Page 1: ...INSTRUCTION MANUAL Centrox PSA Oxygen Concentrator...
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Page 3: ...se PSA Oxygen Concentrator Model Number Serial Number Invoice Date Start up Date AirSep Representative Company Contact Address City Town State Zip Postal Code Country Fax Phone Cell Before you attempt...
Page 4: ...t instructions for use Warning Describes a hazard or unsafe practice that if not avoided can result in severe bodily injury death or property damage See Instructions Caution Describes a hazard or unsa...
Page 5: ...DUCTION 15 4 0 Controls Parts and Connections 4 1 INTRODUCTION 17 4 2 OXYGEN CONCENTRATOR CONTROLS AND INDICATORS 17 4 3 OXYGEN CONCENTRATOR PARTS 20 4 4 AUXILIARY KITS INFORMATION OPTIONAL 23 4 5 CON...
Page 6: ...g 8 1 TROUBLESHOOTING CHART 48 8 2 SOLENOID VALVE TROUBLESHOOTING 55 A Appendix Technical Data A 1 SPECIFICATIONS 59 A 2 DRAWINGS AND SCHEMATICS 60 B Appendix Warranty Returns B 1 PRODUCT WARRANTY 65...
Page 7: ...ption of the Parts included in the Starter Kits 24 Figure 4 5 Oxygen Receiver 25 Figure 5 1 General Arrangement of the Centrox Concentrator 31 Figure 6 1 PSA Module Supply Valve Assembly 36 Table 7 3...
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Page 9: ...reference 1 2 WARNINGS CAUTIONS AND NOTES As you read the instruction manual pay special attention to the Warning Caution and Note messages They identify safety guidelines or other important informati...
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Page 11: ...ongly recommends that you review this section periodically 2 2 POTENTIAL HAZARDS Before you attempt to install operate or repair the Centrox Oxygen Concentrator read and thoroughly understand this ins...
Page 12: ...cated AirSep STRONGLY recommends that only individuals trained and experienced in the safe handling of oxygen operate this system The interior of the Centrox Oxygen Concentrator contains electrical pa...
Page 13: ...ygen Installation of Bulk Oxygen Systems at Consumer Sites NFPA No 50 National Fire Protection Association 1 Batterymarch Park P O Box 9101 Quincy Massachusetts 02269 9101 USA Oxygen Pamphlet G 4 Comp...
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Page 15: ...essor module See Figure 3 1 supplies pressurized air to the PSA concentrator module Inside the PSA concentrator module the pressurized air enters the feed waste manifold See Figure 4 4 A series of val...
Page 16: ...cess is completely regenerative which makes it both reliable and virtually maintenance free The molecular sieve does not normally require replacement This instruction manual serves as the guidelines f...
Page 17: ...ompressor module along with all the controls and indicators Air Intake Filters On Off Switch Circuit Breaker Reset Buttons Hose for Compressed Air to PSA Concentrator Module Figure 4 1 Air Compressor...
Page 18: ...the air intake filter removes any foreign particles from the air that enters the compressor module See Figure 4 1 Fuses Circuit Breakers if required must be replaced with the same type and amp rating...
Page 19: ...lit See Figure 4 2 Hour Meter The hour meter indicates the total number of hours the concentrator has cycled See Figure 4 2 Low Purity Light The unit is equipped with an oxygen sensor If the purity su...
Page 20: ...ore it is supplied to the PSA concentrator module See Figure 4 3 Cabinet Fans The cabinet fans provide internal cooling for the air compressor Fans also help in better circulation of the air inside th...
Page 21: ...ure 4 4 PSA Module Internal Components Adsorber Beds The adsorbers contain the molecular sieve that adsorbs attracts nitrogen from compressed air and allows oxygen to pass through as product gas See F...
Page 22: ...anifold controls the flow of oxygen from one bed to another during various steps of the oxygen generation process See Figure 4 4 Check Valves Assembly The check valve assembly supplies the product oxy...
Page 23: ...ed shutdown that stops the unit at the end of the shutdown sequence After 10 additional cycles When the pressure at the oxygen concentrator outlet decreases to the lower setpoint of the switch the pre...
Page 24: ...gure 5 1 Regulator Flowmeter Assembly This assembly consists of a pressure regulator and a flowmeter The pressure regulator attaches to the outlet port of the oxygen receiver to regulate the pressure...
Page 25: ...et Port Main Oxygen Hose Oxygen Isolation Ball Valve Assembly Figure 4 5 Oxygen Receiver 4 5 CONNECTIONS Supply Valve Assembly This assembly is shipped loose and must be connected to the PSA concentra...
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Page 27: ...claim 2 Carefully cut and remove any banding straps from the container Then remove the corrugated cardboard Remove the corrugated cardboard very carefully You may need to return the oxygen concentrato...
Page 28: ...on carrier s inspection YOU MUST MAKE A CONCEALED DAMAGE CLAIM WITHIN 24 HOURS OF DELIVERY Only the consignee can file this claim Follow these unpacking guidelines carefully to protect yourself agains...
Page 29: ...provide sufficient space around the unit at least three feet to allow for cool air flow as well as to allow safe operation and maintenance Locate the oxygen concentrator in an area where the ambient...
Page 30: ...rely to a wall ensuring that there is a minimum of two feet between the two modules and minimum of three feet between the compressor module and a wall The compressor module can be on either side of th...
Page 31: ...outlet of the back up cylinder 10 Connect the inlet of the secondary oxygen ball valve to the outlet of the above regulator using oxygen clean hose 11 Attach the center fitting of the primary secondar...
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Page 33: ...rosene oil grease cotton fibers paint and any other combustible material away from any part of the oxygen concentrator Do not smoke or use any open flame near the oxygen concentrator or oxygen receive...
Page 34: ...on the control panel remains on until the oxygen purity reaches 85 3 The oxygen monitor alarms intermittently after 30 minutes if the Centrox does not reach proper oxygen purity During start up this a...
Page 35: ...es off 17 Fully close the primary oxygen ball valve See Figure 5 1 18 Set the AUTO MANUAL switch on the PSA module to the AUTO position 19 Allow the oxygen receiver to attain a pressure of 55 65 psig...
Page 36: ...ecreases to approximately the pressure switch minimum pressure specified in this instruction manual the oxygen concentrator resumes oxygen production and the blue indicator light on the AUTO MANUAL sw...
Page 37: ...l the blue light on the AUTO MANUAL switch automatically shuts off will result initial lower purity oxygen during subsequent startup 6 4 NORMAL START UP 1 Make sure the AUTO MANUAL switch is in the AU...
Page 38: ...Corporation Using the oxygen generator at flows higher than 15 above those specified in Appendix A of this manual will result in the likely contamination of the molecular sieve beds This damage is not...
Page 39: ...eration of the oxygen concentrator The filters supplied in the concentrator are factory selected based on the unit s air requirements and average air conditions The interior of the Centrox Oxygen Conc...
Page 40: ...to remove it This is attached to the gray PVC pipe See Figure 4 3 Resonator 7 Remove and wash the foam insert with soap and water 8 Replace the foam insert 9 Replace the black cap 10 Close the compre...
Page 41: ...event electrical shock use extreme care when you service the system 10 Adjust the knob on the oxygen sample regulator until the gauge registers 4 5 psig 27 5 34 5 kPa 11 Lock the oxygen sample regulat...
Page 42: ...odule See Figure 4 4 It removes any foreign particles present in the oxygen supply Order the element to be replaced through the AirSep Commercial Service Department Specify Part Number FI018 1 cleaned...
Page 43: ...O ring with new one taking care to ensure that ring remains oil and grease free Reconnect the bowl to the filter body Use one hand to steady the filter head while making sure the filter bowl is comple...
Page 44: ...ction to Switch Position of Test Lamp On Off 1 Starting with zero signal connect the test lamp to common Normally Open Terminal Off Open Circuit 2 Apply desired actuation pressure Then back off counte...
Page 45: ...knob as required to achieve exact set points If the adjustment of the switch has been made when the oxygen concentrator is not in the line of final application the switch should be retested when insta...
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Page 47: ...you open the oxygen isolation ball valve and primary oxygen ball valve after you complete the troubleshooting 3 The PRODUCT PRESSURE gauge should now register 0 If it does not stop and contact your ne...
Page 48: ...the edges Work on a grounded ESD mat Wear a grounded wrist strap Store PCBs only in anti static bag Problem Probable Cause Solution Oxygen compressor s do not start No green power light PSA module not...
Page 49: ...Oxygen concentrator does not cycle but green power light is ON on the PSA module AUTO MANUAL switch is set to MANUAL position and blue light is off ON OFF switch is off Set ON OFF switch to ON positi...
Page 50: ...rd Repair or replace wire Pressure switch improperly adjusted Adjust pressure switch correctly Refer to Section 8 1 1 Defective pressure switch Replace pressure switch Defective circuit board Replace...
Page 51: ...epair as necessary Oxygen usage is greater than capacity of oxygen concentrator Check oxygen usage If usage exceeds system capacity 32 SCF hr 15 LPM reduce usage Oxygen leak in system Check oxygen con...
Page 52: ...e registers 0 Refer to Start Up procedure given in section 6 1 Momentary power loss Purge system Refer to Start Up procedure Leaky feed air check valve Replace feed check valve Oxygen leak in system C...
Page 53: ...er Replace muffler System does not cycle properly Check all wires and connections Repair as needed If problem continues replace circuit board Defective circuit board Replace circuit board Refer to Sec...
Page 54: ...light illuminated for more than 30 minutes Audible alarm does not sound Low purity oxygen 21 82 Faulty electrical connections Check all wires and connections Refer to the wiring diagrams in Appendix A...
Page 55: ...ments for proper setting See Appendix D Component Literature If you can not correct the operation of the pressure switch replace the entire switch 8 2 SOLENOID VALVE TROUBLESHOOTING If a solenoid valv...
Page 56: ...ve does not energize during normal operation 1 Check the wires from the circuit board to the valves for defects 2 If the problem still exists check the solenoid valve coils Replace coil if found defec...
Page 57: ...vent an electrostatic short 1 Push the circuit board on to the four support tabs 2 Firmly plug the connectors into the new circuit board so that the connectors locking tabs lock against the circuit bo...
Page 58: ...PRESSOR INSTALLATION To install a new compressor follow the steps below 1 Place the new compressor upside down 2 Align the holes of the spring mount plates with the holes on the compressor 3 Place the...
Page 59: ...rating Conditions Locate the oxygen generator in a well ventilated area that is protected from weather elements and remains between 40 F 4 C and 112 F 44 C Control Power Requirements Single Phase 120...
Page 60: ...60 Centrox Instruction Manual AirSep Corporation A 2 DRAWINGS AND SCHEMATICS Figure A 1 Flow Schematic...
Page 61: ...Centrox Instruction Manual 61 AirSep Corporation Figure A 2 Wiring Schematic 120 V 60 Hz PSA Module...
Page 62: ...62 Centrox Instruction Manual AirSep Corporation Figure A 3 Wiring Schematic 240 V 50 Hz PSA Module...
Page 63: ...Centrox Instruction Manual 63 AirSep Corporation Figure A 4 Wiring Schematic 120 V 60 Hz Compressor Module...
Page 64: ...64 Centrox Instruction Manual AirSep Corporation Figure A 5 Wiring Schematic 240 V 50 Hz Compressor Module...
Page 65: ...period as referenced above Each unit of equipment for which a warranty claim is asserted shall at the request of AirSep be returned on a prepaid basis with proof of purchase date to the AirSep factor...
Page 66: ...LITY OF SUCH DAMAGES B 3 RETURNING THE OXYGEN CONCENTRATOR OR A COMPONENT FOR SERVICE If the oxygen Concentrator or a defective part requires service contact your distributor If instructed by your dis...
Page 67: ...Corporation 3 Return item s in their original packaging material Pack merchandise for a safe return AirSep Corporation assumes no responsibility for damage that occurs in transit Any damage to the oxy...
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Page 69: ...r decommissioning it from its current location Scrapping Disposing the oxygen generator following all local governing ordinances and recycling plans Procedure 1 Identify the status of the redundant ox...
Page 70: ...nly be disposed following the local governing ordinances to an authorized recipient 3 Reuse If the oxygen generator can be reused For example by a different department by selling it to a new owner all...
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Page 72: ...2019 AirSep Corporation All Rights Reserved AirSep reserves the right to discontinue its products or change the prices materials equipment quality descriptions specifications and or processes to its...
