HA 20 heating unit
Contents
1. be discarded with the household I waste 10 Product Description Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 4 Installing the HA 20 Heating Unit If installing the HA 20 Humidifier for the first time check that all the humidifier components have been delivered and that they are in good condition refer to the packing note or the invoice if available e Always turn off the Breas breathing therapy equipment and disconnect the mains supply before attaching or detaching the HA 20 heating unit e Do not switch on the HA 20 Humidifier without a filled water chamber connected to the heating unit in order to avoid burn or damage to the humidifier s electronics C e Always make sure the HA 20 heating unit is in correct position after instal lation and before use e It is recommended to keep the HA 20 heating unit attached to the Breas breathing therapy equipment on permanent basis also during transporta tion to avoid extra strain to the equipment Do not frequently attach and detach the heating unit from the Breas CPAP or ventilator to maximize the lifetime of the humidifier Installing the HA 20 Heating Unit 11 Doo 004949 En EU Z 1b Breas HA 20 Humidifier User Manual Follow the instructions in the illustration below to connect the HA 20 heating unit to the Breas breathing therapy equipment 1 2 3 wo N i To disconnect the heating unit make sure you press up the inner loc2. below 5 C 41 F and above 40 C 104 F ambient relative humidity below 10 RH room humidity and above 95 RH atmosphere pressure below 700 mbar and above 1060 mbar At normal atmospheric pressure 700 mbar 3000 metres above sea level 1060 mbar 375 metres below sea level e The HA 20 heating unit water chamber and any replaced parts must be dis posed of in accordance with the local environmental regulations regarding the disposal of used equipment and waste 6 Safety Information Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 2 4 Cleaning and Maintenance Doc 004949 En EU Z 1b The HA 20 heating unit and water chamber shall be cleaned and main tained in accordance with this manual Do not under any circumstances attempt to service or repair the HA 20 Humidifier yourself If you do so the manufacturer will no longer be responsible for the performance and safety of the humidifier HA 20 Heating Unit Do not place or drop the HA 20 heating unit into water or other liquid Do not attempt to autoclave or sterilise the HA 20 heating unit HA 20 Water Chamber The recommended maximum usage period of the HA 20 water chamber is 12 months Deficient cleaning may lead to impaired performance Do not attempt to autoclave the HA 20 water chamber Safety Information Breas HA 20 Humidifier User Manual 7 3 Product Description 3 1 Components 8 Product Des
3. reor ennr ren rr ennen n ren n rr RR enn ene 24 Doc 004949 En EU Z 1b 1 Intended use of the HA 20 Humidifier o e Read this manual thoroughly so that you completely understand how the HA 20 Humidifier is operated and maintained before tak ing it into use to ensure correct usage maximum performance and serviceability e Also read the Breas breathing therapy equipment manual before you install the HA 20 Humidifier Breas Medical AB reserves the right to make changes to this product without any prior notification 1 1 What is the HA 20 Humidifier The Breas HA 20 is an integrated humidifier intended to increase the breathing comfort for patients using Breas breathing therapy equipment It is connected to the Breas iSleep or Vivo device through a smooth click on design Under normal conditions the nose and the airways keep the air we breathe in sufficiently humid When using a CPAP device or ventilator the normal humid ification may not be sufficient When the air you breathe in is too dry you may suffer from dryness of the nose throat or mouth and from mucus build up which in turn may cause pain irritation or infection Humidified air may relieve these symptoms of dry airways 1 2 Indications for Use The HA 20 Humidifier is intended to humidify the patient air during breathing therapy It is intended for non invasive use only The HA 20 Humidifier can only be used together with the following breathing therapy equipmen
4. 12 months Do not under any circumstances attempt to service or repair the HA 20 Humidifier yourself If you do so the manufacturer will no longer be responsible for the performance and safety of the humidifier 8 1 Storage Empty clean and dry the HA 20 Humidifier before storage Store the humidi fier in a dry clean place at a temperature from 20 to 60 C 4 to 140 F 8 2 Disposal The HA 20 heating unit and water chamber and any replaced parts must be dis posed of and recycled in accordance with the local environmental regulations regarding the disposal of used equipment and waste Maintenance Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 19 8 3 Troubleshooting Ifthe HA 20 Humidifier does not work properly try to identify the problem in the table below Check the possible causes and carry out the suggested remedial action The display of the Breas breathing therapy equipment connected to the HA 20 Humidifier will show any error indication of the humidifier A complete list of all error codes is found in the Service Manual for the Breas CPAP or ventilator PROBLEM POSSIBLE CAUSE REMEDIAL ACTION The HA 20 does not heat the water There is no power e Check the power cord of the Breas CPAP or ventilator e Check the connection at the rear of the ventilator and at the power inlet The HA 20 heating unit is not Check that the heating unit is properly connected correctly attached to t
5. 2007 CLASSIFICATIONS Respiratory tract humidifiers for medical use Particular requirements for respiratory humid ification systems SPECIFICATIONS Class Ha Classification according to the European Medical Device Directive 93 42 EEC Type BF Body floating isolated applied part according to IEC 60601 1 IPX0 Degree of protection provided by enclosute 24 Technical Specifications Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b
6. Breas HA 20 Humidifier BREAS Manufacturer Breas Medical AB F retagsv gen 1 SE 435 33 M lnlycke SWEDEN Phone 46 31 86 88 00 Fax 46 31 86 88 10 E mail breasQbreas com Web www breas com E Doc 004949 En EU Z 1b 7 321820 049493 2 Table of Contents 1 Breas HA 20 Humidifier User Manual Intended use of the HA 20 Humidifier omsssssssseessessseessersrersrrnsrnnrnnrnnnnrnnnrnnnernr nr nr ann nn renar nan 3 1 1 What is the HA 20 Humidifier Eosmsssssssrsserssrrssressrrsssenrrenrrrrr rare rena rann enn renen a nr nan 3 1 2 INMGIGATIONS TOF USC E EEE AT 3 1 3 Contraindications spiesen e e e e e aE Ea EEE aE ETa 4 1 4 Abo tthis Manual nnie ne a aa a a HANN VR SEN Fe NN 4 Safety Information ssnosssssssssrssresnsrnnrrnnrnnnrrnrrnnrrnnrrnrrnnrrn nr rna rr nn nr nn rn Rn RR RR KRKA KKR RR RAR RR RR RR RR RR ARR RR nn 5 2 1 General User Precautions minssmmsssssssssssrsnssanersnrrenarrnrrnn ren rr ann ann n rn RnB rr nn nar nn nn 5 2 2 Ele trical Safety siia ineeie eoar ve banat hades agente nn NAN RHS eos ANAR ie ncaa tag 6 2 3 Environmental Conditions rsssssssssrrssrrssrsssrssrrsssersrrssrresserrrersrer ense r rer rn rr arr rann enn nn 6 2 4 Cleaning and Maintenance mnessseseererrssrsssssrersrrrrsssrrrrerrrrrr rr nens r rr rr rn ass ss ss RR RR Rn eo en 7 Product DES Cr PU OM ms ieturissvestneben sier ds annas saknas tre As late ied Belated Tevet eae delens 8 3 1 COMPOMENIS csSeacscaiteceesgeststesieetiasies
7. ater chamber This is to reduce mineral deposits and maximize the life of the water chamber Do not fill the water chamber with hot water e Do not overfill the HA 20 Humidifier Fill only the water chamber to the indicated maximum level e Always ensure the cover with seal is properly connected after filling and reassembling the water chamber Also check that the water chamber is cor rectly docked in place and locked to the heating unit e Avoid to remove the seal from the cover at normal daily usage e Make sure all parts are dry before the Breas CPAP or ventilator is con nected to the mains and put into operation Using the HA 20 Humidifier 13 Doc 004949 En EU Z 1b Breas HA 20 Humidifier User Manual Follow the instruction in the illustration below to add water to the HA 20 Humidifier Use the same procedure when emptying water from the water chamber A water chamber filled to the maximum level contains approximately 300 ml 1 Q T Ge AC 2 WN Never add water to the HA 20 Humidifier when it is attached to the Breas breathing therapy equipment 14 Using the HA 20 Humidifier Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 6 Setting up the HA 20 Humidifier After installation you set up the integrated HA 20 Humidifier from the menu on the front panel of the Breas breathing therapy equipment The HA 20 Humidifier must always be installed in order to access and navigate to the hu
8. cription Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b Doc 004949 En EU Z 1b No COMPONENT FUNCTION 1 HA 20 Used for docking the water chamber to heating unit the Breas CPAP or ventilator Contains the electric heater 2 Locking mecha Locks the water chamber to the heating nism unit 3 Heater plate Heats the water in the water chamber Risk of burn during operation and up to ten minutes after use 4 HA 20 Contains water used for humidifying the water chamber patients air 5 Air inlet From the Breas CPAP or ventilator to the humidifier s water chamber 6 Swivel Connects the water chamber to the patient circuit 7 Cover Covers the water chamber 8 Cover seal Used for sealing the cover and water chamber Prevents leaks 9 Max Marking the maximum level of water MAX Product Description Breas HA 20 Humidifier User Manual 9 3 2 Equipment Designation and Safety Label SYMBOL EXPLANATION Model designation Serial number the last six alphanumeric characters Class II electrical equipment dual isolation Body floating Type BE Isolated Applied Part according to IEC 60601 1 Read the user manual thoroughly before connecting the HA 20 Humidifier to the patient gt e o AA CE marking applies in accordance with the directive US MDD 93 42 EEC The unit may be returned to Breas Medical AB for scrap ping and should not
9. dertsladscasseessishceSaaandacasinesoes bea asheataehacedacsstacgcens 8 3 2 Equipment Designation and Safety Label ccccccccceeceeeeeeeeeeeeeeeeeeteeees 10 Installing the HA 20 Heating UNIt ssnnnnsnssssssresssessrersrennrrnnrrnnrrnnrnrrrrnnrrnnrr nr rr n nr r nr rr narr anar annan 11 Using the HA 20 HUmMIdiflCr s ssssssssrssrsrsssrrssnoneseerssornrrrrrrnrnnrrrKA RAR RKK KRA ARR K KKR RR RR SR Rn ror n rna 13 5 1 Adding Water to the HA 20 Water Chamber nsmnssmrssssssrererrrrrrsnsnsrrrrs rss sssr rr rr rann 13 Setting up the HA 20 Humidifler iwwirsiussasscerescsesssrssrrrrssrsssnrrrrrrrksn nn KN KRA KANN RANN KAR SR 00 0 15 CIS AMING sarar tenses netecntenesctaen tates gues SANNE hada LAN DENNES Ne NANNA EES 16 7 1 Cleaning and Disinfecting the HA 20 Water Chamber ss ssssssssssssrssrrsrssssr rr an 16 1 2 Cleaning the HA 20 Heating UNit snnnnsssssssssssrsssssssrerrrrrsrrsonnrrrrerrsnnnrnrr nns rr nro non 18 1 3 Change of Patienters ane a thet aul aaee a Aaa han aR RANDERS KRA Ea 18 Maintenant re eea Eeee EEEE EERE ER A EE E EE Rane Ea EAEE AE ORE TASE ua E Riia 19 8 1 Storage aier Oe nee EE EA EE REE E T ere rr en 19 8 2 DiISp sal semeter a a ATE 19 8 3 Troubleshooting s sssssosivenvsis anvess isdnn den br tetos bon ses sn SAND AEEA RAN ANAR TSE R n Soiak 20 Technical Specifications i a ner a a e a a e araa 22 9 1 Data aen Aa e r a a etta aaa ea aeaa 22 9 2 Compliance of Standards mussssseeesressrrrsresreererrerenrrenr
10. formance o e Always be careful when cleaning the HA 20 Humidifier so not to damage any equipment e Always ensure all parts are properly put in place after cleaning e Make sure all parts are dry before the Breas breathing therapy equipment is connected to the mains and put into operation Fluid must not be allowed to enter into the Breas CPAP or ventilator e Always make sure the two corresponding heater surfaces under the water chamber and on the heating unit are free from dirt Any deposits may dete riorate the heating effect 7 1 Cleaning and Disinfecting the HA 20 Water Chamber Clean the water chamber regularly The required frequency is depending on the usage and water quality 1 Switch off the Breas breathing therapy equipment and remove the patient circuit 2 Allow the humidifier to cool down for ten minutes 3 Disconnect the water chamber from the heating unit and remove the cover with seal 4 Clean the water chamber and cover by hand with hot water and a mild detergent or in a dishwasher without dishwasher detergent at max 70 C 158 F Rinse carefully and allow to dry 5 Reconnect the water chamber 16 Cleaning Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b i Avoid to remove the seal from the cover at daily normal cleaning After removal e g for dishwasher cleaning put the seal on a flat surface and press the cover in place from above Always make sure the seal is properly attac
11. he Breas CPAP or ventilator The HA 20 has been overheated Contact the care provider or service pro vider The heat element of the HA 201s Contact the care provider or service pro broken vider The HA 20 water chamber is leaking The water chamber has been Check the water level and remove the overfilled surplus water if necessary The cover is not attached cor Check the cover and the seal rectly The water chamber is damaged or Contact the care provider or service pro cracked vider for a replacement 20 Maintenance Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b PROBLEM POSSIBLE CAUSE REMEDIAL ACTION There is water in the patient tube The setting of the HA 20 is too Decrease the humidity setting on the high Breas CPAP or ventilator The HA 20 water chamber has Check the water level and remove the been overfilled surplus water if necessary The patient air is too moist e The setting of the HA 20istoo Decrease the humidity setting on the high Breas CPAP or ventilator e High relative humidity in the room The patient air does not feel moist The setting of the HA 20 is too Increase the humidity setting on the low Breas CPAP or ventilator The HA 20 is not working e Check that the heating unit and water chamber ate properly connected to the Breas CPAP or ventilator e Check that the CPAP or ventilator is operating e Contact the care
12. hed to the cover and its edges In case of mineral deposits in the water chamber you may do as follows for i removal Fill the water chamber to the maximum water level with 300 ml warm water and 15 g of citric acid Leave the solution in the water chamber to pene trate the deposits for 30 minutes Discard the solution and clean the water chamber as usual Disinfection The HA 20 water chamber can be disinfected by the following solutions pro vided that they are used according to the manufacturer s instructions Virkon for 10 minutes up to 20 cycles Steranios for 60 minutes up to 20 cycles Sporox II for 60 minutes up to 20 cycles e Aniosyme 0 5 5 minutes up to 20 cycles The HA 20 water chamber can be disinfected in a washer disinfector at max 94 C 201 F for at least 20 times Sterilization It is possible to sterilize the HA 20 water chamber with Sterrad system using hydrogen peroxide at least 20 times o Do not attempt to autoclave the HA 20 water chamber Cleaning 17 Doc 004949 En EU Z 1b Breas HA 20 Humidifier User Manual 7 2 Cleaning the HA 20 Heating Unit Clean the HA 20 heating unit on regular basis when cleaning the Breas breath ing therapy equipment At normal usage there is no need to remove the heating unit from the Breas CPAP or ventilator for cleaning 1 Switch off the Breas breathing therapy equipment and disconnect the mains supply 2 Allow the humidifier to co
13. ividual basis in accordance with the patient s needs If the condensation in the patient circuit is excessive the use of a heated humidifier may require the installation of a water trap in the circuit The water trap prevents any condensation in the patient circuit from running into the patient airways and causing personal injury Do not connect any filter to the HA 20 Humidifier Safety Information Breas HA 20 Humidifier User Manual 5 EC e Handle the HA 20 Humidifier with care e To avoid burn injury be careful not to touch the heater plate or the heated water in the water chamber when the HA 20 Humidifier is switched on or has not yet cooled down Wait ten minutes for the heater plate and water to cool e Before transportation of the Breas breathing therapy equipment with the installed HA 20 Humidifier always disconnect the water chamber from the heating unit e Do not place the Breas breathing therapy equipment with the HA 20 Humidifier in a bag when the water chamber is attached e Do not use aromatic additives such as scented oil or perfume with the water as the may reduce the humidification effect and cause deterioration of the water chamber 2 2 Electrical Safety When handling the HA 20 heating unit always turn off and disconnect the Breas breathing therapy equipment from any power source 2 3 Environmental Conditions EC e The performance of the HA 20 Humidifier may deteriorate at ambient temperatures
14. king mech anism on the rear of the Breas CPAP or ventilator Do not press the outer lock ing mechanism of the HA 20 12 Installing the HA 20 Heating Unit Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 5 Using the HA 20 Humidifier e Always turn off the Breas breathing therapy equipment before detaching or attaching the HA 20 water chamber e Prevent water from entering the Breas breathing therapy equipment Make sure the Breas CPAP or ventilator with the installed humidifier is placed lower than the patient and on a flat surface This is to prevent personal injury from accidental spillage or from excess water or condensation flow ing down the patient tube and into the patient s mask e Never add or pour out water from the HA 20 Humidifier when it is attached to the Breas breathing therapy equipment e Make sure all parts are dry before the Breas breathing therapy equipment is put into operation If there is water outside of the HA 20 Humidifier after filline dry the chamber using a lint free cloth before reconnecting it to the Breas CPAP or ventilator e To avoid burn injury be careful not to touch the heater plate or the heated water in the water chamber when the HA 20 Humidifier is switched on or has not yet cooled down Wait ten minutes for the heater plate and water to cool 5 1 Adding Water to the HA 20 Water Chamber EC e Use only distilled or sterilised water or boiled chilled tap water in the HA 20 w
15. midifier setting on the iSleep or Vivo menu If the humidifier is disconnected and reconnected after usage according to the instructions in this manual the Breas breathing therapy equipment will remem ber the humidity setting used Always set up the HA 20 Humidifier in accordance with the instruc tions given by the responsible clinical personnel q For complete instructions on how to set up the humidifier refer to the Breas breath ing therapy equipment manual The most ideal setting is dependant on the ambient temperature and humidity This implies that the ideal setting may vary due to seasonal temperature changes If the room temperature gets very cold during the night a lower setting may be necessary to prevent condensation in the tubes If the overnight temperature remains high a higher setting may be more comfortable A HA 20 Humidifier filled to the maximum level will be able to humidify the ait for 12 hours with the following settings and conditions SETTING CPAP BILEVEL Humidifier setting 7 7 CPAP 10 mbar EPAP 8 mbar IPAP 20 mbar Breath Rate 15 Ambient temperature 20 C 68 F 20 C 68 F Altitude Sea level Sea level Setting up the HA 20 Humidifier 15 Doc 004949 En EU Z 1b Breas HA 20 Humidifier User Manual 7 Cleaning Clean the HA 20 water chamber and heating unit regularly to ensure correct operation of the HA 20 Humidifier Deficient cleaning may lead to impaired per
16. ol down for ten minutes Remove the patient cir cuit and the water chamber 3 Clean the outside of the heating unit using a lint free cloth and a mild soap solution 4 Reconnect the water chamber Reconnect the patient circuit and cables Disinfection The surface of the HA 20 heating unit can be disinfected by the following solu tions Virkon Steranios Sporox ne and Aniosyme o e Do not clean the HA 20 heating unit in a dishwasher e Do not attempt to sterilise or autoclave the HA 20 heating unit 7 3 Change of Patient If the HA 20 Humidifier is to be used by a new patient do as follows 1 Replace the HA 20 water chamber with a new one 2 Remove the HA 20 heating unit from the Breas CPAP or ventilator and clean the heating unit in accordance with the instructions above 7 3 3 Always use a new patient circuit when the HA 20 Humidifier is used by a new patient 18 Cleaning Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 8 Maintenance To ensure correct operation of the HA 20 Humidifier do as follows e Regularly check the water chamber and heating unit for deterioration and damage In case of damage or leakage contact the responsible care provider or service provider Replace the water chamber or the whole humidifier with heating unit if necessary Replace the water chamber at regular intervals depending on the usage and wear The recommended maximum usage period of the HA 20 water cham ber is
17. provider or service provider Doc 004949 En EU Z 1b The patient breaths through the Contact the care provider fora change mouth of mask Maintenance Breas HA 20 Humidifier User Manual 21 9 Technical Specifications 9 1 Data POWER SUPPLIES SPECIFICATION Power supply ENVIRONMENTAL CONDITIONS 10 to 30 V DC max 40 W SPECIFICATION Operating temperature range 5 to 40 C 41 to 104 F Storage and transport tempera ture 20 to 60 C 4 to 140 F Ambient pressure range 700 to 1060 mbar corresponding to 3000 metres 375 metres below sea level at normal above sea level to atmospheric pressure Humidity DIMENSIONS COMPLETE 10 to 95 non condensing SPECIFICATIONS ASSEMBLY Width x height x depth 150 x 140 x 100 mm Weight 425 g Maximum volume 300 ml water chamber Air outlet 22 mm conical standard connector PERFORMANCE SPECIFICATIONS Gas leakage at maximum lt 5 ml min operating pressure Maximum delivered 43 C 109 F gas temperature 22 Technical Specifications Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b REPLACEMENT PARTS PART NUMBER HA 20 Humidifier heating unit 004859 Silver colour wae cage 004927 White colour HA 20 water chamber 004861 i The HA 20 Humidifier and its packaging do not contain any natural rubber latex The diagram below shows the output of the HA 20 Humidifier at the pa
18. t e Breas CPAP devices iSleep 20 iSleep 20 iSleep 20i iSleep 22 and iSleep 25 e Breas Bilevel ventilators Vivo 30 and Vivo 40 It must always be prescribed by a licensed physician 3 For complete instructions on how to set up the humidifier refer to the Breas breath ing therapy equipment manual Intended use of the HA 20 Humidifier 3 Doc 004949 En EU Z 1b Breas HA 20 Humidifier User Manual 1 3 Contraindications The HA 20 Humidifier must not be used with patients whose supraglottic air ways have been bypassed Refer to the Breas breathing therapy equipment manual for a complete list of con traindications associated with breathing therapy 1 4 About this Manual Icons In this manual icons are used to highlight specific information The meaning of each icon is explained in the table below ICON EXPLANATION Warning Risk of serious personal injury Caution Risk of minor or moderate injury Risk of equipment damage loss of data extra work or unexpected results Note Information that may be valuable but is not of critical impor tance tips Gb Reference Reference to other manuals with additional information on a specific topic G 4 Intended use of the HA 20 Humidifier Breas HA 20 Humidifier User Manual Doc 004949 En EU Z 1b 2 Safety Information 2 1 General User Precautions Doc 004949 En EU Z 1b The HA 20 Humidifier must only be used for the intended
19. tient end of the tube 50 45 40 35 30 25 20 15 10 5 Output of H20 mg l Flow l min Setting 9 Setting 6 me Setting 3 The warm up time for the delivered patient air to reach the set temperature from a starting temperature of 20 to 25 C 68 to 77 F is less than 60 minutes when the HA 20 Humidifier is operated according to Breas instructions The humidity settings of the HA 20 correspond to the following final water temperatures at 10 mbar and 25 1 min HUMIDITY SETTING WATER TEMPERATURE 3 35 C 95 F 6 43 C 109 F 9 50 C 122 F Technical Specifications 23 Doc 004949 En EU Z 1b Breas HA 20 Humidifier User Manual STANDARD 9 2 Compliance of Standards SPECIFICATIONS IEC 60601 1 1988 A1 1991 A2 1995 Medical electrical equipment Part 1 General requirements for safety IEC 60601 1 1 2000 Medical electrical equipment Part 1 1 Gen eral requirements for safety Collateral stand atd Safety requirements for medical electrical systems IEC 60601 1 2 2001 Medical electrical equipment Part 1 2 Gen eral requirements for safety Collateral stand compatibility atd Electromagnetic Requirements and tests IEC 60601 1 6 2004 Medical electrical equipment Part 1 6 Gen eral requirements for safety Collateral stand ard Usability ISO 8185
20. treatment in accordance with this manual and with the instructions given by the responsible clinical personnel in accordance with the operating conditions specified in this manual in original and unmodified shape and only with accessories specified or approved by Breas Medical AB Do not use the HA 20 Humidifier if the patient s upper supraglottic air ways have been bypassed Never operate the HA 20 Humidifier if it is not working properly if any part of the humidifier has been dropped or damaged or the heating unit has been submerged in water In the event of suspected damage to the HA 20 Humidifier do not use the humidifier and contact the responsible care provider or service provider for an inspection The installed HA 20 Humidifier must be located below the patient and on a flat surface This is to prevent personal injury from accidental spillage or from excess water or condensation flowing down the patient tube and into the patient s mask Extra cautions should be taken for patients who are una ble to guard their airways or cannot pull off the mask Periodically check for moisture in the patient circuit When present remove the moisture Before attempting to dry the circuit disconnect it from the HA 20 Humidifier to ensure no water back flow into the humid ifier The frequency at which these checks must be performed will depend on the patient s own condition and the device used This should be assessed on an ind
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