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1. Serialno Total operating hours 70 Appendices Breas Vivo 30 40 Service Manual Doc 003823 En Z 1
2. 1 Orange LCD Palm Blue UJ XTT Yellow Red X4 e Red Black 9 DS LU ow Compact flash Stepper motor This section contains descriptions and figures of the circuit boards the LCD display and the push button membrane panel of the Vivo 30 40 Doc 003823 En Z 1 Electronics 47 Breas Vivo 30 40 Service Manual 7 2 1 PSU Board The diagram below is an overview of the PSU board CPU connector Mains connector Mains flyback converter ExtDC connector CPU board Power source interface selection IntDC connector 12V generator DC voltage Current converter control Humidifier Internal BLDC interface battery motor interface controller Humidifier BCU connector BLDC motor connector connector PSU board contains the switch mode power supply SMPS built on the double ended flyback topol ogy The converter is powered with mains 100 240 V AC 10 20 i e 80 V AC 264 V AC Power Soutce Selection There are three power inputs two for Vivo 30 Mains External DC EXT DC and internal battery INT DC Vivo 40 only The three power sources ate controlled by the main processor on the CPU board The processor senses status for each source to decides if to disable mains and enable any DC source 48 Electronics Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Doc 003823 En Z 1 Voltage Converter The converter is a boost c
3. CPU Board revision number 9 4 9 3 i U ae 4 7 2y D E e T _ gt LJ 4 2 4 4 4 3 4 12 For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 Parts Location 23 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 3 6 Parts Drawing 6 Vivo 30 Front Casing 7 3 11 2 3 4x A ya CAS ARS E For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 24 Parts Location Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 7 Parts Drawing 7 Vivo 40 Front Casing 8 3 12 3 3 4x A ya CS ERES E For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 Parts Location 25 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 3 8 Parts List for the Vivo 30 and Vivo 40 The parts of the Vivo 30 and Vivo 40 are listed in the table below BREAS KIT No DESCRIPTION Berner AMOUNT 1 Cable kit Vivo 30 40 003567 1 1 Cable AC input PSU 1 1 2 Cable AC connection switch 1 1 3 Cable DC input 1 2 Screw kit Vivo 30 003568 2 1 Screw MRT M4x10 FZB 4 2 2 M4 Serrated washer 1 2 3 Screw M
4. Pressure transducer k Flow transducer Pressure transducer pe Yellow Electrical connection Pneumatic connection Functional Diagrams Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 The table below describes the components of the pneumatic diagram No DESCRIPTION Air inlet filter Turbine Silencer box Vivo 30 40 casing Pressure regulating valve Pressure sensor Flow sensor Ambient Oo CO Jl WB HY BY WY NX Humidifier Patient tube Leak holes 12 Mask 43 Filtering Smoothing Techniques FUNCTION TECHNIGUE DESCRIPTION Pressure Low pass average time constant 16 ms Inspiration trigger Differential mass flow resolution 4 ms Expiration trigger Flow low pass filtering with level sensing 4 4 Vivo 30 40 Measuring and Display Devices SENSING DEVICE PURPOSE TYPE RANGE RESOLUTION ACCURACY SON Pressure Regulate Differ 10 to 0 1 cmH O 0 1 FSS Air outlet of sensing pressure entialto 60 cmH O Vivo 30 40 ambient Flow Regulate Mass O to 300 1 min 1 1 min 1 1 min Air outlet of sensing pressure flow Vivo 30 40 Pressure Indicate Graphic 0to40cmHO 1IcmH O 0 5cmH O Air outlet of display patient LCD Vivo 40 Vivo 30 40 pressure 0 to 30 cmH O Vivo 30 Doc 003823 En Z 1 Functional
5. INTERVAL SERVICE CHECK SECTION Every 12 months Perform external inspection 2 5 Perform a complete function test 2 7 Every 2 years Change the internal battery kit Vivo 40 only 5 1 Every 5 years Change the clock battery 5 6 Change the alarm battery 5 7 Perform an internal inspection 2 6 Check the power failure alarm 2 9 Every 20 000 total Change the complete blower assembly 52 operating hours Perform an internal inspection 2 6 Maintenance Instructions 7 Breas Vivo 30 40 Service Manual 8 2 3 Introduction Before you start a maintenance service read the safety precautions and make sure you have a new service record and all the necessary equipment tools and replacement parts at hand 2 3 1 Safety Precautions e L e Follow the safety precautions below when wotking with the Vivo 30 40 unless the instructions in this manual clearly says so removed Do not use explosive gases and or fluids near the ventilator low all regulations regarding ESD 8 The Vivo 30 40 User and Clinician s Manuals contains extended lists of safety precautions 2 3 2 Service Record The Breas service record is found in chapter 9 Appendices Do not work on the ventilator with the casing removed and the power supply connected Always use caution when working with the ventilator connected to the mains and the casing Make sure that all precautions to prevent electrostatic discharge ESD have been taken Fol
6. El ideada 47 7 1 Main CablinggDiagramoftheVivo30 40 47 7 2 Circuit Board Descriptions sss sees ee eee eee 47 7 2 1 PSU cra 48 7 2 2 ER A EA A ANE ERT 50 7 3 TestPoints CPUboard AAMAeAAAAAA m mm m m m DER RR DRA RR RR RD RRA RR nn ennen 52 7 3 1 Test Point Locations eee eee 52 7 3 2 TEStPOINt Matt Xsiiceccrmrssacrtiaees idas 53 7 A Ventilator Switch over OperatingVoltages 55 7 4 1 MainsPowerSupplyOperation eee 55 7 4 2 External Battery Operation kele mim elele ledi ins 55 7 4 3 Internal Battery Operation Vivo 40only 56 7 5 Checking the Internal Battery Vivo 40oniy 56 EAU TACO a ia maa Sea TST 57 8 1 Fault Tracing Table siman ii 57 8 2 FunctionFailureeErrorCodes MMMMM 58 8 2 1 Reading the Error COS alar milk ED Ra a DADE DD DRA DADE iliak ill 58 8 2 2 Error Code Table coccion uosa da oa tica crisi iaa Te 58 ADDENGICES ui A laz aa ed a 64 9 1 EmissionandImmunityDeclaration mm 64 9 1 1 Guidance and Manufacturer s Declaration Electromagnetic Yek al lap mapa ina leme 64 9 1 2 NIONS S toreo ERK ie e AE 65 9 1 3 Guidance and Manufacturer s Declaration Electromagnetic EMISSION adan E ea Ao LARO ES TE 65 9 1 4 NO OS imi alara Sl cias 66 9 2 ServiceRecordVivo30 40 67 9 3
7. Copy the service record and use it for noting the service checks while performing the yearly service 2 3 3 Inspection Equipment and Tools Before starting the service of the Vivo 30 40 make sure you have the following equipment at hand e e Test lung or reservoir bag for example Breas part no 001917 Measuring instrument for tidal volume and minute volume rate ventilator tester spirome ter or equivalent for example Fluke VT Plus Pressure manometer for example Thommen HM 28 digital manometer Breas part no 001937 gt Digital voltmeter Standard toolkit containing screwdrivers including small potentiometer screwdriver and Torx keys TX 10 and TX 20 Vivo to PC communication cable Breas part no 003588 Vivo 30 40 Service Software compatible with Fluke VT Plus Thommen HM 28 and TSI 4040 available for download from Breas Extranet Contact Breas technical support for more information Vivo Training CD Breas part no 004278 External battery 24 or 12 V for example Breas EB 2 Flow meter for example TSI 4040 Test connector kit Breas part no 004829 connectors and leakageports used when testing Maintenance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 3 4 Replacement Parts The following replacement parts should be available when servicing the ventilator DESCRIPTION PART No Patient air filter grey washable 003563 Patient air filter white disposable
8. 1 13 Plug memory card Vivo 30 40 003542 1 14 Air outlet patient assembly Vivo 30 40 003591 1 15 Beeper cable Vivo 30 40 003509 1 16 PCB PSU card Vivo 30 003492 1 17 PCB PSU card Vivo 40 003602 1 18 Fuse T2A mains 003900 10 Parts Location Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 BREAS KIT No DESCRIPTION PAN OS AMOUNT 19 Fuse T8A external DC 003901 10 20 Lock device kit 004289 20 1 Lock device 1 20 2 Spring conical 2 21 Cooling fan kit 004827 21 1 Elina fan 1 21 2 Fan bracket 1 21 3 Screw MRX H M2 5x25 2 21 4 Nut M2 5 DIN985 2 Parts Location 29 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 4 Functional Diagrams This chapter contains a diagram of the pneumatic system of the ventilator and a block diagram of the Vivo 30 40 s functions The functional block diagram below shows how the electronics and pneumatics are designed and how they are connected to the other components 4 1 Vivo 30 40 with magnetic valve CPU board rev 9 and earlier Charger Display LCD controller gt Power lt gt Mains R control f Int DC Buttons gt dip ExtDC Control conv logic Alarm LED gt batt Memory t card Alarm Blower ctrl co
9. 24 V the ventilator will switch back to the external bat tery supply The external battery voltage is checked continuously 12 V battery Vivo 30 If the ventilator is running from an external battery and the voltage drops below 11 3 V the ventilator will issue a low external DC warning and continue to run until the voltage drops to 10 V The ventilator will then issue a power failure alarm and switch off Vivo 40 If the ventilator is running from an external battery and the voltage drops below 10 V the ventilator will switch to the internal battery supply When the external battery voltage returns to 12 V the ventilator will switch back to the external bat tery supply The external battery voltage is checked continuously Electronics Breas Vivo 30 40 Service Manual 55 7 4 3 nternal Battery Operation Vivo 40 only If a voltage drop occurs while running from an internal battery the ventilator will react as follows If the voltage drops to 16 3 V the ventilator will issue a low battery alarm and continue to tun until the voltage drops to 14 0 75 V It will then issue a power failure alarm and switch off 7 5 Checking the Internal Battery Vivo 40 only 1 Make sure the battery is fully charged SETTING VALUE 2 Adjust the settings as follows Mode PCV IPAP 20 cmH 0 EPAP 8 cmH O Set Rate 15 bpm Inspiration Time 3 0 s LS Study the Vivo 40 Clinicians manual for how to adjust the settings 3 Disconnect the po
10. ACTION CODE 40 FUNCTION FAILURE Communication fail 1 Restart the Vivo 30 40 INTERFACE between main processor 2 Replace the CPU board COMM ERROR and Ul processor or send the Vivo 30 40 for service 42 FUNCTION FAILURE Fuse on CPU board is Replace the CPU board or VALVE FUSE BROKEN blown send the Vivo 30 40 for serv ice 43 FUNCTION FAILURE A mandatoty calibra 1 Perform a pressure and SENSOR CALIBRATION tion is needed after firm flow calibration ware upgrade 50 FUNCTION FAILURE RAM fail 1 Restart the Vivo 30 40 UI PROC RAM FAIL 2 Replace the CPU board or send the Vivo 30 40 for service 51 FUNCTION FAILURE Flash fail 1 Restart the Vivo 30 40 UIPROC FLASH FAIL 2 Replace the CPU board or send the Vivo 30 40 for service 53 FUNCTION FAILURE LED fail 1 Restart the Vivo 30 40 UI LEDS FAIL 2 Replace the CPU board or send the Vivo 30 40 for service 54 FUNCTION FAILURE Key fail 1 Restart the Vivo 30 40 UI KEYS FAIL 2 Make sure that the push button silicone pad is prop erly fitted 3 Replace the push button silicone pad 4 Replace the CPU board or send the Vivo 30 40 for service 55 FUNCTION FAILURE Pressure fail 1 Restart the Vivo 30 40 UI HIGH PRESSURE 62 Fault Tracing Breas Vivo 30 40 Service Manual 2 Perform Pressure Calibra tion 3 Make sure that all internal tubings are properly fastened and not kinked 4 Replace the CPU board or send the Vivo 30 40 for service Doc 00382
11. CheckingtheLowPressureAlarm 15 2 7 9 Checking the High Breath Rate Alarm Vivo 40 only 15 2 7 10 Checking the Low Breath Rate Alarm Vivo 40 only 15 2 7 11 Checking the Low Volume Alarm 16 2 7 12 CheckingtheAudioPause 16 2 7 13 Checking External Battery Operation 16 2 7 14 Checking the Internal Battery Operation Vivo 40 only 16 2 7 15 o AdjustingtheSettingsforthePatient 16 2 8 Electrical Safety Precautions selesi Memeden Kimi isede ta si a 17 2 9 Power Failure Alarm Check eee eee eee 18 2 9 1 VIVO SO occ e a A a isaac 18 2 9 2 NII A Mi mim ll ip e ii na al 18 3 Parts LOCO EEE ER Epe Me EEE e er Me EEE Pe EMER ee ee GN ee e Mi VEYE A EE 19 3 1 Parts Drawing1 MainComponenits a aa tea a ao aa a one ea a aa a aa ai cina 19 3 2 Parts Drawing 2 Vivo 30 Back Casing Cables Screws 20 3 3 Parts Drawing 3 Vivo 40 Back Casing Cables Screws 21 3 4 Parts Drawing 4 Blower Assembly eee eee eee eee 21 3 5 Parts Drawing 5 Batteries TUDINGS serisini matte kins i el akademi ca 22 3 5 1 CPUBoardsrevision9andearler 22 3 5 2 CPU Boardsrevision10andlater 23 3 6 PartsDrawing6 Vivo30FrontCasi
12. Diagrams 33 Breas Vivo 30 40 Service Manual 5 Opening the Vivo 30 40 and Replacing the Main Components A Make sure to disconnect the power supply before removing the casing of the ventilator 5 1 Opening the Vivo 30 40 o Before closing the Vivo 30 40 perform an internal inspection see Internal Inspection on page 11 e Always perform a complete function test after reassembling the Vivo 30 40 see Complete Function Test on page 12 e Always perform an electrical safety test after reassembling the Vivo 30 40 see Electrical Safety Precautions on page 17 Make sure that the Vivo 30 40 is placed on a non scratching surface e Make sure that the tubes are not pinched or kinked when closing the Vivo 30 40 1 Remove the two screws for the base plate Vivo 30 or the internal battery Vivo 40 f 2 Remove the base plate Vivo 30 or the internal battery Vivo 40 by pulling it slightly backwards and down SNS 34 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 Remove the four screws for the casing O Ian QT gt 4 Gently fold the front casing forward 5 Reassemble in reverse order Make sure that the hooks on the Vivo 40 internal battery is properly fitted in the Vivo 40 back casing 5 2 Replacing the Complete Blower Assembly 1 Open the Vivo 30 40 as in section 5 1 2 Disconnect the cabling for
13. PSU cooling fan air ways Do this by pulling the cablings out and to the right when inserting the blower unit 5 3 Replace the PSU Board 1 Remove the blower assembly as in section 5 2 2 Disconnect the external DC connector 38 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 Disconnect the AC supply connector 4 Remove the two screws holding the PSU board 5 Remove the ground cable 6 Remove the PSU board Be careful so you do not damage the Preci dip contacts at the back of the PSU board Vivo 40 only 7 Reassemblein reverse order Opening the Vivo 30 40 and Replacing the Main Components 39 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 5 4 Replace the PSU Cooling Fan 1 Remove the PSU board as in section 5 3 2 Disconnect the cooling fan from the PSU board 3 Remove the two nuts holding the cooling O fan 4 4 Remove the cooling fan 5 Remove the fan bracket You might have an earlier revision of the PSU gt cooling fan that do not have any fan btacket gt If so you shall install a bracket when replacing o the PSU cooling fan to improve the Vivo 30 40 cooling air flow 6 Reassemble in reverse order 40 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual
14. or a reservoir bag to the ventilator Leakage 4mm hole 2 7 5 Checking the Low Leakage Alarm and High Leakage Alarm Test lung 2 Enter operating mode by switching the ventilator on with the Start Stop button 3 Block the leakage hole The low leakage Alarm shall occur within 60 seconds 4 Disconnect the hose from the air outlet The low leakage Alarm shall disappear and the high leakage alarm shall occur within 30 seconds 2 7 6 Checking the High Pressure Alarm 1 Enter stand by mode by switching the ventilator off with the Start Stop button 2 Connect a patient circuit to the ventilator 3 Enter operating mode by switching the ventilator on with the Start Stop button 4 Create pressure towards the ventilator by blowing air into the mask or patient tube The high pressure alarm shall be activated after 3 consecutive high pressure breaths Maintenance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 7 7 2 7 8 2 7 9 2 7 10 Doc 003823 En Z 1 Checking the Inspiratory Trigger 1 Set the inspiratory trigger to 3 2 Create a spontaneous breath inspiratory flow and make sure a triggered breath is given The green Inspiratory Trigger T LED shall be lit Checking the Low Pressure Alarm 1 Enter stand by mode by switching the ventilator off with the Start Stop button 2 Connect the patient circuit to a test lung 1 5 D and a leakage connector SETTING VALUE
15. send the Vivo 30 40 for service 14 FUNCTION FAILURE UI processor unable to 1 Restart the Vivo 30 40 UI PROCESSOR turn off motor 2 Replace the PSU board SHUT DOWN FAIL 3 Replace the CPU board or send the Vivo 30 40 for service 15 FUNCTION FAILURE Power down time isnot 414 Restart the Vivo 30 40 DATE TIME correct and check all settings MISMATCH FAIL Memory log may be 2 Replace the clock battery Corrupt and restore all settings 3 Replace the CPU board or send the Vivo 30 40 for service 16 FUNCTION FAILURE Beeper check fail 1 Restart the Vivo 30 40 BEEPER FAIL 2 Replace the beeper 3 Replace the CPU board or send the Vivo 30 40 for service 17 FUNCTION FAILURE 10 V ref and 3 3 V refis 1 Check test point 40 see CPU VOLTAGE FAIL not correct chapter 7 3 If it is out of range replace the PSU board 2 Replace the CPU board or send the Vivo 30 40 for service 31 FUNCTION FAILURE 1 Disconnect cable from REMOTE POWER FAIL RJ45 socket 2 Restart the Vivo 30 40 3 Replace the CPU board or send the Vivo 30 40 for service 32 FUNCTION FAILURE Inverse not match 1 Restart the Vivo 30 40 MAIN PROCESSOR Memory log may be 2 Replace the CPU board DATA FAIL Corrupt or send the Vivo 30 40 for 60 Fault Tracing Breas Vivo 30 40 Service Manual service Doc 003823 En Z 1 ERROR CODE TEXT ON LCD DISPLAY PROBLEM ACTION 35 FUNCTION FAILURE PRESSURE SENSOR HIGH TEMP FAIL Pressure sensor temper ature gt
16. test point 40 see chapter 7 3 If it is out of range replace the PSU board 4 Replace the CPU board or send the Vivo 30 40 for service FUNCTION FAILURE PRESS G2 FAIL Pressure sensor PG 2 fail 1 Restart the Vivo 30 40 2 Make sure that all internal tubings are properly fastened and not kinked 3 Check test point 40 see chapter 7 3 If it is out of range replace the PSU board 4 Replace the CPU board or send the Vivo 30 40 for service FUNCTION FAILURE FLOW G1 FAIL Flow sensor FG 1 fail 1 Restart the Vivo 30 40 2 Make sure that all internal tubings are properly fastened and not kinked 3 Check test point 40 see chapter 7 3 If it is out of range replace the PSU board 4 Replace the CPU board or send the Vivo 30 40 for service 10 Doc 003823 En Z 1 FUNCTION FAILURE ALARM BATTERY LOW CONNECT TO MAINS AND RESTART IN 30 MIN Alarm battery status fail AD too low 1 Connect the Vivo 30 40 to mains for 30 minutes 2 Replace the alarm bat tery Make sure that the new battery is fully charged 3 Replace the CPU board or send the Vivo 30 40 for service Fault Tracing 59 Breas Vivo 30 40 Service Manual ERROR TEXT ON LCD DISPLAY PROBLEM ACTION CODE 13 FUNCTION FAILURE Main processor unable 1 Restart the Vivo 30 40 MAIN PROCESSOR to turn off motor 2 Replace the PSU board SHUT DOWN FAIL 3 Replace the CPU board or
17. that the PSU cooling fan is securely in place Reassembling the Casing See Opening the Vivo 30 40 and Replacing the Main Components on page 34 for instructions Maintenance Instructions 11 Breas Vivo 30 40 Service Manual 2 7 Complete Function Test 8 You can also perform the complete function test using the Vivo 30 40 Service Sofware To perform a complete function test all tasks in this section need to be completed in the written order 2 7 1 Checking the Breath Rate and Inspiration Time SETTING VALUE 1 Adjust the settings as follows Mode PCV Target Volume Inactive IPAP 20 cmH O EPAP 4 cmH O Set Rate 10 bpm Inspiration Time 3 0 s Rise Time 3 Inspiration Trig 3 2 Connecta pressure flow meter and test lung or a reservoir bag to the ventilator Leakage 4 mm hole Pressure flow meter Test lung 3 Measure and check that the measured values for rate and inspiration time are correct tolerance 410 12 Maintenance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 7 2 2 7 3 2 7 4 O Doc 003823 En Z 1 Checking the Pressure SETTING VALUE 1 Adjust the settings as follows Mode PCV IPAP 4cmH O EPAP 2 cmH O Inspiration Time 5 0 s 2 Connect a pressure manometer or ventilator tester to the ventilator EPAP IPAP TOLERANCE 3 Measure and check that the 5 cmH O 10cmH 0 1 8cmH O measured IPAP value for each pres 10cm
18. the flow valve Opening the Vivo 30 40 and Replacing the Main Components 35 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 3 Disconnect the yellow and the grey tubing at the T connectors 4 Loosen the lower right screw on the blower assembly to remove the small L shaped board 5 Push the tube outlet through the hole at the rear of the Vivo 30 40 36 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Doc 003823 En Z 1 6 Pullthecomplete blower assembly straight out 7 Disconnect the two drainage tubes from the rear side of the blower assembly 8 Disconnect the BLDC motor control cable Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual 37 9 Cut the cable tie securing the blower cabling connector and disconnect it 5 SAGAGA GE 10 Reassemble in reverse order Make sure that a new cable tie is securing the blower cabling connector You need to remove the PSU board as in section 5 3 to replace the cable tie Make sure you fit the tube outlet to the blower assembly pointing slightly upwards Gently pull the tube outlet through the hole at the rear of the Vivo 30 40 When teinserting the blower into the back casing make sure that the cabling does not disrupt the
19. with the patient Has the ventilator functioned without any problems If not what were they e How does the patient care provider check the function of the ventilator How often How often is the filter replaced How many filters will be required before the next service e Other observations Validity of the Documentation 1 Check the validity of the User or Clinician s Manual enclosed with the ventilator 2 Check if any modification or upgrading of the ventilator needs to be done at the same time as the service External Inspection Visual Inspection for External Damage and Wear 1 Clean the outside of the ventilator using a mild soap solution 2 Check for any visible damage to the casing and the other components 3 Check that nothing has become loose 4 Check that the rear lid is connected properly to the ventilator Checking the HA 01 Humidifier if used 1 Remove and open the HA 01 2 Check that there is no visible damage 3 Check that the water container is clean 4 Check that the humidifier is connected properly to the ventilator Checking the Power Connection 1 Check the plugs on the power cord the cord itself and the ventilator s power socket 2 Make sure that the strain relief clamp for the power cord is not damaged 3 Inspect the external battery cable if used 4 Check the external battery socket in the ventilator Inspecting the Patient Circuit Inspect the patient circuit and replace it if
20. 003564 If required Internal battery kit Vivo 40 003452 Alarm battery NiMH 4 8 V 70 mAh 004007 Clock battery CR 2032 Blower assembly kit for replacement after a total operating time of 003524 20 000 hours 2 4 Preparing for Inspection 2 4 1 Initial Recording 1 a BEN Copy a new setvice record see Service Record Vivo 30 40 on page 67 Identify the Vivo 30 or Vivo 40 Note the model and serial number and any inventory number on the service record Check any comments recorded on the previous service records Document the current patient settings 2 4 2 Checking additional services 1 Note the number of Total operating hours on the service record using the menu as described in the Vivo 30 40 Clinicians Manual 8 The operating hours are found at the Device information screen Access the Device information 2 Check the service schedule to see whether the alarm clock batteries the internal battery kit Vivo 40 only or the complete motor assembly needs to be replaced 2 4 3 Inspecting the Markings Make sure that all markings on the ventilator s information labels can be read e e Doc 003823 En Z 1 Model description serial number Warning texts Any inventory marking Any other texts Maintenance Instructions 9 Breas Vivo 30 40 Service Manual 2 4 4 2 4 5 2 5 2 5 1 2 5 2 2 5 3 2 5 4 2 5 5 2 5 6 Information from the Patient User Check the following
21. 1 humidifier Electronics Breas Vivo 30 40 Service Manual 49 7 2 2 CPU Board The diagram below is an overview of the CPU board Alarm battery Display Buttons Display controller UI processor LEDs Reset PSU Pressure sensor Pressure sensor connector Reset Serial interface Memory connector Analog outputs Stepper motor Real time Compact flash memory amplifier clock interface Stepper motor Compact flash memory connector connector Main Processor and User Interface UI Processor The processing core of the main unit is two M16C62P Microcontrollers The main processor has a supply voltage of 5 V and is not operating when Vivo 30 40 is shut of The UI processor is supplied with both 5 V signal side and 3 3 V data side The UI processor is battery backed up and will operate in sleep mode when the Vivo 30 40 is switched off Compact Flash Memory Interface The main processor can transfer the data log from the memory to the compact flash memory Electronics Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Doc 003823 En Z 1 Display The display used is a graphic type and have a visible area of approx 60x80 mm with a resolution of 240x320 pixels To drive the display a display controller is used RJ45 Connector To communicate with a PC the Vivo 30 40 uses a RS232 interface Pressure Sensors Vivo 30 40 is equipped with two pressure sensors for redundancy The main processor gets input from bo
22. 23 En Z 1 Breas Vivo 30 40 Service Manual 6 Upgrade and Calibration 6 1 Firmware Upgrade L To upgrade the Vivo 30 40 firmware you need the Firmware Upgrade Tool iSleep Vivo Contact Breas technical support for more information 6 2 Pressure and Flow Calibration L To calibrate the Vivo 30 40 you need the Vivo 30 40 Service Software Contact Breas technical support for more information 46 Upgrade and Calibration Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 7 Electronics A Always perform a complete function test if you have opened the Vivo 30 40 The electronics optics mechanics and pneumatics of the Vivo 30 40 are integrated To understand fully the electronics of the Vivo 30 40 you must know how to use the ventilator study the pneu matic diagram and acquaint yourself with the mechanical construction 7 1 Main Cabling Diagram of the Vivo 30 40 The diagram below illustrates the main cabling of the Vivo 30 40 Humidifier X2 PSU Brown Yellow Purple X3 Blower X9 assembly Pinoon cable 1 Hall 2 GND X6 Hall 3 X10 NTC 6V Brown Brown X1 Mains inlet External 17 Red X5 go battery inlet O paa X7 XB Battery charger I i X3 I ij Sn I Internal battery I I Vivo 40 only DS a E 7 2 Circuit Board Descriptions X6 X5 X10 CPU X3
23. 3 Adjust the settings as follows IPAP 12 cmH O Low Pressure Alarm 10 cmH O 4 Enter operating mode by switching the ventilator on with the Start Stop button 5 Adjust the IPAP to 5 cmH 0 The low pressure alarm shall occur within 30 seconds 6 Adjust the IPAP to 12 cmH O again The low pressure alarm shall disappear Checking the High Breath Rate Alarm Vivo 40 only SETTING VALUE 1 Adjust the settings as follows IPAP 15 cmH O EPAP 10 cmH O Set Rate 20 bpm High Breath Rate Alarm 10 bpm The high breath rate alarm shall occur within 30 seconds 2 Adjust the set rate to 5 bpm The high breath rate alarm shall disappear within 30 seconds Checking the Low Breath Rate Alarm Vivo 40 only SETTING VALUE 1 Adjust the settings as follows Set Rate 5 bpm High Breath Rate Alarm Off Low Breath Rate Alarm 15 bpm The low breath rate alarm shall occur within 30 seconds 2 Adjust the set rate to 20 bpm The low breath rate alarm shall disappear in 30 seconds Maintenance Instructions 15 Breas Vivo 30 40 Service Manual 2 7 11 Checking the Low Volume Alarm SETTING VALUE 1 Adjust the settings as follows Low Volume Alarm 2 01 The low volume alarm shall occur within 20 seconds 2 Adjust the low volume alarm to 0 05 1 The low volume alarm shall disappear within 30 seconds 2 7 12 Checking the Audio Pause 1 Switch on the ventilator Disconnect the patient circuit The low pressure alarm shall occu
24. 3 En Z 1 io TEXT ON LCD DISPLAY PROBLEM ACTION CODE 56 Communication fail 1 Restart the Vivo 30 40 between Ul processor 2 Replace the CPU board and LCD or send the Vivo 30 40 for service 57 FUNCTION FAILURE Communication fail 1 Restart the Vivo 30 40 UI COMM FAIL Doc 003823 En Z 1 between main processor and UI processor 2 Replace the CPU board or send the Vivo 30 40 for service Fault Tracing Breas Vivo 30 40 Service Manual 63 9 Appendices 9 1 Emission and Immunity Declaration According to TEC 60601 1 2 2001 A1 2004 9 1 1 Guidance and Manufacturer s Declaration Electromagnetic Immunity The Vivo 30 40 are intended for use in the electromagnetic environment specified below The cus tomer ot the user of the Vivo 30 40 should assure that it is used in such an environment Portable and mobile RF radio frequency communications equipment should not be used no closer to any part of the Vivo 30 40 including cables than the recommended separation distance calcu lated from the equation applicable to the frequency of the transmitter IMMUNITY IEC 60601 COMPLIANCE TEST ESTNE LEVEL RECOMMENDED SEPARATION DISTANCE Conducted RF 3 Vims 13 V d 0 27 VP m IEC 61000 4 6 150 kHz to 80 MHz Radiated RF 3 V m 13 V m d 0 27 VP m at 80 MHz to 800 MHz IEC 61000 4 3 80 MHz to d 0 54 VP m at 800 MHz to 2 5 GHz 2 5 GHz Equation description P is the maximum output power rating of the transmitte
25. 3 En Z 1 Breas Vivo 30 40 Service Manual RATED MAXIMUM OUTPUT SEPARATION DISTANCE ACCORDING TO THE POWER OF TRANSMITTER W FREQUENCY OF TRANSMITTER M 150 kHz to 80 MHz to 800 MHz to 80 MHz 800 MHz 2 5 GHz d 0 27 VP m d 0 27 VP m d 0 54 VP m 0 01 0 03 0 03 0 05 0 1 0 08 0 08 0 17 1 0 27 0 27 0 54 10 0 85 0 85 Ly 100 Zek Zal 5 4 For transmitters rated at a maximum output power not listed above the recommended separation distance d in metres m can be estimated using the equation applicable to the frequency of the transmitter where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer 9 1 4 Notes At 80 MHz and 800 MHz the separation distance for the higher frequency range applies These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people 66 Appendices Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 9 2 Service Record Vivo 30 40 i Use a photocopy of this service record for the maintenance inspection described in Maintenance Instructions on page 7 Use the next page for comments and notes Service record no Inventory NO sese sssssse eee eee ee essere erres Lae Service started ls A O e A DATA Adai ATA TA EMREN Service completed ls A MKE PEPE PA edade Product returned SIA
26. 85 C 1859P 1 Ler the Vivo 30 40 cool off and restart 2 Check that the BLDC motor cablings does not dis tupt the PSU cooling fan air way 3 Replace the PSU board 4 Replace the CPU board or send the Vivo 30 40 for service 36 FUNCTION FAILURE FAN MOTOR OVERTEMPERATURE Fan motor temperature gt 100 C 2129P 1 Let the Vivo 30 40 cool off and restart Let the Vivo 30 40 run for 2 hours with the settings used in chap ter 7 5 Switch to standby mode and try to listen if the PSU cooling fan runs If not replace the PSU cooling fan If it still doesn t run replace the PSU board 2 Check that the BLDC motor cablings does not dis tupt the PSU cooling fan air way 3 Replace the complete blower assembly 4 Replace the CPU board or send the Vivo 30 40 for service 37 FUNCTION FAILURE MAINS TEMPERATURE HIGH TEMP FAIL Main processor temper ature gt 100 C 21291 1 Let the Vivo 30 40 cool off and restart 2 Check that the BLDC motor cablings does not dis tupt the PSU cooling fan air way 3 Replace the PSU board 4 Replace the CPU board or send the Vivo 30 40 for service 38 Doc 003823 En Z 1 Check Sum fail Memoty log may be Corrupt FUNCTION FAILURE PATIENT PARAMETERS FAIL 1 Restart the Vivo 30 40 2 Replace the CPU board or send the Vivo 30 40 for service Fault Tracing Breas Vivo 30 40 Service Manual ERROR TEXT ON LCD DISPLAY PROBLEM
27. DamageandWear 10 2 5 2 Checking the HA 01 Humidifier if used 10 2 5 3 CheckingthePowerConnection eee 10 2 5 4 InspectingthePatientClircuitt ne 10 2 5 5 Inspecting the Ventilator Accessories 10 2 5 6 Changing Washing the Patientrilters 10 2 5 7 Minimum Func onCheck 1 11 2 6 Internal Inspection CC LLAAAAA A gt gt m m m m rn rn 11 2 6 1 CleaningthelnsideoftheVentilator 11 2 6 2 Checking the Gables airlines a 11 2 6 3 CheckingtheFasteningofComponents 11 2 6 4 Checking the Power Supply 5515 010 aa 11 2 6 5 Reassembling the Casing sinirim sas yea ye alakam can 11 2 7 Complete Function Test sse eee 12 2 7 1 Checking the Breath RateandinspirationTime 12 2 7 2 Checking tie S SUE elaman deni a kla ak a a ila TANER 13 2 7 3 CheckingtheTidalVolumelndication 13 2 7 4 Preparing the VentilatorforAlarmChecks 13 2 7 5 Checking the Low Leakage Alarm and High Leakage Alarm 14 2 7 6 CheckingtheHighPressureAlarm 14 Table of Contents Breas Vivo 30 40 Service Manual 1 2 1 1 Checking the Inspiratory Trigger 15 2 7 8
28. Doc 003823 En Z 1 e Make sure that the opening in the fan bracket is facing towards the heatsinks A 8 y LE Make sure that the cooling fan is placed with the text upwards 5 5 Replace the CPU Board O The Vivo 30 40 serial number needs to be programmed into the new CPU board L Yon need the Vivo 30 40 Service Software to program the CPU Board with the correct serial number after replacement 1 Open the Vivo 30 40 as in section 5 1 2 Disconnect the cabling for the flow valve 3 Disconnect the yellow and the grey tubing at the T connectors Opening the Vivo 30 40 and Replacing the Main Components 41 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 4 Disconnect the beeper 5 Disconnect the two ribbon cables by loos ening the connectors L At 4 tiiit 4 is risk of a short circuit over the connectors F When reconnecting the two ribbon cables be sure that they are fitted straight otherwise there Make sure that the ribbon cables are properly fastened 6 Remove the four screws and lift the CPU board straight up 7 Reassemble in reverse order 42 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Replace the Clock Battery Save the patient settings to a CF card before changing the clock battery It will then be easier to restore all the patie
29. H O 20cmH 0 28cmH O sure is correct 15cmH O 30cmH 0 3 8cmH O If the measured pressure values are not within tolerance perform a pressure calibration adjustment of the ventilator see Pressure and Flow Calibration on page 46 Checking the Tidal Volume Indication SETTING VALUE 1 Adjust the settings as follows Mode PCV IPAP 30 cmH O EPAP 4 cmH O Set Rate 8 bpm Inspiration Time 5 0 s 2 Connect a ventilator tester to the ventilator 3 Measure and check that the measured value for volume is correct tolerance 20 If the measured volume value is not within tolerance perform a volume calibration adjustment of the ventilator see Pressure and Flow Calibration on page 46 Preparing the Ventilator for Alarm Checks 1 Connect the ventilator to the mains power supply and switch it on by pressing the On Off button on the side panel The ventilator should be in stand by mode not operating and the mains LED A on the front panel should be lit Do not connect the patient circuit Maintenance Instructions 13 Breas Vivo 30 40 Service Manual 2 Adjust the settings as follows SETTING VALUE Mode PCV IPAP 14 cmH O EPAP 2 cmH O Set Rate 10 bpm Inspiration Time 1 5s Rise Time 4 Inspiration Trig Off Low Pressure Alarm 2cmH O Low Volume Alarm 0 05 1 High Breath Rate Alarm Off Vivo 40 only Low Breath Rate Alarm 4 bpm Vivo 40 only 1 Connect a test lung
30. L A E E E E e Model cisco Serial no Deliverydate Total operating hours General Open new service record and identify ventilator Note number of total operating hours Check all markings Check information from user Check validity of documentation External Checks Inspect for external damage and wear Check the HA01 humidifier if used Check power connection Inspect patient circuit Inspect the ventilator accessories Change wash the patient filters Perform minimum function check Internal Battery Vivo 40 only Every 2 years Replace the Internal Battery Alarm Clock Battery Every 5 years Replace the alarm and clock battery Check the power failure alarm Blower Assembly Every 20 000 total operating hours Replace the complete blower assembly Internal Checks when required Clean inside of ventilator Check cabling Check fastening of components Check the power supply Reassemble the casing Continued on next page Doc 003823 En Z 1 See instruction ref 2 3 2 p 8 2 4 2 p 9 2 4 3 2 4 4 2 4 5 2 5 1 p 10 2 5 2 2 5 3 2 5 4 2 5 5 2 5 6 2 5 7 5 1 p 34 5 2 p 35 2 9 p 18 5 2 2 6 1 p 11 2 6 2 2 6 3 2 6 4 2 6 5 Check OK Appendices 67 Breas Vivo 30 40 Service Manual Complete Function Check See instruction ref Check OK Check the breath rate and inspiration time 2 7 1 p 12 n Check the pressure 22 eta Check the tidal volume indication ZAS a Pre
31. Manufacturer s Declaration Electromagnetic Emission The Vivo 30 40 are intended for use in the electromagnetic environment specified below The cus tomer ot the user of the Vivo 30 40 should assure that it is used in such an environment EMISSIONS TEST COMPLIANCE ELECTROMAGNETIC ENVIRONMENT GUIDANCE RF emissions Group 1 The Vivo 30 40 use RF energy only for its internal func CISPR 11 tion Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equip ment RF emissions Class B The Vivo 30 40 ate suitable for use in all establishments CISPR 11 including domestic establishments and those directly con Harmonic Class A nected to the public low voltage power supply network IRS that supplies buildings used for domestic purposes TEC 61000 3 2 Voltage fluctua Complies tions flicker emission IEC 61000 3 3 Recommended separation distances between portable and mobile RF communications equipment and the Vivo 30 40 The Vivo 30 40 are intended for use in an electromagnetic environment in which radiated RF dis turbances are controlled The customer or the user of the Vivo 30 40 can help prevent electromag netic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the Vivo 30 40 as recommended below according to the maximum output power of the communications equipment Appendices 65 Doc 00382
32. PTION WHEN STATUS MEASURE TP1 30 V 2 V VM Power good signal for U1 Mains Stand by TP2 For production use TP3 5 5 V 1 V 5 V LA Mains Stand by TP4 For production use TP5 3 3 V 40 5 V 3 3 V Mains Stand by TP6 7 For production use TDR 3V 40 3 V Lithium battery CR2032 No supply Off TP9 5V 1 V Reset signal for U15 Mains Stand by TP10 Pressure sensor 1 amplifier output Mains Stand by 0 5V U mbar lt 0 5 V 0 6V 30mbar 2V TP11 0 10 V Flow sensor amplifier FlowL output Mains On 40 15V 01 m 2 5V Adjust with P4 02 V 501 m 3 V Adjust with P1 Be sure to reseal the potentiometer after adjusting TP12 0 10 V Flow sensor amplifier FlowH output Mains On 40 15V 01 m 2 5 V Adjust with P3 40 2 V 501 m 4 V Adjust with P2 Be sure to reseal the potentiometer after adjusting TP13 3 3 V 40 5 V Regulated 3 3 V Mains Stand by TP14 10V 1 V Regulated 10 V for flow sensor ampl Mains Stand by TP15 0 5 V Control signal for magnetic valve Mains On 5 V powered TP16 Pressure sensor 2 amplifier output Mains Stand by 0 5V U mbar 0 5 V 0 6V 30mbar 2V TP17 33V t0 5V Regulated 3 3 V Mains Stand by TP18 5 5 V 1 V 5 V LA Reset signal for U1 Mains Stand by TP19 55V 1 V VM divided for power good reset cir Mains Stand by cuit U2 TP20 39 For production use Doc 003823 En Z 1 Electronics 53 Breas Vivo 30 40 Service Manual POWER R ane TE pann TE MEASURE
33. RT M3x6 FZB 4 2 4 Screw PT WN 1413 KA 30x8 2 2 5 Screw Tx20 M4x20 FZB 3 2 6 Spacer M4x8 1 2 7 Knurled nut 1 2 8 Screw STS KN1039 TX T30x10 FZB 2 2 9 Cable restrainer 1 3 Screw kit Vivo 40 004012 3 1 Screw MRT M4x10 FZB 4 3 2 M4 Serrated washer 1 3 3 Screw MRT M3x6 FZB 4 3 4 Screw Tx20 M4x30 FZB 2 3 5 Screw PT WN 1413 KA 30x8 2 3 6 Screw Tx20 M4x20 FZB 1 3 7 Spacer M4x8 1 3 8 Knurled nut 1 3 9 Screw STS KN1039 TX T30x10 FZB 2 3 10 Cable restrainer 1 4 Tube kit CPU Vivo 30 40 003533 4 1 Tube 1 silicone 40 mm yellow 1 4 2 Tube 2 silicone 85 mm yellow 1 4 3 Tube 3 silicone 60 mm white 1 4 4 Tube 4 silicone grey 1 26 Parts Location Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 BREAS KIT No DESCRIPTION PAREN AMOUNT 4 5 Tube 5 silicone 45 mm white 1 4 6 Tube 6 silicone blue 4 7 Tube connector 2 4 10 Drain tube 235 mm white 4 11 Drain tube 185 mm white 1 4 12 Tube 12 silicone 75 mm white 1 5 Filter carrier 003465 1 6 Battery kit Vivo 30 40 004007 6 1 Battery alarm 1 6 2 Battery CR2032 3 V 230 mAh lithium 1 7 Case front kit Vivo 30 003565 7 1 Window Vivo 30 1 7 2 Overlay logotype Vivo 1 7 3 Keypad 1 7 4 Case front 1 8 Case front kit Vivo 40 003566 8 1 Window Vivo 40 1 8 2 Overlay logotype Vivo 1 8 3 Keypad 1 8 4 Case front 1 9 Blower complete Vivo 30 40 003524 1 9 1 Tube inlet 1 9 2
34. Returning Products to Breas esse sees 69 9 4 Product Return Form Breas Vivo 30 40 ventilator 70 Table of Contents Breas Vivo 30 40 Service Manual 3 4 Table of Contents Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 1 Introduction This chapter gives an overview of the Vivo 30 40 ventilator and this service manual 1 1 2 1 1 3 Doc 003823 En Z 1 WARNING This product must be e Subjected to regular service maintenance and control and any applicable upgrades in accordance with Breas service instructions e Repaired and or modified in accordance with Breas service manuals technical bulletins and any special service instructions by service technicians that have been authorised after the Breas Vivo 30 40 service training Deviation from these service instructions may lead to risk of personal injury About the Vivo 30 40 Ventilator Function The Vivo 30 40 is a pressure supported and pressure controlled ventilator for patients who require intermittent support by mechanical ventilation It has three modes of operation PSV PCV and CPAP The PSV and PCV modes have an adjustable trigger sensitivity setting which allows the patient to initiate ventilator assisted breaths In the PCV mode Pressure Controlled Ventilation the ventilator provides assisted or controlled pressure regulated breathing In the PSV mode Pressure Support Ventilation the ventilator s
35. TP40 12 V 1 V 12 V Regulated 12 V Mains Stand by TP41 47 For production use TP48 25 V 5 V Contrast voltage for LCD Mains Stand by TP49 4V 2 V Backlight voltage depending on inten Mains Stand by sity TP50 0 4 V PWM not used TP51 0 4 V PWM Pam LCD Mains Stand by TP52 5V 0 5V Regulated 5 V Mains Stand by TP53 30 V 2 V VM Regulated 30 V Mains Stand by TP54 5V 40 5 V 5 V Regulated 5 V Mains Stand by TP55 12 30 V VCC CPU Depending on power source Mains DC On TP56 EXT BAT TP57 U VY Ground TP58 U VY Ground TP59 U VY Ground TP60 For production use TP61 0 5 V Beeper current measure voltage Mains On beeping TP62 3 3 V 40 5 V Regulated 3 3 V Mains Stand by TP63 5V 40 1 V Reference voltage for A D in U15 TP64 24 V 2 V Regulated 24 V for valve motor Mains Stand by TP65 0 5 V Beeper amplifier speaker output Mains On beeping TP66 0 5 V Beeper amplifier speaker output Mains On beeping TP67 5 5 V 1 V 5 V Regulator CPU BAT Mains Stand by TP68 73 For production use TP74 5V 1 V 5 V when powered 3 V when off Mains Stand by No mains Off TP75 5V 40 5 V Regulated 5 V Mains Stand by TP76 12 V 1 V Regulated 12 V Mains Stand by TP77 Dor5V Mute O V if pushed Mains Stand by TP78 Dor5V Soft key 1 button 0 V if pushed Mains Stand by 54 Electronics Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 POWER R ane HE emn Te MEASURE TP79 Dor5V Soft key 2 button 0 V if pushe
36. Table of Contents 1 Doc 003823 En Z 1 g e e ge ME A TA dando 5 1 1 About the Vivo 30 40 Ventilator nn 5 1 1 1 FUNCI N eda eae ime ayal lek loan O ladera 5 1 1 2 Intended Use ico a iia 5 1 1 3 Desire ada e e e e 5 1 1 4 Service Personnel s TrainingReguiremenis 6 1 2 About this Manual ss siyasal ise alam a Benli ADA ekle dsl de idi 6 1 2 1 SOD ON saka salli Haaa im ilminden len laa Sai 6 1 2 2 inteendedAudience reenn ananas 6 1 2 3 kay TM MA ER ee e ae Pe e a e e ATAN 6 Maintenance IRstructi nsS sin kei ai a alda lal kalmada am ma tae adayi Small 7 2 1 A POSA OEP Le A OR 7 2 2 Service Schedule uuu pati 7 2 3 INTOdUCION tas 8 2 3 1 Safety Precautions ib 8 2 3 2 Service RECOM naani AA AA A A ee 8 2 3 3 InspectionEguipmentandlools 8 2 3 4 Replacement Parts eee 9 2 4 Preparingforinspection elele 9 2 4 1 initial REOCORGUING AA AA gel le i pasakl lan di ee e LOA 9 2 4 2 Checkingadditionalservices 9 2 4 3 Inspecting the Markings yasama a metalle elli d 9 2 4 4 InformationfromthePatien User 10 2 4 5 Validity of the Documentation sese eee eee eee 10 2 5 Externalinspection 222025 na i ana Hand 10 2 5 1 Visual Inspection for External
37. Tube outlet 1 9 3 Tube sense 2 1 9 4 Tube sense 1 1 10 Internal battery complete Vivo 40 003452 1 11 PCB CPU card Vivo 30 Language PCB CPU card Vivo 30DA 003625 1 PCB CPU card Vivo 30 DE 003561 PCB CPU card Vivo 30 EL 003628 PCB CPU card Vivo 30 EN 003620 1 PCB CPU card Vivo 30 ES 003622 1 PCB CPU card Vivo 30 FI 003562 1 Doc 003823 En Z 1 Parts Location Breas Vivo 30 40 Service Manual 27 28 BREAS KIT No DESCRIPTION PARO AMOUNT PCB CPU card Vivo 30 FR 003626 1 PCB CPU card Vivo 30 TT 003623 1 PCB CPU card Vivo 30 JA 003630 1 PCB CPU card Vivo 30 NL 003624 1 PCB CPU card Vivo 30 NO 003621 1 PCB CPU card Vivo 30 PL 003629 1 PCB CPU card Vivo 30 PT 003627 1 PCB CPU card Vivo 30 SV 003560 1 PCB CPU card Vivo 30 US 003631 1 PCB CPU card Vivo 30 ZH 003632 1 12 PCB CPU card Vivo 40 Language PCB CPU card Vivo 40 DA 003641 1 PCB CPU card Vivo 40 DE 003634 1 PCB CPU card Vivo 40 EL 003644 1 PCB CPU card Vivo 40 EN 003636 1 PCB CPU card Vivo 40 ES 003638 1 PCB CPU card Vivo 40 FI 003635 1 PCB CPU card Vivo 40 FR 003642 1 PCB CPU card Vivo 40 TT 003639 1 PCB CPU card Vivo 40 JA 003897 1 PCB CPU card Vivo 40 NL 003640 1 PCB CPU card Vivo 40 NO 003637 1 PCB CPU card Vivo 40 PL 003645 1 PCB CPU card Vivo 40 PT 003643 1 PCB CPU card Vivo 40 SV 003633 1 PCB CPU card Vivo 40 US 003898 1 PCB CPU card Vivo 40 ZH 003899
38. ance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 8 Electrical Safety Precautions Electrical safety measurements must be made in accordance with IEC 601 Use an automatic electrical safety tester to make the measurements All tests must be performed in accordance with class II type BE Supply Voltage Note the power voltage reading The voltage must be noted at each service check as the currents measured ate directly in relation to the supply voltage This allows all measurements made on the same ventilator to be compared with measurements made on different occasions Insulation The insulation resistance is measured using a 500 V DC power supply The most suitable method is to connect the plus lead to the two ventilator power socket pins and the minus lead to the casing or the patient air connector The measurements made during the delivery inspection can be used as ref erence values for measurements made during future services If no reference values are available the value for the insulation resistance should be gt 20 MQ Leakage Currents The leakage currents are measured at different parts of the ventilator using an RC circuit to earth Make the measurements partly at normal case NC and at the single fault condition SFC Reverse the polarity of the power supply and note the highest value Leakage currents to earth must not exceed the stated limit values Leakage Currents from the Casing The leakage cu
39. d Mains Stand by TP80 Dor5V Soft key 3 button O V if pushed Mains Stand by TP81 Dor5V Soft key 4 button 0 V if pushed Mains Stand by TP82 Dor5V Up button O V if pushed Mains Stand by TP83 Dor5V Down button O V if pushed Mains Stand by TP84 Dor5V On Off button O V if pushed Mains Stand by TP85 Dor5V Plus button O V if pushed Mains Stand by TP86 Dor5V Minus button 0 V if pushed Mains Stand by 7 4 Ventilator Switch over Operating Voltages 7 4 1 7 4 2 Doc 003823 En Z 1 The Vivo 30 40 will issue alarm and switch between the various power sources available if any of the conditions described below occur Mains Power Supply Operation If a voltage drop occurs while running from an mains power supply the ventilator will react as fol lows If the mains drops below 65 15 V AC the Vivo 30 40 will issue a low power alarm or switch over to the external battery if available or internal battery Vivo 40 only External Battery Operation 24 V battery Vivo 30 If the ventilator is tunning from an external battery and the voltage drops below 22 7 V the ventilator will issue a low external DC warning and continue to tun until the voltage drops below 20 V The ventilator will then issue a power failure alarm and switch off Vivo 40 If the ventilator is tunning from an external battery and the voltage drops below 20 V the ventilator will switch to the internal battery supply When the external battery voltage returns to
40. expiratory sense can also be adjusted allowing the ventilator to more easily match each patient s needs In the CPAP mode Continuous Positive Airway Pressure the ventilator provides a continuous positive airway pressure The logs of the Vivo 30 40 can be downloaded to a PC printed out and analysed via the Vivo 30 40 PC Software For mote information about the Vivo 30 40 PC Software please contact your Breas representative Intended Use For a detailed description on intended use refer to the Vivo 30 40 Clinician s or User Manuals Design The Vivo 30 40 is constructed around a blowet assembly An electronically controlled stepmotor rotates a valve to control the pressure A microprocessor controls the correct speed of the blower motor and its power supply by means of calculations based on the settings for pressure rate inspiration time etc The pressure and trigger settings are moni tored at the same time Introduction 5 Breas Vivo 30 40 Service Manual 1 1 4 Service Personnel s Training Requirements Service personnel working with the Vivo 30 40 should have medical technical training and a good knowledge of the construction and function of respiratory devices Authorisation by Breas after Vivo 30 40 service training is mandatory Always contact your Breas representative if you have any questions or if any training is required 1 2 About this Manual 1 2 1 Scope This manual describes all the routine maintenance check
41. he six most recent error codes and alarms are logged in the alarm history L Access the alarm history using the menu as described in the Vivo 30 40 Clinician s Manual 8 2 2 Error Code Table The table below lists each error code and the corresponding text that is shown on the LCD display The problem is explained together with the action that is necessary to correct the problem If more than one action is listed the actions should be performed in the order in which they are listed For example if action no 1 does not solve the problem you should continue with action no 2 and so on See Opening the Vivo 30 40 and Replacing the Main Components on page 34 for information about how to replace the circuit boards ERROR aeiia TEXT ON LCD DISPLAY PROBLEM ACTION 1 FUNCTION FAILURE Ventilator fails main 1 Restart the Vivo 30 40 MAIN PROCESSOR processor RAM self 2 Replace the CPU board RAM FAIL test or send the Vivo 30 40 for service 2 FUNCTION FAILURE Ventilator fails main 1 Restart the Vivo 30 40 MAIN PROCESSOR processor FLASH self 2 Replace the CPU board FLASH FAIL test ot send the Vivo 30 40 for service 58 Fault Tracing Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 ERROR CODE TEXT ON LCD DISPLAY PROBLEM ACTION FUNCTION FAILURE PRESS G1 FAIL Pressure sensor PG 1 fail 1 Restart the Vivo 30 40 2 Make sure that all internal tubings are properly fastened and not kinked 3 Check
42. necessary Inspecting the Ventilator Accessories Check any other accessories that are used with the ventilator Changing Washing the Patient Filters 1 Change the white air filter 2 Change the grey filter if necessary 3 Make sure the patient has enough filters to last until the next service 10 Maintenance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 6 4 2 6 5 Doc 003823 En Z 1 Minimum Function Check 1 Connect the power cord 2 Connect the patient circuit 3 Switch on the ventilator and make sure it operates normally Internal Inspection Perform the internal inspection after having opened the Vivo 30 40 Make sure to disconnect the power supply before opening the casing of the ventilator Cleaning the Inside of the Ventilator 1 Open the casing See Opening the Vivo 30 40 and Replacing the Main Components on page 34 for instructions 2 Remove any dirt or dust that has collected in the ventilator Checking the Cables Inspect all the cables and their connectors Check the front and rear panels to make sure that the cables and the wires are not pinched or kinked Checking the Fastening of Components Make sure that all the components such as the blower assembly the circuit boards and the connec tors ate securely fastened Checking the Power Supply 1 Make sure that the power connector is undamaged and that it is securely in place 2 Check the wiring to the CPU board 3 Check
43. ng eee eee 24 3 7 PartsDrawing7 Vivo40FrontCasing eee eee 25 3 8 Parts List for the Vivo 30 and Vivo 40 Su dais 26 4 FuncCti nal BIE e lE nT 30 4 1 Vivo 30 40 with magnetic valve CPU board rev 9 and earlier 30 4 2 Vivo 30 40 without magnetic valve CPU board rev 10 and later 32 4 3 Filtering Smoothing Techniques se eee eee eee 33 4 4 Vivo30 40MeasuringgandDisplayDevices 33 5 Opening the Vivo 30 40 and Replacing theMainComponenits 34 5 1 OpeningtheVivo30 40 ane ea ae e Di DDDs 34 5 2 Replacing the CompleteBlowerAssembiy 35 5 3 Replace the PSU Board unirte nabo DANI TN DU TA A NA dota dade coide Da 38 5 4 Replace the PSU Cooling Fan icono 40 5 5 ReplacetheCPUBoad DAAAD A A A m gt gt m m m m m Tree T Rp 41 5 6 ReplacetheClockBatlelY 1 11 0000 neee 43 5 7 Replace the Alarm Batlely 11 400 0 amaaa saaaaa sansa 44 5 8 Replacing the Push Button Silicone Pad 45 6 Upgrade and Calibrati Nn 1iia nia rencia ME lt sera VE ee eee e das 46 6 1 Firmware Upgrade sira saki galan sala dayama iy 46 6 2 Pressure and Flow Calibration saral ei tesa el ea malda ll 46 2 Table of Contents Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Doc 003823 En Z 1
44. nt settings after the procedure Study the Vivo 30 40 dinician5 manual for instructions on how to use the CF card 1 Open the Vivo 30 40 and disconnect the flow valve cabling and the tubings as in section 5 5 1 3 2 Remove the clock battery by pulling it straight up Press a new clock battery into es place ACI h o Make sure that the new battery is not handled with bare hands Doc 003823 En Z 1 3 Reassemblein reverse order 4 Restore the patient settings Opening the Vivo 30 40 and Replacing the Main Components 43 Breas Vivo 30 40 Service Manual 5 7 Replace the Alarm Battery 1 Open the Vivo 30 40 and remove the CPU board as in section 5 5 2 Remove the jumper A 3 Unsolder the two pins on the alarm bat tery and remove the battery 0 O gt 4 Remove any remaining solder from the holes Fit a new battery checking the polatity and solder it in place ot T 5 Put the jumper back es 6 Reassemble in reverse order 44 Opening the Vivo 30 40 and Replacing the Main Components Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 5 8 Replacing the Push Button Silicone Pad 1 Remove the CPU board as in section 5 5 2 Remove the beeper e 3 Lift the push button silicone pad 4 Reassemble in reverse order e Make sure that the silicon push pad s corner fits properly into the beeper holder Opening the Vivo 30 40 and Replacing the Main Components 45 Doc 0038
45. ntrol le Com port x 7 analog out Pressure Valve P l transducer control P Flow transducer Pressure transducer A Magnetic valve MV1 13 Not powered Powered Electrical connection Pneumatic connection 30 Functional Diagrams Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 Doc 003823 En Z 1 The table below describes the components of the pneumatic diagram No DESCRIPTION Air inlet filter Turbine Silencer box Vivo 30 40 casing Pressure regulating valve Pressure sensor Flow sensor Ambient Oo CO Ln BY WY N Humidifier Patient tube Leak holes N Mask LO Magnetic valve MV1 Functional Diagrams Breas Vivo 30 40 Service Manual 31 32 4 2 Vivo 30 40 without magnetic valve CPU board rev 10 and later Display Buttons LCD k controller lt LED Blower control a Valve control Charger R control Int DC Ext DC Step up Control Cond logic Alarm batt Memory card Alarm ctrl Com port hi analog out
46. onverter that steps up EXT DC or INT DC to 30 V DC the nominal value for net VM Voltage Motor When Vivo 30 40 is running on mains the DC step up converter is disabled because of the already 30 V DC from the SMPS Brush less DC BLDC Motor Controller The BLDC amplifier is based on a three phase inverter controlled by a MC33035 motor control cir cuit The main processor regulates the speed with a 0 5 V analogue signal into the MC33035P The main processor can also brake the BLDC motor via the control circuit To determine if the fan is running the main processor senses a hall element from the BLDC motor The control circuit also has a built in over current protection Internal Battery Pack Connector Vivo 40 only Vivo 40 is equipped with an internal battery pack accessed from the PSU board via 2x6 pole Preci dip connectors The battery pack contains its own charging processor and either supply Vivo 40 with power or gets charging power from Vivo 40 The main unit supplies the battery pack with 5 V from the CPU board through this board HA 01 Humidifier Interface The Vivo 30 40 can be equipped with an integrated HA 01 humidifier The HA 01 humidifier consumes 30 40 W depending on feeding voltage The power to the HA 01 humidifier is controlled from the main CPU via a transistor The other two signals in the interface beside power and ground are an analogue temperature signal from the HA 01 humidifier and a control signal to the HA 0
47. pare the ventilator for alarm checks 2 74 Check the low high leakage alarm E o MM e Check the high pressure alarm PLO o aa Check the inspiratory trigger BAN eee Check the low pressure alarm LM a Check the high breath rate alarm Vivo 40 only 27 9 A Check the low breath rate alarm Vivo 40 only Behe O O O OOA Check the low volume alarm E feed i ein Check the audio pause Ca S Check the external battery operation 2A ideas Check the internal battery operation Vivo 40 only 2 7 1414 uas Adjust settings for patient 27 15 eds Notes 68 Appendices Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 9 3 Returning Products to Breas You may need to return the ventilator components or accessories to Breas Medical AB for service warranty upgrade or repair In this case follow the instructions below to ensure that the correct action is taken to avoid unnecessary delays 1 Pack the product in its original packing If this is not available pack the product in packaging suitable for the transportation to Breas 2 Take a photocopy of the delivery report on the next page 3 Fill out the delivery report and pack it together with the product to be returned Product damage caused by poor packaging or during transportation is not covered by the factory warranty Appendices 69 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 9 4 Product Return Form Breas Vivo 30 40 ventilator Customer information Product information Model
48. r in 15 seconds 2 Press the audio pause button and make sure the audible alarm is paused 3 Check that the audible alarm starts again after approximately 1 minute 2 7 13 Checking External Battery Operation 1 Start the ventilator 2 Connect an external battery to the ventilator 3 Disconnect the mains power cord while the ventilator is running 4 Check that the ventilator automatically switches over to external battery operation The following shall occur e A short audible alarm sounds Vivo 30 only The message Changed Power Source Switched to External Battery is shown in the dis play The power source LED is changed to external DC 5 Reconnect the power cord and check that the power source LED is changed to mains Au 2 7 14 Checking the Internal Battery Operation Vivo 40 only 1 Start the ventilator 2 Disconnect any external battery from the ventilator 3 Disconnect the mains power cord while the ventilator is running 4 Check that the ventilator automatically switches over to internal battery operation The following should occur e A short audible alarm sounds The message Changed Power Source Switched to Internal DC is shown in the display The power source LED is changed to internal DC 1 5 Reconnect the power cord and check that the power source LED is changed to mains Au 2 7 15 Adjusting the Settings for the Patient Adjust the settings as prescribed for the patient 16 Mainten
49. r in watts W according to the transmitter manufacturer and d is the recom mended separation distance in metres m Field strengths from fixed RF transmitters as deter mined by an electromagnetic site survey should be less than the compliance level in each frequency range 9 Interference may occur in the vicinity of A equipment marked with this symbol 64 Appendices Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 9 1 2 Notes e At80 MHz and 800 MHz the higher frequency range applies These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people a Field strengths from fixed transmitters such as base stations for radio cellular cordless tele phones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast can not be predicted theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the Vivo 30 40 is used exceeds the applicable RF compliance level above the Vivo 30 40 should be observed to verify normal operation If abnormal performance is observed additional measures may be necessary such as reorienting or relocating the Vivo 30 40 b Over the frequency range 150 kHz to 80 MHz field strengths should be less than 10 V m 9 1 3 Guidance and
50. rrent of the casing is measured at an unpainted point for example the head of a screw Limit values NC lt 0 1 mA SFC lt 0 5 mA Break neutral for SFC Patient Leakage Currents The patient leakage current is measured between the patient connector and earth Limit values NC lt 0 1 mA SFC lt 0 5 mA Break neutral for SFC Leakage Currents with Mains Power Supply at the Patient connected Part This test must be done using an automatic electrical safety tester with this function See the safety instructions for the tester Limit value SFC lt 5 mA Maintenance Instructions 17 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 18 2 9 2 9 1 2 9 2 Power Failure Alarm Check Vivo 30 1 Startthe Vivo 30 with the power cord connected 2 Disconnectthe power cord The power failure alarm shall occur immediately Vivo 40 1 Remove the internal battery as in Opening the Vivo 30 40 on page 34 1 2 2 Start the Vivo 40 with the power cord connected 3 Disconnect the power cord The power failure alarm shall occur immediately Maintenance Instructions Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 Parts Location This chapter contains part number lists and drawings of the parts for the ventilator 3 1 Parts Drawing 1 Main Components Accessory Humidifier 01 Vivo 30 Vivo 40 13 16 Vivo 30 10 Vivo 40 only 17 Vivo 40 For definitions of the part numbers refer to
51. s and the additional service actions for the Vivo 30 40 The manual contains all the documentation that is required for the maintenance and the service of the ventilator such as replacement parts lists exploded drawings wiring diagrams component location guides etc Breas Medical AB reserves the right to make changes to the products and or the contents of this manual without any prior notice 1 2 2 Intended Audience This service manual is intended for service technicians who have medical technical training and who have a good knowledge of the construction and function of respiratory devices Authorisation by Breas after Vivo 30 40 service training is mandatory Always contact your Breas representative if you have any questions or if any training is required The service manual is not intended for clinical personnel or patients who will find all the information L they need in the Vivo 30 40 Clinician s and User Manual 1 2 3 Icons In this manual icons are used to highlight specific information The meaning of each icon is explained in the table below EXPLANATION Warning Risk of death and serious personal injuty 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 importance tips Reference Reference to other manuals with additional information on a specific topic GG Ow 6 In
52. t l r not connected properly oris 2 Tfthecableis connected Vivo 30 40 tery supply Dil Clinician aulty measure the voltage cans 3 Replace the cable if faulty anyal The external DC is not within Check the power source and 12 24 V DC the cable polarity The external DC fuseonthe 41 Replace the fuse on the 5 PSU board has blown PSU board 3 2 Vivo 30 2 Ifit blows again replace 3 3 Vivo 40 the PSU board Battery polarity faulty Check polarity Doc 003823 En Z 1 May be the case if fuse blows immediately after connecting to external battery cable Fault Tracing 57 Breas Vivo 30 40 Service Manual SYMPTOM POSSIBLE CAUSE REMEDIAL ACTION SEE REF Ventilator does External leaks from patient Check the tubes connectors 2 5 not give the ade circuit or nasal mask and mask for leaks quate pressure Internal leaks from tubes Check the tubes air channels 2 6 humidifier or air channels and the humidifier The air filters are The air filters are dirty 1 Replace the white filter 10 2 in the dirty 2 Wash the grey filter Vivo 30 40 Clinician s manual Pressureindicator The internal supply tube is Check the tubes 2 6 shows no pressure blocked or loose reading The CPU board is faulty Replace the CPU board 5 5 8 2 Function Failure Error Codes 8 2 1 Reading the Error Codes The error codes listed in the table in chapter 8 2 2 Error Code Table will appear on the display when occurs T
53. th pressure sensors but the UI processor only gets input from one of the sensors This means that both processors supervise the actual pressure and have the availability to stop the blowet in case of an error condition Mass Flow Sensor The mass flow sensor is used for ait flow measurements Alarm Beeper The alarm beeper is a 25 mm plastic membrane loudspeaker powered by a 1 W bridge connected audio amplifier The alarm is generated by hardware and either of the two CPU s can start and stop the alarm Stepper Motor Amplifier The Vivo 30 40 uses a valve for controlling the exhalation phase This valve is controlled by a step per motor which is controlled by the main processor Voltage Regulators The CPU board contains voltage regulators for 3 3 V 5 V 8 V 10 V and 24 V Electronics Breas Vivo 30 40 Service Manual 51 7 3 Test Points CPU board 7 3 1 Test Point Locations The locations of the test points for the CPU board are shown in the figure below The white test points are for production use only o TP13 TP8 O TP74 E B 1P62 1P52 eTP49 eTP50 inan TP43 991b4 TP41 STp35 o TP19 PA pS Tepe EAI 52 Electronics Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 7 3 2 TestPoint Matrix The following are the test points on the CPU board of the Vivo 30 40 POWER TEST TOLER SUPPLY MACHINE POINT VOLTAGE ANCE DESCRI
54. the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 Parts Location 19 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 3 2 Parts Drawing 2 Vivo 30 Back Casing Cables Screws 9 1 i 9 93 9 4 1 3 2 4 2x 2 5 For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 20 Parts Location Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 3 Parts Drawing 3 Vivo 40 Back Casing Cables Screws 9 1 sa 9 93 94 1 3 3 5 2 x 3 6 For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 3 4 Parts Drawing 4 Blower Assembly 4 10 4 11 For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 Parts Location 21 Doc 003823 En Z 1 Breas Vivo 30 40 Service Manual 3 5 Parts Drawing 5 Batteries Tubings 3 5 1 CPU Boards revision 9 and earlier CPU Board revision number N 9 4 4 1 9 3 d 4 7 2x La V 4 2 4 4 4 3 4 5 4 6 For definitions of the part numbers refer to the parts list in section 3 8 Parts List for the Vivo 30 and Vivo 40 on page 26 22 Parts Location Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 3 5 2 CPU Boards revision 10 and later
55. troduction Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 2 Maintenance Instructions This chapter describes all the toutine maintenance checks and additional service instructions for the Vivo 30 40 WARNING 2 1 2 2 Doc 003823 En Z 1 This product must be e Subjected to regular service maintenance and control and any applicable upgrades in accordance with Breas service instructions Repaired and or modified in accordance with Breas service manuals technical bulletins and any special service instructions by service technicians that have been authorized after Breas Vivo 30 40 service training Deviation from these service instructions may lead to risk of personal injury The patient and care provider should follow the checks that are described in the Vivo 30 40 User and Clinician s Manual Purpose The Vivo 30 40 is designed to give users many years of trouble free breathing assistance provided that the preventive maintenance is carried out at the intervals specified in this manual Well per formed maintenance services will considerably increase the expected lifetime of the ventilator It is also important that any peripheral equipment is checked at the same time as the services are car tied out Service Schedule The maintenance service includes all the checks listed in the schedule below A complete maintenance service as described in this chapter must be carried out at least every 12 months
56. wer cord 4 Connect a test lung and start the ventilator 5 The ventilator shall tun for at least one hour before shutdown 56 Electronics Breas Vivo 30 40 Service Manual Doc 003823 En Z 1 8 Fault Tracing A Always perform a Complete Function Test if you have opened the Vivo 30 40 This chapter contains a fault tracing table and a table of error codes to use when troubleshooting the Vivo 30 40 8 1 Fault Tracing Table If the Vivo 30 40 does not work propertly try to identify the problem in the table below Check the possible causes and carry out the suggested remedial actions SYMPTOM POSSIBLE CAUSE REMEDIAL ACTION SEE REF The Vivo 30 40 The power cord is not Connect the power cord 5 2 in the does not start properly connected Vivo 30 40 when running The On Off button on the Switch on the On Off button Clinicians from the mains ae manual side panel is switched off supply The mains fuse has blown 1 Replace the fuse on the 5 3 PSU board 3 2 Vivo 30 2 Ifitblows again replace 3 3 Vivo 40 the PSU board The Vivo 40 does The internal battery is dis Charge the internal battery 5 7 in the notrunfromthe charged Vivo 40 Clini internal battery cian s manual supply The internal battery is faulty Replace the internal battery 5 1 The Vivo 30 40 External battery discharged Charge external battery doesnot me fem The external battery cable is 1 Connect the cable 5 7 in the the external ba

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