FocusTM Portable Oxygen Concentrator Service Manual
Contents
1. battery gauge light flashes When this occurs the patient is instructed to connect Focus to a DC power outlet or to an AC power outlet or change to another source of oxygen immediately The level of battery charge is indicated by the battery gauge indicator s You can also check the SOC state of charge at any time by depressing the button When the unit is connected to AC or DC power outlet you may simultaneously charge the Focus battery supplied with the unit while running the unit Discharged Battery Battery shutdown indicator on Focus control panel When the battery is fully discharged the unit shuts down Before this occurs the amber light flashes 2 times with a 5 second pause and simultaneously a 2 second alarm sounds 2 times with a 5 second pause Battery indicator The green light indicator on the battery gauge light flashes When this occurs the patient is instructed to connect Focus to a DC power outlet or to an AC power outlet or change to another source of oxygen immediately The level of battery charge is indicated by the battery gauge indicator s You can also check the SOC state of charge at any time by depressing the button When the unit is connected to AC or DC power outlet you may simultaneously charge the Focus battery supplied with the unit while running the unit Cannula Disconnect No inspiration detected When Focus is operating but does not sense breathing for 15 consecutive minutes a constant alar2. cm connect a calibrated Teledyne Analytical Instruments oxygen analyzer Model AX 300 or Fujikura Oxygen Analyzer Model FCX HOM or FCX OM3 to the oxygen outlet on the Focus concentrator Turn on the analyzer and record the unit s concentration The concentration specification in test mode is 87 or greater Routine Maintenance Instruction for Patient To ensure accurate output and efficient operation of the unit the patient must contact the Equipment Provider for inspection service when the alarm service indicator illuminates 6 1 Alarm Service Indicator The Focus unit should be serviced after every 5 000 hours of use This should include replacing the compressor felt filter a check of oxygen concentration etc When the unit has reached 5 000 hours of use an amber LED will illuminate on the right side of the unit s control panel Instruct patients to notify the Equipment Provider when this happens If the oxygen concentration of the unit is below 87 the system s operating pressure should be measured to verify the compressor is functioning within specification If the system pressure is below 19 psig 131 kPa make sure that the unit is leak free by testing all tubing connections and fittings with leak testing solution If no leaks are present replace the compressor kl AirSep does not recommend the sterilization of this equipment Equipment Provider Maintenance 7 1 Equipment Provider Routine Maintenance The Foc
3. is bent Defective AC adapter Replace AC adapter Oxygen concentration is below Unknown Return to AirSep specifications in test mode Unit does not deliver oxygen Cannula kinked or not properly Check cannula and the connected cannula connection Unknown Return to AirSep MN171 1 Rev A 02 14
4. not sense breathing for 15 minutes a constant alarm sounds and the amber alarm light illuminates simultaneously If this occurs check the connection from the cannula to the Focus unit make sure that the nasal cannula is positioned properly on your face and ensure that you are breathing through your nose Your physician may recommend the use of a chin strap if needed If the alarm condition continues change to another source of oxygen as available and contact your Equipment Provider Always follow the cannula manufacturer s instructions for proper use Consult your licensed health care provider to determine how often the cannula should be replaced Cannula tubing must be non kinking which can be used for a total length of up to 25ft 7 6cm maximum Ensure the cannula is fully inserted and secure This ensures that the Focus unit can properly detect inspiration for oxygen delivery MN171 1 Rev A 02 14 3 1 4 Battery Charging To check the level of charge of the battery press the button on the battery s keypad The battery gauge indicator s illuminate to indicate the level of battery charge 25 100 3 1 4 1 To charge the Focus battery while using the power supply with Focus la Using AC Power Follow the instructions in the Connecting Focus to AC electrical power section lb Using DC Power Follow the instructions in the Connecting Focus with the Battery section 2 Connect the battery cord without the on off
5. switch into the power supply outlet marked DC OUT To Battery Connect the other end to the battery Note The battery is charging whenever the unit operates on AC or DC power e The Focus battery will completely recharge from its fully depleted state in approximately four hours whether or not the unit is in use on AC or DC power e While charging a fully discharged battery the LED will continue to blink until 25 capacity is reached The LED will then turn solid e Each of the four LEDs 25 100 will blink as stated above then turn solid when they reach their capacity e When all LEDs illuminate solid the battery is fully charged and the LEDs will remain solid for a period of time then all four LEDs will turn off e Wherever storing Focus battery for an extended period of time ensure that the battery state of charge SOC is not depleted or stored at 100 Both these conditions can result in unrecoverable capacity loss The recommended SOC is 25 to 50 for long term storage The recommended storage temperature is 23 C 2 C The Battery can be recharged from the power supply while using Focus AC or DC power by AirSep Figure 11 MN171 1 Rev A 02 14 3 1 4 2 Charging the Optional AirBelt To charge the AirBelt battery 1 Release safetycap from end of the AirBelt cord 2 Connect the AC DC power supply included with the AirBelt Accessory kit to the end of AirBelts power cord as shown in Figure 12 3 Conne
6. the end of the DC power cord Connect the other end into the power supply input connection labeled Accessory DC IN see Figure 4 You can then connect the DC power cord with adapter attached into the 12 Volt DC power source Do not force the cords as they can be inserted only one way Turn the Focus unit on by pressing the power switch to the on position I d DC OUT to Focus DC accessory adapter Connect to Focus Accessory DCIN j DC power cord Accessory DC IN n MN171 1 Rev A 02 14 Figure 4 3 Connecting Focus with the Battery as shown Before using the battery check that it has a sufficient charge The battery 1s equipped with a gauge Figure 9 to indicate the level of battery charge 25 100 To check the level of charge of the battery press the button on the battery s keypad The battery gauge indicator s LEDs to the left of the button illuminate to indicate the level of battery charge 25 100 Connect the switch end of the battery cord into the Focus unit s power inlet only as shown in Figures 5 and 6 Connect the other end into the battery Do not force the cords as they can be properly inserted only one way Refer to the instructions on charging the battery in the Battery Charging section Focus units Power Inlet siti Wie gt 2 LUOU n Battery Gauge Figure 5 Belt Shoulder Figure 6 Strap clip 4 Connecting Focus with the Optional AirBelt Battery Check that the A
7. A 02 14 Storing your AirBelt for extended periods of time at high temperatures or with a fully charged or completely discharged battery can degrade its overall battery life Depending upon the temperature of the Focus battery it can take several minutes for the charging cycle to start after connecting to power This is a normal condition and is intended for safe charging AirBelt does not need to be fully discharged before recharging It is recommended to charge it after each use If the AirBelt power supply remains connected when it is fully charged the four LEDs will turn off within 1 2 hour 4 0 Alarm System An audible alarm sounds simultaneously with a visual alarm if the Focus units battery is low senses no inspiration or if performance is outside specifications If an alarm sounds observe which lights are on The visual and audible alarm conditions are explained in detail below ALARM VISUAL AUDIBLE Buzzer PRIORITY 1 High Temperature Red 3 half second flashes and 3 half second beeps anda 5 a 5 second pause second pause beep beep beep 2 Battery Warning Amber 1 half second flash 1 half second beep and az and a 5 second pause second pause beep Battery Shutdown Amber 2 half second flash 2 half second beeps and a5 and a 5 second pause second pause beep beep 3 No Inspiration Amber Solid 4 Malfunction Red 2 half second flashes and 2 half second beeps and a5 a 5 se
8. cond pause second pause beep beep 5 Breath rate Amber 3 half second flashes 3 half second beeps anda 5 exceeded and a 5 second pause second pause beep beep beep 6 Service Alarm Amber Solid Table 1 Alarm Priority MN171 1 Rev A 02 14 4 1 4 2 4 3 4 4 4 5 Start Up A one second audible alarm sounds to indicate start up The green and red LED s on the control panel will alternate on off for 10 seconds During this 10 seconds both feed and waste valves are open After the 10 second start up is complete the green LED will be illuminated indicating that the Focus 1s ready to be used Battery Status To check the level of charge of the battery press the button on Focus battery keypad The battery gauge indicator s LEDs next the button illuminate from 25 100 to indicate the level capacity of the internal battery At less than 25 capacity the 25 LED blinks Low Battery Focus unit indicators As the battery power approaches a low level the amber light on the Focus unit will flash on for 2 second with a 5 second pause and simultaneously a 1 2 second alarm sounds with a 5 second pause Following the battery warning indicators if action 1s not taken the unit will shut down This will be indicated when the amber light flashes 2 times with a 5 second pause and simultaneously a 2 second alarm sounds 2 times with a 5 second pause Battery indicator The green light indicator on the
9. ct the AirBelt power supply to an AC electrical outlet to recharge AirBelt lt Connecting the AirBelt cord to the power supply corc AC DC Power Supply Figure 12 AirBelt Battery Charging set up Replace safety cap on AirBelt cord when not in use WARNING Do not attempt to charge the optional AirBelt with the Focus power supply or the AirBelt can be damaged Use only the AirBelt power supply provided to charge AirBelt The Focus AirBelt will completely recharge from its fully depleted state in approximately 3 Le hours While charging a fully discharged battery the LED will continue to blink until 25 capacity is reached The LED will then turn solid Each of the four LEDs 25 100 will blink as stated above then turn solid when the battery reaches it s capacity When all LEDs illuminate solid the battery is fully charged and the LEDs will remain solid for a period of time then all four LEDs will turn off The incorrect use of AirBelt can cause it to get hot ignite and may cause serious injury Be sure not to A pierce strike step on or drop the battery or otherwise subject the battery to strong impacts or shocks WARNIN Do not store Focus or AirBelt in a very hot automobile or in other similar high or low temperature environments Operating or storing the AirBelt outside the normal temperature range can affect its performance Refer to the Specifications section in this manual MN171 1 Rev
10. ease droplet nuclei into the air and these carry the Tuberculosis organism These droplet nuclei may be breathed in by another person but prolonged exposure to the infected person is usually necessary for infection to occur HIV and Viral Hepatitis are both viruses that are not living cells themselves but can duplicate when in a living host cell Both of these organisms are usually passed on by person to person contact and both need to be in the human body to survive Once outside the body viruses do not survive 7 5 Cleaning and Preparing for New Patient Use When you remove Focus from a patient s home always detach and dispose of the used nasal cannula Clean the exterior of Focus with a mild household cleaner applied with a damp cloth or sponge Pay special attention to the oxygen outlet for the cannula connection to make sure it remains free of dust water and particles Be careful not to get any liquid into the interior of the unit Next clean the exterior with a common chemical disinfectant before any other patient uses the unit Do not use liquid directly on the Focus unit to clean it Do not use liquid directly on the Focus unit to clean it A list of undesirable chemical agents includes but is not limited to the following according to the plastics manufacturer alcohol and CAUTION alcohol based products concentrated chlorine based products ethylene chloride and oil based products Pine Sol Lestoil These are NOT
11. ed visual Low battery audible and visual Battery condition battery level indicator on battery Normal operating temperature 41 F to 104 F 5 C to 40 C Storage temperature 2 F to 140 F 20 C to 60 C Based on an atmospheric pressure of 14 7 psi 101 kPa at 70 F 21 C Operating unit outside of normal operational temperature range can affect performance MN171 1 Rev A 02 14 1 5 Focus Classifications Type of protection against electric shock Class Il Protection from electric shock is achieved by double insulation Degree of protection against electric shock Type BF Equipment providing a particular degree of protection against electric shock regarding 1 allowable leakage current 2 reliability of protective earth connection if present Not intended for direct cardiac application Independent testing for Medical Electrical Equipment Standard Tested by QPS Testing Services NA Inc to be in compliance with IEC 60601 1 Medical Electrical Equipment Part 1 General Requirements for Safety 2nd edition 1988 A1 1991 A2 1995 Tested by QPS to be in compliance with applicable requirements of the Standard CAN CSA C22 2 No 601 1 M90 Medical Electrical Equipment Part 1 General Requirements for Safety General instruction No 1 Supplement No 1 1994 Amendment 2 1998 and General instruction No 2 November 2003 Protection against potential electromagnetic or other interference between the equipment a
12. ee Table 1 If this alarm condition occurs the patient is advised to change to another source of oxygen as available and contact your Equipment Provider 5 0 Oxygen Concentration Test and Specification 5 1 5 2 5 3 To ensure that Focus s oxygen output is within specification you must perform an oxygen concentration test Test the unit upon delivery to a patient and at periodic intervals Equipment Providers based upon their own expertise and documentation may establish and implement their own protocol to check oxygen concentration The interval established may be longer or shorter than 90 days AirSep s default time period for providers who do not choose to establish their own protocol Connect the Focus Oxygen Concentrator to an AirSep supplied AC power supply AirSep Part No PWO19 1 To activate the unit s test mode 5 2 1 Focus unit off before 4 seconds expires 5 2 2 Turn the unit on and then off again during the 10 second start up sequence The user has a maximum of 6 seconds to complete this task 5 2 3 Repeat step 5 2 2 5 2 4 Turn the unit on and let it remain on Verify Focus is pulsing by observing the intermittent green LED MN171 1 Rev A 02 14 6 0 7 0 5 4 When the unit pulses you should be able to hear the pulse of oxygen and see the LED turn off momentarily Allow Focus to run for 5 minutes before recording the oxygen concentration of the unit With a short length of tubing 12 in 30
13. eve beds While one produces high concentration oxygen the other is purged of the nitrogen it adsorbed collected while it made oxygen Oxygen exits the product tank after first passing through the integrated product filter In addition to the molecular sieve beds that allow oxygen to be separated from air Focus contains an Oxygen Conserving Device OCD valve that controls delivery of high concentration oxygen to the patient at the point in the breathing cycle when the patient starts to inhale Focus delivers a gas consisting of 90 5 5 3 oxygen at a pulse flow rate equivalent to 2 LPM liters per minute constant flow 2 2 Operation Check AirSep tests every Focus Oxygen Concentrator thoroughly after manufacture You must perform the following test to ensure that no damage occurred in shipping or handling 1 Open and inspect all cartons upon delivery Unpack the unit and remove it from the carton Inspect the unit itself for damage If the exterior of a unit s carton is damaged or if the unit itself is damaged note this on the freight bill signed by the driver 2 Connect the power supply or battery to the unit Turn the Focus unit on by pressing the power switch to the on position 1 Refer to Section 3 for operating instructions 3 Check to see that the following sequence occurs a When Focus is turned on A one second audible alarm sounds to indicate start up The green and red LED s on the control panel will alterna
14. fons Focus Portable Oxygen Concentrator Service Manual Wd by AirSep AirSep Corporation e 401 Creekside Drive e Buffalo NY 14228 2085 USA Telephone 716 691 0202 e 24 Hour Fax 16 691 4141 e www airsep com MN171 1 Rev A 02 14 Expedited Product Warranty Check service is always at your fingertips with AirSep http www airsep com Support Warranty_Information aspx OR In the US or Canada dial 866 873 9277 AirSep is a registered trademark of AirSep Corporation D Focus is a trademark of AirSep Corporation MN171 1 Rev A 02 14 Table of Contents Section 1 0 Introduction 1 1 Equipment Provider Responsibility 1 2 Important Notice and Symbol Explanations 1 3 Definitions of Symbols 1 4 Focus Specifications 1 5 Focus Classifications Section 2 0 Operation Check and Test of Oxygen Concentration 2 1 Description of Operation 2 2 Operation Check Section 3 0 Operating Instructions 3 1 General Instructions 3 1 1 Connecting to Focus s Power Inlet 3 1 2 Power Sources Available to Focus 3 1 3 Nasal Cannula 3 1 4 Battery Charging 3 1 4 1 Charging Focus Battery While Using the Power Supply with Focus 8 3 1 4 2 Charging the Optional AirBelt Section 4 0 Alarm System Table 1 Alarm Priority 4 1 Start up 4 2 Battery Status MN171 1 Rev A 02 14 4 3 Low Battery 4 4 Discharged Battery 4 5 Cannula Disconnect 4 6 Performance Warning 4 6 1 Focus Capacity Exceeded 4 6 2 General Ma
15. inor bodily injury or property damage CAUTION Note Provides information important enough to emphasize or repeat NO SMOKING signs should be prominently displayed in the home or wherever Focus is in use Proper information about the dangers of smoking in the presence of medical oxygen should be relayed MN171 1 Rev A 02 14 1 3 Definitions of Symbols Symbols are frequently used on equipment and or the manual in preference to words with the intention of decreasing the possibility of misunderstanding caused by language differences Symbols can also permit easier comprehension of a concept within a restricted space The following table is a list of symbols and definitions used with the Focus Portable Oxygen Concentrator ON power switch on OFF power switch off Warning Describes a hazard or unsafe practice that if not avoided can result in IC Class II Equipment double insulated severe bodily injury death or property damage Complies with the 93 42 EEC directive drawn up by the approved organization No 0459 Caution Describes a hazard or unsafe practice that if not avoided can result in minor bodily injury or property damage Safety agency for CAN CSA C22 2 No 601 1 M90 for medical electrical equipment Note Provides information important enough to emphasize or repeat VW Ve Certified Electrical Safety CERTIFIED TO CSA SID 22 2 No 601 1 Consult the accompanying Keep unit and acces
16. irBelt is sufficiently charged It requires approximately 3 Le hours to completely charge AirBelt Figure 7 is equipped with a fuel gauge to indicate the level of battery charge 25 100 To check the level of charge press the button on the AirBelt keypad The battery gauge indicator s illuminate to indicate the level of battery charge 25 100 Connect the interface cable Figure 8 into the AirBelt then plug the other end of the interface cable into the Focus as shown in Figure 9 For proper orientation of the connector see Connecting to the Focus Power Inlet section Turn the Focus unit on by pressing the power switch to the on position I Refer to the instructions on charging the battery in the Battery Charging section AirBelt battery charge level Figure 7 Sef We l AirBelt Figure 8 AirBelt to AirBelt to Figure 9 Focus Focus cord AirBelt connection battery MN171 1 Rev A 02 14 3 1 3 Nasal Cannula A nasal cannula with tubing are used to deliver oxygen from the Focus unit to the user The tubing is connected to the unit s oxygen outlet Figure 10 Focus Power Inlet Connect the Cannula to Focus s Oxygen Outlet WI by AirSer Figure 10 AirSep recommends a nasal cannula with 7 ft 2 1 m of tubing AirSep Part No CU002 1 or suitable cannula Other lengths of non kinking star channel cannula can be used for a total length of up to 25 ft 7 6 m maximum When Focus is operating but does
17. lfunction Section 5 0 Oxygen Concentration Test and Specification Section 6 0 Routine Maintenance Instructions to Patient 6 1 Alarm Service Indicator Section 7 0 Equipment Provider Maintenance 7 1 Equipment Provider Routine Maintenance 7 2 Compressor Servicing ZA Record Maintenance 7 4 Infection Control 7 5 Cleaning and Preparing for New Patient Use Section 8 0 Service Note At this all repairs must be performed at AirSep s Service Department If your Focus requires service contact your Customer Service representative to obtain an RGA and instructions for return to AirSep Section 9 0 Troubleshooting 9 1 Troubleshooting Chart MN171 1 Rev A 02 14 1 0 Introduction 1 1 Equipment Provider Responsibility All Equipment Providers of the Focus Portable Oxygen Concentrator must assume responsibilities for handling operational check out patient instruction and maintenance These responsibilities are outlined below and throughout this manual This unit is not to be used for life support Geriatric pediatric or any other patients unable to communicate discomfort while using this unit may require additional monitoring Patients with WARNING hearing and or sight impairment s may need assistance with monitoring alarms As an Equipment Provider you must do all of the following m Inspect the condition of each Focus unit immediately upon delivery to your business location Note any sign of damage exte
18. m sounds and the amber alarm light illuminates simultaneously If this occurs check the connection from the cannula to the Focus unit make sure that the nasal cannula is positioned properly on your face and ensure that you are breathing through your nose Your physician may recommend the use of a chin strap if needed If the alarm condition continues change to another source of oxygen as available and contact your Equipment Provider MN171 1 Rev A 02 14 4 6 Performance Warning The performance of Focus can be affected by two conditions 1 If the user s breathing rate causes the Focus unit s capacity to be exceeded 2 The second condition that can result in decreased performance is a general malfunction 1 e High temperature High or Low pressure 4 6 1 Focus Capacity Exceeded When the patient s breathing rate has caused the capacity of Focus to be exceeded an alarm sounds 3 times every 2 second with a 5 second pause and the amber alarm light illuminates simultaneously See Table 1 When this occurs the concentration of oxygen that Focus is supplying is outside of the unit specifications The patient is advised to reduce any physical activity reset alarm by turning unit off and back on and then if necessary change to another source of oxygen as available and contact your Equipment Provider 4 6 2 General Malfunction If Focus has a general malfunction an audible alarm sounds and the red alarm light illuminates S
19. nd other devices Tested by Ultratech Group of Labs to be in compliance with EN 60601 1 2 2007 EMC 2nd Edition Medical Electrical Equipment Part 1 General Requirements for Safety Collateral Standard Electrical Compatibility Requirements and Tests RTCA DO160F Airborne Equipment Sec 21 Emission of Radio Frequency Energy CISPR 11 2009 A1 2010 EN 55011 2009 Class B Group 1 Industrial Scientific and Medical ISM Equipment FCC Part 15 Subpart B Class B Unintentional Radiators Method of cleaning and infection control allowed Please refer to Cleaning Care and Proper Maintenance section of this Focus Patient Manual Degree of safety of application in the presence of flammable anesthetic gases Equipment not suited for such application Mode of operation Continuous duty MN171 1 Rev A 02 14 2 0 Operation Check and Test of Oxygen Concentration 2 1 Description of Operation Air enters the Focus Oxygen Concentrator through an external air intake This air enters the compressor via a suction resonator that quiets the compressor s suction sound The pressurized air then exits the compressor to a two way solenoid feed valve that directs the air into one of two sieve beds that contain molecular sieve The unique property of molecular sieve enables it to physically attract adsorb nitrogen when air passes through this material thereby separating the nitrogen from the oxygen in ambient air There are two si
20. nserted only one way This ensures that neither the unit nor the power accessories are damaged Turn the Focus unit on by pressing the power switch to the on position I Focus units Focus units power Power Inlet connector Figure 2 Figure 1 3 1 2 Power Sources available to Focus 3 1 2 1 Focus operates from four different power sources NOTE Always connect to the Focus power inlet first before connecting to a power supply 1 Connecting Focus to AC electrical power When you are near an AC outlet you may choose to operate Focus with the universal power supply rather than the battery Connect the cord on the power supply labeled as DC OUT To Focus into the Focus unit s power inlet as shown in Figure 3 Do not force the plug as it should be inserted only one way Plug the 3 prong AC cord from the power supply into any standard outlet Turn the Focus unit on by pressing the power switch to the on position I MNI171 1 Rev A 02 14 Focus unit s Power Inlet 6 by pirSeP coos DQ OUT To Battery DC OUT to Focus A Figure 3 2 Connecting Focus to a DC power source The universal power supply can also be used to operate the Focus unit from any 12 Volt DC power source For example to an automobile boat motor home etc with a 12 Volt DC outlet Connect the power supply cord labeled DC OUT To Focus into the Focus unit s power inlet as shown in Figure 3 Place the DC accessory adapter on
21. ower supply No power at DC outlet DC power supply is not connected to accessory outlet or not connected to Focus Defective DC power supply Unknown Unit overheats and will shut down Check air inlet and exhaust vents for obstruction Unknown Battery not fully charged Battery has been stored ina discharged or 100 charged state for prolonged period of time or stored in a very high temperature environment Battery reached cycle life Battery temperature has exceeded battery operating temperature 5 to 40 C Focus is not turned on Battery is depleted Turn on wall or outlet switch Reset household circuit breaker Allow unit to cool before starting Check connection from the AC adapter to Focus Replace AC adapter Check fuse for DC outlet Connect DC power supply to outlet of automobile after ignition is started Replace power supply Return to AirSep Clear obstruction at air inlet and exhaust Return To AirSep Ensure that battery charges for at least 3 1 2 hours and all 4 LEDs are lit solid Replace battery Replace Battery Allow battery to cool before starting Turn Focus on Replace battery Possible Cause Solution Battery does not charge Battery temperature has exceeded Allow battery to cool before battery operating temperature 5 to charging 40 C Battery is defective Replace battery AC adapter connector is defective or Replace battery contact pin
22. rnal or internal on the delivery receipt and report it directly to both the freight company and AirSep Corporation immediately m Check the operation of each Focus unit before delivery to a patient Always operate the unit for a minimum of 10 minutes and check that the oxygen concentration level is within specifications as described in Section 5 of this manual m Deliver Focus units only to patients authorized by a physician s prescription Focus must not be used as a life supporting device m Instruct patients how to use Focus in conjunction with the Patient Manual m Instruct patients to notify their physicians and or Equipment Providers 1f they experience any signs of discomfort m Be available to service each patient at any time m Maintain Focus in accordance with Section 7 m Repair components and replace parts only as outlined in this manual Use only AirSep parts for replacement in Focus Oxygen Concentrators MN171 1 Rev A 02 14 1 2 Important Notice and Symbol Explanations As you review both the Focus Patient Manual and this Focus Service Manual pay special attention to the WARNING CAUTION and NOTE messages They identify safety guidelines or other important information as follows Warning Describes a hazard or unsafe practice that if not avoided can result in severe bodily injury death or property WARNING damage Caution Describes a hazard or unsafe practice that if not avoided can result in m
23. sories dry documents Proper disposal of waste of electrical and Use no oil or grease electronic equipment required No smoking Do not disassemble Type BF equipment Oxygen outlet connection to the cannula Caution Federal law USA restricts this for sale or rental by or on the order of a physician or licensed health care provider MN171 1 Rev A 02 14 Consult instructions for use Do not expose to open flames Do not block fan Oxygen Concentration Dimensions Weight Power Battery duration Rechargeable lithium Battery Battery recharge time Warm up time Battery cycle life Audible alarms and pulse visual indicators Temperature range 1 4 Focus Specifications 90 oxygen 3 5 5 6 4 in high x 4 8 in wide x 2 5 in deep 16 4 cm high x 12 2 cm wide x 6 1 deep Concentrator 1 75 Ib 0 8 kg Battery 0 53 Ib 0 2 kg Optional AirBelt Battery 1 8 Ib 0 8 kg Universal Power Supply AC Power Supply Input 1 100 240 VAC 1 5 Amps max at 120 VAC 50 60 Hz DC Power Supply Input 2_ 11 16 VDC 5 0 Amps max Battery 1 2 hours per battery Optional AirBelt Battery 4 hours 4 hours optional AirBelt 3 1 2 hours 2 minutes Approximately 300 cycles then 80 capacity or below Start up audible and visual Pulse flow visual Cannula disconnect audible and visual Breath rate alarm audible and visual General malfunction audible and visual Service requir
24. te on off for 10 seconds After the 10 second start up is complete the green LED will be illuminated indicating that the Focus is ready to be used b The compressor runs c Exhaust air flows from the unit 4 Perform an oxygen concentration test as described in Section 5 MN171 1 Rev A 02 14 3 0 Operating Instructions 3 1 General Instructions It is important that patients thoroughly understand how to operate AirSep s Focus unit This enables proper treatment as prescribed by a qualified licensed physician You must explain that the purpose of this therapy is to alleviate symptoms If patients experience any discomfort or if the unit alarms they must notify their Equipment Provider and or physician immediately You as the Equipment Provider are responsible to ensure that each patient receives the Focus Patient Manual Explain each step in the operation of the unit to the patient with reference to the patient manual Instruct patients that AirSep recommends that Focus should be used while sleeping only under the direction of their clinician In addition some patients who tend to be mouth breathers may benefit from the use of a chin strap 3 1 1 Connecting to Focus s Power Inlet Locate the arrow marking at the top of the connector Insert connector Figure 1 into the Focus power inlet Figure 2 with the arrow on the side of the connector facing outward Do not force the connector into the power inlet as it can be i
25. to be used to clean the plastic housing on Focus they can damage the units plastic Allow Focus to air dry and then re test oxygen concentration before you return the unit to your inventory Make the bleach solution a 1 100 dilution of 5 25 sodium hypochlorite Mix one part household bleach e g Clorox with 99 parts cold tap water to measure the solution easily take 1 4 cup of household bleach and mix it with a gallon of cold tap water Allow the mixture to sit on potentially contaminated surfaces for 10 minutes kl AirSep does not recommend the sterilization of this equipment MN171 1 Rev A 02 14 8 0 9 0 Service 8 1 Note At this all repairs must be performed at AirSep s Service Department If your Focus requires service contact your Customer Service representative to obtain an RGA and instructions for return to AirSep Troubleshooting Possible Cause Solution Unit does not turn on and AC power supply is properly connected to a wall outlet Unit does not turn on and DC power supply is properly connected to an automobile RV accessory outlet General malfunction alarm is activated Battery duration is less than per specification Unit does not start on battery MN171 1 Rev A 02 14 Wall switch power is off No power to unit Unit temperature has exceeded battery operating temperature 5 to 40 C AC power supply is not properly connected to Focus Defective AC p
26. us unit includes one filter and a compressor that require scheduled maintenance or replacement To ensure that the output of oxygen 1s within specification you must perform an oxygen concentration test Refer to Section 5 Oxygen Concentration Test and Specification of this manual Test the unit upon delivery to a patient and at periodic intervals Equipment Providers based on their expertise and documentation may establish and implement their own protocol to check oxygen concentration The interval established may be longer or shorter than 90 days AirSep s default time period for providers who do not choose to establish their own protocol 7 2 Compressor Servicing As the Equipment Provider you are responsible for monitoring the life of the compressor which must be checked at every 5 000 hours of use MN171 1 Rev A 02 14 7 3 Recording Maintenance As the Equipment Provider you should record all routine maintenance and repairs performed on the Focus unit including hours and dates of service 7 4 Infection Control With growing concern about possible cross infection from home oxygen equipment from one home care patient to another a clarification on this topic is necessary The organisms of most concern are M Tuberculosis HIV and Viral Hepatitis These are potentially pathogenic Tuberculosis can survive outside the human body but its mode of transmission 1s by droplet nuclei When infected individuals cough they rel
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