Technical Service Manual PM2200 Series Liquid Oxygen Portable
Contents
1. CO gen 92 our safety consult prior to using Figure 19 Figure 20 Section 8 0 Dome installation refer to figure 17 21 8 1 Rotate the Pulse Selector so its grooves will clear the Dome during installation 8 2 Align the Dome over the manifold so it will clear the Fill Connector 8 3 Slowly slide the Dome onto the Manifold When the Pulse Selector is aligned with its window in the Dome rotate the Pulse Selector to the 0 position NOTE Align the Dome and rotate the Pulse Selector into the 0 position Tip Try to keep the screw hole below the Pulse Selector in the Dome centered on its mating hole in the Manifold 8 4 Insert the three 3 Dome Retaining Screw Nylon Spacers into position on the Dome 8 5 Install the 3 Dome Retaining Screws using a 3 32 in hex key NOTE NOT OVER TIGHTEN One of the dome screws may require the use of a special Tamper proof Screw Bit to remove The Tamper proof Screw may be discarded and replaced with standard Dome Retaining screw P N 504128 8 6 Install the Outlet Fitting as per section 2 0 8 7 Install the Vent to Fill Valve assembly as per section 4 0 8 8 Install the Pressure Relief Valve as per section 3 0 8 9 Drop the Sense Diaphragm Spring into the top of the Dome 8 10 Install the Sensitivity Adjustment Screw flush with the top of the Dome NOTE DO NOT apply any thread locking compound prior to setting the trigger sensitivity as2. Liquid Oxygen System 32 Technical Service Manual TEST INSTRUCTIONS continued Section 27 0 Trigger sensitivity setting and Test refer figure 62 NOTE This procedure must be performed whenever the EasyMate has been disassembled 27 1 27 2 27 3 27 4 27 5 27 6 27 7 27 8 27 9 27 10 Insure that the Sensitivity Setting Spring and Sensitivity Adjustment Screw have been installed into the Dome and NOT secured with thread locking compound Set the EasyMate to setting 0 and fill as per the User Manual and allow it to stabilize for 15 minutes This allows the unit to reach full relief pressure indicated by the Pressure Relief Valve venting pressure Place the EasyMate into the Probe Pressure Test Fixture and secure Attach the appropriate fill connector adaptor to Probe Pressure Test Fixture and engage into Fill Connector Set the Pressure Test Fixture controls as per table 4 insure that its pressure is within 50 56 psi 3 45 3 86 bar Reg 1 Slowly increasing 50 56 psig Gauge 1 3 45 3 86 bar Gauge 2 Table 4 reference figure 62 Set the EasyMate Pulse Selector to setting 1 if it pulses on its own auto cycle as indicated by the flow indicator slowly turn the Sensitivity Adjustment Screw clockwise in until the pulsing stops OR If the EasyMate does not pulse on it own turn the Sensitivity Adjustment Screw counterclockwise out until it begins to pulse on its own aut
3. reference figure 57 amp 59 22 6 Slowly increase the pressure Reg 1 on the Probe Pressure Test Fixture and stop when you hear the Pressure Relief valve on the EasyMate Portable open indicated by a hissing sound The opening pressure of the Pressure Relief Valve should be between 53 56 psig 3 51 3 86 as indicated on test pressure gauge Gauge 1 record relief pressure If pressure is outside of this range replace the Pressure Relief Valve as per section 3 0 22 7 Close the Pressurization Valve Valve 2 on the Probe Pressure Test Fixture and allow the pressure to stabilize for 5 to 10 seconds as indicated on the Test Pressure Gauge Gauge 7 1 The Pressure Relief Valve reset pressure should be between 51 53 psi 3 51 3 65 bar Record reset pressure If pressure is outside of this range replace the Pressure Relief Valve as per section 3 0 uu a a L e 1 S IRA 1 1 m Valv x AE J B Valve 2 Valve 3 4 kas k 1 EASYMATE A Liquid Oxygen System Technical Service Manual TEST INSTRUCTIONS continued terials Figure 58 Leak down test 22 8 Set the controls on the Probe Pressure Test Fixture should be as per table 2 Reg 1 Slowly increasing Above 45 psig auge 3 1 bar Table 2 reference figure 57 amp 59 22 9 Monitor the pressure on Test Pressure Gauge Gauge 71 on the Probe Pressure Test Fixture for an additiona
4. 38 grams hour or 0 55 LPM or less in upright position Fill Pressure Up to 60 psi Fill time 10 to 30 seconds EASYMATE Liquid Oxygen System Technical Service Manual SERVICE EQUIPMENT REQUIRED Hand Tools 15 16 in x 3 4 in thin flat open end wrench P N 504715 7 8 in thin flat open end wrench P N 504722 e Driver bit screw tamper proo P N 505386 Socket pressure relief valve P N 504498 e Lip seal insertion tool P N 504578 1 16 in hex key Allen wrench 5 64 in hex key Allen wrench 3 32 in hex key Allen wrench 1 8 in hex key Allen wrench 9 64 in hex key Allen wrench 5 16 in hex key Allen wrench Z 1 Phillips screw driver 1 4 32 tap 1 2 in nut driver O ring between 1 in 2 in in diameter used as Vent Lever prop tool Dental pick or small awl Operation Verification Procedure P N 504579 EasyMate Portable User manual model specific P N 504635 Supplies Loctite 222MS low strength thread locking compound Alcohol for cleaning Test Equipment XXXXXXXXXXXXX Patient Trigger Simulator Model CTS XXXXXXXXXXXXX Probe Pressure Test Fixture Model LS 44 XXXXXXXXXXXXX Probe Holding Fixture Model LS 45 Figure 2 Probe Pres
5. b Defective contaminated poppet b Replace poppet as per 20 0 21 0 EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS Section 1 0 Dome Cap removal installation refer to figure 4 Removal 1 1 Remove Dome Cap by prying off the Dome Retaining Screws Installation 1 2 Install Dome Cap by aligning with Dome Retaining Screw and snap into place Figure 4 Section 2 0 Outlet Fitting removal installation refer to figure 5 amp 6 Removal 2 1 Prop open the Vent Lever with the black O ring tool This will keep pressure from building while removing other components if there is any residual LOX in the container ACAUTION When opening Vent Lever to release pressure from the EasyMate Portable always point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 2 2 Remove Outlet fitting Retaining Screw 2 3 Remove Outlet Fitting by pulling straight out Installation 2 4 Install the Outlet Fitting by inserting into position 25 Apply a small drop of Loctite 222MS thread locking compound to the threads of the Outlet Fitting Retaining Screw 2 6 Install the Outlet Retaining Screw NOTE DO NOT OVER TIGHTEN Figure 5 8 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 3 0 Pressure Relief Valve removal installation refer
6. of test equipment dead space in test circuit resistance in mass flowmeter etc EASYMATE Liquid Oxygen System Technical Service Manual WU3NIV LNOO Zv8E 08 43H1390L 38 LSNW Jan TIIJ SCOVOS SNIudS ZCOVOS ST13GON 1 38v1 8P v0S ONTY uddSNVuL TIWWYAHL OETVOS AMIGWASSV 131134 3141551 4 9 6 be em L3 TfIO 801908 a SNIU O 9TZv0S lt 3 ALTUNDAS VVEVOS _ sdOVdS Zv9r0s TIVd v60vr0S D 9 45 460 704 05 i LW83SNI INILSJCO ECEP S 0 0 9405 M3U2S Z400v0S LIN 3231135 MYVW 60Z70S 9 M349S 00 0S LIN 39IAH3S 2 8 0 Q IOJINVIA 6166056 M3u2Ss Z00v08S mA 9 15506 S m uOIANU3S3u 815S08 eoiAJeg uabhxpg pinBiT 3211435 g8d v0SvOS M332S 00v0S dVOQN3 Tv0Tv0S LN3A Z 0v0S 3211435 TIIJ OL LN3A SOSTOS JIaQNVH 09rv0S e 25 LNalWLsnreav eervos 138 1 0901 TT7S0S _ d3AQO ZE9vOS 505539 Rev1 E 03 22 12 IN USA
7. per section 27 0 Figure 21 14 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 9 0 Conserver Sub assembly removal refer to figure 22 amp 23 9 1 9 2 9 3 Remove the Dome as per section 7 0 Remove the three 3 retaining screws from the Conserver Sub assembly NOTE These screws have been locked in place with thread locking compound Remove the Conserver Sub assembly by lifting up NOTE The bottom of the Conserver Sub assembly seals to the Manifold with four 4 O rings make sure all O rings stay in place Figure 22 Figure 23 Section 10 0 Conserver sub assembly installation refer to figure 22 amp 23 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 Place one 1 005 larger O ring and two 2 003 smaller O rings into their respective recesses on the manifold where the Conserver sub assembly will seat If installing a new Conserver Sub assembly remove the three 3 Conserver Retaining Screw Shipment Nuts and discard NOTE DO NOT remove the three 3 Conserver Retaining Screws or Diaphragm Retainer Ring from the Conserver Sub assembly Position the EasyMate Portable with the Fill Connector pointing away from you and the Pulse Selector is pointing towards you Place a small drop of Loctite 222MS on the end of each of the three 3 Conserver Retaining Screws Place the 004 medium O ring into its
8. pull out past the Outlet Fitting 5 3 Reach in on the other side of the Dome past the Vent Lever to grasp the other end of the old Handle and pull out 5 4 Remove the old Handle by cutting the ends off the old Handle and pulling through their slots in the Dome Figure 14 Installation 5 5 Position the EasyMate Portable with the Fill Connector facing you 5 6 Align the new Handle so the EasyMate Portable logo on top is readable with the Fill connector facing you 5 7 Slide the ends of the new Handle thru the slots in the Dome until the folded tab passes all the way to the inside of the Dome NOTE If it is difficult to slide the ends into the Dome compress the ends of the new Handle in a vice prior to installation You can also carefully use a flat bladed screw driver to help slide the Handle thru the slots 5 8 installed tug on the handle to insure it has been properly installed Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 6 0 Container Label repair replacement refer to figure 15 amp 16 6 1 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 6 11 NOTE This procedure is intended to repair replace a damaged Container Label by applying a new Container Label directly over the damaged original Container Label Removal of the original Container Label is very difficult and unnecessary If the EasyMate Portable has a
9. to figure 6 8 Removal 3 1 Prop open the Vent Lever with a black O ring tool This will keep pressure from building while removing other components if there is any residual LOX in the container ACAUTION When opening Vent Lever to release pressure from the EasyMate Portable always point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 3 2 Using the Pressure Relief Valve Socket remove Pressure Relief Valve by unthreading it from Manifold NOTE If the Pressure Relief Valve O ring stays in the manifold carefully remove to prevent it from being lost Figure 6 Installation 3 3 Install the Pressure Relief Valve O ring into position on the Pressure Relief Valve 3 4 Install the Pressure Relief Valve O ring assembly into its port in the Manifold and tighten securely o E za Mort Figure 7 I EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 4 0 Vent to Fill Valve removal installation refer to figure 9 12 Removal 4 1 Remove the Pressure relief valve as per section 3 0 4 2 Remove Vent Lever Screw Vent Lever Pivot Pin assembly Wave Washer and Nylon Washer NOTE The Vent Lever Screw was installed using thread locking compound 43 Remove the Vent to Fill Valve by unthreading the Vent Valve Nut and remove it along with the Vent Valve Spring and Vent Valve Shaf
10. 7 Using a dental pick or small awl pry out the three 3 Dome Retaining Screw Nylon Spacers 7 8 Position the EasyMate Portable so the Pulse Selector is towards you 7 9 Rotate the Pulse Selector past the setting 4 position while pushing up slightly on the dome This may take a little finesse The objective is to rotate the Pulse Selector until its grooves have cleared the Dome 7 10 Remove the Dome by pull up and twisting slightly back and forth NOTE The Sense Diaphragm Spring is located just under the top of the Dome make sure the spring stays in place 7 11 Remove the Sense Diaphragm Spring from the Sense Diaphragm 7 12 Remove the Sensitivity Adjustment Screw by turning it clockwise thru to the inside of the Dome NOTE Units prior to S N PO11004 used a strong thread locking compound to secure the Sensitivity Adjustment Screw If the hex socket becomes stripped while attempting to remove the Sensitivity Adjustment Screw it must be drilled out and removed with a broken screw extractor Easy out Please follow the broken screw extractor manufacturers instructions to avoid damaging the Dome Once the damaged Sensitivity Adjustment Screw has been removed and the Dome has not been damaged chase clean out the threads in the dome with a 1 4 32 tap em d Figure 17 Figure 18 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued ay M EU w
11. L 13 SECTIONS DOME INS TALLATION uu u uuu 14 SECTION 9 0 CONSERVER SUB ASSEMBLY REMOVAL 15 SECTION 10 0 CONSERVER SUB ASSEMBLY INSTALLATION entendre 15 SECTION 11 0 ORIFICE PLATE REPLACEMENTIT dad gehn dad deep repenser 16 SECTION 12 0 PULSE SELECTOR KNOB REPLACEMENT FE 16 SECTION 13 0 PROBE DIAPHRAGM REPLACEMENLT nr 17 SECTION 14 0 PROBE SUB ASSEMBLY REMOVAL Vestis Rude 20 SECTION 15 0 PROBE SUB ASSENIBEY INSTALLATION 20 SECTION 16 0 CRYOGENIC CONTAINER 23 SECTION 17 0 CRYOGENIC CONTAINER INSTALLATION rr 23 SEC HON 15 9 MANIFOLD REMOVAL uu uuu aE 23 SECTION 19 0 MANIFOLD 22200000 1 0 0000000000000 000 ennnnnenn nns ns sss nss sss 23 SECTION 20 0 FILL CONNECTOR REMOVAL AND DISASSEMBLY INSTRUCTIONS 24 SECTION 21 0 FILL C
12. ONNECTOR ASSEMBLY AND INSTALLATION INSTRUCTIONS 26 TEST INS TUE HONS AO VE aan E o eU Zuna DUUM ND MUR ou 28 SECTION 22 0 PRESSURE RELIEF VALVE LEAK DOWN vend ems trn er 28 SECTION 23 0 mca ied e uuu uu 30 SEC HON 240 VENETO FILL VALVE 30 SECTION 250 PROBE ASSEMBLY 31 EC DONS NET nn 32 SECTION 27 0 TRIGGER SENSITIVITY SETTING AND TESTS bro raten abu neis 33 SECTION 28 0 CONSERVER PERFORMANCE TEST OPTIONAL raus Rr UzUNITEPRUP MF CU o tpE ex PERF UFOFDS 34 EASYMATE Liquid Oxygen System Technical Service Manual PREFACE Customer Service Tech Support Web WWW XXXXXXXXXXXXX com This manual is intended to guide and help a qualified service technician in the safe handling service repair and calibration of the EasyMate PM2200 Series Portable Liquid Oxygen System A qualified service technician should be trained in the safe handling of liquid oxygen and understand its inherent dangers All qualified technicians must have completed the PM2200 Series Liquid Oxygen System Technical Service Training Program Only those facilities with individuals who have completed this program will be eligible to purchase the required tes
13. ONS continued 28 5 Ensure that the EasyMate is set to setting 0 28 6 Setand observe the controls on the Probe Pressure Test Fixture as per the table 5 Reg 1 58 psig Gauge 1 3 51 3 65 bar Table 5 reference figure 62 28 7 Increase regulator pressure Reg 1 on the Probe Pressure Test Fixture until the pressure reaches between 51 53 psig 3 51 3 65 bar 28 8 Connect the CTS to appropriate power source and 50 psi 1096 3 45 bar 10 compressed air source 28 9 Turn on the CTS and insure that the CTSs system pressure is set within specification range 28 10 Set the CTS to 20 breaths per minute BPM 28 11 Attach the tubing from the trigger port of the CTS to the Outlet Fitting on a Mass Flowmeter capable of measuring minute volume the sum of one minute s pulses 28 12 Connect the other end of the Mass Flowmeter to the outlet fitting of the EasyMate 28 13 The EasyMate should deliver a pulse with each breath or cycle from the CTS If it fails to pulse on every breath refer to section 27 0 28 14 The Minute Volume at 20 BPM of each setting are as indicated on the table 6 Table 6 for reference only not a 1596 NOTE This above data is not a performance specification and is for reference use only There are many variables that can effect the results of this test including but not limited to type and brand of mass flowmeter resistance in test circuit breath rate calibration
14. Technical Service Manual PM2200 Series Liquid Oxygen Portable EASYMATE Liquid Oxygen System CONTENTS dig 2 DERINITON OF TERM G 2 SAFETY INFORMATION WARNINGS AND CAUTIONS 2 THEORY OF OPERATION D ie ae 3 WARNINGS AND Big T 3 PRODUCT SPECIFICATIONS 5 TROUBLESHOO TIN 7 REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS 8 SECTION 1 0 DOME CAP REMOVAL INSTALLATION nnnn nn nnnrn nnn rrr rri na 8 SECTION 2 0 OUTLET FITTING REMOVAL INSTALLATION ais tphe 8 SECTION 3 0 PRESSURE RELIEF VALVE REMOVAL INSTALLATION eee 9 SECTION 4 0 VENT TO FILL VALVE REMOVAL INSTALLATION 10 SECTIONS HANDLE REPLACEMENT au qusan 11 SECTION 6 0 CONTAINER LABEL REPAIR REPLACEMENTI 12 SECTION 70 DOME REMOVA
15. al probe technology The thermal probe operates on the head pressure within the container As the pressure decreases the thermal probe engages and transfers heat energy from the dome via the probe into the LOX The LOX boils off changes to GOX which expands increasing the pressure in the container and disengaging the probe The EasyMate Portable s NER is slightly higher then the delivered minute volume on setting 1 and approximately the same as setting 2 Therefore the probe is idle on setting 1 and 2 The probe operates mostly on setting 3 and 4 and also just after filling to build head pressure in about 1 3 minutes the EasyMate Portable achieves full head pressure WARNINGS AND CAUTIONS AWARNING Oxygen supplied from this device is for supplemental use and is not intended to be life supporting or life sustaining This device is not intended for use by patients who would suffer immediate permanent or serious health consequences as a result of an interruption in the oxygen supply Always follow CGA P 2 7 standard Guide for the safe storage handling and use of Portable Liquid Oxygen Systems in Health Care Facilities This device is NOT to be used by patients who breathe through their mouths DO NOT smoke in an area where oxygen is being administered DO NOT use near any type of flame or flammable explosive substances vapors or atmosphere DO NOT use oils greases lubricants or any combustible materials on or near this product Wash han
16. ange in ambient pressure in proximity to the EasyMate may cause an auto cycle i e the room door opening or closing a breeze from a fan removing the tubing from the Outlet Fitting to quickly etc Apply a small drop of the Loctite 222MS Thread Locking Compound around the Sensitivity Adjustment Screw NOTE DO NOT apply thread locking compound into the hex socket of the Sensitivity Adjustment Screw This will make future removal difficult Apply a new Dome Logo label covering Sensitivity Adjustment Screw Figure 62 Section 28 0 Conserver performance Test optional for reference only 28 1 28 2 28 3 28 4 XXXXXXXXXXXXX s Oxygen Conserving Technology which is incorporated in the EasyMate is unique It controls the total amount of oxygen delivered to the patient per minute referred to as Minute Volume Control or Fixed Minute Volume Control This Technology is inherently accurate so performance tests of the conserver are not necessary Therefore this section is for informational use only and is not required to verify the performance of the EasyMate Connect Probe Pressure Test Fixture Model LS 45 to a compressed oxygen source of 70 to 100 psi 4 82 6 89 bar via its inlet fitting Place the unit into Probe Pressure Test Fixture and secure Attach the appropriate fill connector adaptor to Probe Pressure Test Fixture and engage into Fill Connector MATE 7 Liquid Oxygen System Technical Service Manual TEST INSTRUCTI
17. ause the Probe assembly to malfunction Remove the Probe Diaphragm Retaining Screw and Cap NOTE The Probe Retaining Screw has been locked in place with thread locking compound Remove the Probe Diaphragm Remove Manifold assembly from the Probe Holding Fixture NOTE Be careful that the Thermal Transfer Ring does not fall out of the Manifold Remove the Upper Probe and Probe Spring from the Probe Holding Fixture NOTE If the Upper Probe will be re installed it is very important to protect the mating surface from being damaged in any way The Upper Probe and its corresponding Lower Probe are matched sets and should always be replaced as a set Section 15 0 Probe Sub assembly installation refer to figure 37 45 15 1 15 2 15 3 15 4 15 5 15 6 15 7 15 8 15 9 Position the Probe Holding Fixture with its front facing you Place the Upper Probe into the Probe Holding Fixture and secure NOTE Great care must be exercised when handling the Upper Probe Any damage to its mating surface may cause the Probe assembly to malfunction Place the Probe Spring on to the shaft of the Upper Probe Insure that the Thermal Transfer Rings in its position in the Manifold assembly Carefully align the Manifold assembly with the Fill Connector towards you onto the Probe Holding Fixture Slide the Manifold into position on the Probe Holding Fixture with the Upper Probe passing thru the Thermal Transfer Ring and secure into place With the Manifo
18. ays A true pulse is defined by a high peak flow 4 to 10 LPM for a very short duration of time 0 2 to 0 4 seconds It also controls the delivered minute volume which remains consistent between 15 and 35 BPM The total oxygen volume delivered minute volume the patient receives is always the same as the patient s breath rate decreases the pulse volume increases and conversely when breath rate increases The GOX flows and accumulates in the conserver s reservoir housed in the dome at a rate defined by the pulse selector setting The conserver senses the patient s inspiratory effort by means of a thin membrane The membrane opens a slave valve and in turn releases the contents of the reservoir to the patient This all happens in less then 0 5 seconds The delivered minute volume is controlled by the setting the volume of the reservoir and the time between breaths The cryogenic container is another unique feature of the EasyMate Portable It is the first and only truly no spill container This is achieved by the use of a simple dip tube extending to the center of the container Constructed like a stationary Reservoir it is very durable and can stand up to the toughest patient use The method to convert LOX to GOX is also a very unique feature ofthe EasyMate Portable There are no warming coils economizer valves tubing or tubing connections of any kind on the exterior The LOX is converted to GOX by means of the container s NER and its patented therm
19. b assembly as per section 9 0 12 3 Remove the Orifice Plate as per Section 1 1 0 12 4 Hold two 2 fingers around the sides of the Pulse Selector Knob to keep the Detent Balls and Spring from popping out of the manifold lift up the Pulse Selector Knob and discard Installation 12 5 Hold the Detent Balls and Spring in position with two fingers 12 6 Slip the Pulse Selector Knob into position over the Detent Balls 12 7 Install the Orifice Plate as per section 11 0 12 8 Install the Conserver Sub assembly as per section 10 0 12 9 Install the Dome as per section 8 0 Figure 25 Figure 26 MATE Liquid Oxygen System 16 Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 13 0 Probe Diaphragm replacement refer to figure 27 36 Removal 13 1 Remove the Dome as per Section 7 0 13 2 Remove the Conserver Sub assembly as per section 9 0 13 3 Remove the four 4 Manifold Retaining Screws and set aside NOTE These screws have been locked in place with thread locking compound 13 4 Carefully lift the Manifold Probe assembly up and out of the Container A CAUTION Caution must be exercised when handling the Probes Any damage to the probes mating surfaces may cause the Probe assembly to malfunction NEVER rotate the probes mating surfaces against one another when engaged 13 5 Grasp the Manifold in one hand and the Probe Support assembly with the other and carefully separate t
20. ce the Flat Washer onto Poppet Spring in Fill Connector Using internal retaining ring pliers insert the Retaining Ring into the groove at the end of the Fill Connector Thread the Fill Connector Assembly into the Manifold by hand until snug Tighten the Fill Connector Assembly to 85 95 in Ibs 9 60 10 73 N m of torque using the special 7 8 in flat wrench approximately 45 turn of wrench after had snug Apply a few drops of Loctite 222MS thread locking compound to the threads of the Socket Head Retaining Cap Screw and install into manifold Using long side of hex key hand tighten the Socket head Retaining Cap Screw NOTE DO NOT OVER TIGHTEN Figure 56 MATE NL Liquid Oxygen System Technical Service Manual TEST INSTRUCTIONS AOVP Advanced Operation Verification Procedure Section 22 0 Pressure Relief Valve leak down refer figure 57 59 Relief Valve Test 22 1 Connect Probe Pressure Test Fixture to a compressed oxygen source of 70 to 100 psi 4 82 6 89 bar via its inlet fitting 22 2 Attach the appropriate fill connector adaptor to Probe Pressure Test Fixture and engage into Fill Connector 22 3 Place the EasyMate Portable into the Probe Pressure Test Fixture and secure 22 4 Ensure that the EasyMate Portable is set to setting O 22 5 Set and observe the controls on the Probe Pressure Test Fixture as per table 1 53 56 psig Gauge 1 3 51 3 86 bar Gauge 2 Oxygen Source Pressure Table 1
21. d Upper Probe assembly in the Probe Holding Fixture place the new Probe Diaphragm into position confirm proper orientation 13 10 Place a small drop of Loctite 222MS thread locking compound into the threads of the Upper Probe 13 11 Install Probe Diaphragm Retaining Screw and Cap NOTE DO NOT OVER TIGHTEN 13 12 Remove Manifold Upper Probe assembly from the Probe Holding Fixture 13 13 Carefully Align the Probe Support assembly with the Fill tube and Upper Probe Spring assembly NOTE Great care must be exercised when handling the Upper Probe Any damage to its mating surface may cause the Probe assembly to malfunction 13 14 Slide the Probe Support assembly into position and engage the two tabs on the top of the Probe Support with their corresponding slots in the Manifold NOTE Make sure the tabs have engaged the slots 13 15 Carefully align the Manifold Probe assembly into its proper position on the Container i e Fill Connector with Fill Connector graphics on the Container Label and slide down into position 13 16 Align the screw holes in the Manifold with their corresponding holes in the Container NOTE The Containers Pump Out Port should be to the right of the Pulse Selector 13 17 Place a small drop of Loctite 222MS thread locking compound on the threads of the Manifold Retaining Screws holes in the Container 13 18 Drop the Manifold Retaining Screw into position in the Manifold and tighten securely 13 19 Install the Conser
22. ds properly prior to usage DO NOT touch liquid oxygen or parts that have been in contact with liquid oxygen Liquid oxygen is extremely cold 297 F 183 C When touched liquid oxygen or parts of the equipment that have been carrying liquid oxygen can freeze skin and body tissue DO NOT connect the Portable System to a gas source other than Oxygen Doing this may cause inhalation of hazardous substances EASYMATE Liquid Oxygen System Technical Service Manual TO AVOID INCREASED RISK OF FIRE Keep this equipment away from electrical appliances Use and store Reservoir and Portable units at least five 5 feet from electrical appliances that may cause heat or sparks Keep oxygen equipment away from open flames Use and store Reservoir and Portable at least five 5 feet away from equipment such as furnaces water heaters and stoves that may contain open flames Keep equipment in a well ventilated area at all times These devices periodically release small amounts of oxygen gas that must be ventilated to prevent buildup High concentrations of oxygen can cause rapid burning of other substances DO NOT store liquid oxygen equipment in a closet car trunk or other confined area DO NOT place blankets draperies or other fabrics over equipment DO NOT use if dirt or contaminants are present on or around fill connectors on the Portable device or Reservoir NO OXYGEN is delivered when the Pulse Selector is at the O Setting NO OXYGEN is d
23. eal insertion tool until in snaps into position Remove insertion tool NOTE Ensure correct orientation of Lip Seal 21 6 Thread the Fill Connector Collar Assembly into the Manifold over the Fill Connector Body Assembly by hand until snug 21 7 Tighten the Fill Connector Collar to 85 95 in lbs 9 60 10 73 N m of torque using the special 15 16 in flat wrench approximately 45 turn of wrench after hand snug 21 8 Apply a few drops of Loctite 222MS thread locking compound to the threads of the Socket Head Retaining Cap Screw and install into manifold 21 9 Using long side of hex key hand tighten the Socket head Retaining Cap Screw NOTE DO NOT OVER TIGHTEN Figure Mark Series Fill Connector refer to figure 51 53 amp 55 21 10 Place O ring onto Fill Connector Insert 21 11 Thread Fill Connector Insert Assembly into Manifold using hex wrench tighten to 75 85 in los 8 47 9 60 N m torque approximately 60 turn of wrench after metal to metal contact NOTE DO NOT OVER TIGHTEN Damage to the Fill Tube Assembly in the manifold may occur 21 12 Place O ring into groove of Fill Connector insert 21 13 Insert small end of Conical Spring into open end of Poppet Guide 21 14 Insert Poppet Seal into Poppet Guide 21 15 Slide Popper Assembly seal end first into the Fill Connector Body 21 16 Place the Flat Washer over the end of the Conical Spring in Fill Connector Body 21 17 Using internal retaining ring pliers insert the Retainin
24. elivered in between settings DO NOT use while sleeping without consulting your Equipment provider Prior to servicing or packaging and shipping the PM2200 Series Portable Oxygen System for service all oxygen must be depleted To deplete oxygen from the PM2200 Series Portable Oxygen System prop open Vent Lever using black O ring provided Slip the Black O ring over Vent Lever and slide towards device When opening the Vent Lever to release pressure point the Fill Connector in a safe direction Place in a well ventilated area away from sources of ignition when allowing to deplete DO NOT point discharging oxygen toward anyone or flammable material DO NOT attempt to adjust the pressure setting of the pressure relief valve it has been pre set at the factory ACAUTION This device is designed to operate with a single lumen adult nasal cannula with a maximum length of 7 feet or less Only individuals instructed and trained in its use should operate this device Inspiratory efforts vary from patient to patient The Portable Liquid Oxygen System may not be able to detect respiratory efforts of all patients This device contains magnetic ferrous material that may affect the results of an MRI DO NOT use liquid leak detector to test for leaks DO NOT autoclave DO NOT gas sterilize DO NOT clean with aromatic hydrocarbons DO NOT immerse device in any kind of liquid Avoid dropping the device or placing it in a position where it could fal
25. g Ring into the groove at the end of the Fill Connector 21 18 Thread the Fill Connector Assembly into the Manifold by hand until snug MATE M Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued 21 19 21 20 21 21 Tighten the Fill Connector Assembly to 85 95 in Ibs 9 60 10 73 N m of torque using the special 7 8 in flat wrench approximately 45 turn of wrench after hand snug Apply a few drops of Loctite 222MS thread locking compound to the threads of the Socket Head Retaining Cap Screw and install into manifold Using long side of hex key hand tighten the Socket head Retaining Cap Screw NOTE DO NOT OVER TIGHTEN a m NE IN Moi ai Y gaa D gt a 2 gt Figure 55 Caire Fill Connector refer to figure 52 53 55 amp 56 21 22 21 23 21 24 21 25 21 26 21 27 21 28 21 29 21 30 21 31 21 32 Place O ring onto Fill Connector Insert Thread Fill Connector Insert Assembly into Manifold using hex wrench tighten to 75 85 in Ibs 8 47 9 60 N m torque approximately a 60 turn of wrench after metal to metal contact NOTE DO NOT OVER TIGHTEN Damage to the Fill Tube Assembly in the manifold may occur Place O ring into groove of Fill Connector Seal Place Poppet Spring onto Fill Connector Seal Assembly Slide Poppet Assembly seal end first into the Fill Connector Body Pla
26. he Manifold Retaining Screw into position in the Manifold and tighten securely 15 17 Install the Conserver Sub assembly as per section 10 0 15 18 Install the Dome as per section 8 0 VAS LE SERRE Figure 37 MEM Figure 38 Figure 39 Figure 40 EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Sat Dri E Tor Con wit cat Usipo sult Ammin eful g LU Y Always K while in use Fedoral use the sale ne Cold Oxidiz iyd by Mr Dresser liquid Frostbite may Mae our contact with or aseo Figure 43 Figure 44 ler PXidizing liquid Frosto Figure 45 EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 16 0 Cryogenic Container removal refer to figure 46 16 1 Remove the Dome per Section 7 0 16 2 Remove the Conserver Sub assembly as per section 9 0 16 3 Remove the four 4 Manifold Retaining Screws and set aside NOTE These screws have been locked in place with thread locking compound 16 4 Carefully lift the Manifold Probe assembly up and out of the Container and set aside ACAUTION Caution must be exercised when handling the Probes Any damage to the probes mating surfaces may cause the Probe assembly to ma
27. he Probe Support assembly from the Manifold by wiggling it slightly back and forth set the Probe Support Upper Probe assembly aside NOTE The Probe Support assembly will slide off the Upper Probe Spring assembly and Fill Tube 13 6 Carefully place the Manifold Upper Probe assembly into the Probe Holding Fixture secure with a holding screw and clamp the Upper Probe NOTE Great care must be exercised when handling the probes Any damage to the Probes mating surfaces will cause the Probe assembly to malfunction 13 7 Remove the Probe Diaphragm Retaining Screw and Cap set aside NOTE The Probe Retaining Screw has been locked in place with thread locking compound 13 8 Remove old Probe Diaphragm and discard e X gt AI NG 2 Sas un Old Oxidizir NES EM te AWARNIN he Pressure dud Frostbite may col j Yo ique X ur 0 Ung oxidi i EL rostbite n p Safety er e izin Fi al uo O Pressan liquid SE S dde suit Figure 27 Figure 28 MATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued A E LT deb ant Figure 33 Figure 34 EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Installation 13 9 With the Manifol
28. he Vent to Fill lever Replace the Vent to Fill Valve if leakage is found as per section 4 0 24 2 Insure that the Vent to Fill Lever opens and closes smoothly If the Vent to Fill Valve does not move smoothly replace as per section 4 0 24 3 If after 5 minutes GOX continues to leak from vent tube replace the Vent to Fill Valve as section 4 0 EASYMATE Liquid Oxygen System Technical Service Manual TEST INSTRUCTIONS continued Section 25 0 Probe Assembly Test refer to figure 60 25 1 Insure that the Pulse Selector in set to setting 0 25 2 Fill unit with LOX as per User manual and allow to stabilize for a minimum of 30 minutes 25 3 Install unit to the Probe Pressure Test Fixture attach and engage the appropriate fill connector adaptor 25 4 Set the Probe Pressure Test Fixture controls as per table 42 50 psi 2 90 0 bar N A Table 3 reference figure 60 25 5 Allow the unit to remain in the Probe Pressure Test Fixture for a minimum of 15 minutes The Probe Test Pressure should be between 42 50 psi 2 90 3 45 bar record data 25 6 Ifthe Probe Test Pressure is above 50 psi 3 45 bar test the NER as per section 26 0 If the pressure is still above 50 psig 3 45 bar replace the Probe Assembly as per section 14 0 15 0 25 7 Ifthe Probe Test Pressure is below 42 psi 2 90 bar check for leaks as per section 22 0 24 0 If still low check the Probe Diaphragm for failure replace as necessary as
29. l 30 seconds the pressure should not drop below 45 psi 3 10 bar this is the leak down pressure test record leak down pressure If the pressure is below 45 psi 3 10 bar check for leaks EASYMATE e Liquid Oxygen System Technical Service Manual TEST INSTRUCTIONS continued Section 23 0 Fill Connector all models P B Fill Connector 23 1 Fill the EasyMate Portable as per User Manual from a LOX source During the fill process observe for any LOX leaking from Fill Connectors particularly from the Lip Seal If leakage is found replace Lip Seal see section 20 0 21 0 23 2 Once filled release Vent to Fill Lever and after 3 5 seconds disengage the EasyMate Portable from the base unit 23 3 Wait 15 seconds and inspect for any LOX or GOX leaking from Fill Connector Poppet If leakage is found replace Fill Connector Poppet Assembly as per section 20 0 21 0 Mark Series Fill Connector 23 4 Inspect pin on the fill connector for damage or signs of wear If damage or wear is found replace Fill Connector as per section 20 0 21 0 23 5 Fill the EasyMate Portable as per User Manual from a LOX source During the fill process observe for any LOX leaking from Fill Connector If leaking is found replace Fill Connector as per section 20 0 21 0 23 6 Once filled release Vent to Fill Lever and after 3 5 seconds disengage the EasyMate Portable from the base unit 23 7 After 15 seconds inspect for any LOX or GOX leaking from Fill C
30. l and become damaged DO NOT block the outlet fitting or kink the cannula tubing when the device is in use Store device in a clean area when not in use Only use XXXXXXXXXXXXX Liquid System carrying bag EASYMATE Liquid Oxygen System Technical Service Manual PRODUCT SPECIFICATIONS Model Series PM2200 Series Portable Liquid Oxygen System EasyMate Portable Models PM2200 PM2200EN PM2200FR PM2200DE PM2200ES With Puritan Bennett Tyco Fill Connector PM2201 With Union Carbide Fill Connector Mark Series Fill Connector PM2202 With Caire Chart Fill Connector PM2203 With Taema Cryopal Fill Connector for European market Dimensions and Weights Weight Empty 2 9 Ibs 1 32 kg Weight Full 3 6 Ibs 1 63 kg Weight full with all accessories 4 6 155 2 09 kg Length 4 81 in 12 2 cm Width 3 63 in 9 2 cm Height 8 19 in 10 8 cm Operating Conditions Temperature 40 F to 110 F 4 4 C to 43 3 C Altitude 500 ft 152 m below to 10 000 ft 3048 m above sea level Storage Conditions Temperature 10 F to 140 F 23 C to 60 C Humidity 9596 Noncondensing Pulse settings 1 2 3 4 LPM Equivalent Cannula Requirements Maximum 7 foot long standard or high flow adult single lumen nasal cannula Capacities and Rates Liquid Oxygen LOX 0 32 Liters 10 8 oz Gaseous Oxygen 277 Liters Operating Pressure 50 psi 3 45 bar nominal Normal Evaporation Rate NER 1 53 oz per hour 0 0956 Ibs hour 43
31. ld Upper Probe assembly in the Probe Holding Fixture place the new Probe Diaphragm into position confirm proper orientation Place a small drop of Loctite 222MS into the threads of the Upper Probe Install Probe Diaphragm Retaining Screw and Cap NOTE DO NOT OVER TIGHTEN 15 10 Remove Manifold Upper Probe assembly from the Probe Holding Fixture EASYMATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued 15 11 Carefully Align the Probe Support assembly with the Fill tube and Upper Probe Spring assembly NOTE Great care must be exercised when handling the Upper Probe Any damage to its mating surface may cause the Probe assembly to malfunction 15 12 Slide the Probe Support assembly into position and engage the two tabs on the top of the Probe Support with their corresponding slots in the Manifold NOTE Make sure the tabs have engaged the slots 15 13 Carefully align the Manifold Probe assembly into its proper position on the Container i e Fill Connector with Fill Connector graphics on the Container Label and slide down into position 15 14 Align the screw holes in the Manifold with their corresponding holes in the Container NOTE The Containers Pump Out Port should be to the right of the Pulse Selector Knob 15 15 Place a small drop of Loctite 222MS thread locking compound on the threads of the Manifold Retaining Screws holes in the Container 15 16 Drop t
32. lfunction NEVER rotate the probes mating surfaces against one another when engaged Section 17 0 Cryogenic Container installation refer to figure 46 17 1 Place the Container Flange O ring into its position on the Container 17 2 Carefully align the Manifold Probe assembly into its proper position on the Container with the Pump Out Port just to the right of the Pulse Selector Knob and slide down into position 17 3 Align the screw holes in the Manifold with their corresponding holes in the Container NOTE The Containers Pump Out Port should be to the right of the Pulse Selector Knob 17 4 Placea small drop of Loctite 222MS thread locking compound on the threads of the Manifold Retaining Screws holes in the Container 17 5 Drop the Manifold Retaining Screw into position in the Manifold and tighten securely 17 6 Install the Conserver Sub assembly as per section 10 0 17 7 Install the Dome as per section 8 0 17 8 Install the container label as per section 6 0 Me EU cU Figure 46 Figure 47 Section 18 0 Manifold removal refer to figure 47 18 1 Remove the Fill connector as per section 20 0 18 2 Remove the Dome per Section 7 0 18 3 Remove the Conserver Sub assembly as per section 9 0 18 4 Remove the Pulse Selector Orifice Plate assembly as per section 11 0 amp 12 0 18 5 Remove the Probe Sub assembly as per section 14 0 18 6 Remove Manifold assembly from the Probe Holding Fixture 18 7 Remove the Ther
33. lready had a replacement Container Label applied it must be removed prior to applying another replacement Container Label There should never be more theN two labels total on the Container is easier to remove a replacement Container Label from the original Container Label then from the Container itself Remove the Dome Cap as per section 1 0 Remove any of the old Container Label that is sticking up or is not adhered to the container Remove any dirt and contamination from the container label Then wipe with alcohol and allow to dry Position the EasyMate Portable on its side with the Fill Connector pointing to the left and the Outlet Fitting pointing up With the new Container Label s backing still in place test fit the new Container Label Check align by placing it over the old Container Label with the Cannula Connection graphics directly below the Outlet Fitting Now wrap the new label around container NOTE This will give you an idea of how the new label will fit If the alignment is not square with the container the ends of the new label will not meet properly Peal the backing off the right side behind the Warning graphic section of the new Container Label Align the Cannula Connection graphics with the Outlet Fitting and with the top edge of the old label Carefully adhere the right side of the new Container Label to the old label making sure that the top edges are aligned Peel off the backing of the left side of
34. mal Transfer Ring 18 8 Remove the Fill Tube assembly Section 19 0 Manifold Installation refer to figure 47 19 1 Install the Fill Tube assembly into position 19 2 Install the Thermal Transfer Ring into position 19 3 Install the Probe assembly as per section 15 0 19 4 Remove the Pulse Selector Orifice Plate assembly per section 11 0 amp 12 0 19 5 Install the Conserver Sub assembly as per section 10 0 19 6 Install the Dome as per section 8 0 MATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 20 0 Fill Connector Removal and disassembly instructions all models P B Fill Connector refer to figure 48 50 amp 54 20 1 Prop open the Vent Lever with a black O ring tool This will keep pressure from building while removing other components if there is any residual LOX in the container A CAUTION When opening Vent Lever to release pressure from the EasyMate Portable always point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 20 2 Remove the Socket Head Retaining Cap Screw 20 3 Remove the Fill Connector Collar using the special 15 16 in flat wrench 20 4 Using a dental pick or small awl remove the Lip Seal from the Fill Connector Collar Assembly and discard 20 5 Remove the Fill Connector Body using the special 3 4 in flat wrench 20 6 Remove the Poppet Assembly and discard 20 7 Rem
35. o pulse as indicated by the flow indicator NOW Slowly turn the Sensitivity Adjustment Screw clockwise in until the pulsing just stops NOTE The objective is to find the point where the auto pulsing just stops You may slowly turn the Sensitivity Adjustment Screw counterclockwise out a 15 turn or so and then clockwise again to find the exact point where auto cycling stops Now turn the Sensitivity Adjustment Screw in an additional 1 2 turn beyond the point were the auto pulsing stops This should be the final set point Connect the CTS to appropriate power source and 50 psi 1096 3 45 bar 1096 compressed air source 27 11 Turn on the CTS and insure that the CTSs system pressure is set within specified range 27 12 27 13 oet the CTS to 20 breaths per minute BPM Attach the tubing from the CTS to the Outlet Fitting on the EasyMate EASYMATE Liquid Oxygen System Technical Service Manual TEST INSTRUCTIONS continued 27 14 27 14 27 15 27 16 27 17 The EasyMate should deliver a pulse with each breath or cycle from the CTS If it fails to pulse on every breath repeat steps 27 5 27 13 Insure that the EasyMate triggers on each breath from the CTS on settings 2 3 and 4 as well if not repeat steps 27 5 27 13 With the EasyMate on setting 1 slowly remove the tubing form the Outlet Fitting There should be no auto cycles with in 30 seconds NOTE Be aware that any small abrupt ch
36. onnector Poppet If leakage is found replace Fill Connector Poppet Assembly as per section 20 0 21 0 Caire Fill Connector 23 8 Inspect pin on the fill connector for damage or signs of wear If damage or wear is found replace Fill Connector as per section 20 0 21 0 23 9 Fill the EasyMate Portable as per User Manual from a LOX source During the fill process observe for any LOX leaking from Fill Connector If leaking is found replace Fill Connector as per section 20 0 21 0 23 10 Once filled release Vent to Fill Lever and after 3 5 seconds disengage the EasyMate Portable from the base unit 23 11 After 15 seconds inspect for any LOX or GOX leaking from Fill Connector Poppet If leakage is found replace Fill Connector Poppet Assembly as per section 20 0 21 0 Taema Fill Connector European Market 23 12 Fill the EasyMate Portable as per User manual from a LOX source During the fill process observe for any LOX leaking from Fill Connectors particularly from the Lip Seal If leaking is found replace Lip Seal see section 20 0 21 0 23 13 Once filled release Vent to Fill Lever After 3 5 seconds disengage the EasyMate Portable from the base unit 23 14 After 15 seconds inspect for any LOX or GOX leaking from Fill Connector Poppet If leakage is found replace Fill Connector Poppet Assembly as per section 20 0 21 0 Section 24 0 Vent to Fill Valve refer to figure 6 24 1 During the fill process observe for LOX leakage around t
37. ove the O ring from the Fill Connector Body and discard Figure 48 Figure 50 24 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Mark Series Fill Connector refer to figure 48 52 53 55 amp 56 20 8 Prop open the Vent Lever with a black O ring tool This will keep pressure from building while removing other components if there is any residual LOX in the container A CAUTION When opening Vent Lever to release pressure from the EasyMate Portable always point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 20 9 Remove the Socket Head Retaining Cap Screw 20 10 Remove the Fill Connector Body Assembly using the special 7 8 in flat wrench 20 11 Remove the Fill Connector Insert Assembly 20 12 Remove the O ring from the Fill Connector Insert and discard 20 13 Using internal retaining ring pliers remove the Retaining Ring from the Fill Connector Body 20 14 Remove the Flat Washer Conical Spring Poppet Guide Seal and O ring from inside the Fill Connector Body and discard Caire Fill Connector refer to figure 48 51 53 55 amp 56 20 15 Prop open the Vent Lever with a black O ring tool This will keep pressure from building while removing other components if there is any residual LOX in the container A CAUTION When opening Vent Lever to release pressure from the EasyMate Portable alwa
38. per section 13 or replace the Probe assembly as per section 14 0 15 0 EASYMATE ne Liquid Oxygen System 31 Technical Service Manual TEST INSTRUCTIONS continued Section 26 0 NER Test refer figure 61 26 1 26 2 26 3 26 4 26 5 26 6 26 7 Insure EasyMate Portable has passed the Pressure Relief Valve Leak down tests from section 22 0 24 0 prior to performing the NER Test Ensure the Pulse Selector is set to setting 0 Fill the EasyMate Portable as per User manual with LOX and allow stabilization for a minimum of 90 minutes Weigh the unit on a calibrated weight scale and record time and weight Wait 60 minutes weigh the unit again and record time and weight NOTE Care must be exercised when moving the EasyMate Portable on and off the scale and during the wait period Any agitation or unnecessary movement can cause a false NER test result Calculate the NER by using the following formula Weight Change ounces Elapsed Time hours Confirm that the NER is 1 53 ounces hour 43 38 grams hour or in flow 0 55 Ipm or less If the unit s NER is above 1 53 ounces hour 43 38 grams hour repeat steps 26 1 26 7 If the NER is still above 1 53 ounces hour 43 38 grams hour test the Probe Assembly as per section 25 and replace as necessary as per 14 15 If the NER is still high and the Probe Assembly is functioning properly replace the Cryogenic Container as per section 16 0 17 0 Figure 61
39. recess on the bottom of the Conserver Sub assembly Place the Conserver Sub assembly onto the manifold so that the 004 O ring seats onto the Pulse Selector Orifice Plate and the three 3 Conserver Sub assembly Screws align with their corresponding holes in the Manifold Tighten the Conserver Retaining Screws in an alternating pattern NOTE DO NOT OVER TIGHTEN Place three 3 003 smaller O rings onto their recess on the Diaphragm Retaining Ring Install the Dome per section 8 0 MATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 11 0 Orifice Plate replacement refer to figure 24 Removal 11 1 Remove the Dome per section 7 0 11 2 Remove the Conserver Sub assembly as per section 9 0 11 3 Carefully lift the Orifice Plate out of the Pulse Selector Knob NOTE Be careful not to lift the Pulse Selector Knob and make sure the Detent Balls and spring stay in place Installation 11 4 Position the Orifice Plate by aligning its slots with the taps in the Pulse Selector Knob and dropping into place NOTE The slots and taps are designed so the Orifice Plate can not be installed incorrectly Install the Conserver Sub assembly as per section 10 0 Install the Dome per section 8 0 Figure 24 Section 12 0 Pulse selector Knob replacement refer to figure 25 amp 26 Removal 12 1 Remove the Dome per section 7 0 12 2 Remove the Conserver Su
40. sure Fixture Model LS 45 Figure 3 Patient Trigger Simulator M Liquid Oxygen System Technical Service Manual odel CTS TROUBLESHOOTING Probable Cause 1 Will not Pulse a Unit empty Refill unit b Pulse Selector set to O Set to a pulse setting c Pulse Selector set between settings Rotate Pulse Selector to a setting d Unit will not trigger due to Check position of cannula ensure proper connection problem connection OR e Check connection to CTS ensure proper connection e Unit overfilled frozen e Set to 0 wait about 15 minutes f Sensitivity out of adjustment f Adjust sensitivity as per 27 0 g Conserver failure g Replace conserver sub assembly as per 10 0 h Defective Probe Assembly h Test probe and replace as necessary as per 14 0 15 0 a VTF valve not open a Open VTF valve b Fill connector not engaged properly b Connect fill connector properly c Reservoir empty C Fill reservoir d Damaged fill connector poppet d Replace as per 20 0 21 0 3 Will not disconnect a Moisture on fill connector has frozen a Depress release on reservoir if equipped 4 Reduced use time a Unit not filled completely a Ensure complete fill b Not used soon after filling b Use time starts when unit is filled c Defective Pressure Relief Valve C Test and replace as necessary as per 22 0 d Leaking VTF Valve d Test and replace as necessary as per 24 0 e Leaking fill connector poppe
41. t O ring assembly Installation 4 4 Assemble the Vent to Fill Valve Sub assembly by slipping the Vent to Fill Valve Spring and Nut on to the Vent to Fill Valve Shaft 4 5 Install the Vent to Fill Valve Sub assembly into its port in the Manifold and tighten securely 4 6 Rotate the Vent to Fill Valve Shaft with pliers so the curved seat its end will align with the Pivot Pin when installed in the vertical position NOTE It is important to orient the seat on the end of the Shaft to the Pivot Pin If the seat is not aligned properly the Vent to Fill Valve Pivot Lever will not lay flush with the Dome 4 7 Slip the Pivot Pin into the Vent Lever so the countersink in the Pivot Pin is facing out 4 8 Place a small drop of Loctite 222MS onto the threads of the Vent Lever Screw 4 9 Install the Vent Lever Screw into the Vent Lever Pivot Pin assembly and secure onto the Vent to Fill valve Shaft and tighten 4 10 Install the Pressure Relief Valve as per section 3 0 On iqui squid Figure 11 Figure 12 EASYMATE Liquid Oxygen System Technical Service Manual De tA Us PUN lay WM Tes lev re aa REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 5 0 Handle Replacement refer to figure 13 amp 14 Removal 5 1 Remove the Dome Cap as per section 1 0 5 2 Using needle nose pliers or forceps reach in past the Outlet Fitting to grasp the end of the old Handle and
42. t e Test and replace as necessary as per 23 0 f Defective Probe Diaphragm f Test and replace as necessary as per 13 0 g Defective Probe Assembly g Test and replace as necessary as per 14 0 15 0 h High NER h Test and replace as necessary as per 26 0 5 Auto Pulsing a Overfilled a Allow unit to thaw on setting O for 15 minutes b Defective Pressure Relief Valve b Test and replace as necessary as per 22 0 c Sensitivity out of adjustment c Adjust sensitivity as per 27 0 d Defective Conserver Sub Assembly d Test and replace as necessary as per 28 0 6 Constant venting a Once filled unit will vent if not used a Run on CTS on setting 3 or above b Defective Pressure Relief Valve b Test and replace as necessary as per 22 0 c Defective Probe Assembly c Test and replace as necessary as per 14 0 15 0 7 Excessive venting a High NER a Test and replace as necessary as per 26 0 8 Leaks LOX from a Frost or ice on fill connector a Allow fill connector to thaw dry and then fill connector retry during filling b Defective damaged lip seal b Replace lip seal as per 20 0 21 0 9 Leaks LOX from fill a Frost or ice in fill connector poppet a Allow fill connector to thaw dry and retest connector poppet b Defective contaminated poppet b Replace poppet as per 20 0 21 0 after filling 10 Leaks GOX from a Frost or ice in fill connector poppet a Allow fill connector to thaw dry and retest fill connector
43. t equipment and the components need to complete repairs DO NOT attempt to use or perform any service function on the EasyMate PM2200 Series Portable Liquid Oxygen System unless you have read and understand this manual as well as the User Manual DEFINITION OF TERMS LOX Liquid Oxygen GOX Gaseous Oxygen Normal Evaporation Rate VTF Vent to fill OVP Operation Verification Procedure AOVP Advanced Operation Verification Procedure SAFETY INFORMATION WARNINGS AND CAUTIONS ADANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury AWARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury ACAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury NOTE Labels on Portable in photos may vary EASYMATE Liquid Oxygen System Technical Service Manual THEORY OF OPERATION The EasyMate Portable is intended to provide supplemental oxygen to the ambulatory oxygen patient in the smallest lightest package possible Utilizing XXXXXXXXXXXXX patented Oxygen Conserving Technology the EasyMate Portable is an all pneumatic device requiring no batteries or electrical power source of any kind This pneumatic oxygen conserving technology delivers a true pulse of oxygen within the first 1 3 of the patients inspiration breath and is unique in several additional w
44. the new Container Label and adhere to the old label making sure that the top edges are aligned Insure that the left end of the new label rounded corners overlaps the right end square corners Confirm that the graphics align with their proper locations i e Vent to Fill Lever Fill Connector Cannula Connection Pulse Selector Z m 33 iH HH ia 5 1 S H Ti f ii jp hii H Figure 15 Figure 16 MATE Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 7 0 Dome removal refer to figure 17 21 71 Remove Dome Cap as per Section 1 0 7 2 open the Vent Lever with the black O ring tool NOTE This will keep pressure from building while removing other components if there is any residual LOX in the container ACAUTION When opening Vent Lever to release pressure from the EasyMate Portable always point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 73 Remove the Outlet Fitting as per section 2 0 7 4 Remove the Pressure Relief as per section 3 0 75 Remove the Vent to Fill Lever as per section 4 0 7 6 Remove the three 3 Dome Retaining Screws NOTE One of the dome screws may require the use of a special Tamper proof Screw Bit to remove The Tamper proof Screw may be discarded and replaced with standard Dome Retaining screw P N 504128 7
45. ver Sub assembly as per section 10 0 13 20 Install the Dome as per section 8 0 Figure 36 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 14 0 Probe Sub assembly removal refer to figure 27 36 14 1 14 2 14 3 14 4 Remove the Dome as per Section 7 0 Remove the Conserver Sub assembly as per section 9 0 Remove the four 4 Manifold Retaining Screws and set aside NOTE These screws have been locked in place with thread locking compound Carefully lift the Manifold Probe assembly up and out of the Container ACAUTION Caution must be exercised when handling the Probes Any damage to the probes mating Surfaces may cause the Probe assembly to malfunction NEVER rotate the probes mating surfaces against one another when engaged 14 5 14 6 14 7 14 8 14 9 14 10 Grasp the Manifold in one hand and the Probe Support assembly with the other and carefully separate the Probe Support Upper Probe assembly from the Manifold by wiggling it slightly back and forth set the Probe Support aside NOTE The Probe Support assembly will slide off the Upper Probe Spring assembly and the Fill Tube Carefully place the Manifold Upper Probe assembly into the Probe Holding Fixture secure with a holding screw and clamp the Probe NOTE Great care must be exercised when handling the Upper Probe Any damage to its mating surface may c
46. ys point the Vent Tube in a safe direction DO NOT point discharging oxygen toward anyone or flammable material 20 16 Remove the Socket Head Retaining Cap Screw 20 17 Remove the Fill Connector Body Assembly using the special 7 8 in flat wrench 20 18 Remove the Fill Connector Insert Assembly 20 19 Remove the O ring from the Fill Connector Insert and discard 20 20 Using internal retaining ring pliers remove the Retaining Ring from the Fill Connector Body 20 21 Remove the Flat Washer Spring Seal and O ring from inside the Fill Connector Body and discard Figure 52 u Figure 53 25 Liquid Oxygen System Technical Service Manual REMOVAL INSTALLATION REPAIR AND REPLACEMENT INSTRUCTIONS continued Section 21 0 Fill Connector assembly and installation instructions all models P B Fill Connector refer to figure 54 21 1 Place O ring on Full Connector Body 21 2 Insert Poppet Assembly into Fill Connector Body and then insert Poppet Spacer into Fill Connector 21 3 Thread the Fill Connector Body Assembly into the Manifold 21 4 Tighten the Fill Connector Body Assembly using the special 15 16 in flat wrench to 75 85 in los 8 47 9 60 N m torque approximately 60 turn on wrench after metal to metal contact NOTE DO NOT OVER TIGHTEN Damage to the Fill Tube Assembly in the manifold may occur 21 5 Place Lip Seal onto lip seal insertion toll open end first Slide the Fill Connector Collar over lip s
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