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        Oxygen COnCentratOr
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1.    Caster    Insert the humidifier bottle into the elastic belt on the left side of the unit     Connect the other end of the oxygen hose to the oxygen outlet     Ensure that the power switch is off  plug the concentrator s AC connector into a prop   erly grounded power outlet     Turning the Concentrator On    l     Press the power switch to start the concentrator  There will be a brief delay before  the concentrator starts  The alarm system emits a tone of one second duration  the  word HELLO appears on the hour meter LED panel  and the green power indicator    light illuminates     A ATTENTION  Every time the concentrator starts  the alarm system performs a self test   and emits a brief tone  If the alarm does anything other than emit a brief tone  see  Section 10  Troubleshooting  and follow the appropriate steps     2  Turn the flowmeter knob to the setting prescribed by your physician or therapist     Note  To properly read the flowmeter  locate the prescribed flowrate line on the flowmeter     3  Turn the flowmeter knob until the flowmeter ball rises to the appropriate line     4  Center the flowmeter ball on the LPM line prescribed        Damage  If the flowrate on the flowmeter ever falls below 0 5 LPM  check tubing or  accessories for blocked or kinked tubing  or check for a defective humidifier bottle     14    John Bunn O  Premier Oxygen Concentrator    If using the optional humidifier bottle  the oxygen comes from the humidifier bottle out   let     5  Connect th
2.    e       JOHN BUNN     PREMIER    OXYGEN CONCENTRATOR  TECHNICAL SERVICE MANUAL       Model Numbers JB0160 010B  JB0160 010   JB0160 010B 220  JB0160 010 220  and  JB0160 015B  JB0160 015  JB0160 015B 220   JB0160 015 220 with 0  Sensor    CONTENTS    1 INTRODUCTION mc                                            3  2 SPECIFICATIONS                                         5  3 SARE EE SANs Aaner RESARENER Asaa iassaa 6  A  HANDLING                                                           9  5 BILL OF MATERIALS AND REPLACEMENT PARTS censere 10  6 OPERATION                                            11  7 USER MAINTENANCE eissisiitcisesinnstecacenseseicvidsasnsutinsnicendasdenndssntannesenssasuniinisisunercawaninanwen 16  8 EQUIPMENT PROVIDER MAINTENANCE   nennnnnnvvnnnannvnnnnnnnvennnnnnnnnnnnnnnnnnnnnnnevenennnennnnne 18  T                                                                            20  10 TROUBLESHOOTING GUIDE      55caxinsssix   sdsiXa bn ausa denn EaE EF kn kNEE cR TER iV ERE anaa 28  11 LIMITED WARRANTY  aicizuxzicxi iR kx xS E 30  12 EXPLODED DRAWINGQS       cnin snain s ixsi x6 sdsEYF Can po FEX ibn denna bd 32  13 34     N Federal Law  USA  restricts this device to sale by or on the order of a physician  This product  should not be used unless the operator has been instructed by a qualified health care    professional        All specifications and product configurations are subject to change without notification     2 John Bunn O  Premier Oxygen Concent
3.   For earlier models  use a small blade  screwdriver to open the battery ac   cess door  for later models  open the  left side filter grill  see Figure 6      3  Lift the battery out of the battery  holder and unclip the battery     4  Install the new 9V battery     5  Turn on the power switch to test the  battery  Figure 6    6  Record battery replacement informa   tion on company record        7  Close and secure the battery access door     Replacing the Bacteria Filter    The bacteria filter should be replaced after 15 000 hours of use  It need not be replaced  between patients  It is located between the product tank and flowmeter  see exploded  drawing  Front View of Hush House    in Section 12  Exploded Drawings   Follow the  procedure for removal of the cabinet  described later in this manual  When changing the  bacteria filter  be sure to observe any direction of flow indicated on the filter     John Bunn O  Premier Oxygen Concentrator 19    9 SERVICE    Note  Please refer to Section 12  Exploded Drawings  when performing the following  concentrator service functions     Cabinet Removal    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Use a Phillips screwdriver to remove the four Phillips head screws  two on either side  of the unit  that secure the cabinet to the concentrator     3  Perform the previous steps in reverse to reassemble     Control Panel Removal    1  Insert a flat blade screwdriver into the two slo
4.   GF Health Products  Inc  warrants its John Bunn O  Premier Oxygen  Concentrator to be free from defects in materials and workmanship from the date of pur   chase for the following time period     Compressor  six  6  years  Balance of concentrator  five  5  years    Removal of the concentrator cover  unauthorized attempts to service the unit or unau   thorized replacement of parts  other than routine maintenance  as described in this user  manual  will void all warranties applicable to this concentrator device     If within such warranty period any such product shall be proven to GF Health Products   Inc    s satisfaction to be defective  such product shall be repaired or replaced  at GF  Health Products  Inc    s option  This warranty only applies to the labor for repairs per   formed by the authorized Equipment Providers  It does not apply to the labor performed  by the purchaser or user  This warranty does not include normal wear and tear or ship   ping charges  GF Health Products  Inc    s sole obligation and your exclusive remedy under  this warranty shall be limited to such repair or replacement     Routine maintenance items  such as filters  are excluded from this warranty  For warran   ty service  please contact GF Health Products  Inc    s Customer Service  Upon receiving  notice of an alleged defect in a product  GF Health Products  Inc  will issue a serialized  return authorization  It shall then be the responsibility of the purchaser to return the en   tire unit 
5.   To dry filter  squeeze it carefully between two absorbent towels  Wait for filter to dry  before installing it in concentrator  When dry  install filter carefully as shown in Figure  2        Damage  Do not operate the concentrator without the filters installed  or while filters  are wet  These actions could permanently damage the concentrator        Damage  Please note that the side filters may require cleaning more often  especially if  the concentrator is operated where the following conditions exist       Awood stove is used   e Kerosene or oil is used   e Pets are present     Tobacco is used   Intake filter   Note  Please have your Graham Field equipment provider replace the intake filter  This  operation requires opening the intake filter access door     Replace  do not clean  the intake filter annually  or more often  if the intake filter turns  black   The frequency of replacement depends on usage and condition of the environ   ment where the concentrator is used     Cleaning the Optional Humidifier Bottle    Change the water in the humidifier bottle every day  Wash the humidifier bottle weekly  with warm soapy water  rinse with a solution of 1 part vinegar to 10 parts water  and  rinse thoroughly with hot water before refilling     Replacing the Battery    Note  Please have your Graham Field equipment provider replace the battery  If the  concentrator will not be used for an extended period  please have your Graham Field  equipment provider remove the battery     N
6.   from five to seven seconds  When a peak pressure is detected by the circuit board  the  cycle is terminated on one valve and initiated on the other     These valves require no routine maintenance     John Bunn O  Premier Oxygen Concentrator 21    Check Valve Testing    l   2   3     Use a 0VDC to 24VDC voltmeter to test the check valve   There should be a voltage flow of five to seven seconds on each valve     The presence of voltage indicates that the circuit board is operating correctly  If volt   age is not present  perform Circuit Board replacement     Test the check valve magnet     4   5   6     Unscrew the blue cap   Attempt to slide the magnet over the shaft during two cycles of machine     If the valve is working properly  a slight resistance will be felt during the cycle in  which the valve is energized  If no resistance is felt  replace the magnet     Check Valve Magnet Replacement    l     e    ous    Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Disconnect the two wires     Use a Phillips screwdriver to remove the two Phillips head screws that secure the  valve assembly to the L shaped bracket     Disconnect the clear pressure sensing tube by pulling down     Use an M16 open end wrench to unscrew the high pressure line coming from the com   pressor     Lift the valve assembly up and turn it 45 degrees in order to reach the blue cap   Unscrew the blue cap and slide it off the electro magnet    Replace magnet    P
7.  Checking concentrator operation  equipment  provider  11   Checking oxygen purity  equipment provider  13   Check valve magnet replacement 22   Check valve operation 21   Check valve replacement 22   Check valve testing 22   Circuit board operation 24   Circuit board removal 24   Circuit breaker operation 26   Circuit breaker replacement 26   Cleaning the cabinet 16   Compressor capacitor replacement 21   Compressor installation 21   Compressor operation 20   Compressor removal 21   Control panel  exploded drawing 33   Control panel removal 20    D  Damage  significance 6  Drawings  exploded 32    E   Equipment provider responsibility 3   F   Filters  cleaning or replacing  equipment provider  18   Filters  cleaning or replacing  user 16   Fire warning  amp  explosion  safety 7   Flowmeter operation 27   Flowmeter replacement 27   Freight policy  Graham Field s 9   Front view of hush house  exploded drawing 33   H   Handling 9       Inspection 9  Introduction 3    34    L   LED display operation 26   LED display replacement 27   Light indicator board operation 25  Light indicator board replacement 26    M   Main assembly  exploded drawiang 32  Maintenance  equipment provider 18  Maintenance  safety 7   Maintenance  user 16    N  Normal operation conditions 5  Note  significance 6     0   Operating pressure adjustment 24  Operation 11    P  Placement  safety 6   Power cord replacement 27   Power switch  on off switch  operation 26  Power switch replacement 26   Pressure regul
8.  bed     5  Install new sieve bed   6  Perform the previous steps in reverse to reassemble     Product Tank Operation  The product tank serves a reservoir for the oxygen created in the sieve beds     Product Tank Repair or Replacement  If a leak is detected in the tank     1  Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     2  First attempt to tighten the eight Phillips head screws  attempting to apply equal  torque to all     3  If the leak is still present  apply leak detector to the connection between the regulator  and product tank and the inlet at the bottom of the tank     If the leak is still present  try to repair it    Remove the hose clamp    Cut the cable tie that secures the regulator output flow and pull the hose off   Unscrew the regulator    Use leak detector to check for a leak     pe xe cp I   ub  pm    If a leak was present  replace Teflon tape and follow previous instructions in reverse  to reinstall     10  If a leak was not present  replace tank    11  To remove tank  hold brass fitting while unscrewing tank   12  Insert new tank    13  Perform the previous steps in reverse to reassemble     John Bunn O  Premier Oxygen Concentrator 23    Pressure Regulator Operation    The pressure regulator controls the pressure with which oxygen is delivered to the flow   meter  The operating pressure of this unit is 6 5 psi  There are no serviceable parts in the  regulator     Operating Pressure Adjustment   To adjust op
9.  feet  1 828 to 4 000  meters  above sea level     Sound Level   lt  55dB    Power Supply  JB0160 010B  JB0160 010  JB0160 015B  JB0160 015   AC120V 10   60Hz   4 6amps     JB0160 010B 220  JB0160 010 220  JB0160 015B 220 JB0160 015 220  AC220V 10   50Hz   2 2amps     Input Power  400 Watts Average   Weight  571bs  26kg    Dimensions  H 27  x W 18  x D 15    Minimum Warm Up Time Before Use  30 minutes  Electrical Classification  II Class B Type   System  Continuous    JB0160 015B  JB0160 015  JB0160 015B 220  JB0160 015 220 only   yellow fault light illuminates when 71     O  concentration  lt  82   system works  red warning light illuminates when O  concentration    7176  system shuts off    Normal Operation Conditions    Temperature range  41 F to 104 F  5 C to 40 C   Relative humidity  2076 to 6076  Atmospheric pressure  12 47 psi to 15 37 psi  86kPa to 106kPa     John Bunn O  Premier Oxygen Concentrator    3 SAFETY    The John Bunn O  Premier oxygen concentrator is intended for use as an oxygen supple   ment device in a home or care facility  Use the concentrator only as prescribed by a  physician     Important Information    Please note the following special statements  used throughout this manual  and their  significance     Note  Explanatory information     A Damage  Action could result in damage to equipment   Z  ATTENTION  Action could result in personal injury      CAUTION  Action could result in electric shock       amp  WARNING  Action could result in fire and exp
10.  instead of cleaning it     3  If cleaning  rinse filter well with clear water until all dirt is removed     4  To dry filter  squeeze it carefully between two absorbent towels   Wait for filter to  dry before installing it in concentrator  When dry  install filter carefully as shown in  Figure 1     A Damage  Do not operate the concentrator without the filters installed  or while filters  are wet  These actions could permanently damage the concentrator     Side filters    Note  For earlier models only  you will need a small blade screwdriver to open the side  filter access door  For later models  the filter grill simply pulls out  If this operation is  too difficult for you to perform  please contact your equipment provider to perform  this for you     Clean the side filters weekly  There are two side filters  one side filter  located on each side of the concentrator cabinet  Perform  the following steps on both side filters     1  Turn off the power switch and unplug the concentra   tor   s AC connector from the power outlet    2  For earlier models  use a small blade screwdriver to  open the air intake access door  for later models  open  the filter grill  see Figure 2      3  Remove the side filter carefully with your fingers        Figure 2    16 John Bunn O  Premier Oxygen Concentrator    4  Inspect the filter  if any part of it is cracked or broken  replace it instead of cleaning  it     5  If cleaning  rinse filter well with clear water until all dirt is removed     6
11. Inc   or to products damaged by  circumstances beyond GF Health Products  Inc    s control     The foregoing express warranty is exclusive and in lieu of any other warranties whatso   ever  whether express or implied  including the implied warranties of merchantability  and fitness for a particular purpose  and the sole remedy for violations of any warranty    30 John Bunn O  Premier Oxygen Concentrator    whatsoever shall be limited to repair or replacement of the defective product pursu    ant to the terms contained herein  The application of any implied warranty whatsoever  shall not extend beyond the duration of the express warranty provided herein  GF Health  Products  Inc  shall not be liable for any consequential or incidental damages whatso   ever  Some states do not allow the exclusion or limitation of incidental or consequential  damage  or limitation of how long an implied warranty lasts  so the above exclusion and  limitation may not apply to you  This warranty shall be extended to comply with state   provincial laws and requirements     Note  The above warranty has been written to comply with Federal Law applicable to  products manufactured after July 4  1975     John Bunn O  Premier Oxygen Concentrator 31    12 EXPLODED DRAWINGS    Main Assembly            9 Volt battery  holder    D         washer    9 Volt battery  holder screw        5    hush house              upper  caster nut   r  capacitor retainer  caster P    washer N   S G  r    t s  D           side 
12. JB0160 015B 220 and  JB0160 015 220 only     28    CHECK   ACTION  Check if concentrator is unplugged  plug in   Check if circuit breaker is tripped  reset circuit breaker     If concentrator still doesn t work  contact Graham Field equipment provider     CHECK   ACTION    Inspect tubes and cannula to ensure that they are not kinked or blocked  Smooth tubes  to unblock     Check humidifier bottle  if so equipped  for leaks or jamming  Give humidifier bottle a  slight shake to open safety valve  Clean humidifier bottle  reinstall and tighten     If condition persists  contact Graham Field equipment provider     CHECK   ACTION    Adjust flowmeter knob  If condition persists  contact Graham Field equipment provider     CHECK   ACTION    If yellow fault light blinks  and alarm sounds at low intervals  or yellow fault light  illuminates continuously and alarm sounds  contact Graham Field equipment provider     CHECK   ACTION    OK to continue use  but contact Graham Field equipment provider immediately   Concentrator s oxygen concentration is safe  but decreasing  When oxygen  concentration is too low for safe use  concentrator will shut off and optional O  sensor  red warning light will illuminate     CHECK   ACTION    Discontinue use  contact Graham Field equipment provider immediately  Oxygen  concentration is too low for safe use     John Bunn O  Premier Oxygen Concentrator    Equipment Provider Troubleshooting    SYMPTOM    Concentrator power is  on and alarm is on  but  conc
13. NG  TO REDUCE THE RISK OF BURNS  ELECTROCUTION  FIRE OR INJURY TO  PERSONS  avoid using while bathing  If continuous usage is required by the direction  of a physician  the concentrator must be located in another room at least 9 feet  2 8m   from the bath        WARNING  DO NOT reach for a concentrator that has fallen into water  UNPLUG IT  IMMEDIATELY        WARNING  In certain circumstances  oxygen therapy can be hazardous  Graham Field  recommends that you seek medical advice before using this product     John Bunn O  Premier Oxygen Concentrator 7    A  WARNING  Avoid creation of any spark near medical oxygen equipment  This includes  sparks from static electricity created by any type of friction     Z  ATTENTION  DO NOT come in contact with the concentrator when you are wet     Z  ATTENTION  DO NOT place or store the concentrator where it can drop into water or other  liquid     A ATTENTION  NEVER leave the concentrator unattended when plugged in     Z  ATTENTION  This device is to be used only in accordance with the prescription of a  physician and this user manual  If at any time the patient or attendant concludes that  the patient is receiving an insufficient amount of oxygen  contact the provider and or  physician immediately  NEVER make adjustments to the flow rate unless prescribed by a  physician     Z  ATTENTION  ALWAYS supervise closely when this product is used near children or those  who require close supervision     A ATTENTION  Only use this device as intende
14. NG  To reduce the risk of fire  special care must be taken when using oxygen  concentrators  DO NOT SMOKE while using this device  Keep all matches  lighted  cigarettes or other sources of ignition out of the room in which this concentrator is  located  In public settings or when used in hospital or long term care environments   prominently display NO SMOKING signs     A  WARNING  Textiles and other materials that normally would not easily burn  can ignite  and burn with great intensity in oxygen enriched air     A  WARNING  A spontaneous and violent ignition may occur if oil  grease or greasy  substances come in contact with oxygen under pressure  ALWAYS keep these  substances away from the oxygen concentrator and all other oxygen equipment  DO NOT  use any lubricants unless recommended by manufacturer     A  WARNING  Failure to observe these warnings can result in severe fire  property damage  and cause physical injury or DEATH     Maintenance       CAUTION  The oxygen concentrator was specifically designed to minimize routine  preventive maintenance  Only an authorized equipment provider or factory trained  personnel should perform preventive maintenance or adjustments to the oxygen  concentrator     Radio Frequency Interference    Most electronic equipment is influenced by Radio Frequency Interference  RFI   ALWAYS  exercise CAUTION with regard to the use of portable communications equipment in the  area around such equipment     Additional Safety Warnings      amp  WARNI
15. OTOO PT  riiinig product tank   JBO160 RV                     relief valve   JB0160 CFS                   side filter  2 each    JB0160 SB                     sieve bed  2 each    JB0160 TRAN                transformer   JB0160 CS                     caster wheel  4 each    JBO160 FP                     Face plate with label  no oxygen sensor  JB0160 FPS                   Face plate with label  oxygen sensor    10 John Bunn O  Premier Oxygen Concentrator    6 OPERATION    Description of Operation    Air is drawn into the concentrator cabinet through gross particulate filters     portion of  this air is drawn into the compressor housing to provide a cool operating environment  for the compressor and heat exchanger  The remaining air supply is drawn into the com   pressor through a filter  where particulates are removed and noise reduction is applied   Pressurized air leaves the compressor and passes through the heat exchanger  The air   which has now been cooled to room temperature  is directed to one of two sieve beds by  check  electromagnetic  valves    s air passes through the molecular sieve  nitrogen ad   heres to sieve material  leaving oxygen and various trace gases to pass out of the cham   ber to a product tank  When pressure within the charging sieve bed reaches a prede   termined level  the check valves switch  causing the compressed air to be directed into  the remaining bed  The resting bed is purged with oxygen  which removes the collected  nitrogen  Oxygen  sto
16. ator operation 24   Pressure regulator replacement 24  Product tank operation 23   Product tank repair or replacement 23    R   Radio Frequency Interference  RFI  7  Replacement parts and optional accessories 10  Replacing the battery 17    S   Safety 6   Safety warnings  additional 7  Service 20   Sieve bed operation 23  Sieve bed replacement 23  Specifications 5   Storage 9    T  Tool and supply list 4  Transformer operation 24  Transformer replacement 25  Troubleshooting guide 28  Turning the concentrator off 15  Turning the concentrator on 14    U  Unpacking 9  Ww    WARNING  significance 6  WARRANTY 30    John Bunn O  Premier Oxygen Concentrator    NOTES    John Bunn 0  Premier Oxygen Concentrator    35    USA  Corporate Headquarters     Graham Field Health Products  2935 Northeast Parkway  Atlanta  Georgia 30360    telephone  800 347 5678  770 447 1609  fax  800 726 0601  678 291 3232       www grahamfield com    GF0600030RevE07  OGF Health Products  Inc   printed in China    John Bunn  O  Premier  GF  and Graham Field  are registered trademarks of GF Health Products  Inc     
17. cement parts for the concentrator follows  please refer to the  exploded drawings at the end of this manual to visually identify these parts  Please visit  www grahamfield com for additional information     Part Number                 Description   JBO160 BF        nw bacteria filter   JB0160 TC                     tube and adapter  6 each   JB0160 BH                    battery holder  JB0160 CFR                  bottom filter  JB0160 CTB                  cabinet top  outer shell   blue  JB0160 CT                     cabinet top  outer shell   beige  JB0160 CV                     check valve   JB0160 CVRK                check valve repair kit  JB0160 CB                    circuit board   JB0160 COMP               compressor  JB0160 CC                    compressor capacitor  JB0160 CMA                  compressor mount assembly  JB0160 CRK                  compressor repair kit   JB0160 EC                     electrical cord  JB0160 FANS                fan  2 each    JB0160 PTK                   pressure tubing kit for check valve  JBO0160 IF                       filter mesh  for intake filter   JB0160 FM                    flowmeter  includes flowmeter  silicone tube  and mounting nuts   JB0160 LEDP                 LED plate   JB0160 OSS                  outlet sound silencer  JB0160 OS                    oxygen sensor  JB0160 OON                  oxygen outlet nipple  JB0160 OTK                  product tank tubing kit  JB0160 PR                     pressure regulator   JB
18. d and described in this manual     A ATTENTION  DO NOT use parts  accessories or adapters other than those authorized by  manufacturer     A ATTENTION  DO NOT connect the concentrator in parallel or series with other oxygen  concentrators or oxygen therapy devices      N ATTENTION  JB0160 015B  JB0160 015  JB0160 015B 220  JB0160 015 220  only     Discontinue concentrator use immediately if 0  sensor red warning light illuminates   oxygen concentration is too low for safe use     8 John Bunn 0  Premier Oxygen Concentrator    4 HANDLING    GF Health Products  Inc  Freight Policy  For Your Protection  Read Carefully    The carrier accepted this merchandise  in good condition    and is responsible for safe  delivery     Before signing the freight bill  inspect the shipment carefully for damage or missing  pieces     Apparent Loss or Damage    Should visual inspection show loss or damage  this MUST be noted on the freight bill and  signed by the carrier   s agent  Failure to do so may result in the carrier failing to honor  the claim  Please contact the carrier to obtain the paperwork necessary to file a claim     Concealed Loss or Damage    If damage is discovered after delivery is made  a concealed damage claim must be en   tered with the freight carrier  When this occurs  make a written request to the carrier for  inspection  This request for inspection must be made within 15 days of delivery  The car   rier will provide all paperwork necessary to file a concealed damage or lo
19. d to clean re   place the side filters  intake filter  and battery     e Maintain unit in accordance with user and service manuals     e Repair components and replace parts as outlined in this manual  using only Graham   Field parts     e As the equipment provider  you are responsible for the safe use of this device and the  understanding the patient has of its application  Reinforce the need to communicate  with you or a physician if there is a change in clinical condition     Tool and Supply List    The following tools and supplies are required to perform service covered in this manual     Pressure manometer  Range  0 30cm H20   Oxygen Analyzer  Accurate within 2     DC Voltmeter  Range 0 24VDC    Socket wrench with 7 32    socket   M10 open end wrench   M13 open end wrench   M16 open end wrench   M18 open end wrench   Flat blade screwdriver   Phillips head screwdriver  blade  1   Phillips head screwdriver  blade  2   Leak detector   Cable ties   18  shrink wrap   60 40 Lead Tin solder for electronics   DO NOT use acid core  plumbing  solder    4 John Bunn O  Premier Oxygen Concentrator    2    SPECIFICATIONS  Flow Range  1 to 5 LPM    Oxygen Concentration  1 4 LPM 94   2   5 LPM 92   2     Maximum Outlet Pressure  6 52 psi    065 psi  45kPa   4 5kPa   Pressure Relief Mechanism Operational at  36 26 psi   3 63 psi  250kPa   25kPa     Altitude  Up to 5 997 feet  1 828 meters  above sea level without degradation of  concentration levels  Efficiency of 90  from 5 997 to 13 123
20. dure and ultimate activation of the  concentrator     Power Switch Replacement    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Disconnect the blade connectors   3  Squeeze plastic fingers on top and bottom of switch and push from back to front     4  Insert new switch  Connect paired yellow wires to top right and right middle blade  connector     5  Connect single yellow wire to top left blade and remaining white wire to middle left  blade     6  Perform the previous steps in reverse to reassemble     LED Display Operation  The    HELLO    display and digital hour meter functions are displayed on the LED panel     26 John Bunn O  Premier Oxygen Concentrator    LED Display Replacement    l     WE ges Re    Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Disconnect the Molex connector    Remove the four self tapping Phillips head screws from the LED box   Replace box and reconnect    Perform the previous steps in reverse to reassemble     Flowmeter Operation    The flowmeter is designed to deliver oxygen flow from  5 to 5 0 LPM at an operating  pressure of 6 5 psi  The unit is back pressure compensated  Should the flowmeter not be  able to deliver a flow within its prescribed range  verify that no downstream obstruction  exists  and that a pressure of 6 5psi is being delivered to the flowmeter     Flowmeter Replacement    b    Turn off the power switch and unplug the concent
21. e intake filter access door is located on the left side of the concentrator  above and to  the left of the left side filter     1  Turn off the power switch and unplug Open here  the concentrator s AC connector from Filter access door  the power outlet  Es        2  Use a small blade screwdriver to  open the access door  see Figure 3    for later models  open the filter grill     3  Unscrew the filter core  see Figure 4         Figure 4    18 John Bunn 0  Premier Oxygen Concentrator    4  Remove the intake filter and replace Filter  it with a new one  see Figure 5   core  5  Reinstall the filter core  i    6  Close and secure the intake filter ac   cess door     Note  Always keep the filter core clean  to ensure that oxygen can pass  through        Figure 5       Damage  Do not operate the concentrator without the filter installed  this could  permanently damage the concentrator     Replacing the Battery    Z  ATTENTION  Without the battery  the alarm will not work  ALWAYS replace the battery  when necessary     Note This device uses a 9V battery  If the concentrator will not be used for an extended  period  remove the battery     Note  For earlier models only  you will need a small blade screwdriver to open the intake  filter access door  For later models  the filter grill simply pulls out   When the battery becomes weak  the alarm will sound  Change the battery immediately   1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2
22. e oxygen tubing barb connector securely to the humidifier outlet  the  other end of the oxygen tubing is used by the patient     Note  Oxygenation times and the flowrate ranges are established and prescribed by your  physician     Turning the Concentrator Off    Turn off the power switch and unplug the concentrator s AC connector from the power  outlet     John Bunn O  Premier Oxygen Concentrator 15    7 USER MAINTENANCE    Cleaning the Cabinet  Clean the cabinet at least once a month     1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Clean the cabinet with a mild household cleaner and a non abrasive cloth or sponge   Do not spill liquid inside the cabinet     Cleaning or Replacing the Filters  3 Types     Clean or replace the filters as often as specified in the following paragraphs in order to  protect the compressor and extend the concentrator   s life  Replacement filters are avail   able from your Graham Field equipment provider     Bottom filter    The bottom filter does not typically require cleaning  but  it may if operated in extremely dirty conditions  Perform a  visual inspection of the bottom filter every 2 weeks  if the  filter is dirty  clean it  The bottom filter is located at the  bottom rear of the cabinet  see Figure 1      bottom filter    1  Remove the bottom filter from the squares carefully    with your fingers  Figure 1       2  Inspect the filter  if any part of it is cracked or broken   replace it
23. entrator doesn t  work    SYMPTOM    No power alarm  No  light illuminates after  power on  no display  on hour meter   compressor not  running  buzzer  sounds continuously     SYMPTOM    Concentrator works   but little or no oxygen  from outlet    CHECK   ACTION    Check if concentrator is unplugged  plug into AC power outlet   Faulty electrical connection  change to a workable AC power outlet   Check if circuit breaker is tripped  reset circuit breaker     Transformer connector pins have become disconnected  reconnect transformer  connector pins     Transformer damaged  replace transformer    CHECK   ACTION   Check if concentrator is unplugged  plug into AC power outlet   Faulty electrical connection  change to a reliable AC power outlet   Check if circuit breaker is tripped  reset circuit breaker     Transformer connector pins have become disconnected  reconnect transformer  connector pins     Transformer damaged  replace transformer     CHECK   ACTION    Open filter access door and panel  check tube parts and connections to ensure they are  not loose or poorly connected  Fix any loose parts or connections     Inspect tubes and cannula to ensure that they are not kinked or blocked  Smooth tubes  to unblock     John Bunn O  Premier Oxygen Concentrator 29    11 LIMITED WARRANTY    This warranty is extended only to the original purchaser of our products  This warranty  gives you specific legal rights and you may also have other legal rights which may vary  from state to state
24. erate the components of the concentrator   The input voltage is 115VAC on the red wires     Output voltages are   14 7 volts blue  24 5 volts white    24 John Bunn O  Premier Oxygen Concentrator    Transformer Replacement    l     w m    je Do SS ME Um    Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Disconnect Molex connector from Circuit Board       Usea Phillips head screwdriver to remove the two self tapping screws that secure the    transformer to the Hush House    Cut the two red wires at the point where they are connected to the brown wires   Cut brown wires and skin to expose sufficient wire to solder new connections   Install a 1  piece of 418 shrink wrap over each wire    Splice and solder primary wires    Slide shrink wrap over connection and shrink to fit    Perform the previous steps in reverse to reassemble     Audible Alarm Operation    All audible alarms are sounded through the audible alarm transducer located to the right  of the circuit board  To test the alarm     im    Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Press the power switch to start the concentrator       If there is no audible alarm and battery integrity is verified  replace the audible alarm    transducer     Audible Alarm Transducer Replacement    L     4   5     Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     Disconnect the Molex connector fr
25. erating pressure    1  Turn concentrator on and set flow to 5 LPM    2  Place a pressure manometer downstream from the flowmeter    3  Adjust the pressure by by pulling up on the black knob on the regulator  turn clock   wise to increase pressure and counterclockwise to decrease pressure     Pressure Regulator Replacement    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Cut the cable tie that secures the outlet tube and pull tube off   Turn the regulator counterclockwise to unscrew the regulator   Wrap a two inch piece of Teflon tape around the replacement regulator     ME gue oe pe    Perform the previous steps in reverse to reassemble     Circuit Board Operation    The circuit board controls the switching of the valves that control the flow of air to the  sieve beds and the alarm functions of the concentrator  Components on the circuit board  are sensitive to electrostatic discharge        Damage  USE ESD precautions when handling the circuit board     Circuit Board Removal    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Using ESD precautions  disconnect the seven Molex connectors from the circuit  board     3  Usea 7 32 socket wrench to remove the two nuts that secure the circuit board   4  Mount new circuit board and replace Molex fittings   5  Perform the previous steps in reverse to reassemble     Transformer Operation    The transformer provides low power to op
26. erform the previous steps in reverse to reassemble     Check Valve Replacement    l     Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     Disconnect the two wires     Use a Phillips screwdriver to remove the two Phillips head screws that secure the  check valve assembly to the L shaped bracket     Disconnect the clear pressure sensing tube by pulling down     Use an M16 open end wrench to unscrew the high pressure line coming from the com   pressor     6  Replace the check valve     22    Perform the previous steps in reverse to reassemble     John Bunn O  Premier Oxygen Concentrator    Sieve Bed Operation    The O  Premier employs two beds filled with molecular sieve  Zeolite   The functional  characteristics of the concentrator are determined  in part  by the type of sieve and the  packing method used in its construction  DO NOT repackage the sieve or use non Gra   ham Field replacement parts  this could change the performance characteristics of the  concentrator  All warranties and liability are void if non Graham Field replacement parts  are used     Sieve Bed Replacement    1  Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     2  Use an M16 open end wrench to remove the inlet fittings from the top of the sieve  bed     3  Open the two hose clamps that secure the sieve bed to the hush house     4  Use an M12 open end wrench to remove the outlet hose from the bottom of the sieve 
27. filter    lower Ss     caster nut      a l      cabinet screw  caster Z    bottom filter    concentrator base      cabinet top Side filter holder    32 John Bunn O  Premier Oxygen Concentrator    Front View of Hush House  cooling fan    warming coil  audible alarm transducer             terminal block  intake filter core            intake filter AG    intake filter guard    pressure tubing  check valve       intake filter housing           bacteria filter    transformer       __  fe      flow check valve assembly  pressure sensing line  pressure regulator   product tank   sieve bed    hush house liner    inlet muffler exhaust line    outlet sound silencer muffler retaining clip   exhaust muffler  hush house    a plastic compressor mount    Er compressor mount spring     rubber compressor mount washer         hush house front panel    compressor           __ nut    Ho Hl wasner    compressor mount screw    Control Panel       flowmeter    knob    LED display    LED retaining self tapping screw    v circuit breaker    flowmeter retaining nut    flowmeter    control panel P     power  ON OFF  switch  circuit breaker retaining nut    John Bunn O  Premier Oxygen Concentrator 33    13 INDEX    A   ATTENTION  significance 6   Audible alarm operation 25   Audible alarm transducer replacement 25    B  Before installation  safety 6  Bill of materials 10    C   Cabinet removal  service 20   Caster replacement 20   CAUTION  significance 6   Checking alarm system  equipment provider  12  
28. he equipment provider to perform the following    e Perform a visual inspection of each unit upon receipt  Report any damage immedi   ately to Graham Field or the freight company  see Section 4  Handling  for Graham   Field   s freight policy     e Check operation of each unit before delivery to patient  After running the unit for  30 minutes  check operation  alarm system  and oxygen purity  as described in this  manual    e This device delivers a prescribed drug  Ensure that patient has obtained a prescrip   tion from a duly authorized physician  This unit should not be used as a life support   ing device  A back up source of oxygen should be available    e Using the user manual as a guide  instruct the patient in the use of this device  Be  sure to deliver a copy of the User Manual at the same time this device is installed  and review it with the patient    e Be sure to post NO SMOKING signage     e Review general safety precautions regarding the use of oxygen as outlined by the  N F P A  and C G A     John Bunn O  Premier Oxygen Concentrator 3    e Instruct patients to notify their physician and or equipment provider if they experi   ence any signs of discomfort     e Instruct patient and or caregiver how to perform maintenance of the bottom filter  and check alarm system operation when turning concentrator on     e Be available to service a patient at any time  Since the user is instructed not to open  the filter or battery access doors  the equipment provider is require
29. losion     Before Installation  A Damage  During transport  always keep the concentrator upright to prevent damage   A Damage  Only use stable and safe electrical power sources     A Damage  If the electrical power source becomes unstable  discontinue use and find an  alternate source     A Damage  The oxygen concentrator cabinet contains no serviceable parts  The oxygen  concentrator cabinet should ONLY be opened by an authorized equipment provider     Placement    Z  ATTENTION  The oxygen concentrator is intended to be rolled from room to room  Do not  place the oxygen concentrator in surroundings where its airflow is obstructed     Z  ATTENTION  Be certain to place the unit so that all sides are at least 12 inches  30 cm   away from walls  draperies  furniture  or other obstructions  Do not place the unit in a  confined area      N ATTENTION  The oxygen concentrator MUST be kept away from heat  fire and excessive  water sources and conditions      N ATTENTION  Do not place items on top of the concentrator   Z  ATTENTION  NEVER block the concentrator   s air openings     A ATTENTION  Always place the concentrator on a hard surface  Never place the  concentrator on a surface such as bed or couch  where the concentrator may tip or fall     6 John Bunn O  Premier Oxygen Concentrator    A ATTENTION  Keep the concentrator openings free from lint  hair  etc     Fire Warning  amp  Explosion    amp  WARNING  Keep the concentrator away from flammable and explosive areas     A  WARNI
30. low gas to flow through analyzer for a period of time consistent with manufactur   er   s guidelines to determine an accurate reading     7  To determine the accuracy of your reading  consider the accuracy of the test device  you are using and the tolerance of the concentrator     O  Premier Purity Specifications   e Flow Rate  1 to 5 LPM    e Oxygen Concentration  1 4 LPM 94   2   5 LPM 92   2     John Bunn O  Premier Oxygen Concentrator 13    For User  Preparing the Concentrator   refer to picture at right     I     Unscrew the humidi   fier bottle cover  if so  equipped  humidifier  bottle is optional    Fill the humidifier  bottle with purified  water  or distilled  water  between   the maximum and  minimum water level  lines  If needed  add  medication to the  water  as prescribed  by physician    Screw the cover back  on the humidifier  bottle       Screw the humidifier    bottle adapter into  the humidifier bottle  cover     Flowmeter knob    Hour meter  LED panel                         Oxygen outlet    Humidifier bottle Flowmeter    hose  O  sensor LED  red    JB0160 015B   Humidifier bottle JB0160 015     adapter JB0160 015B 220     amp  JB0160 015 220 only     Humidifier bottle    outlet Fault indicator    light  yellow   Humidifier bottle     optional accessory  Circuit breaker    Oxygen tubing   optional accessory     Power switch    Power indicator  Nasal oxygen hose light  green      optional accessory   Panel    C   O  Premier    Oxygen Concentrator  features 
31. om the circuit board       Unscrew the two self tapping Phillips head screws that secure the audible alarm    transducer to the Hush House   Replace the audible alarm transducer  Perform the previous steps in reverse to reassemble     Light Indicator Board Operation    The control panel lights are controlled by this board  If the concentrator is equipped  with an O2 sensor  Model Nos  JB0160 015B  JB0160 015  JB0160 015B 220 and  JB0160 015 220 only   its light is also controlled by this board     John Bunn O  Premier Oxygen Concentrator 25    Light Indicator Board Replacement    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Remove the two Molex connectors and two blade connectors   Use Phillips screwdriver to remove four Phillips screws   Replace light indicator board     B ae w N    Perform the previous steps in reverse to reassemble     Circuit Breaker Operation  The concentrator is equipped with a 10amp circuit breaker     Circuit Breaker Replacement    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     Disconnect the two blade connectors   Unscrew the nut on the front of the panel   Replace with new circuit breaker     pU o PL ES    Perform the previous steps in reverse to reassemble     Power Switch  On Off Switch  Operation    The flow of electricity to the unit is controlled by the power switch  Turning the power  switch to the ON position initiates the self test proce
32. on to the start up self test and the alarm system battery test  the alarm will  sound under the following conditions     e Power failure   e Electricity unavailable to concentrator   e Concentrator unplugged   e Circuit breaker tripped and needs to be reset   e Inadequate power available to operate concentrator  brown out     12 John Bunn O  Premier Oxygen Concentrator    For Equipment Provider  Checking Oxygen Purity    To ensure that the concentrator is performing within specification  you must perform  an oxygen purity test  This test uses an analyzer to determine the purity of the oxygen  generated  The test should be performed upon initial inspection  at time of delivery toa  patient  and at periodic intervals as determined by the equipment provider     The default interval set by Graham Field is 90 days  The interval set by the equipment  provider may be longer or shorter for those choosing to set their own protocol     1  Ensure that the power switch is off  plug the concentrator   s AC connector into a prop   erly grounded power outlet     ps    Press the power switch to start the concentrator     ad    Run the concentrator for at least 30 minutes before performing the test     4  Connect the analyzer to the outlet fitting on the cabinet  Do not attach the analyzer to  a humidifier     n    Adjust flowrate to a level consistent with the limitations of the test device  Do not  forget to return flow to setting prescribed for the patient upon completion of test     6  Al
33. or remove  at purchaser   s cost  the defective component part s  identified  pack  the component part s  in a manner to avoid shipping damage and to ship the compo   nent part s  to either GF Health Products  Inc  or an Authorized Equipment Provider  as  specified by GF Health Products  Inc  in advance     Defective component part s  must be returned for warranty inspection  using the serial   ized return authorization number as identification  within thirty  30  days of the return  authorization date  Do not return products to GF Health Products  Inc  or its Authorized  Equipment Providers  without prior consent  C O D  shipments will be refused  All return  shipments must prepay shipping charges  unless otherwise authorized by GF Health  Products  Inc     Concentrator warranty for the John Bunn O  Premier Oxygen Concentrator  part num   bers JB0160 010B  JB0160 010  JB0160 010B 220  JB0160 010 220  JB0160 015B  JB0160 015   JB0160 015B 220  JB0160 015 220  limitations and exclusions     The foregoing warranty shall not apply to products subjected to negligence  accident   improper operation  maintenance or storage  soot or smoke filled environments  other  than normal application  use or service  modification without GF Health Products  Inc    s  express written consent  including  but not limited to  modification through the use of  unauthorized parts or attachments   damage by reason of repairs made to any compo   nent without the specific consent of GF Health Products  
34. ote This device uses a 9V battery  If the concentrator will not be used for an extended  period  remove the battery     When the battery becomes weak  the alarm will sound  Have your Graham Field equip   ment provider change the battery immediately      N ATTENTION  Without the battery  the alarm will not work  ALWAYS change the battery  when necessary     John Bunn O  Premier Oxygen Concentrator 17    8 EQUIPMENT PROVIDER MAINTENANCE    Preparing for a New Patient  1  Clean the cabinet as described in Section 7  User Maintenance   2  Clean or replace the side filters as described in Section 7  User Maintenance     3  Perform the following  Checking Concentrator Operation  Checking Alarm System and  Battery  and Checking Oxygen Purity  as described in Section 6  Operation     Cleaning or Replacing the Filters  3 Types     Clean or replace the filters as often as specified in the following paragraphs in order to  protect the compressor and extend the concentrator s life     Bottom filter   Clean replace the bottom filter as described in Section 7  User Maintenance   Side filters   Clean replace the side filters as described in Section 7  User Maintenance   Intake filter    Note  You will need a small blade screwdriver to open the intake filter access door     Replace  do not clean  the intake filter annually  or more often  if the intake filter turns  black   The frequency of replacement depends on usage and condition of the environ   ment where the concentrator is used     Th
35. rator      WARNING  Users who require continuous oxygenation must plan for alternate reserve  sources of power and oxygen in the event of a failure or loss of power and oxygen  This  device is to be used ONLY as an oxygen supplement device and is NOT intended to be a  life supporting or life sustaining device     1 INTRODUCTION    The John Bunn 0  Premier oxygen concentrator is intended for use as an oxygen supple   ment device in a home or care facility  Use the concentrator only as prescribed by a  physician    The concentrator separates oxygen from ambient air  providing the user a high con   centration of oxygen  Oxygen concentrator usage is therapeutically equivalent to other  types of oxygen delivery systems     Characteristics   e Reliable  safe  complete plastic outer shell    e Display screen shows total elapsed working hours    e Pressure safety valve helps ensure operating pressure      Power loss alarm function      High and low pressure alarm function      Heat protection to ensure the safety of the compressor and concentrator     e JB0160 015B  JB0160 015  JB0160 015B 220 and JB0160 015 220 only   yellow fault light illuminates when 71     O  concentration  lt  82   system works  red warning light illuminates when O  concentration  lt  71   system shuts off    Equipment Provider Responsibility    All equipment providers must assume responsibility for handling  operational check   out  patient instruction  and provider maintenance    It is the responsibility of t
36. rator s AC connector from the  power outlet     Disconnect outlet tubes       Use an M18 wrench to remove the two nuts that secure the flowmeter to the control    panel    Remove and replace flowmeter    Test flow and validate pressure    Perform the previous steps in reverse to reassemble     Power Cord Replacement    1     Es Mi n m    Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     Disconnect black and white leads from terminal block on top right hand side of Hush  House     Disconnect cable ties   Unscrew tension bar at inlet to base and pull cord out   Insert new cord and reconnect    Perform the previous steps in reverse to reassemble     John Bunn O  Premier Oxygen Concentrator 27    10 TROUBLESHOOTING GUIDE    User Troubleshooting  The following table  provided for your reference  appears in the user manual     SYMPTOM    Concentrator power is  on and alarm is on  but  concentrator doesn t  work    SYMPTOM    Concentrator works   green power indicator  light illuminates  but  little or no oxygen  from outlet    SYMPTOM    Flowmeter ball located  on  0    position or float  is unstable    SYMPTOM    Concentrator works   but makes abnormal  sound    SYMPTOM    Concentrator works   but yellow fault light  lluminates   JB0160 015B   JB0160 015   JB0160 015B 220 and  JB0160 015 220 only     SYMPTOM    Concentrator doesn t   work  alarm sounds   optional O  sensor red  warning light  illuminates   JB0160 015B   JB0160 015   
37. red in a product tank  then passes through a regulator which sets  the service pressure of the system  then to a flowmeter which determines the amount of  oxygen to be delivered to the patient  The unit delivers therapeutic oxygen to the patient  at flow rates of up to 5 liters per minute      N ATTENTION  Ensure you have performed the following three checks  Checking  Concentrator Operation  Checking Alarm System and Battery  and Checking Oxygen  Purity  before giving concentrator to end user     For Equipment Provider  Checking Concentrator Operation    1  Ensure that the pow   Flowmeter knob    er switch is off  plug    Hour meter  the concentrator   s Oxygen outlet LED panel  AC connector into a     Flowmeter  properly grounded hose N  ower outlet O  sensor LED  red   p      JB0160 015B   Humidifier bottle JB0160 015   2  Press the power adapter JB0160 015B 220  switch to start the    amp  JB0160 015 220 only   oN  concentrator  There Humidifier bottle     If S ED  outlet Fault indicator    will be a brief delay   before the concen    trator starts  after  which you should  observe the follow   ing    a  The alarm system  emits a tone of  one second dura   tion     b  The word HELLO  appears on the  hour meter LED     light  yellow   Humidifier bottle     optional accessory  Circuit breaker    Oxygen tubing   optional accessory     Power switch    Power indicator  Nasal oxygen hose light  green      optional accessory        Panel      Cabinet    O  Premier  Oxygen Concen
38. sembly for exchange     1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Remove cabinet as described previously     3  Use a Phillips screwdriver to remove the six Phillips head screws on front panel of  hush house     4  Use a Phillips screwdriver to remove the eight Phillips head screws on sides and back  lip of hush house     5  Apply a downward pull to compressor inlet hose located on left side of compressor  to remove     6  Usea flat blade screwdriver to loosen air outlet hose from right side of compressor  and pull down     7  Unlock Molex connector at rear of compressor   8  Use an M10 open end wrench to remove nuts that secure compressor to mounts     Compressor Installation  1  Perform compressor removal procedure in reverse   2  Leak test pressurized connections     Compressor Capacitor Replacement    1  Turn off the power switch and unplug the concentrator   s AC connector from the  power outlet     Cut the two cable ties that secure capacitor    Remove two wires from Molex connector that connect to capacitor   Insert two Molex tipped wires into Molex harness from new capacitor   Insert new cable ties into slots from which cable ties have been removed     of wm ge pe qe    Secure new capacitor with new cable ties     Check Valve Operation    The O  Premier uses two electromagnetic valves to control the inflow of compressed air  to the sieve beds  These valves operate on a voltage of 24VDC  The ON cycle will last
39. ss claim  since  such damage or loss is the carrier   s responsibility     Each concentrator is checked before leaving the factory  To assure no damage has oc   curred in transit you must perform the following inspection prior to delivering the unit  to a patient     Unpacking  Note  Unless the oxygen concentrator is to be used immediately  retain containers and  packing materials for storage until concentrator use is required     1  Check for obvious damage to the carton or its contents  If damage is evident  please  notify the carrier     2  Remove all loose packing from the carton   3  Carefully remove all the components from the carton     Inspection   Examine exterior of the oxygen concentrator for nicks  dents  scratches or other dam   ages  Inspect all components    Storage    Store the repackaged oxygen concentrator in a dry area  DO NOT place anything on top  of the repackaged concentrator     John Bunn O  Premier Oxygen Concentrator 9    5 BILL OF MATERIALS AND REPLACEMENT PARTS    The concentrator includes the following components   e Oxygen concentrator  one each    e User manual  one each    e Humidifier bottle hose  one each    e Humidifier bottle adapter  one each     The concentrator comes with one bottom filter  two side filters  and one intake fil   ter already installed  Model Nos  JB0160 015B  JB0160 015  JB0160 015B 220 and  JB0160 015 220 come with one O  sensor already installed     Replacement Parts and Optional Accessories    A list of available repla
40. trator  features    John Bunn O  Premier Oxygen Concentrator 11    There is a four second pause while the unit performs internal diagnostics   After four seconds the compressor starts    Air flows out the bottom of the unit    The green power indicator light illuminates     mroan    If the unit is equipped with the optional O  sensor  the control panel red warning  light remains illuminated until the unit is producing oxygen of at least 71  purity     3  Turn the flowmeter control knob counter clockwise until it reaches 5 liters per min   ute     For Equipment Provider  Checking Alarm System and Battery    The concentrator has a battery powered alarm system  Every time the concentrator  power switch is turned on  the alarm system performs a self test  and emits a tone of one  second duration  To perform alarm system self test     1  Ensure that the power switch is off  plug the concentrator   s AC connector into a prop   erly grounded power outlet     2  Press the power switch to start the concentrator    3  There will be a brief delay before the concentrator starts    4  The alarm system should emit a tone of one second duration   To fully test the alarm system and battery     1  Ensure that the power switch is off and that the concentrator   s AC connector is un   plugged    2  Press the power switch to start the concentrator   The alarm should sound loud and  steady  Run test for five seconds  If the alarm sound wavers  stops  or is weak  replace  the battery     In additi
41. ts between the top of the control panel  and cabinet outer shell  turn 30 degrees to release the panel from the cabinet     2  When control panel is free  disconnect the oxygen supply tube from the top port of  the flowmeter to facilitate removal of cabinet     3  Remove the control panel   4  Perform the previous steps in reverse to reassemble     Caster Replacement    1  Turn off the power switch and unplug the concentrator s AC connector from the  power outlet     2  Place concentrator on its side  3  Use an M13 open end wrench to unscrew caster to be replaced   4  Replace caster  use M13 open wrench to install     Compressor Operation    The compressor is a two piston pump that pushes room air into the sieve beds as di   rected by the valve assembly  The compressor has a six year warranty and should not  require any service for at least 52 000 hours of use     Over an extended period of time  greater than 52 000 hours  the cup seals  which pre   vent air from leaking around the piston and cylinder wall  may wear and create a leak   This decrease in output may result in a decrease in oxygen purity because less air will be  available to the sieve beds     The pistons are driven by a single shaft which is balanced by ball bearings  If the bear   ings wear significantly  the noise level of the compressor may become significantly loud  and require replacement of the ball bearings     20 John Bunn 0  Premier Oxygen Concentrator    Compressor Removal  To remove the compressor as
    
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