING Keep oxygen equipment away from open flames or electrical appliances such as heaters stoves toasters and other devices with heating elements WARNING Never permit smoking in an area where oxygen equipment is repaired filled or used WARNING Always wear goggles a face shield and insulated gloves when working with or around liquid oxygen WARNING Do not modify equipment without authorization from the manufacturer WARNING These devices are not intended for life supporting applications nor do they provide patient monitoring capabili ties WARNING In certain circumstances the use of non pre scribed oxy
62. t any damage to Specifically designed roller bases are available for moving freight company before signing bill of lading CAIRE reservoirs short distances on smooth surfaces Hand trucks can also be utilized for transport as well CAIRE reser o 2 Check description on carton against your order voirs may be moved about or transported in a vehicle while full without damage however they should not be dropped placed on Hi 3 Unpack unit including all accessories and documentation their sides or handled roughly in order to prevent damage D D 4 Set aside packing materials in case unit must be returned to lt the factory vi Setup 1 Locate and record the reservoir serial number Reinstall the shroud 2 Visually inspect the reservoir for damage from improper handling Note any dents in the container cracks in the shroud missing or loose hardware and bent quick discon nect valves 3 Check the vent valve for smooth operation If possible connect a portable unit to the reservoir to check for smooth coupling and to make sure the portable unit is in proper alignment with the reservoir when mated and there is no in terference with the shroud or or case of portable unit 4 Check all labels for damage and wipe away any dust on unit with a clean dry lint free cloth 5 Verify the fill connector release button and mechanism move freely 6 Verify that an appropriate vent wrench is available for filling of re
63. tion and for excessive venting from relief valve some venting is normal 5 If either condition is observed conduct NER test RP23 JJ 4 Prepare for Use D D a Empty contents RP3 lt gt Clean and or disinfect outside of unit following instruc P tion set forth in the Operation section Companion Reservoir Technical Service Manual PN 20559263 Rev B E K Maintenance scnedule A Biennial step Aaa vera Vers Vers vers vero C 18589 LS i L5 CT a a a a La CS 1 1 Perform Liquid Leak Detector Test Repair Procedure Performed or Verified By Date RP2 Hl Perform PRV Test Repair Procedure RP11 Performed or Verified By Date y uoluedwo y D b lt 1 41 misse E E LL 7 Mamaa vi DE RE ES mete LL misse 1 mencionem 1 1 1 o i 1 1 L5 2 9 65 8 989 1 10 Liquid Contents Level Indicator Test Repair Procedure Performed or Verified By Date RP6 Liquid Contents Level Indicator Display With 9 11kg 20 25 Ibs of LOX I 1 4 1 ELEC 5 E EC
64. to fill or maintain this equipment until both this manual and the Patient Operating Instruction booklet have been read and fully understood Companion Reservoir Technical Service Manual PN 20559263 Rev B u 8 Preface A Abbreviations S FCV Flow Control Valve PRV Primary Relief Valve ge LED Light Emitting Diode QDV Quick Disconnect Valve LOX Liquid Oxygen RMA Return Materials Authorization 3 LPM Liters Per Minute RP Repair Procedure NER Normal Evaporation Rate RR Removal and Replacement POI Patient Operating Instructions SRV Secondary Relief Valve b N2 Nitrogen Gas O2 Oxygen Gas D TF Top Fill SF Side Fill DF Dual Fill PTFE Polytetrafluoroethylene Teflon re DISS Diameter Index Safety System Definition of Terms WARNING Description of a condition that can result in personal injury or death CAUTION Description of a condition that can result in equipment or component damage NOTE A statement containing information important enough to emphasize or repeat ITEM Item numbers used throughout this manual are shown on the illustrations beginning on page 34 Definition of Product Symbols Table 1 Definition of Product Symbols Symbol The unit contains liquid oxygen which is extremely cold almost 300 F Exposure to such a low tem European Community perature can cause severe frostbite D not touch frosted parts Caution consult accompaning docu Liquid and gaseous oxygen
65. tor RR 3 RP5 Shroud Assembly RR 31 RP6 Liquid Contents Level Indicator Test 32 RP7 Liquid Contents Level Indicator RR 32 RP8 Purging Liguid Contents Level Indicator RR 32 RP9 Internal Pressure Gauge Test if Equipped 33 RP1O Internal Pressure Gauge RR if Equipped 33 RP11 PRV Test 33 RP12 SRV Test 33 RP13 PRV SRV R E Valve RR 34 RP14 Pressure Retention Test 34 RP15 Warming Coil Assembly RR 35 RP16 Vaporizer Coil Assembly RR if Equipped 35 RP17 Vent Valve RR 35 RP18 Fill Connector Release Assembly RR 36 RP19 QDV Assembly RR 36 RP20 Flow Rate Test
66. ure the new part is oriented exactly the same as the original part prior to installation CAUTION Some components require a specific amount of torque when assembling Follow torque requirements where specified NOTE All replacement parts must be factory approved cleaned for oxygen service and stored in sealed plastic bags The repair area must be clean and separate from other areas Room air should be filtered and free from dust soot and other contaminants NOTE When replacing components with pipe threads use PTFE tape thread sealant Apply two rounds of PTFE tape to threads near end of component avoiding first thread NOTE When assembling new compression fittings tighten 1 8 1 4 and 1 2 nuts eight flats past finger tight and 3 16 nuts five flats past finger tight When reassembling previously used com pression fittings tighten nuts one to two flats past finger tight amp Repair Procedures RP2 Leak Test 1 Attach the pressurizing fixture PN B 701731 S V to the fill connector on the reservoir unit and secure it with the at tached strap 2 If the reservoir contains liquid oxygen verify that it is pres surized between 1 4 to 1 7 bar 21 25 psi 3 If the reservoir does not contain liquid oxygen connect an adjustable 0 to 6 9 bar 0 to 100 psig source of gaseous oxy gen to the DISS oxygen inlet on the pressurizing fixture 4 Pressurize the reservoir with gaseous oxygen to between 1 4 to 1 7 bar 2
67. vice Not Applicable DC powered device 3 A m Not Applicable Not Applicable Power frequency magnetic fields should be at levels characteristic of a typical location in a typical commercial or hospital environment Note UT is the a c mains voltage prior to application of the test level This statement indicates that the required testing was performed in a controlled environment and the Companion Reservoir are found to be compliant with regulations Companion Reservoir Technical Service Manual PN 20559263 Rev B Table 4 The Companion Reservoir is intended for use in the electromagnetic environment specified below The customer or the user of the Companion Reservoir should assure that it is used in such an environment Immunity test Conducted RF IEC 61000 4 6 Radiated RF IEC 61000 4 3 Guidance and manufacturers declaration electromagnetic immunity IEC 60601 test level 3Vrms 150kHz to 80 MHz 3 V m 80 MHz to 2 5 GHz Compliance level Not Applicable Battery powered device 3 V m 3 ge 5 J Electromagnetic environment guidance Portable and mobile RF communications equipment should be used no closer to any part of the Companion Reservoir SAIOAIOSSO including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance 1 2 vP d 12VP 80 MHz to 800 MHz d
68. work that supplies buildings used for domestic purposes Companion Reservoir Technical Service Manual PN 20559263 Rev B 8 Table 3 The Companion Reservoir is intended for use in the electromagnetic environment specified below The customer or the user of the Companion Reservoir should assure that it is used in such an environment Immunity test Electrostatic discharge ESD IEC 61000 4 2 Electrical fast transient burst IEC 610004 4 Surge IEC 61000 4 5 Voltage dips short interruptions and voltage variations on power supply input lines IEC 61000 4 11 Power frequency 50 60 Hz magnetic field IEC 61000 4 8 Guidance and manufacturers declaration electromagnetic immunity IEC 60601 test level 6 kV contact 8 kV air 2 kV for power supply lines kV for Compliance level 6 kV contact 8 kV air Not applicable DC powered device Not applicable N o 3 ge J 5 J Electromagnetic environment guidance Floors should be wood concrete or ceramic tile If floors are covered with synthetic material the relative SIIOA19S9 humidity should be at least 30 Not applicable input output lines No data input output lines 1 kV line s to line s 2 kV line s to earth lt 5 UT gt 95 dip in UT for 0 5 cycle 40 UT 60 dip in UT for 5 cycles 70 UT 30 dip in UT for 25 cycles lt 5 UT gt 95 dip in UT for 5 sec 3 A m Not Applicable DC powered de

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