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Dräger Savina, Руководство по обслуживанию

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ger Medizintechnik GmbH 

Repair Procedure Savina Version 2.0

 

 

The following repair procedure is described:

−

Opening the unit

−

Power pack

−

Motor Commutator PCB

−

Fan

−

O2 Diaphragm PCB

−

Bypass valve V1

−

Expiratory valve V3

−

Replacing the EEPROM

−

Replacing the Control PCB

For maintenance procedure according to Test Certificate, see Repair Instructions
"

Maintenance Procedure

".

Содержание Savina

Страница 1: ... Bulletins List of Conversions Maintenance Procedure Service Mode Error List Alarm Messages Repair Information Error Events Repair Procedure Software Download Software Versions SparePartsLists SchematicsandDiagrams FunctionDescriptions InstructionsforUs Operating Instructions Spare Parts List Schematics and Diagrams Function Description Instructions for Use Operating Instructions ...

Страница 2: ...he document at the corresponding text or view The icons on the left margin of the page are also hyperlinks Clicking on them will have the following effects If you do not see these icons then you have opened a separate file If you want to return to start page just close this separate file Such separate files are for example Instructions Use Operating Manuals and the Spare Parts Lists A B C Opens th...

Страница 3: ... upper edge of the screen In this case you need to scroll up or select Fit in window fr the Acrobat Reader display menu If you want to open several files in the same Acrobat Reader window that is a file is not clos automatically if you open another one the Open Cross Doc Links in Same Windo box in the File Preferences General control page For further information on how to use the Acrobat Reader pl...

Страница 4: ...F o r i n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C 2 2 ...

Страница 5: ...E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C 2 59 74 78 80 Test Step 0 Test Step 1 Test Step 2 Test Step 3 Test Step 4 Test Step 5 Test Step 6 Test Step 7 Test Step 8 Test Step 9 Test Step 10 Test Step 11 Test Step 12 Test Step 13 Test Step 14 Test Step 15 ...

Страница 6: ... 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C Test Step 16 89 Test Step 17 90 Test Step 18 92 Test Step 19 94 Test Step 20 96 Test Step 21 96 Test Step 22 98 Test Step 23 98 Test Step 24 99 Test Step 25 99 Test Step 26 100 Test Step 27 100 101 102 ...

Страница 7: ...F o r i n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C ...

Страница 8: ... e r n a l u s e o n l y C o p y r i g h t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C First pressure limit Second pressure limit Paw high 5 mbar ...

Страница 9: ...2 0 A B C MV low 175 MV high 177 179 VTi low 179 VTi high 181 183 FiO2 low 183 FiO2 high 185 FiO2 limit values 187 188 Apnea 188 Fail to Cycle 191 Apnea ventilation 193 194 195 197 Standby activation Flow monitoring O2 monitoring Mask ventilation NIV Nebulization Inspiration hold Expiratory flow sensor faulty Expiratory flow sensor not positioned correctly ...

Страница 10: ...ture sensor faulty 215 Breathing gas temperature sensor disconnected 216 217 218 219 221 223 226 Air intake 226 Blower 228 Speed adaptation 229 No oxygen 231 Oxygen supply high 233 Testing of watchdogs 5 V voltage monitoring test System relief Timer Settings Boot sequence RTC battery Data retention in EEPROM and RTC RAM RAM ROM Charge state of internal battery Status of internal battery ...

Страница 11: ... t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C Power failure 252 Main switch 254 256 258 259 260 262 263 265 268 269 Starting aid for charging of internal battery 271 Remedy 1 Remedy 2 ...

Страница 12: ...r n a l u s e o n l y C o p y r i g h t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C 287 288 289 290 Pin assignment of the O2 Diaphragm PCB 293 305 3 ...

Страница 13: ... r i g h t r e s e r v e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C 2 328 330 331 2 333 Power pack Control PCB Motor Commutation PCB O2 Valve PCB O2 Diaphragm PCB Fan Front Panel PCB Display ...

Страница 14: ...e d D 5 6 6 4 9 0 0 T E C I V Z f m 2 7 0 8 0 1 Dräger Medizintechnik GmbH Savina Version 2 0 A B C Membrane keypad 353 Control knob 353 354 Ventilation function 358 O2 mix 359 Pneumatic safety devices 360 Nebulizer function 360 O2 calibration function 361 Sensors 361 ...

Страница 15: ...position of the inspection price Basic unit with one expiratory valve Additional expiratory valves must be charged separately 1 1 Softwareversion Enter software version of Savina 1 2 Optionsasperratingplate BIPAP PCV Autoflow Central alarm NIV mask ventilation SW 02 n or later 1 3 Operatinghours The operating hours can be read out under Config in the Savina menu 1 3 1 Totalhoursofoperation Enter t...

Страница 16: ...n Switch on the unit Check condition and functioning of cooling air fan Switch off the unit 1 4 4 O2 inlet block Inlet block is fitted with NIST DIN or DISS connectors Check condition and tightness of inlet block 1 4 5 Inspirationblock Check condition of inspiration block 1 4 5 1 Inspiratorysocket Check condition of inspiratory socket 1 4 6 Nebulizerconnection The nebulizer connection is marked wi...

Страница 17: ... so remove the respective expiratory valve Diaphragm complete Non return valve Flow sensor sleeve complete Lip seal for pressure measurement Expiratory socket Water trap container Valve 1 Valve 2 Valve 3 Assemble each expiratory valve ready for use 1 4 10 Savinafrontpanel 1 4 10 1 Keypad controlknob anddisplay Keypad control knob and display are undamaged for example have no scratches that could a...

Страница 18: ...ries if fitted Hinged arm if fitted Temperature sensor if fitted 1 4 13 Compressedgasconnectingtubes Compressed gas connecting hoses comply with national regulations For example compressed gas connecting hoses with sealing rings neutral color for O2 NIST connectors 3 m for O2 NIST connectors 5 m 1 4 14 Hosesystems Hose systems correspond to specifications in the Instructions for Use Operating Inst...

Страница 19: ... must be produced 1 4 17 Special accessories if provided Check condition and function of the following special accessories if available Resutator 2000 Child Resutator 2000 1 5 Unitoptionsandconfiguration Not applicable Additional note The drug nebulizer 84 05 000 black housing must not be used in Savina 1 2 3 4 5 6 7 9 8 1 Patient connection 2 Nebulizer housing 3 Gasket 4 O ring 5 Nozzle 6 O ring ...

Страница 20: ...ery 6 years see also chapter Maintenance Procedure Replacing filter and sealing ring in O2 compressed gas inlet Next replacement ___________________ 2 5 ReplaceO2pressurereducer 8413666 in valve block complete every 6 years see also chapter Maintenance Procedure O2 pressure reducer Next replacement ___________________ 2 6 Replacereal timeclock 1845527 on Control PCB every 6 years see also chapter ...

Страница 21: ...ature sensor to regulations of protection class I type BF 3 1 Visualinspectionofbasicunit Check the following parts for possible damage Power cable Power switch Compare the values of the power pack fuses for mains power supply and internal rechargeable battery with the rated values on the rear panel 3 2 Test of electrical safety to IEC 60 601 3 2 1 Protectiveearthconductortest Connect the test pro...

Страница 22: ...00 µA In the following steps the test is repeated but with the power plug turned over This condition can be created internally with some types of test devices Normal condition N C I 500 µA Single fault condition S F C Neutral conductor interrupted I 1000 µA Tester Savina Mains voltage L N N L PE PS Earth leakage current test P P P P ...

Страница 23: ...ing steps the test is repeated but with the power plug turned over This condition can be created internally with some types of test devices Normal condition N C I 100 µA Single fault condition S F C Neutral conductor interrupted I 500 µA 3 2 4 Multiple socket outlet on trolley if fitted 3 2 4 1 Compare fuses with rated values on the socket outlet 3 2 4 2 Protective earth conductor test Check all s...

Страница 24: ...y with some types of test devices Normal condition N C I 50 µA Single fault condition S F C Neutral conductor interrupted I 100 µA Continue Test Certificate at test item 4 3 3 Test of electrical safety to VDE 0751 3 3 1 Protectiveearthconductortest Connect the test probe in sequence to the following test points Power pack ground stud Screws on housing Rails at the sides of Savina if fitted Oxygen ...

Страница 25: ...sor Subsequent measurements may exceed the first measured value by max 50 but must at the same time be 1000 µA Initial value _______ µA Note Always enter the initial value in a new PMS I 1000 µA 3 3 3 equivalentpatientleakagecurrenttest Tester Savina L N PE Mains voltage Rv mA Test probe PS Equivalent device leakage current test 1 P P Tester Savina Mains voltage L N PE mA Test probe PS mA Test pro...

Страница 26: ...ways enter the initial value in a new PMS I 5000 µA 3 3 4 Multiple socket outlet on trolley if fitted 3 3 4 1 Compare fuses with rated values on the socket outlet 3 3 4 2 Protective earth conductor test Check all sockets Test value R 0 3 ohms 3 3 4 3 Equivalent device leakage current test The test is carried out without Savina or other devices Subsequent measurements may exceed the first measured ...

Страница 27: ...it continues to ventilate Audible alarm sounds and display message Int battery activated appears The LEDs on the front of Savina show the following operating states Mains power supply off External battery off Internal battery green 4 1 3 Testing thesupplyvoltage failurealarm Connect device to the mains power supply Remove the fuse for the internal rechargeable battery The fuse is located on the re...

Страница 28: ...r supply green External battery green Internal battery Green Internal rechargeable batteries are fully charged Yellow Internal rechargeable batteries are being charged Reduce the voltage from the DC source from 14 V to 11 V The LEDs on the front of Savina show the following operating states Mains power supply green External battery yellow Internal battery Green Internal rechargeable batteries are ...

Страница 29: ...ter Switch off the unit 4 2 Testsininternalservicemode Switch on Savina and at the same time press and hold the backlighting dim up dim down key and the Config key until the service mode is activated see also chapter Service Mode Entering the Internal Service Mode 4 2 1 CheckingtheRS232interface Test Step 0 call up this test step Connect PC to Savina using RS232 extension and RS232 adapter crossed...

Страница 30: ...h on the nebulizer valve Test value Nebulizer flow 8 L min to 14 L min 4 2 4 Comparingmeasurementfunctionsofthe flow sensors Test Step 14 call up this test step Connect short circuit the inspiratory and the expiratory sockets using a ventilation hose Set the PRESSURE BYPASS value to 40 mbar Test value The measured inspiratory and expiratory flows must not differ by more than 13 4 2 5 Offset voltag...

Страница 31: ...ay shows no pixel errors Set Test target value to 7 segment Test value All 7 segment displays are lit evenly 4 2 7 Plausibilitytest Compare O2 supply pressure sensor with ambient pressure sensors Test Step 27 call up this test step Cut the O2 supply and relieve the pressure Test value The three displayed values must not differ by more than 7 Switch off the unit Cut the connection to the PC F F F P...

Страница 32: ...nspiration Test set up Using the syringe build up a pressure of 40 mbar 1 mbar at the inspiratory port Test value The volume injected via the syringe in 15 seconds must be 25 mL Savina Pressure gauge 30 to 120 mbar Syringe D ...

Страница 33: ...st set up Test value The volume injected via the syringe in 15 seconds must be 25 mL 4 5 Testingof 120mbarvalveD1 Test set up Increase the pressure until a flow rate of 120 L min 5 L min is achieved Test value The pressure at the inspiratory port must be 100 mbar and 120 mbar Savina Pressure gauge 30 to 120 mbar Syringe A B D Savina Pressure gauge 30 to 120 mbar Flowmeter 10 to 120 L min P ...

Страница 34: ...n 3 L min Test value The pressure at the Y piece must be between 3 mbar and 6 mbar 4 7 O2supplypressuremonitoring Switch on the unit Disconnect the O2 supply Set the O2 concentration to 50 Audible alarm sounds and display message No O2 appears Restore the O2 supply Savina Pressure gauge 30 to 120 mbar Flowmeter 10 to 120 L min Length of hoses up to Y piece 1 2 m each P F ...

Страница 35: ...sV8 V9 emergency venting and tightness of Emergency respiratory valve D2 Connect unit to test lung and adjust the following parameters Operating mode IPPV AutoFlow OFF Pmax OFF Vt 0 5 L Tinsp 5 s f 6 1 min O2 21 PEEP 5 mbar Paw high 10 mbar above peak pressure Seal Spirolog sensor Test value pressure curve shown on display Pressure build up to Paw high limit then drop to 6 mbar 4 10 Testingthe Bac...

Страница 36: ...Remove the Spirolog sensor flow sensor Audible alarm sounds and display message Flow Sensor appears Re insert the Spirolog sensor 4 14 Testingthe temperature measurement 4 14 1 Testusing AWT sensor dummy Connect the AWT sensor dummy and switch to Test and 34 C Read out temperature value from Values menu of Savina Test value Display 34 C 1 C Remove the AWT sensor dummy 4 14 2 Testing of temperature...

Страница 37: ... ventilation and O2 mixing in IPPV mode Set the following values Operating mode IPPV AutoFlow OFF Pmax OFF Vt variable Tinsp 5 s f 6 1 min O2 40 vol PEEP 5 mbar Paw alarm limit max Test set up Savina Test lung O2 analyzer Pressure gauge 30 to 120 mbar ...

Страница 38: ...th test step 4 15 2 2 4 15 2 1 Testing the pressure controlled ventilation in BIPAP mode Set the following values BIPAP f 6 1 min Paw max PEEP variable Pinsp variable PASB 0 mbar O2 80 vol Tinsp 5 s FlowAcc 60 mbar s Test set up As in test step 4 15 1 In order to increase the O2 concentration faster set the frequency to f 12 1 min and Tinsp 2 s As soon as the O2 concentration is reached reset valu...

Страница 39: ...0 1 min VtApnea 2000 mL Paw variable PEEP variable O2 80 vol FlowAcc 60 mbar s Test set up As in test step 4 15 1 In order to increase the O2 concentration faster set the frequency to f 12 1 min and Tinsp 2 s As soon as the O2 concentration is reached reset values as specified previously Table 2 BIPAP measured values PEEP setpoint in mbar Set Pinsp in mbar Actual PEEP in mbar Actual Pinsp in mbar ...

Страница 40: ...EP 5 mbar O2 40 vol ASB 20 mbar Trigger 3 L min Test set up As in test step 4 15 1 Test value Unit does not trigger an ASB breath Simulate breathing Test value Trigger LED must light up and ASB breath must be triggered ASB pressure 25 mbar 3 mbar Table 3 CPAP measured values PEEP setpoint in mbar Pmax setpoint in mbar Actual PEEP in mbar Actual Pmax in mbar O2 concentration in vol Oxidig 5 30 5 2 ...

Страница 41: ...ing dim up dim down key and the Config key until the service mode is activated see also chapter Service Mode Entering the Internal Service Mode Call up test 0 Perform DELETE LOGBOOK function Call up test 3 Perform RESET SERVICE HOURS function 5 Placefullyfunctionalunitatuser s owner s disposal 6 Confirmationoftest Name Date Signature These steps are regarded as repair work and are therefore not in...

Страница 42: ...__________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ _________________...

Страница 43: ...ssed 7901888 RS232 extension 79 01 808 Testpressureregulator 79011482 Injector 2M 06 912 Syringe 50 mL 79 01 541 Flowmeter block 79 01 161 Flowmeter 10 120L min 7900718 AWT sensor dummy 79 00 405 Chargetester Evita complete 7910385 Cableforchargetester 7910387 Multimeter 79 01 021 DCvoltagesource 3 18V 7910426 Thermometer 2M 11 111 For testing castors on trolley Torque spanner 79 00 909 Specialope...

Страница 44: ...P P P S6 S3 1 R5 1 R5 8 V7 1 V7 8 V4 NO NC C R2 R4 R3 V5 S5 DR1 F2 S7 D5 R1 S2 V3 D3 V V NO NC C NO NC C NO NC C AIR O2 oxygen concentrator O2 compressed gas mixing chamber cooler humidifier nebulizer drawer unit inspiration block pressure measuring block patient system valve block flow control block blower flush flow ...

Страница 45: ...s e 1 2 x 3 S i n a t u r a l 220 Insp block 230 1 2 0 R1 2 2 0 Pressure measuring block TSI hose 20 O2 sensor mount Exp block Return line pressure source R6 Volume Pressure regulator R3 140 135 150 O2 valve block 110 2 0 5 3 2 1 Neb 480 7 0 1 0 0 50 120 O2 1 O2 2 600 Only available in the first batch of units 5 0 E x p I n s p ...

Страница 46: ...spection TestCertificate service documentation Minor repairs battery replacement etc On siterepair TestCertificate service documentation Minor repairs e g changing fuse exchanging a module calibration Workshoprepair TestCertificate service documentation Minor repairs e g changing fuse exchanging a module calibration Repair in Lübeck TestCertificate service documentation design documentation Repair...

Страница 47: ... e r v e d R 5 6 6 4 9 0 0 T 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Strategy Savina Version 2 0 The O2 sensors and batteries are special waste items Dispose of the O2 sensors an batteries in accordance with local waste disposal regulations ...

Страница 48: ...ficate For the maintenance intervals refer to the Test Certificate Replacement wear and tear parts The following maintenance procedure is described Replacing filter and sealing ring in O2 compressed gas inlet Replacing the O2 pressure reducer Replacing the blower unit Replacing the internal rechargeable batteries Replacing the real time clock on the Control PCB O2 sensors microbial filter diaphrag...

Страница 49: ... 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 2 Switch off the unit Disconnect the O2 compressed gas supply Open the unit see Removing the rear panel Remove the micro filter Remove the drawer unit Removing the micro filter 1 2 ...

Страница 50: ...r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove the screws Removal of valve block 1 3 3 ...

Страница 51: ...0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove NIST connector if fitted and sealing ring NIST connector Remove also the sealing ring from the NIST connector Otherwise the sealing ring co be lost during further disassembly ...

Страница 52: ...0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove inspiratory flow sensor from plug in unit and push up Removing the inspiratory flow sensor Remove large transparent hose which connects valve block to plug in unit from the plug unit Inspiratory flow sensor Plug in unit ...

Страница 53: ... Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Pull out the valve block a little and turn 90 counter clockwise Turning the valve block Mark the hoses leading to the valve block Remove the hoses Before removing the hoses from the valve block mark them and make a note of the fitting positions ...

Страница 54: ...y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove the connector of the O2 Valve PCB Removal of valve block 2 Remove the valve block O2 Valve PCB ...

Страница 55: ...4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove the screws Removing the filter Remove the socket Remove the filter and sealing ring Before removing the filter and sealing ring make a note of the fitting position 4 4 ...

Страница 56: ...chnik GmbH Maintenance Procedure Savina Version 2 0 2 Insert the new filter and sealing ring If the O2 pressure reducer needs to be replaced as well proceed with Replacing the O2 pres reducer Assemble the unit Perform the safety check and functional check as per the Test Certificate Make sure not to kink any hoses during assembly ...

Страница 57: ...avina Version 2 0 2 2 Remove the valve block see Replacing filter and sealing ring in O2 compressed gas inle Follow the instructions given there from Switch off the unit to Remove the valve block Before removing the O2 pressure reducer from the valve block make a note of its fit position and after removing it the connector layout see underside of pressure reducer ...

Страница 58: ...räger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 2 Remove the screws Replacing the O2 pressure reducer Make a note of the fitting position Remove the O2 pressure reducer Make a note of the connector layout Fit the new O2 pressure reducer and O rings Continue with Adjusting the O2 pressure reducer 1 ...

Страница 59: ...ved see Replacing filter and se ring in O2 compressed gas inlet Follow the instructions given there from Switch off the unit Remove the valve block Connect the O2 Valve PCB to the Savina Connect the O2 pressure supply Connect pressure gauge 0 to 6 bar Use valid test equipment The illustration shows only schematic to the nebulizer outlet of the valve block Pressure reducer test set up O2 Valve PCB ...

Страница 60: ...h on the nebulizer valve Raise the pressure reducer control knob Adjust the pressure on the pressure gauge with the pressure reducer to 2 bar 0 2 mb Push the pressure reducer control knob back down Secure the control knob with stop varnish Switch off Savina Assemble the unit Perform the safety check and functional check as per the Test Certificate To adjust the pressure reducer the control knob mu...

Страница 61: ...rocedure Savina Version 2 0 Open the unit fully see Opening the unit Remove the connector for the return valve X644 from the Control PCB see View Cont PCB Fold away the backing plate on which the Control PCB is mounted see Folding away the Control PCB Remove the connector from the Motor Commutator PCB Motor Commutator PCB connector 1 Motor Commutator PCB ...

Страница 62: ...o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Remove the screws from the fan Removing the fan Place the fan on the plate of the Control PCB 2 ...

Страница 63: ...o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Remove the micro filter Remove the drawer unit Removing the micro filter 3 4 ...

Страница 64: ... 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Remove inspiratory flow sensor from plug in unit Removing the inspiratory flow sensor Remove the fixing screws of the blower bracket Slacken the blower bracket Inspiratory flow sensor Plug in unit 5 ...

Страница 65: ...de panel away slightly and carefully withdraw the blower out of the unit towards rear Remove the fixing screws screws are tighten to 1 2 Nm 0 3 Nm Removing the blower unit Remove the blower block When withdrawing the blower pay attention to the cable connections The cable connections must also be fed out The removed cables are those of the Control and the Motor Commutator PCB 6 6 6 6 6 6 6 6 ...

Страница 66: ...nce Procedure Savina Version 2 0 Remove the fixing screws Removing the blower Remove the blower Install the new blower and seals Assemble the unit Perform the safety check and functional check as per the Test Certificate The screws in step Remove the fixing screws 6 screws are tighten to 1 2 Nm 0 3 Nm are tightened with to a specific torque 7 7 7 7 ...

Страница 67: ... 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Open the unit see Removing the rear panel Remove the fuse for the rechargeable batteries by levering it out carefully with a screwdriv Removing the fuse of the rechargeable batteries ...

Страница 68: ...l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Remove the screws and the cover Removing the rechargeable batteries part 1 1 1 1 1 2 ...

Страница 69: ...2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Remove the rechargeable batteries Removing the rechargeable batteries part 2 Fit new rechargeable batteries Assemble the unit Perform the safety check and functional check as per the Test Certificate ...

Страница 70: ... A B C Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2 0 Read the following information before replacing the real time clock RTC The RTC keeps information about operating hours and settings e g alarms and configurations This information must be read out and written down before replacing RTC ...

Страница 71: ... D19 from the Control PCB Removing the RTC Insert the brand new RTC Assemble the unit Switch on the unit A device malfunction is generated X 8 X 7 1 X 2 0 X 2 X 7 0 0 X 7 0 1 O p e r a t o r c o n t r o l p a n e l R S 2 3 2 i n t e r f Jumper park position a c k u t s P o w e r p a c k c h a r g i n g m a n a g e m e n t P i e z o X 1 2 P o w e r s w i t c h m e r g e n c y a i r v a l v e C o n ...

Страница 72: ...cedure Savina Version 2 0 Adjust settings as written down time and date on the unit Switch unit off and on again The unit should not generate any device malfunction Settings recently made should be avail The operating hours should have the same status as before replacement of the RTC Perform the safety check and functional check as per the Test Certificate ...

Страница 73: ...nt test steps In these test steps you can for example read out the error list and check measured values and keys The displayed plain te in English The functions of the test steps are described in the continuous text Since valves switched we recommend to have a pneumatics diagram ready for better understanding see Schematics and Diagrams section Pneumatic diagram Entering the Internal Service Mode ...

Страница 74: ... 4 9 0 0 S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 1 Switch on Savina and at the same time press and hold the backlighting dim up dim key and the Config key until the service mode is activated Entering the internal Service Mode Savina ...

Страница 75: ... appears on the display Internal Service Mode start screen page The individual test steps can be selected and activated with the control knob as follows 1 Press the control knob The field with the test step number becomes dark The test step number is displayed reverse video 2 Turn the control knob The desired test step number can be set 3 Press the control knob The selected test step is activated ...

Страница 76: ...lected test step The procedure is describ the following example 1 Select test step 7 The following window appears Test step 7 The box with the thicker black frame is active You can change the active box by turning the control knob In this case the Set blower revolution box blower speed is active To change the blower speed 1 Press the control knob The box with the speed becomes dark The speed is di...

Страница 77: ...he desired speed can now be set if you do not wish to change the speed use the Al Reset key to exit the respective setting 3 Press the control knob The blower turns at the set speed To exit the test step 1 Turn the control knob until the Exit box is activated 2 Press the control knob The start screen page appears The blower has stopped turning To exit the internal service mode 1 Switch off Savina ...

Страница 78: ...tages Test Step 5 Switching valve block valves Test Step 6 Testing the O2 pressure supply As of SW 1 10 reading out of SW options Test Step 7 Testing the pressure source blower and the inspiratory sensor Test Step 8 Testing the O2 measurement and the O2 mixer Test Step 9 Testing the expiratory valve Test Step 10 Testing the safety valve Test Step 11 Testing the emergency air valves V8 V9 Test Step...

Страница 79: ...xternal analog measured values of the master processor Test Step 20 Displaying the internal analog measured values of the front processor Test Step 21 see Test Step 20 Test Step 22 Displaying and calibrating the offset and calibration voltage of the electronic the O2 sensors Test Step 23 Calibrating the offset voltage of the inspiratory and expiratory pressure sens Test Step 24 Displaying the cali...

Страница 80: ...ng The er messages have the following structure Send Logbook transmits the error log to a PC for settings in the terminal program see also Entering the PC Service Mode Delete Logbook deletes the error log For assignment of error numbers see chapter Error List Test steps 1 and 2 are used to test the keys on the front panel The name of the key appears Nebulizer and Not press not pressed Pressed is d...

Страница 81: ...he operating voltages of the power pack except for the 48 blower and the voltage of the internal battery Moreover the status of the external AC supply AC supply external DC supply ext DC supply on board electrical system or external internal battery int battery and the charge status of the internal battery charge state is displayed Display Range Display Range 5 V 4 85 V to 5 53 V 24 V 22 8 V to 25...

Страница 82: ...o connect a flowmeter tube to the valve block and to test each valve with the respe restrictor The test values listed in the table apply to a supply pressure of the valve block of 2 bar 0 01 bar with open valve ext DC supply NC External AC voltage not present or faulty int battery OK Internalbatteryispresent int battery NC Internal battery is notpresentor is faulty int battery CHARGING Internal ba...

Страница 83: ...6 is used to display the O2 supply pressure O2 supply pressure O2 supply source sensor S5 The pressure must be between 2 7 bar and 6 bar As of SW 1 10 Test step 6 shows the SW options available in Savina A SW option can be deactivated with disable option The option can only be reactivated using the correct release code The code must entered in the Config menu with the unit set to ventilation mode ...

Страница 84: ...The speed of the blower can be changed with Set blower revolution The bypass valve V1 can be set with Pressure bypass 0 means the bypass valve is open pressure is built up If the bypass valve is closed slightly the corresponding pressure is built up air flows out of the inspiratory socket The pressure sensor S4 1 Pawinsp indicates a press The expiratory valve is sealed with 30 mbar The O2 supply p...

Страница 85: ...or pulsating 100 ms on 200 ms off The respective valve can selected using the O2 valve function The switching noise of the valves is clearly audible T expiratory valve is sealed with 10 mbar Test step 9 is used to display the expiratory flow Flowexp S2 the expiratory pressure S4 1 and the inspiratory pressure Pawinsp S4 2 The expiratory pressure can be adjust V3 The blower generates a constant flo...

Страница 86: ...nspiratory pressure Pawinsp S4 2 The maximum permissible pressure is 105 mbar The externa pressure measuring device indicates the opening pressure of the safety valve D1 Target value 102 mbar to 110 mbar The blower delivers a flow 30 L min the expiratory valve is sealed with 120 mbar Connect short circuit the inspiratory socket and the expiratory socket with a ventila hose and connect an external ...

Страница 87: ...r A venting noise is clearly audible when the valves are switched to on Test step 12 is used to test the calibration valves V6 1 V6 2 of the airway pressure sensors S4 1 S4 2 The valves can be switched on or off In addition the inspiratory flow Flowinsp inspiratory pressure Pawinsp and the expiratory pressure Pawexp are displayed The follo approximate values are displayed Connect short circuit the...

Страница 88: ...or off Whe valve is switched on O2 flows out of the nebulizer socket 8 L min 5 L min The nebulize powered with O2 Insp cal valve V6 1 Exp cal valve V6 2 Flowinsp Pawinsp Pawex on off 10 L min 0 mbar 0 3 mbar approx off off 10 L min approx 40 mbar approx 4 off on 10 L min approx 40 mbar 0 mbar 0 3 mb on on 10 L min 0 mbar 0 3 mbar 0 mba 0 3 mb Connect short circuit the inspiratory socket and the ex...

Страница 89: ...iratory valve is sealed with 30 mbar and air flows Measured value Flowexp Flowinsp 13 from Flowinsp Test step 15 is used to set the calibration classes of the bypass valve V1 and of the expirato valve V3 Bypass valve cal class is used to set the calibration class of the bypass valve valve cal class is used to set the calibration class of the expiratory valve Test step 16 is used to display the int...

Страница 90: ... 0409 0512 2 00 V 2 50 V at ambient temperature Tem of inspiratory gas measured at TS sensor S1 assembly V_TEMP_AIR 0246 0327 1 20 V 1 60 V at ambient temperature Tem of inspiratory gas The temperature sensor NTC is located on the inspiration block The measuremen signal is processed on the O2 Diaphragm PCB VCC 15V_O2_MESS 0593 0634 2 90 V 3 10 V Measurement signal of the 15 voltage of the O2 Diaph...

Страница 91: ...enerated on the O2 Valve PCB fr the 15 V V_ABS_PRESS_1 0798 0880 3 90 V 4 30 V at normal atmospheric pressu Measurement signal of the absolut pressure sensor S7 The sensor is located on the O2 Valve PCB V_ABS_PRESS_2 0798 0880 3 90 V 4 30 V at normal atmospheric pressu Measurement signal of the absolut pressure sensor S6 The sensor is located on the O2 Valve PCB V_FIO2_2 0102 0205 0 50 V 1 00 V if...

Страница 92: ... Measurement signal of O2 sensor The measurement signal is proces on the O2 Diaphragm PCB V_O2_PRESSURE 0164 0246 0 80 V 1 20 V O2 depends on supply pressu disconnect O2 supply O2 supply pressure measured at S5 S5 is loc on the O2 Valve PCB V_REF_O2 0593 0634 2 90 V 3 10 V Referencevoltagefor V_TEMP_AI and V_TEMP_O2 The reference voltage is generated on the O2 Diaphragm PCB from the battery voltag...

Страница 93: ...Tsensor Measurement signal of AWT senso The measurement signal is proces on the Control PCB tempera hybrid V_TEMP_AWT 0716 0818 3 50 V 4 00 V with external AWT sensor at a temperature V_FLOW 0004 0012 0 02 V 0 06 V withflowexp 0 Flowsignalo expiratory flow sensor S2 V_FLOW_NULL 0822 0831 4 02 V 4 06 V with flow exp 0 Signal of ex flow sensor S2 V_FLOW_INOP 0102 0246 0 50 V 1 20 V Signal of expirat...

Страница 94: ...0246 0491 0 300 V 0 600 V with flow insp 0 Flow signa inspiratory flow sensor S1 V_PAW_INSP 0491 0737 0 600 V 0 900 V Measurement signal of the insp pressure sensor S4 2 V_PAW_EXP 0491 0737 0 600 V 0 900 V Measurement signal of the exp pressure sensor S4 1 V_FIO2_1 0410 0819 0 500 V 1 000 V if system is free from O2 Measurement signal of O2 sensor 1 The measurement electronics are located on the O...

Страница 95: ... S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 V_TEMP_O2 0983 1310 1 200 V 1 600 V Temperature of O2 sensors Th temperature measurement is locate the O2 Diaphragm PCB V_TSI_GND 0000 0004 0 000 V 0 005 V Ground pick up of inspiratory fl sensor S1 ...

Страница 96: ... S4 2 V_PAW_EXP 0123 0184 0 60 V 0 90 V Measurement signal of the exp pressure sensor S4 1 V_FLOW 0004 0012 0 02 V 0 06 V withflowexp 0 Flowsignalo expiratory flow sensor S2 V_FLOW_INSP 0061 0123 0 30 V 0 60 V with flow insp 0 Flow signa inspiratory flow sensor S1 V_AKKU_MESS 0681 0953 3 33 V 4 66 V Measurement signal of interna voltage VCC 15V_MESS 0573 0655 2 80 V 3 20 V Measurement signal of th...

Страница 97: ...l electronics o bypass and expiratory valves VOP 15V_MESS 0573 0655 2 80 V 3 20 V see VOP 15V_MESS SNGD_M 0002 0010 0 01 V 0 05 V ConnectedgroundonControl P V_GOLD_CAP 0921 1003 4 50 V 4 90 V charged Voltage of Gold Cap capacitor Voltage is through conn via contacts of ON OFF switch Th capacitor is located on the Control I_PIEZO_MESS 0000 0008 0 00 V 0 04 V Measurement signal of alarm g V_TEMP_INT...

Страница 98: ...lectronics Calibrate O2 sensors Select Start to start calibration Running is displayed Calibration is finished as soon as th message Start reappears Test step 23 is used to display the offset voltages of the inspiratory pressure sensor S4 1 expiratory pressure sensor S4 2 This test step is also used to calibrate the offset voltage Activate Calibrate to start calibration It is clearly audible when ...

Страница 99: ... segment displays The following tests can be called up with Test target LED All LEDs can be switched on and off LEDs for indication of voltage supply are not triggered they come on depending on voltage supply and charge state of the battery LCD The display is switched to dark for 5 seconds then to bright for 5 seconds 7 segment 7 segment displays including decimal point can be switched on and off ...

Страница 100: ...ssure for calibration of pressure sensors S6 S7 an The ambient pressure must be measured with an external barometer The following measure values are displayed after calibration enter and confirm ambient pressure Measured value S7 Ambient pressure S7 ambient pressure entered 2 mbar Measured value S6 Ambient pressure S6 ambient pressure entered 2 mbar Measured value S5 O2 supply pressure ambient pre...

Страница 101: ...C service mode applies to software version 1 96 only The following equipment is required to work with service mode RS 232 extension 7901808 RS 232 adapter 7901888 Service PC laptop with terminal program Hyperterminal The terminal program Hyperterminal is normally installed on the Service PC Y find the terminal program under Start Programs Accessories Hyperterminal Hyperterminal ...

Страница 102: ...A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 Connect Savina and PC laptop to mains power supply Switch on the PC Start terminal program Select relevant COM port here COM 1 Make the following settings in the terminal program Baud rate 19200 Data bits 8 Parity None Stop bits 1 Protocol None ...

Страница 103: ... 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 Connect PC and Savina to RS232 extension and to RS232 adapter Switch Savina on at the same time pressing and holding down the key to lighten darken t screen backlighting and press the Config key Entering Service Mode Savina ...

Страница 104: ... p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 Savina starts up with Service Mode on the display A contents list of the available tests is disp on the PC ...

Страница 105: ...e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 When the test number is entered the corresponding test is called up here test 008 ...

Страница 106: ...n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 The test indicates which settings can be made ...

Страница 107: ...5 6 6 4 9 0 0 S M 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Service Mode Savina Version 2 0 Quit the selected test by entering the letter q Exit Service Mode by switching off the Savina The next time the Savina is switched on it s with the pre set ventilation mode ...

Страница 108: ... affected The 4 digit decimal numbe more detailed specification for the software as to the malfunction suffered by the component assembly concerned Example The 42 indicates that the error relates to the blower The 0000 indicates that the rotation s is too low The malfunction description is not always described in plain text since it in some cases involves names of software routines Possible remedy...

Страница 109: ...are SiSW safety software RTC real time clock DS DrägerService 00 0001 Device reset triggered SW error Report error to DS Lübeck 00 0002 Device reset triggered SW error Report error to DS Lübeck 00 0010 Device reset triggered SW error Report error to DS Lübeck 00 0011 Device reset triggered SW error Report error to DS Lübeck 00 0012 Device reset triggered SW error Report error to DS Lübeck 00 0100 ...

Страница 110: ...ice reset triggered SW error Report error to DS Lübeck 00 0600 Device reset triggered SW error Report error to DS Lübeck 00 0601 Device reset triggered SW error Report error to DS Lübeck 00 0602 Device reset triggered SW error Report error to DS Lübeck 00 0603 Device reset triggered SW error Report error to DS Lübeck 00 0700 Device reset triggered SW error Report error to DS Lübeck 00 0701 Device ...

Страница 111: ...ice reset triggered SW error Report error to DS Lübeck 00 1400 Device reset triggered SW error Report error to DS Lübeck 00 1401 Device reset triggered SW error Report error to DS Lübeck 00 1500 Device reset triggered SW error Report error to DS Lübeck 00 1600 Device reset triggered SW error Report error to DS Lübeck 00 1610 Device reset triggered SW error Report error to DS Lübeck 00 1700 Device ...

Страница 112: ...00 2110 Device reset triggered SW error Report error to DS Lübeck 01 0000 ROM test Checksum procedure test not OK Carry out SW download using curr SW Replace Control PCB 01 0100 ROM test Error found during checksum start test Carry out SW download using curr SW Replace Control PCB 01 0101 ROM test Error found during current checksum test Carry out SW download using curr SW Replace Control PCB 01 0...

Страница 113: ...EEPROM checksum error Bypass valve Resetting of calibration class for by valve in Service Mode test 15 Replace Control PCB 01 0302 Data retention EEPROM checksum error Expiratory valve Resetting of calibration class for expiratory valve in Service Mode t 15 Replace Control PCB 01 0303 Data retention EEPROM checksum error Blower start speed not used for the time being 01 0304 Data retention EEPROM ...

Страница 114: ... Data retention EEPROM checksum error Calibration of O2 sensor 1 Switch the unit off on O2 sensor 1 calibrated after power on Replace Control PCB 01 0309 Data retention EEPROM checksum error Offset of O2 sensor 2 Carry out Service Mode test 22 Replace Control PCB 01 0310 Data retention EEPROM checksum error Calibration of O2 sensor 2 Calibrate O2 sensor 2 menu O2 calib Replace Control PCB 01 0311 ...

Страница 115: ...checksum error not used for the time being 01 1000 Faulty values from data retention Fan see 01 0304 01 1010 Faulty values from data retention Blower see 01 0303 01 1020 Faulty values from data retention Bypass valve calibration class see 01 0301 01 1030 Faulty values from data retention Expiratory valve calibration class see 01 0302 01 1040 Faulty values from data retention Offset of O2 sensor 1 ...

Страница 116: ...tention Calibration of O2 sensor 2 see 01 0310 01 2000 Data structure in EEPROM older than newly installed SW Disappears after new power on 01 2001 Data structure in EEPROM newer than installed SW Disappears after new power on see 01 0300 Carry out SW download using curr SW 02 0000 Memory test Error in the internal RAM Replace Control PCB 02 0100 Memory test Error in the external RAM Replace Contr...

Страница 117: ...ice reset triggered SW error Report error to DS Lübeck 03 0004 Device reset triggered SW error Report error to DS Lübeck 03 0005 Device reset triggered SW error Report error to DS Lübeck 04 0000 Device reset triggered SW error Report error to DS Lübeck 04 0100 Device reset triggered SW error Report error to DS Lübeck 04 0101 Device reset triggered SW error Report error to DS Lübeck 04 0102 Device ...

Страница 118: ...ror Report error to DS Lübeck 04 0201 Device reset triggered SW error Report error to DS Lübeck 04 0202 Device reset triggered SW error Report error to DS Lübeck 04 0203 Device reset triggered SW error Report error to DS Lübeck 04 0204 Device reset triggered SW error Report error to DS Lübeck 04 0205 Device reset triggered SW error Report error to DS Lübeck 04 0206 Device reset triggered SW error ...

Страница 119: ...error Report error to DS Lübeck 10 0302 Device reset triggered SW error Reset date and year Carry out SW update 1 10 Control PCB or RTC faulty 10 0400 Device reset triggered SW error Report error to DS Lübeck 10 0500 Device reset triggered SW error Report error to DS Lübeck 10 0600 Device reset triggered SW error Report error to DS Lübeck 10 0601 Device reset triggered SW error Report error to DS ...

Страница 120: ...11 0100 ROM test Error found during checksum start test Carry out SW download using c SW Replace Control PCB 11 0101 ROM test Error found during current checksum test Carry out SW download using c SW Replace Control PCB 11 0200 Data retention Read access error Replace EEPROM FP Replace RTC 11 0201 Data retention Write access error Replace EEPROM FP Replace RTC 11 0300 Data retention EEPROM checksu...

Страница 121: ...02 through 11 0306 Replace EEPROM FP 11 0302 Data retention EEPROM checksum error Software options not used for the time being 11 0303 Data retention EEPROM checksum error DeviceID not used for the time being 11 0304 Data retention EEPROM checksum error Settings Resetting of language version und Config Replace EEPROM FP 11 0305 Data retention EEPROM checksum error Safety parameters Switch on Savin...

Страница 122: ...data input in RTC R see error codes 11 0307 and 11 0 through 11 0314 Replace RTC 11 0309 Data retention RTC RAM checksum error System status Press key to set display to bright d Replace RTC 11 0310 Data retention RTC RAM checksum error Settings Resetting of parameter Vt Replace RTC 11 0311 Data retention RTC RAM checksum error Safety parameters Switch on Savina again Replace RTC 11 0312 Data reten...

Страница 123: ...cture in EEPROM older than installed SW Disappears after new power on 11 2001 Data structure in EEPROM newer than installed SW Disappears after new power on See 11 0301 Carry out SW download using m current SW 11 2002 Operating andservice hourscannotbe determined Reset to zero Data on EEPROM FP and RTC R are incorrect at the same time therefore the operating hours were reset to zero Device is othe...

Страница 124: ...rt error to DS Lübeck 13 0001 Device reset triggered SW error Report error to DS Lübeck 13 0002 Device reset triggered SW error Report error to DS Lübeck 13 0003 Device reset triggered SW error Report error to DS Lübeck 13 0004 Device reset triggered SW error Report error to DS Lübeck 13 0005 Device reset triggered SW error Report error to DS Lübeck 14 0000 Device reset triggered SW error Report e...

Страница 125: ...ice reset triggered SW error Report error to DS Lübeck 14 0107 Device reset triggered SW error Report error to DS Lübeck 14 0200 Device reset triggered SW error Report error to DS Lübeck 14 0201 Device reset triggered SW error Report error to DS Lübeck 14 0202 Device reset triggered SW error Report error to DS Lübeck 14 0203 Device reset triggered SW error Report error to DS Lübeck 14 0204 Device ...

Страница 126: ...t triggered SW error Report error to DS Lübeck 20 0003 Device reset triggered SW error Report error to DS Lübeck 20 0100 Device reset triggered SW error Report error to DS Lübeck 20 0300 Device reset triggered SW error Report error to DS Lübeck 20 0301 Device reset triggered SW error Report error to DS Lübeck 20 0302 Device reset triggered SW error Report error to DS Lübeck 20 0303 Device reset tr...

Страница 127: ...ot variables are incorrect Report error to DS Lübeck 20 0500 SiSW Time basis is faulty Report error to DS Lübeck 30 0000 RTC battery flat Replace RTC 30 0100 Checksum error Log Call up Service Mode test 0 and c out Delete log function 30 2000 Data structure Magic in RTC RAM older than code Disappears after new power on 30 2001 Data structure Magic in RTC RAM newer than code Disappears after new po...

Страница 128: ...able harness Check connection to connector X1 Control PCB Replace power switch See also Unit cannot be switched in chapter Repair Information Erro Events 40 0010 DC internal defective Savina does not recognize the inte battery due to complete discharge therefore pre charge the internal battery using an external charger also Warning message No int battery in chapter Repair Information Error Events ...

Страница 129: ... 0010 Install new internal battery 40 0012 DC internal interrupted Check fuse for internal battery Check cable connection from inter battery to power pack Check cable connection positive terminal of internal battery 1 to negative terminal of internal batter See also error code 40 0010 40 0013 Internal direct voltage is too low See also error code 40 0010 40 1010 AD converter in power pack is fault...

Страница 130: ...ltage is greater tha 15 8 V The problem could be due two completely discharged externa batteries that is the power pack on detects one battery Disconnect external battery and recharge or disconnect and reconnect batteries External DC voltage is greater tha 31 8 V Replace external batterie Check internal and external batter Replace power pack if necessary 40 1100 Communication 1 between power pack ...

Страница 131: ... change of status Power Savina fro mains supply Replace power pack 40 1120 Communication 3 between power pack and Control PCB is faulty Could be due to a log error after fa change of status Power Savina fro mains supply Replace power pack 41 0000 Operating voltage 15 V is too low Measure the operating voltage see Repair Procedure Measuring supply voltages 41 0001 Operating voltage 15 V is too high...

Страница 132: ...the operating voltage see Repair Procedure Measuring supply voltages 41 0020 Operating voltage 5 V is too low Measure the operating voltag see Repair Procedure Measuring supply voltages 41 0021 Operating voltage 5 V is too high Measure the operating voltag see Repair Procedure Measuring supply voltages 41 0030 Operating voltage 24 V is too low Measure the operating voltage see Repair Procedure Mea...

Страница 133: ...ow Operating voltage 15 V prese Repair Procedure Measuring the supply voltages Operating voltage 15 V for O2 s pressure sensor on O2 Valve PCB present test point T2 and T9 AGND1 on the O2 Valve PCB also chapter Schematics and Diagrams O2 Valve PCB Operating voltage 5 V for O2 am pressure sensors on O2 Valve PCB present test point T7 and T9 AGND1 on the O2 Valve PCB also chapter Schematics and Diag...

Страница 134: ...y voltages Operating voltage 15 V for O2 s pressure sensor on O2 Valve PCB present test point T2 and T9 AGND1 on the O2 Valve PCB also chapter Schematics and Diagrams O2 Valve PCB Operating voltage 5 V for O2 am pressure sensors on O2 Valve PCB present test point T7 and T9 AGND1 on the O2 Valve PCB also chapter Schematics and Diagrams O2 Valve PCB Replace the O2 Valve PCB 41 0050 Operating voltage...

Страница 135: ...on 2 0 41 0060 Operating voltage 15 V of O2 sensors is faulty Operating voltage 15 V prese Repair Procedure Measuring the supply voltages Operating voltage 15 V for O2 sensors on O2 Diaphragm PCB present test point X4 14 and X4 AGND on the O2 Diaphragm PC see also chapter Schematics and Diagrams O2 DiaphragmPCB Replace the O2 Diaphragm PCB Carry out SW update 1 10 ...

Страница 136: ...r Procedure Measuring the supply voltages Operating voltage 15 V for O2 sensors on O2 Diaphragm PCB present test point X4 14 and X4 AGND on the O2 Diaphragm PC see also chapter Schematics and Diagrams O2 DiaphragmPCB Replace the O2 Diaphragm PCB 41 0100 Monitoring of lower limit of operating voltage 5 V is faulty detected by SiSW See error code 410020 41 0101 Monitoring of upper limit of operating...

Страница 137: ...2 0001 Actual speed of blower is too fast In new device it may occur that the blower is not fully run in which cou lead to this sporadic error Replace the blower 42 0002 Deviation between set and actual speed In new device it may occur that the blower is not fully run in which cou lead to this sporadic error Replace the blower 42 0100 Micro filter not fitted switch is open Micro filter not fitted ...

Страница 138: ...ed detected by SiSW Replace the micro filter 42 0200 Error with speed adaptation detected by SW Report error to DS Lübeck 42 0210 Speed limited due to high ambient temperatures Expose device to lower ambient temperatures 43 0000 Internal temperature of device above 60 C Expose device to lower ambient temperatures Check whether power pack fan an device fan are functioning properly 43 0010 Device in...

Страница 139: ...evice fan 43 0101 Device fan Actual speed is too fast Replace device fan 43 0102 Device fan Set actual speed difference is too high Replace device fan 43 0103 Device fan Deviation is too high Replace device fan 43 0110 Device fan is too slow detected by SiSW Replace device fan Report error to DS Lübeck 43 0120 Device fan measuring electronics is faulty detected by SiSW Replace device fan Report er...

Страница 140: ...ncy venting Report error to DS Lübeck 50 0000 Audible alarm absent Check loudspeaker connection to Frontpanel PCB Replace the loudspeaker 50 0001 Loudspeaker sounds too often Check loudspeaker connection to Frontpanel PCB Replace the loudspeaker Carry out SW update 1 10 50 0002 Loudspeaker sounds too infrequently Check loudspeaker connection to Frontpanel PCB Replace the loudspeaker Carry out SW u...

Страница 141: ...51 0001 GoldCap test device is faulty Replace Control PCB 51 0002 GoldCap power supply is too high Replace Control PCB Carry out SW update 1 10 51 0003 GoldCap power supply is too low Replace Control PCB 51 0004 GoldCap resistance is too high Replace Control PCB 54 0000 Test current for signal generator piezo is too high Check connection between signal generator and Control PCB Replace the signal ...

Страница 142: ... for signal generator piezo is too low Check connection between signal generator and Control PCB Replace the signal generator Replace Control PCB 60 0000 Inspiratory airway pressure sensor S 4 1 Calibration error Check connection from solenoid a airway pressure sensor to the Control PCB See Service Mode test 19 Replace pressure sensor S4 1 if te 19 fails Replace solenoid V6 1 if te 19 is OK ...

Страница 143: ...eck connection from solenoid a airway pressure sensor to the Control PCB 60 0002 Inspiratory airway pressure sensor S4 1 Deviation between maximum and minimum value is too small Check connection from solenoid a airway pressure sensor to the Control PCB Remove stenosis in hose of supply airway pressure sensor 60 0010 Expiratory airway pressure S 4 2 Calibration error Check connection from solenoid ...

Страница 144: ...ck connection from solenoid a airway pressure sensor to the PCB 60 0012 Inspiratory airway pressure sensor S4 2 Deviation between maximum and minimum value is too small Check connection from solenoid a airway pressure sensor to the Control PCB Remove stenosis in hose of supply airway pressure sensor 60 0020 Calibration error S 4 3 not used for the time being 60 0021 Measured value S 4 3 outside of...

Страница 145: ...spiratory airway pressures of FP and MP deviate too much Sequence error see error codes 60 0000 through 60 0012 60 0310 Deviation between inspiratory airway pressure and flow corrected expiratory airway pressure is too large Sequence error see error codes 60 0000 through 60 0012 61 0000 Sensor open wire Check connection between Spirolo sensor and Control PCB Replace Spirolog sensor 61 0001 Measure...

Страница 146: ...B 62 0000 Error in temperature measurement Replace TSI sensor 62 0001 Error in flow measurement Replace TSI sensor 62 0002 Incorrect resolution of A D converter Replace TSI sensor 62 0003 Wrong TSI sensor type Replace TSI sensor 62 0004 Incorrect AIR coefficient Replace TSI sensor 62 0005 Incorrect O2 coefficient Replace TSI sensor 62 0006 Incorrect checksum Replace TSI sensor 62 0007 Internal SW ...

Страница 147: ...sensor no 2 Install O2 sensor no 2 Allow O2 sensor no 2 to stabilize 63 0001 O2 sensor no 2 Concentration is outside specification Check whether the compressed ga the O2 connection has a concentra of 100 vol Check ambient pressure sensors i Service Mode test 27 Calibrate O2 sensor no 2 to 100 v O2 Replace O2 sensor no 2 63 0004 O2 sensor no 2 Compensation with default pressure Check ambient pressu...

Страница 148: ...ecessary 63 0010 O2 sensor no 1 Sensor not fitted faulty or not operational yet Replace O2 sensor no 1 Install O2 sensor no 1 Allow O2 sensor no 1 to stabilize 63 0011 O2 sensor no 1 Concentration is outside specification Check whether the compressed ga the O2 connection has a concentra of 100 vol O2 Check ambient pressure sensors i Service Mode test 27 Calibrate O2 sensor no 1 to 100 v O2 Replace...

Страница 149: ...pressure sensors i Service Mode test 27 and adjust necessary 63 0015 O2 sensor no 1 Compensation with default temperature Check device temperature in Serv Mode test 16 and expose device ambient temperature of 5 to 40 necessary 63 0020 O2 sensor no 2 INFO Sensor not fitted Install sensor 63 0021 O2 sensor no 2 INFO Sensor is faulty Replace sensor 63 0022 O2 sensor no 2 INFO Sensor is not operationa...

Страница 150: ...erature measurement for O2 Temperature is outside specification see error code 63 0080 63 0090 Measurement difference between the sensors is too high O2 measurement fault Switch unit off and on again Calib O2 sensors manually Replace O2 sensors 63 0100 Internal error in O2 sensor no 2 not used for the time being 63 0101 Internal error in O2 sensor no 2 not used for the time being 63 0110 Internal ...

Страница 151: ...130 O2 sensors measure differently detected by SiSW see error code 63 0090 64 0000 AWT 01 sensor at Y piece Short circuit in AWT 01 sensor Replace AWT 01 sensor 64 0001 Inspiratory gas temperature sensor is faulty Replace inspiratory gas temperatu sensor connected to O2 Diaphrag PCB 65 0000 Offset calibration outside range Carry out Service Mode test 27 Replace O2 Valve PCB ...

Страница 152: ...too low Carry out Service Mode test 27 Replace O2 Valve PCB 65 0010 Ambient pressure sensor is faulty detected by SiSW Carry out Service Mode test 27 Replace O2 Valve PCB 65 0011 A D converter channel for ambient pressure sensor is faulty detected by SiSW Carry out Service Mode test 27 Replace Control PCB 66 0000 Offset calibration outside range Carry out Service Mode test 27 Replace O2 Valve PCB ...

Страница 153: ...s too low Carry out Service Mode test 27 Replace O2 Valve PCB 67 0000 Offset calibration outside range Carry out Service Mode test 27 Replace O2 supply pressure 98 0000 Safety software has triggered a device reset Report error to DS Lübeck 98 0010 Safety software has triggered a device reset Report error to DS Lübeck 98 0020 Safety software has triggered a device reset Report error to DS Lübeck ...

Страница 154: ...et Report error to DS Lübeck 98 0060 Safety software has triggered a device reset Report error to DS Lübeck 98 0070 Safety software has triggered a device reset Report error to DS Lübeck 98 0080 Safety software has triggered a device reset Report error to DS Lübeck 98 0090 Safety software has triggered a device reset Report error to DS Lübeck 98 0095 Safety software has triggered a device reset Re...

Страница 155: ...et Report error to DS Lübeck 98 0140 Safety software has triggered a device reset Report error to DS Lübeck 98 0141 Safety software has triggered a device reset Report error to DS Lübeck 98 0150 Safety software has triggered a device reset Report error to DS Lübeck 98 0160 Safety software has triggered a device reset Report error to DS Lübeck 98 0170 Safety software has triggered a device reset Re...

Страница 156: ...et Report error to DS Lübeck 98 0230 Safety software has triggered a device reset Report error to DS Lübeck 98 0240 Safety software has triggered a device reset Report error to DS Lübeck 98 0250 Safety software has triggered a device reset Report error to DS Lübeck 98 0260 Safety software has triggered a device reset Report error to DS Lübeck 98 0270 Safety software has triggered a device reset Re...

Страница 157: ...et Report error to DS Lübeck 98 0330 Safety software has triggered a device reset Report error to DS Lübeck 98 0340 Safety software has triggered a device reset Report error to DS Lübeck 98 0350 Safety software has triggered a device reset Report error to DS Lübeck 98 0360 Safety software has triggered a device reset Report error to DS Lübeck 98 0370 Safety software has triggered a device reset Re...

Страница 158: ...et Report error to DS Lübeck 98 0410 Safety software has triggered a device reset Report error to DS Lübeck 98 0420 Safety software has triggered a device reset Report error to DS Lübeck 98 0430 Safety software has triggered a device reset Report error to DS Lübeck 98 0440 Safety software has triggered a device reset Report error to DS Lübeck 98 0450 Safety software has triggered a device reset Re...

Страница 159: ...et Report error to DS Lübeck 98 0500 Safety software has triggered a device reset Report error to DS Lübeck 98 0510 Safety software has triggered a device reset Report error to DS Lübeck 98 0520 Safety software has triggered a device reset Report error to DS Lübeck 98 0530 Safety software has triggered a device reset Report error to DS Lübeck 98 0540 Safety software has triggered a device reset Re...

Страница 160: ...eport error to DS Lübeck 98 0590 Safety software has triggered a device reset Report error to DS Lübeck 98 0600 Safety software has triggered a device reset Report error to DS Lübeck 98 0610 Safety software has triggered a device reset Report error to DS Lübeck 98 10 to 98 14 Safety software has triggered a device reset Report error to DS Lübeck 99 0000 Safety software has triggered a device reset...

Страница 161: ...et Report error to DS Lübeck 99 0050 Safety software has triggered a device reset Report error to DS Lübeck 99 0060 Safety software has triggered a device reset Report error to DS Lübeck 99 0070 Safety software has triggered a device reset Report error to DS Lübeck 99 0080 Safety software has triggered a device reset Report error to DS Lübeck 99 0090 Safety software has triggered a device reset Re...

Страница 162: ...et Report error to DS Lübeck 99 0130 Safety software has triggered a device reset Report error to DS Lübeck 99 0140 Safety software has triggered a device reset Report error to DS Lübeck 99 0141 Safety software has triggered a device reset Report error to DS Lübeck 99 0150 Safety software has triggered a device reset Report error to DS Lübeck 99 0160 Safety software has triggered a device reset Re...

Страница 163: ...et Report error to DS Lübeck 99 0220 Safety software has triggered a device reset Report error to DS Lübeck 99 0230 Safety software has triggered a device reset Report error to DS Lübeck 99 0240 Safety software has triggered a device reset Report error to DS Lübeck 99 0250 Safety software has triggered a device reset Report error to DS Lübeck 99 0260 Safety software has triggered a device reset Re...

Страница 164: ...or to DS Lübeck 99 0320 Safety software has triggered a device reset Report error to DS Lübeck 99 0330 Safety software has triggered a device reset Report error to DS Lübeck 99 0340 Safety software has triggered a device reset Report error to DS Lübeck 99 0350 Safety software has triggered a device reset Report error to DS Lübeck 99 0360 Safety software has triggered a device reset Report error to...

Страница 165: ...et Report error to DS Lübeck 99 0400 Safety software has triggered a device reset Report error to DS Lübeck 99 0410 Safety software has triggered a device reset Report error to DS Lübeck 99 0420 Safety software has triggered a device reset Report error to DS Lübeck 99 0430 Safety software has triggered a device reset Report error to DS Lübeck 99 0440 Safety software has triggered a device reset Re...

Страница 166: ...s triggered a device reset Report error to DS Lübeck 99 0490 Safety software has triggered a device reset Report error to DS Lübeck 99 0500 Safety software has triggered a device reset Report error to DS Lübeck 99 0510 Safety software has triggered a device reset Report error to DS Lübeck Error occurs in SW 1 10 Acknowle error The unit can continue with th ventilation SW 2 will remedy thi problem ...

Страница 167: ... software has triggered a device reset Report error to DS Lübeck 99 0570 Safety software has triggered a device reset Report error to DS Lübeck 99 0580 Safety software has triggered a device reset Report error to DS Lübeck 99 0590 Safety software has triggered a device reset Report error to DS Lübeck 99 0600 Safety software has triggered a device reset Report error to DS Lübeck 99 0610 Safety soft...

Страница 168: ...1 The patient fights the ventilator or is coughing 2 The inspiration tube is kinked or obstructed 3 One or both pressure sensor s deliver s too high a measured value 4 The pressure source delivers a pressure that deviates from the set pressure 1 The measured value of the inspiratory pressure sensor P insp t exceeds the value of the upper airway pressure limit Paw high offset ...

Страница 169: ...afterwards only alarm 2 During standby and 15 s afterwards only alarm 1 Generation of event Paw stenosis 1 warning Airway pressure high 2 Transmission of event Paw stenosis 1 to ventilation control to stop inspiration 1 As soon as next inspiration starts start of inspiration flow 2 Five seconds after occurrence of alarm cause 3 Value decreases below alarm limit by 5 mbar ventilation control only 4...

Страница 170: ...sured value of the inspiratory pressure sensor P insp t exceeds the value of the upper airway pressure limit Paw high offset for more than 200 ms 2 The measured value of the expiratory pressure sensor P exp t exceeds the value of the u airway pressure limit Paw high for more than 200 ms 3 The measured value of the inspiratory pressure sensor P insp t exceeds the value of the upper airway pressure ...

Страница 171: ...nly alarm 1 Generation of event Paw stenosis 2 warning Airway pressure high 2 Transmission of event Paw stenosis 2 to ventilation control in order to relieve the open the electrical safety valve 3 Detection 5 Alarm only 1 When airway pressure reaches 5 mbar relief successful but at the earliest after 50 2 Five seconds after occurrence of event cause 3 Detection 5 The input value Paw SiSW does no l...

Страница 172: ... PEEP setting and Pexp t is integrated in a summat memory limited to 4 5 mbar An alarm is given when the value in the summation memory exceeds 22 5 mbar s The summation memory is deleted if the measured airway pressure exceeds the PEEP again The summation memory is also deleted after changing the operating mode or se the PEEP below 3 mbar 2 In volume controlled ventilation IPPV SIMV apnea ventilat...

Страница 173: ... Tmin min Tinsp measured 100 ms Tinsp measured is derived from the phase information of the ventilation control 1 Detection 1 is activated only at PEEP setting 3 mbar 2 After cold start and 15 s afterwards 3 During standby and 15 s afterwards 4 During a detected disconnection and 15 s afterwards 1 Generation of event Airway pressure low warning Airway pressure low The wa is delayed in relation to ...

Страница 174: ...4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 2 Detection 2 During the next inspiratory breath the measured value P exp t reaches the value Pmin for more than Tmin 3 Detection 2 After switching to pure spontaneous breathing mode ...

Страница 175: ...ient is sufficient but the expiratory flow measured low due to leakages in the expiratory tube 3 The flow control unit is faulty and therefore delivers too low an inspiratory flow 4 The flow sensor is faulty and therefore measured values delivered are too low 1 The measured value MV t is below the lower MV limit value MV low 1 After a cold start and 2 minutes afterwards 2 During standby and 2 minu...

Страница 176: ... 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 4 During detected disconnection and 2 minutes afterwards 5 The alarm can be activated by the user under mask ventilation NIV 1 Generation of event MV low warning MV low 1 The measured value MV t exceeds the limit value MV low ...

Страница 177: ...tient is too high 2 The flow control unit is faulty and therefore delivers too high an inspiratory flow 3 The flow sensor is faulty and therefore measured values delivered are too high 1 The measured value MV t exceeds the limit value MV high set by the user 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 3 When flow monitoring is off 1 Generation of event MV high war...

Страница 178: ...n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The measured value MV t is below the limit value MV high ...

Страница 179: ...ik GmbH Alarm Messages Savina Version 2 0 1 The setting FlowAcc is too low 2 The setting Tinsp is too low 3 The setting Pinsp or Pmax is too low 1 The input value VTi low displays too low a tidal volume 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 3 During a detected disconnection and 15 s afterwards ...

Страница 180: ...Tidal volume low is generated after the secon occurrence of the event VTi low 2 The event VTi low 2 caution Tidal volume low is generated after the fourth occurrence of the event VTi low 1 The caution message Tidal volume low was acknowledged with the Alarm res Only the caution message event VTi low 2 is reset not the advisory message 2 The input value VTi low does no longer display too low a tida...

Страница 181: ...h 1 During a mandatory inspiration volume controlled pressure controlled the measur VTi t exceeds the limit value VTi high set by the user 2 During a spontaneous inspiration pressure assisted spontaneous the measured va VTi t exceeds the limit value VTi high set by the user 1 After a cold start and 15 s afterwards only alarm 2 During standby and 15 s afterwards only alarm 3 During a detected disco...

Страница 182: ...ansmission of event to ventilation control to stop inspiration There are counters for detection 1 and 2 which lead to reaction 1 or 2 1 Detection 1 At the end of a mandatory inspiration the applied tidal volume is below t monitoring limit again 2 Detection 1 After switching to pure spontaneous breathing mode 3 Detection 2 At the end of a spontaneous inspiration the applied tidal volume is belo mon...

Страница 183: ...h the correct FiO2 set 1 The measured value FiO2 t is below the limit value FiO2 low This error detection is provided with an error counter 1 After a cold start and 2 minutes afterwards 2 During standby and 2 minutes afterwards 3 When O2 monitoring is off and 2 minutes afterwards 4 During calibration of the O2 sensor and 2 minutes afterwards 5 After adjusting the FIO2 target value and 2 minutes af...

Страница 184: ... p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Generation of event FiO2 low warning FiO2 low 1 The error counter is below the limit value of the alarm ...

Страница 185: ... The measured value FiO2 t exceeds the limit value FiO2 high This error detection i provided with an error counter 1 After a cold start and 2 minutes afterwards 2 During standby and 2 minutes afterwards 3 When O2 monitoring is off and 2 minutes afterwards 4 During calibration of the O2 sensor and 2 minutes afterwards 5 After adjusting the FIO2 target value and 2 minutes afterwards 1 Generation of ...

Страница 186: ... n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The error counter is below the limit value of the alarm ...

Страница 187: ...red t upper and a lower limit value An alarm is generated if there is a deviation These two limit va are generated as follows Normal operation concentrator is not active FiO2 low FiO2 target value 8 vol FiO2 high FiO2 target value 8 vol Fixed alarm limit FiO2 low 18 vol Concentrator is active The FiO2 alarm limits set by the user are used Remark Bronchial suction oxygenation changes the set FiO2 c...

Страница 188: ...e is a major leakage 3 The flow sensor is defective 1 If in all operating modes the ExpFlow start and ExpFlow end information is miss more than the set apnea alarm time this will be regarded as apnea 2 If in spontaneous and mixed operating modes the ExpFlow start and ExpFlow e information is missing for more than the set apnea alarm time this will be regarded as a 3 The input value Apnea SiSW show...

Страница 189: ...gh alarm has occurred 6 An Airway pressure low alarm has occurred 7 Hold condition is active with insp hold 8 Flow monitoring is switched off 9 The alarm can be activated by the user under mask ventilation NIV When flow monitoring is switched off only that part of the monitoring is suppressed which de the error by using the expiration start and expiration end information from the expiratory flow s...

Страница 190: ...7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Detection 1 and 2 At least one part of the information about inspiration that is start and one part of the information about expiration are no longer missing 2 The input value Apnea SiSW no longer shows an apnea condition ...

Страница 191: ... volumes can be applied if the patient s lungs are h 1 If in pure controlled modes IPPV SIMV the ExpFlow start and ExpFlow end info is missing for more than the set apnea alarm time this will be regarded as Fail to Cycl 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 3 During a detected disconnection and for the period T apnea afterwards 4 An Airway pressure high alar...

Страница 192: ...er Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Generation of the event Fail to Cycle warning Fail to Cycle 1 At least one part of the inspiration start or inspiration end information is no longer miss Note The alarms Apnea and Fail to Cycle are mutually exclusive because they are only m dependent variations ...

Страница 193: ... GmbH Alarm Messages Savina Version 2 0 1 Apnea ventilation was switched on due to a detected apnea 1 The input value shows an apnea ventilation 1 None 1 Generation of the event Apnea vent caution Apnea ventilation 1 The alarm was confirmed with the Alarm Reset key 2 Switchover to another operating mode this also acknowledges the alarm ...

Страница 194: ...technik GmbH Alarm Messages Savina Version 2 0 1 Rapid breathing tachypnea 1 The measured value f tot t exceeds the limit value f high 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 1 Generation of event High frequency warning High frequency 1 The error counter is below the limit value of the alarm ...

Страница 195: ...na Version 2 0 1 Leakage in hose system 2 Expiratory valve is leaky 3 Pressure sensor is faulty 1 The ASB breath is carried out and monitored by the ventilation control 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 1 When the ASB cycle is interrupted for the first time the event First ASB interruption generated advisory ASB 4 s ...

Страница 196: ... 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 2 After the third interruption of the ASB cycle in sequence the event Third ASB interr generated warning ASB 4 s 1 The ventilation control completes the ASB cycle within 4 s 2 After switching to an operating mode without ASB ...

Страница 197: ...ts up the inspiratory gas to an excessively high level 2 The measured value delivered by breathing gas temperature sensor is too high 1 One of the input values shows too high a temperature 1 After cold start and 15 s afterwards 2 During standby and 15 s afterwards 1 Generation of event Temp AWT01 high warning Breathing gas temp high 2 Generation of event Temp SiSW high warning Temperature high ...

Страница 198: ... n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 None of the input values shows an error ...

Страница 199: ... m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Standby was activated by the user 1 Standby has been activated 1 None 1 Generation of event Standby activated warning Standby activated 1 The alarm was confirmed with the Alarm Reset key 2 Standby is deactivated ...

Страница 200: ...2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Flow monitoring has been switched off by the user 1 Flow monitoring has been switched off by the user 1 None 1 Generation of event No flow monitoring advisory Flow monitoring off 1 Flow monitoring is switched on again ...

Страница 201: ...a Version 2 0 1 O2 monitoring has been switched off by the user 1 O2 monitoring has been switched off by the user 2 O2 monitoring was already switched off before the cold start was carried out 1 None 1 Detection 1 Generation of the event No O2 monitoring advisory O2 monitoring off 2 Detection 2 Generation of the event No O2 monitoring caution O2 monitoring off ...

Страница 202: ...y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Detection 1 O2 monitoring is switched on again 2 Detection 2 The alarm was confirmed with the Alarm Reset key ...

Страница 203: ... Alarm Messages Savina Version 2 0 1 Alarm was deactivated by the user 1 Alarms have been deactivated 1 None 1 Generation of event Apnea alarm off advisory Apnea alarm off 2 Generation of event MV low alarm off advisory MV low alarm off 3 Generation of event VT1 high alarm off advisory VTi high alarm off 1 Alarm was reactivated by the user ...

Страница 204: ... m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The user has activated the nebulizer 1 The input value shows an active nebulizer 1 None 1 Generation of event Nebulizer active advisory Nebulizer on 1 The input value shows that the nebulizer is no longer active ...

Страница 205: ...A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The user has pressed the Insp hold key for more than 15 s 1 The input value shows an interruption 1 None 1 Generation of event Insp hold interruption advisory Insp hold interrupted 1 The input values shows that the user has released the key ...

Страница 206: ...rsion 2 0 1 A pressure sensor is faulty e g diaphragm is damaged 2 Offset voltage of one sensor or both sensors has drifted too much 3 The sensors are no longer supplied with voltage 4 The calibration valve of one sensor is faulty and as a result the sensor is perman switched to atmospheric pressure 5 A pressure sensor delivers incorrect but dynamic measured values ...

Страница 207: ...tart of inspiration which again is accepted if a start of an expiration has been detected since the most recent start of an inspiration PT1 filtered measured values t 100 ms are used PT1 type of filter This error detection is provided with an error counter 2 The measured values of the two pressure sensors differ by more than 5 mbar 3 The offset of one pressure sensor has drifted between two calibr...

Страница 208: ...tion warning Pressure meas inop 2 Detection 1 and 2 Message of monitoring events Paw sensor malfunction to calibr measured value detection of Paw sensors 1 Detection 1 The error counter is below the limit value of the alarm 2 Offset has not drifted between two calibrations 3 Offset is within permissible range again 4 The measured value is within permissible range again 5 The input values of the Si...

Страница 209: ...sor is faulty 2 The expiratory valve is faulty there was a flow at the sensor during calibration 3 Flow sensor disconnected 1 Measuring wire or compensation wire broken 2 Calibration is outside the permissible range 3 The flow sensor measured value is greater than 100 L min for more than 15 s 4 The input value Flow exp malfunction SiSW shows an error 1 Flow monitoring is switched off ...

Страница 210: ... v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Generation of event Flow measurement malfunction warning Flow measureme inop 1 None of the above mentioned detection criteria shows an error condition ...

Страница 211: ...dizintechnik GmbH Alarm Messages Savina Version 2 0 1 Flow sensor not inserted in patient system flow sensor switch open 1 The flow sensor switch is detected open 1 Flow monitoring is switched off 1 Generation of event Flow measurement malfunction warning Flow sensor 1 The error counter is below the limit value of the alarm ...

Страница 212: ... 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Total failure 2 Measurement failed 1 One of the input values shows an error 1 None 1 Generation of event Flow measurement malfunction warning Device failure X 1 No errors present ...

Страница 213: ...äger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Total failure 2 Measurement failed 1 One of the input values shows an error 1 After cold start and 15 s afterwards 2 During standby and 15 s afterwards 3 O2 monitoring is switched off 1 Generation of event O2 measurement malfunction warning O2 measurement i ...

Страница 214: ... n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 None of the input values shows an error ...

Страница 215: ...GmbH Alarm Messages Savina Version 2 0 1 The measured value of the breathing gas temperature sensor is that low that a sho the sensor or in the sensor cable is likely 1 One of the input values shows an error 1 None 1 Generation of event Temperature measurement malfunction warning Tempe meas inop 1 None of the input values shows an error ...

Страница 216: ...intechnik GmbH Alarm Messages Savina Version 2 0 1 The measured value of the breathing gas temperature sensor is that high that a sens rupture or a disconnected sensor is likely 1 The input value shows an error 1 None 1 Generation of event Temperature sensor warning Temperature sensor 1 The input value no longer shows an error ...

Страница 217: ...er Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Converter faulty measured value outside permissible range 2 Sensor is faulty 1 One of the input values shows an error 1 None 1 Generation of event Ambient pressure measurement malfunction warning Ambient press meas inop 1 None of the input values shows an error ...

Страница 218: ... measured value of the breathing gas temperature sensor is that low that a sho the sensor is likely 2 The measured value of the breathing gas temperature sensor is that high that an o at the sensor is likely 1 One of the input values shows an error 1 None 1 Generation of event Temperature sensor malfunction warning Device failure XX YYYY 1 None of the input values shows an error ...

Страница 219: ...iratory valve builds up insufficient closing pressure or no closing pressure at al 1 An expiration flow was measured in more than 3 mandatory breaths during inspirat each inspiration the integral of this expiration flow exceeded the value of the inspiratory volume by 25 The inspiratory tidal volume was at least 12 5 mL in each case 1 None 1 Generation of event Exp valve malfunction warning Exp val...

Страница 220: ... 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The first mandatory inspiration in which the leakage through the expiratory valve is 25 of the inspiratory tidal volume resets the alarm 1 After switching to non mandatory ventilation ...

Страница 221: ...expiratory pressure PEEP t differs from the PEEP target value by more 5 mbar PEEP t PEEPtarget value 5 mbar 2 The measured end expiratory pressure PEEP t differs from the PEEP target value by more 5 mbar PEEP t PEEPtarget value 5 mbar and there was no air trapping during PEE measurement 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 1 Generation of event PEEP malfunc...

Страница 222: ...o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The measured PEEP t is in the range PEEP setting 5 mbar 2 After switchover to another operating mode ...

Страница 223: ...following is checked at the end of each mandatory expiration The airway pressure Paw t must be below PG for at least 150 ms in sequence Or the airway pressure at the end of the expiration must be below PG and the expirati time must not exceed 500 ms If neither condition is met the counter is incremented The expiratory time is the shortest time between the start of a mandatory expiration or end of ...

Страница 224: ...mandatory inspiration The time counter is reset immediately when the airway pressure below the limit value PG The limit value PG is PG PEEPsetting 8 mbar 1 After a cold start and 15 s afterwards only alarm 2 During standby and 15 s afterwards only alarm 1 Generation of event PEEP high alarm generating system generates an alarm fo 15 s 2 s including the warning PEEP high 2 Transmission of event Paw...

Страница 225: ... i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 3 The pressure has been relieved for at least 1 s and the measured airway pressure P below the described limit value ...

Страница 226: ...vina Version 2 0 1 Air intake filter is missing 2 Air intake filter is dirty 3 Air intake opening of air intake filter is obstructed 1 The micro switch located on the filter mount is set to position filter missing 2 The input value Microfilter blocked SiSW shows an error 1 None 1 Detection 1 Generation of the event Microfilter missing warning Microfilter mi ...

Страница 227: ...f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 2 Detection 2 Generation of the event Intake channel obstructed warning Microfilter blocked 1 Detection 1 The micro switch is set to position filter present 2 Detection 2 The input value no longer shows an error ...

Страница 228: ...0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Blower blocked 2 Blower runs at maximum speed 3 Bypass valve is jammed 1 One of the input values shows an error 1 None 1 Generation of event Blower malfunction warning Device failure XX YYYY 1 None of the input values shows an error ...

Страница 229: ...he blower or deviation from the blower characteristic 2 Limitation of speed due to high inspiratory breathing gas temperature 1 The input value Minor blower deficiency shows an error 2 The input value Major blower deficiency shows an error 1 None 1 Generation of event Minor blower deficiency no alarm only a log entry 2 Generation of event Major blower deficiency advisory Temperature high ...

Страница 230: ...l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The input value Major blower deficiency no longer shows an error ...

Страница 231: ...ges Savina Version 2 0 1 Oxygen supply not connected or damaged 2 O2 supply sensor faulty 1 The input value O2 supply critical show too low a supply pressure 2 The input value O2 supply low show too low a supply pressure 1 The device is in concentrator mode 1 Generation of event No O2 warning O2 supply down 2 Message of event No O2 to routine functions ...

Страница 232: ...h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The input value O2 supply critical does no longer show an error 2 The input value O2 supply low does no longer show an error ...

Страница 233: ...2 0 1 Oxygen supply pressure is too high 2 O2 supply sensor faulty 1 The input value O2 supply pressure high show too high a supply pressure 1 None 1 Generation of event O2 supply pressure high caution O2 supply pressure hig 2 Message of event No O2 to routine functions bronchial suction and nebulizer 1 The input value O2 supply pressure high does no longer show an error ...

Страница 234: ...0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Watchdog master processor MP does not trigger a reset 2 Watchdog front processor FP does not trigger a reset 1 One of the input values shows an error 1 None 1 Generation of event Watchdog faulty warning Device failure XX YYYY ...

Страница 235: ...F o r i n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 None ...

Страница 236: ...mbH Alarm Messages Savina Version 2 0 1 5 V voltage monitoring faulty 2 Reset controller faulty 3 Test device of voltage monitoring faulty 1 One of the input values shows an error 1 None 1 Generation of event 5 V high Monitoring faulty or 5 V low monitoring faulty warning Device failure XX YYYY 1 The input value no longer shows an error ...

Страница 237: ... e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Hardware error 1 The input value shows an error 1 None 1 Generation of event System relief faulty warning Device failure XX YYYY 1 None ...

Страница 238: ... 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Timer faulty 1 The input value shows an error 1 None 1 Generation of event Time basis faulty warning Device failure XX YYYY 1 The input value no longer shows an error ...

Страница 239: ...6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Memory error 1 The input value shows inconsistent settings 1 None 1 Generation of event Check settings caution Check settings 1 The alarm was confirmed with the Alarm Reset key ...

Страница 240: ... e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Memory error 1 One of the input values shows an error 1 None 1 Generation of event Error in boot sequence warning Device failure XX YYYY 1 None ...

Страница 241: ...v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 The battery of the RTC is flat 1 The input value shows a flat RTC battery 1 None 1 Generation of event Battery flat warning Device failure XX YYYY 1 None ...

Страница 242: ... f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 EPROM is faulty 2 RTC is faulty 3 Data contents destroyed due to a reset while writing to EEPROM 1 Data retention reports an error 1 None 1 Generation of event Data loss warning Device failure XX YYYY 1 None ...

Страница 243: ...e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 RAMfaulty 1 The entire RAM of the device has to be checked 1 None 1 Generation of event RAM faulty warning Device failure XX YYYY 1 None ...

Страница 244: ... test 2 A ROM test is also carried out cyclically in normal operating mode during which the R areas to be tested per program cycle have to be adapted to the run times 1 None 1 Generation of event ROM faulty during self test or ROM faulty during cyclic test Device failure XX YYYY 2 Triggering of a reset which returns the device to cold start if the error has been detec during the self test Only an ...

Страница 245: ...F o r i n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 None ...

Страница 246: ...a Version 2 0 1 Voltage supply is faulty 2 A D converter faulty 1 The operating voltages are cyclically compared to defined tolerance limits see Tabl error detection is provided with an error counter per voltage to be monitored 2 The input value Voltage faulty SiSW reports an error 1 None Supplyvoltages Tolerance 15 V 20 15 V 20 24 V 20 5 V reference voltage 4 ...

Страница 247: ...9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Generation of event Voltage faulty warning Device failure XX YYYY 1 Operating voltages are within tolerance limits again 2 The input value Voltage faulty SiSW no longer reports an error ...

Страница 248: ... capacity is only sufficient for residual operating time 2 Battery capacity down or shutdown is likely to happen any moment 1 Charge state is below the 30 threshold 2 Charge state is below the 3 threshold 1 If the internal battery is out of service and 20 s afterwards both events will be issue advisory messages 1 Detection 1 Generation of event Int battery low caution Int battery low ...

Страница 249: ...f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 2 Detection 2 Generation of event Int battery flat warning Int battery almost discharged 1 Detection 1 Charge state reaches at least the 35 threshold 2 Detection 2 Charge state reaches at least the 30 threshold ...

Страница 250: ... not connected 2 Internal battery faulty 3 Internal battery is not charged 1 The input value Int battery present shows that battery is missing 2 Although no battery is present the charging procedure is carried out or a sufficien charge 90 is reported 3 Although the internal battery and the external AC supply are present the charging is not carried out when the battery charge is low 90 1 None ...

Страница 251: ...neration of event No battery warning No int battery 2 Detection 2 Generation of event Int battery faulty warning Int battery failed 3 Detection 3 Generation of event No battery charging warning No battery char 1 Detection 1 The input value No int battery no longer reports a missing battery 2 Detection 2 Error condition is no longer present 3 Detection 3 Error condition is no longer present ...

Страница 252: ...rnal AC power 2 Failure of external AC and external DC voltages 1 The input value External AC shows a failure of the voltage source and External D present 2 Both input values External DC and External AC show a failure of the voltage so 1 None 1 Detection 1 Generation of event Ext DC active advisory Ext DC active 2 Detection 2 Generation of event Int battery activated caution Int battery acti ...

Страница 253: ...p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Detection 1 The voltage External AC is present again 2 Detection 2 Both voltage sources are present again ...

Страница 254: ...user has operated the main switch too many times 2 Hardware error bouncing short circuit open circuit 1 The input value Main switch overused SiSW shows an error 2 The input value Main switch failed SiSW shows an error 1 None 1 Detection 1 Generation of event Main switch overused caution Main switch ove 2 Detection 2 Generation of event Main switch failed warning Device failure XX ...

Страница 255: ... o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Detection 1 The alarm was confirmed with the Alarm Reset key 2 Detection 2 None ...

Страница 256: ...essure too high 2 Atmospheric pressure too low 3 One of the sensors is faulty 1 One of the input values shows too high an atmospheric pressure P t 1200 mbar 2 One of the input values shows too low an atmospheric pressure P t 600 mbar 1 After a cold start and 15 s afterwards 2 During standby and 15 s afterwards 1 Detection 1 Generation of the event Microfilter missing warning Microfilter mi ...

Страница 257: ... 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 2 Detection 2 Generation of the event Atmospheric pressure low advisory Atmo pressure low 1 Detection 1 None of the input values shows an error P t 1200 mbar 2 Detection 2 None of the input values shows an error P t 600 mbar ...

Страница 258: ... 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Ambient temperature is too high 2 Fan is faulty 1 The input value shows too high a temperature 60 C 1 None 1 Generation of event Int temp high caution Int temperature high 1 The input value no longer shows an error temperature is 60 C ...

Страница 259: ...es Savina Version 2 0 1 Device fan is faulty 2 Measurement electronics are faulty 1 One of the input values shows an error 1 None 1 Generation of event Fan malfunction warning Malfunction fan If the input val Measurement electronics faulty SiSW shows an error the warning Device failure XX YYYY will be generated 1 None of the input values shows an error ...

Страница 260: ...ser has pressed the key too many times 2 The user keeps the key pressed all the time 3 Hardware error bouncing short circuit open circuit 1 The input value Key XX overused shows an error 2 The input value Key XX failed shows an error 1 None 1 Detection 1 Generation of event Key XX overused caution Key XX overused 2 Detection 2 Generation of event Key XX failed caution Key XX failed ...

Страница 261: ...s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Detection 1 The alarm was confirmed with the Alarm Reset key 2 Detection 2 The input value no longer shows an error user has released the key ...

Страница 262: ... m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Loudspeakerfaulty 2 Ventilation SW has not triggered an alarm requested by the SiSW 1 One of the input values shows an error 1 None 1 Generation of event Loudspeaker faulty warning Device failure XX YYYY 1 None ...

Страница 263: ...ages Savina Version 2 0 1 The GoldCap capacity is too low 2 The GoldCap test device is faulty 3 The GoldCap supply voltage is too high 4 The GoldCap supply voltage is too low 5 The GoldCap resistance is too high 6 The auxiliary alarm test current is too high 7 The auxiliary alarm test current is too low 1 One of the input values shows an error 1 None ...

Страница 264: ... i g h t r e s e r v e d R 5 6 6 4 9 0 0 F L 2 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Alarm Messages Savina Version 2 0 1 Generation of event Auxiliary alarm faulty warning Device failure XX YYYY 1 None of the input values shows an error ...

Страница 265: ...H Alarm Messages Savina Version 2 0 1 The ventilation SW has detected an error that cannot be corrected 2 The SiSW has detected an error that can only be corrected by restarting the device 1 The input value shows an error 1 None 1 Generation of event SW error warning Device failure XX YYYY 1 The alarm was confirmed with the Alarm Reset key ...

Страница 266: ...w chart Warning message No int battery Unit cannot be switched off Refer to Unit cannot be switched off Options are lost when updating software from SW 1 00 to SW 1 10 Refer to Error when updating from SW 1 00 to 1 10 Options are lost when updating software from SW 1 01 to SW 1 10 Refer to SW 1 01 to 1 10 update procedure When Savina is in the device mount the cover of the O2 sensors cannot be rem...

Страница 267: ...l battery If the unit is not used for a prolonged period of time etc the internal battery may discharge The message Warning message No int battery appears upon pow on Therefore it is necessary to remove the fuse of the internal battery in such predictable situations See also Instructions for Use Operating Instructions under Preparation O2 sensors cannot be calibrated Refer to Possible errors durin...

Страница 268: ...mbH Repair Information Error Events Savina Version 2 0 In the first batch of units it may happen that the cover of the O2 sensor cannot be removed w the unit is located in the device mount In this case it is possible to mechanically rework the c see Fig 1 Reworking the cover of the O2 sensors 44 30 mm 0 30 mm Z 42 80 mm 0 30 mm Z Old New ...

Страница 269: ...mation Error Events Savina Version 2 0 This alarm message is generated if battery voltage is less than 20 V or 10 V respectively see the following table In this case the power pack does not detect an internal battery and does charge the internal battery see the following page for flow chart VersionH Voltagegreaterthan20 V VersionI Voltagegreaterthan10 V ...

Страница 270: ...ck voltage of internal battery in Service Mode Test Step 4 Is fuse OK Voltagewithin tolerance Yes No Yes No Power pack faulty Voltage less than 10 V Yes No Replace battery Remove internal battery see Maintenance Procedure chapter Replacing the internal rechargeable batteries recharge with external charger and re install Or connect external battery see Starting aid for charging of internal battery ...

Страница 271: ...one by applying 24 V DC to the batt Connect Savina to mains power supply and apply the 24 V DC voltage to the connectors as follows Rear view of external voltage supply Protect the 24 V DC voltage with an external fuse of 15 A or use a voltage supp current limiter Set the current limiter to 1 A Apply the 24 V DC voltage until the internal battery LED comes on yellow and sta on The LED is located o...

Страница 272: ...at the ON OFF switch proceed as follows 1 Set ON OFF switch to position OFF 2 Press standby key 1 Set ON OFF switch to position 2 Removing fuse of internal batter 3 Disconnect external d c supply 4 Unplug power plug from socket 5 Reconnect power supplies 6 Re install fuse This fault may be caused by the software which does not detect the position of the ON OFF switch The fault should no longer occ...

Страница 273: ...erate the device ID you need to completely adjust the real tim clock tt mm jj hr min Then switch the unit off and on again and read out the device I from page four of the Config menu 3 Write down new device ID and serial number and send them to User Help Desk of I Care department stating the following For the attention of Mr Matthias Hurlebaus Note Software update from SW 1 00 to SW 1 10 Please se...

Страница 274: ... 01 has not been generated the BIPAP and Autoflow options will b when updating the software from SW 1 01 to SW 1 10 If this is the case proceed as follows 1 Generate device identification number device ID In order to be able to generate the device ID you need to completely adjust the real tim clock tt mm jj hr min Then switch the unit off and on again and read out the device I from page four of th...

Страница 275: ...ted to the wrong gas Valve V4 does not open R3 flow control valve is obstructed Tubing at valve block are not connected properly check using tubing diagram see Savina tubing diagram under Schematics and Diagrams Metal cover of O2 sensors is leaky check sealing 3 Measured values required for O2 calibration are incorrect for measured values se chapter Service Mode Check ambient pressure sensors S6 S...

Страница 276: ...mbH Repair Procedure Savina Version 2 0 The following repair procedure is described Opening the unit Power pack Motor Commutator PCB Fan O2 Diaphragm PCB Bypass valve V1 Expiratory valve V3 Replacing the EEPROM Replacing the Control PCB For maintenance procedure according to Test Certificate see Repair Instructions Maintenance Procedure ...

Страница 277: ...r Procedure Savina Version 2 0 As required see also Fig 2 Front view with front panel and Control PCB folded away and Rear view of Savina with rear panel removed Savina can be opened at the operator control p and or at the rear panel Before opening the unit observe the following warnings Opening the operator control panel Removing the rear panel ...

Страница 278: ... R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Switch off the unit Unplug the power plug from the socket outlet Disconnect the O2 compressed gas supply Slacken the screws Opening the operator control panel 1 1 ...

Страница 279: ...0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove the frame of the operator control Remove the screws one on the left and one on the right side Folding away the operator control panel Fold down the operator control panel forwards 2 ...

Страница 280: ... 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 If necessary for example to access the connectors of the power pack the Control PCB can al folded away Fold away the Control PCB as described in the following Remove the screws Folding away the Control PCB Fold away the Control PCB 3 3 ...

Страница 281: ...p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Switch off the unit Unplug the power plug from the socket outlet Disconnect the O2 compressed gas supply ...

Страница 282: ...t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove the screws Removing the filter cover 1 ...

Страница 283: ...o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove the screws Removing the rear panel Remove the rear panel 2 2 2 2 2 2 2 2 2 ...

Страница 284: ... 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Position of hoses When mounting the rear panel make sure the hoses point to the left Otherwise the hoses could buckle which could lead to error message O2 measurement ...

Страница 285: ...he 48 V are fed directly from the power pack to the Motor Commutator PCB The remaini voltages are fed to the Control PCB and from there to the other PCBs and component device The voltages can be measured on the Control PCB except the 48 V The operator control p must be opened to access the measuring points see Opening the operator control panel voltages are also displayed in Service Mode chapter T...

Страница 286: ... directly at the battery see Mainten Procedure chapter Replacing the internal rechargeable batteries It can als measured between the battery fuse and the external power supply connection also Starting aid for charging of internal battery X 2 X 1 X 6 4 5 X 9 X648 X652 X401 X402 X403 s o r B a s s e m b l y D i s p l a y park position i n t E x p i r a t o r y v a l v e P o w e r p a c k D C o u t p...

Страница 287: ...r Medizintechnik GmbH Repair Procedure Savina Version 2 0 The Motor Commutator PCB is on the right behind the Control PCB see also Schematics an Diagrams Fig 2 View of the Motor Commutator PCB 1 1 5 4 8 3 7 2 6 1 5 4 8 3 7 2 6 1 5 S2 S1 Fuse 6 3 AT in 48 V line Control PCB Power pack To blower motor Motor Commutator PCB ...

Страница 288: ...edure Savina Version 2 0 1 Enable Motor phase 3 L3 2 Operatingvoltage Ub 48 V SupplytoHallsensorsystem U H 3 Not assigned Hall signal 2 RLG2 4 Targetspeed 0to 4 75V Hallsignal1 RLG1 5 Not assigned Motor phase 2 L2 6 Actual speed 6 pulses per revolution Motor phase 1 L1 7 OperatingvoltageGND SupplytoHallsensorsystem GND 8 Target speed Hall signal 3 RLG3 ...

Страница 289: ... 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 The fan is on the left behind the Control PCB see also Schematics and Diagrams Fig 2 1 Operatingvoltage Ub 24 V 2 Speedsignal 3 Speed setpoint pulse width modulation 4 GND ...

Страница 290: ...ocedure Savina Version 2 0 The O2 Diaphragm PCB holds the mounts for the O2 sensors and the measurement electron is located directly behind the O2 sensors Replacement procedure Switch off the unit Remove the fuse for the internal battery see Maintenance procedure chapter Fig 17 Remove the cover of the O2 sensors O2 sensors cover Remove the O2 sensors ...

Страница 291: ...l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove the screws of the plastic frame O2 sensors plastic frame Remove the plastic frame ...

Страница 292: ... 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove the screws from the O2 block O2 block Remove the O2 block from the unit Remove the connector from the O2 Diaphragm PCB Remove the fixing screws from the O2 Diaphragm PCB O2 Diaphragm PCB position of the fixing screws ...

Страница 293: ...e O2 sensors yet Mount the O2 sensors Mount the cover of the O2 sensors Perform the safety check and functional check as per the Test Certificate Only those contacts are listed for which there is a measurement result For location of c see also Schematics and Diagrams Fig 11 After replacing the O2 Diaphragm PCB it is necessary to recalibrate the offset of the measurement electronics see Service Mod...

Страница 294: ...Procedure Savina Version 2 0 1 NTCintheinspirationblock 2 NTC in the inspiration block internal AGND 1 5 V 4 DGND 7 8 V_batt approx 24V 9 10 15V 17 20 AGND The values of the following signals can be read out in Service Mode see Service Mode Test Step 17through Test Step 19 11 V_REF_O2 12 V_TEMP_O2 13 V_TEMP_AIR 14 VCC 15V_O2 15 V_FIO2_1 16 V_FIO2_1 ...

Страница 295: ...9 V_FIO2_2 After replacing the bypass valve it is necessary to set the calibration class stated on new bypass valve see Service Mode chapter Test Step 15 and to transfer it to th rear panel new label After replacing the expiratory valve it is necessary to set the calibration class stated the new expiratory valve see Service Mode chapter Test Step 15 and to transfer the rear panel new label ...

Страница 296: ... a l u s e o n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 4 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Read the following information before replacing the EEPROM ...

Страница 297: ...ng the operator control panel Remove EEPROM D40 from the Control PCB Removing the EEPROM The information stored in the EEPROM includes operating hours software options a SW 1 01 device ID as of SW 1 01 language version volume contrast baud rat and measured value display This information must be read out and written down be replacing the EEPROM X 2 0 X 2 Jumper park position P o w e r p a c k P i e...

Страница 298: ...nit Setting the clock will generate a new device ID see also Error when updating from SW 1 00 1 10 under chapter Repair Information Error Events Switch unit off and on again The unit should not generate any device malfunction Settings recently made should be avail The operating hours should have the same status as before replacement of the EEPROM Sh O2 alarms be generated you need to calibrate O2 ...

Страница 299: ... Note Replacement of EEPROM on Control PCB Please send me the release codes for the following options Enter options available before replacement of EEPROM here Address Fax 49 451 882 4089 Phone 49 451 882 4646 E mail helptobreath draeger com If release codes are available activate BIPAP and Autoflow options by entering the codes in the fourth page of the Config menu Switch unit off and on again Ch...

Страница 300: ...pair Procedure Savina Version 2 0 Read the following information before replacing the Control PCB Switch off the unit Open the unit see Opening the operator control panel Write down the connector pin assignment see also Fig 8 View Control PCB under Schematics and Diagrams Remove the Control PCB Error when updating from SW 1 00 to 1 10 Download ...

Страница 301: ... 8 0 1 A B C Dräger Medizintechnik GmbH Repair Procedure Savina Version 2 0 Remove EEPROM and RTC from old Control PCB and install on new Control PCB Mount the new Control PCB Assemble the unit Install new software if applicable Perform the safety check and functional check as per the Test Certificate ...

Страница 302: ...k GmbH Software Download Savina Version 2 0 RS232 extension 9 pin Sub D female on 9 pin Sub D male connector length 3 m with se coding part number 79 01 808 RS232 extension RxD and TxD crossed 9 pin Sub D female on 9 pin Sub D male connec length 0 15 m with service coding part number 79 01 888 Service PC with Windows 95 or Windows NT ...

Страница 303: ...or Windows These restrictions do not apply to version 8 n however Windows 95 requires at least version 8 n of service software 79 01 831 Under Windows NT the screensaver must be deactivated otherwise the software of medical equipment could be damaged during downloading Deactivate the screensaver under NT4 as follows Right click on your desktop and select Properties Click on the Screensaver tab a s...

Страница 304: ...adapter Switch on the PC The optional BIPAP and Autoflow functions will be lost when updating the softwa from SW 1 00 to SW 1 10 or from SW 1 01 to SW 1 10 They must be reactivat entering the release number release code See also Error when updating from SW 1 00 to 1 10 or SW 1 01 to 1 10 update procedure in chapter Repair Information E Events The software cannot be loaded with a normal RS232 cable...

Страница 305: ...mbH Software Download Savina Version 2 0 Start the Service program Choose Download Choose Install new device software if the latest software release is not yet installed on t PC Insert the floppy disk with the Savina program in the A drive Choose Install Select the medical equipment software Savina Ver XX XX Confirm the following prompt ...

Страница 306: ...ith its own operating system When communication has been established between the PC and the Savina the color of the changes from yellow to green Then a box appears displaying contract terms Confirm the disclaimer with yes Connected to Savina is displayed Switch off Savina Use the Up or Down arrow keys on the PC to select downloadrequest or type in downloadrequest Press Enter Press Enter to start t...

Страница 307: ...question is selected Press Enter The download is now executed Information on the download is displayed on the PC screen entire download takes around 15 minutes and is concluded when the following message app on the PC screen Exit the program on the PC with Esc Cut the connection between the PC and Savina Selected ID number Description X XA XN DLD SW Front X XB XM DLD SW Master Result Transfer of r...

Страница 308: ...on 2 0 Switch on Savina Press the Standby key 1 Remove the fuse for the internal battery see Fig 17 in the maintenance procedure section 2 Cut the power supply to the Savina 3 Restore the power supply to the Savina 4 Re insert the fuse for the internal rechargeable battery 5 Switch on Savina The Savina starts up with its own operating system No error messages must appear ...

Страница 309: ... time are not affected by the download because they are stored in real time clock on the Control PCB A supply failure during the download could destroy the initial program loader on the relevant PCB The software must then be downloaded with the hardware oriented interface see Bootstrap download If the download will not start check the RS232 cable and or make sure you have sele the correct COM port...

Страница 310: ...räger Medizintechnik GmbH Software Download Savina Version 2 0 The software only needs to be downloaded with the hardware oriented interface bootstrap download when the initial program loader on the PCBs has been destroyed by a power failure during the download Before opening the unit observe the following warnings ...

Страница 311: ...äger Medizintechnik GmbH Software Download Savina Version 2 0 Service PC with Windows 95 or Windows NT Bootstrap Download service program part number 79 10 697 Savina bootstrap cable part number 79 10 951 RS232 extension with service coding part number 79 01 808 RS232 adapter with service coding part number 79 01 888 ...

Страница 312: ...avina to the RS232 adapter Interconnect the RS232 extension and the RS232 adapter Install the Bootstrap Download service program on the PC Under Windows NT the screensaver must be deactivated otherwise the software of medical equipment could be damaged during downloading The software cannot be loaded with a normal RS232 cable Pins 1 and 9 must be connected to a 10 kΩ resistor to enable the Control...

Страница 313: ...d Savina Version 2 0 Start the bootstrap download program From the Settings Preselected COM Ports menu select the correct COM port From the Settings Device menu select Savina Under the Bootstrap Files Boot menu enter the path of the boot s file Under the Bootstrap Files Dlbs menu enter the path of the dlbs s file The files are located on the download floppy ...

Страница 314: ... file Switch off Savina Cut all the power to the Savina Pull the power plug Remove the fuse for the external battery see also Fig 17 in the maintenance procedure section Cut any power from an external battery or from the on board power supply Open the Savina operator control panel see also Opening the operator control panel Repair procedure section Plug a jumper onto pins 5 and 6 of connector X14 ...

Страница 315: ...n 2 0 Plug the power plug into the mains socket outlet Switch on Savina Savinagenerates audible alarm In the bootstrap download program choose Start Switch off Savina The audible alarm should stop The display should be bright The following window appears On completion the above window shows COM1 Ready Front 100 In the bootstrap download program choose Close all COM PORTS ...

Страница 316: ...on 2 0 On the Control PCB remove connector X71 View Control PCB in the Schematics and Diagrams section Connect the Savina bootstrap cable to connector X71 and the multiple socket outlet X71 o Control PCB In the bootstrap download program choose Start If the following error occurs proceed as follows Otherwise continue with Data transfer takes about 10 minutes on page 317 ...

Страница 317: ...ection Cut any power from an external battery or from the on board power supply After a short time reconnect the power plug Switch on Savina Savinagenerates audible alarm In the bootstrap download program choose Start Switch off Savina Data transfer takes about 10 minutes As soon as the data transfer is complete Pull the power plug Remove the Savina bootstrap cable Unplug the jumpers from pins 5 a...

Страница 318: ...m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Software Download Savina Version 2 0 Assemble Savina Insert the fuse of the external battery and restore any power feed from an external battery from the on board power supply Perform the safety check and functional check as per the Test Certificate ...

Страница 319: ... it no reflects the latest version An updated version should be installed when th next repair work or inspection takes place current This software is both approved and the most current version approved This software is approved but not a current version Conversion is onl necessary if improvements are desired not approved This software version is not approved in a specific country or region thus NO...

Страница 320: ... n l y C o p y r i g h t r e s e r v e d R 5 6 6 4 9 0 0 T 0 6 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Software Versions Savina Version 2 0 1 96 Version for handling test The SW does not contain the full functions as th SW ...

Страница 321: ...stseriesSWforSavina Improvements to SW 1 96 New Instructions for Use Oxygenation for bronchial suction is new Drug nebulizer function is available AutoFlow function is new Improved O2 calibration Only parameter FlowAcc available now parameter Ramp is no longer available Medibus log at serial interface now available Parameter VT as of 50 mL adjustable Internal service mode now available ...

Страница 322: ... be extended The SW has been adapted to component tolerances on the Control PCB 1 10 Generation of a device identification number device ID by initial setting date and time Handling of optional BIPAP and Autoflow functions implemented by ent a release code Internal service mode has been adapted New languages added Japanese Russian Greek Romanian Differentiation between the following alarms has bee...

Страница 323: ... r i g h t r e s e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 Front view Savina Membrane keypad Control knob Inspiratory port Flow sensor Expiration Expiratory valve ...

Страница 324: ...e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 Front view with front panel and Control PCB folded away Fan Control PCB Display Front Panel PCB Power pack Motor Commutator PCB with fuse ...

Страница 325: ...A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 Rear view of Savina I 0 1 2 3 4 5 6 7 8 Fig 3 Rear view of Savina 1 MEDIBUS interface 5 Mains connection 2 Nursecall 6 Directv socket 3 Powerswitch 7 Ground 4 Fuse of rechargeable batteries 8 Oxyge concentrato connection yet available ...

Страница 326: ...0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 Rear view of Savina with rear panel removed Micro filter F1 O2 Valve PCB Rechargeable batteries Bypass valve V1 O2 sensor port S3 2 with restrictor R6 Cooler Blower Valve block Volume Power pack ...

Страница 327: ...e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 Rear view with micro filter and its housing removed Flow sensor inspiration S2 O2 Diaphragm PCB Valve block V5 nebulizer V4 O2 sensor S3 1 ...

Страница 328: ...6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 2 View 1 O2 Valve PCB X1 X2 X3 X4 S6 S5 To Control PCB To valve block To O2 calibration valve To nebulizer valve Absolute pressure sensor O2 pressure sensor T2 T9 T7 ...

Страница 329: ... n a l u s e o n l y C o p y r i g h t r e s e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 View 2 O2 Valve PCB S7 Absolute pressure sensor ...

Страница 330: ...a s u r e m e n t P i n 7 8 a s o f 0 8 0 0 J u m p e r p a r k p o s i t i o n J u m p e r p a r k p o s i t i o n Bypass valve Motor electronics setpoint Expiratory valve Power pack DC outputs Power pack charging management Piezo Power pack III X12 Power switch Motor electronics III DC on board supply cable or Battery Battery Exp block Valve drive Valve drive Feedback pressure source Motor Contr...

Страница 331: ...e s e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 View 1 Front Panel PCB 1 1 X1 X4 X2A X2B X3 X5 To keys To loudspeaker Display backlighting To LEDs To Control PCB To control knob ...

Страница 332: ...o r i n t e r n a l u s e o n l y C o p y r i g h t r e s e r v e d K 5 6 6 4 9 0 0 D 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2 0 View 2 Front Panel PCB ...

Страница 333: ...2 0 2 O2 Diaphragm PCB 1 C 1 Z 1 Z 2 C 1 0 X 4 2 R9 R16 C 5 R19 C11 C2 C4 C3 V1 R 1 3 R14 R17 N1 C12 R23 R24 R29 C9 R 2 5 R1 R5 R10 R7 R11 R3 R4 R8 R12 N3 N2 C 8 R 6 R 4 8 R 1 5 R 2 C 7 X 3 V 2 R 3 2 C 1 5 R22 R 2 0 R 1 8 C 6 C13 C14 R 2 1 R26 R30 R33 R 3 1 R 3 4 R27 R28 To the Control PCB R52 X1 X2 R53 R49 R50 R51 To O2 Sensor 2 To O2 Sensor 1 To the NTC in the inspiration block ...

Страница 334: ...1 S3 2 R6 V1 SD2 F4 S1 D2 D4 D1 V9 V8 V6 1 S4 1 S4 2 V6 2 E P V6 3 S4 3 E P P E E O2 O2 E E E E P P P S6 S3 1 R5 1 R5 8 V7 1 V7 8 V4 NO NC C R2 R4 R3 V5 S5 DR1 F2 S7 D5 R1 S2 V3 D3 V V NO NC C NO NC C NO NC C AIR O2 oxygen concentrator O2 compressed gas mixing chamber cooler humidifier nebulizer drawer unit inspiration block pressure measuring block patient system valve block flow control block bl...

Страница 335: ...b r o w n H o s e 2 x 1 S i b l u e H o s e 2 x 1 S i r e d H o s e 2 x 1 5 S i n a t u r a l H o s e 1 2 x 3 S i n a t u r a l 220 Insp block 230 1 2 0 R1 2 2 0 Pressure measuring block TSI hose 20 O2 sensor mount Exp block Return line pressure source R6 Volume Pressure regulator R3 140 135 150 O2 valve block 110 2 0 5 3 2 1 Neb 480 7 0 1 0 0 50 120 O2 1 O2 2 600 Only available in the first batch...

Страница 336: ...the following applications Intensive care unit Recovery room Secondary transportation from hospital to hospital Patient transfer within the hospital Transfer flights Savina generates the compressed air for ventilation with a blower which means Savina is ventilate without any connection of compressed air or oxygen A controllable valve is switche parallel with the blower to regulate the pre set vent...

Страница 337: ... is connected to Savina the oxygen concentration of the ventilatory gas can be precis metered The oxygen concentration is then metered internally with sensors the associated electronics and a bank of valves Savina has the following monitoring Measurement of the airway pressure Paw Measurement of the expiratory minute volume MV Measurement of the inspiratory O2 concentration FiO2 Measurement of the...

Страница 338: ... Version 2 0 Savina consists of the electronics the operator control unit and the pneumatic system containing the following principal components Power pack Control PCB Motor Commutation PCB O2 Valve PCB O2 Diaphragm PCB Fan Front Panel PCB Display Membrane keypad Control knob Drawer unit Valve block Inspiration block Pressure measuring uni Patient system Flow sensors ...

Страница 339: ...bsolute pressure measurement S6 S7 switching valve nebulizer V5 supply pressure sensor O2 S5 O2 flow control valves V7 1 toV7 8 O2 Valve PCB switching valve O2 calibration V4 O2 sensors S3 1 S3 2 internal tem perature sensor inspiratory flow sensor S1 expiratory flow sensor S2 O2 Diaphragm PCB valve block pressure measurement block V6 1 S4 1 V6 2 S4 2 V6 3 S4 3 expiratory valve V3 emergency vent v...

Страница 340: ... alternating voltage is made by a power cable The connection for the external rechargeable battery or the external on board power supply is made by a coded plug The power pack actuates the three Mains power External battery or on board power supp and Internal battery LEDs The LEDs are mounted on the membrane keypad of the operato control and indicate the current operating status Savina includes 2 ...

Страница 341: ... V 24 V 48 V The output voltages are short circuit proof and stable at no load The output voltages are generated according to the following priority dependent on the voltages Inputvoltage Priority Action AC voltage 1 Chargeexternaland internalbatteries andmaintain thec External on board power supply 2 Charge internal batteries and maintain the charge External battery batteries 3 Maintain the charg...

Страница 342: ... g h t r e s e r v e d F 5 6 6 4 9 0 0 T 0 1 f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Function Description Savina Version 2 0 The fan cools the power pack The heated air removes excess oxygen from the control unit a warms the patient system ...

Страница 343: ...able non volatile d The EEPROM of the master stores the calibration data of the sensors fan etc The EEPROM the front processor stores safety parameters settings such as contrast sound volume etc as as a backup copy of the operating hours The EEPROM of the front processor is plugged in if the board needs to be replaced must be mounted on the new board The board is provided with a real time clock wh...

Страница 344: ...nction Description Savina Version 2 0 The Control PCB contains the following functions Processing of the signals from the sensors O2 flow pressure temperature Control of the blower and valves Monitoring of the unit functions and the supply voltages Actuation of the displays Keypad interpretation Delivery of the internal and external interfaces ...

Страница 345: ... bypass valve real time clock drivers display control displays keypad fan fan control with identification blower blower control sensors signal processing drivers analog switch voltage monitoring nurse call AWT 01 MEDIBUS RS 232 Power switch contacts power failure alarm signal generator Goldcap capacitor temperature hybrid electrical isolation Control PCB Pneumatics operator control panel power pac...

Страница 346: ...The 48 V on the Motor Commutation PCB are protected with a fuse 6 3AT The input voltage range of the Motor Commutation PCB is 12 to 52 5 V The rotation speed by the Control PCB The control voltage for the rotation speed is 0 to 4 75 V corresponding rotation speed of 0 to 12 500 rpm The rotation speed range is 300 to 12 500 rpm The Motor Commutation PCB delivers the actual rotation speed signal to ...

Страница 347: ... f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Function Description Savina Version 2 0 Block diagram of the Motor Commutation PCB 48 V supply voltage blower motor Control PCB Motor Commutator PCB blower power pack desired value rotation speed signal 0 to 4 75 V actual rotation speed signal ...

Страница 348: ...lve and the actuat the valve block The signals from the pressure sensors are amplified and passed to the Control PCB Th voltage supply to the pressure sensors is generated on the O2 Valve PCB The valves in the valve bank the O2 calibrating valve and the nebulizer valve can be operate individually by an electronic switch They are actuated by the Control PCB Block diagram of the O2 Valve PCB 5 V 15 ...

Страница 349: ...uired to compensate for the temperature sensitive O2 measurements The calibration data from the sensors are stored on the Control PCB in an EEPROM The referen voltage of the O2 sensors is generated from the voltage of the rechargeable batteries and so also available when the unit is switched off The operating voltages of the O2 Diaphragm PCB are 5 V and 15 V Block diagram of the O2 Diaphragm PCB 5...

Страница 350: ...escription Savina Version 2 0 The fan takes in ambient air through the cooler of the blower and cools the blower The air flo also removes excessive oxygen from the device The voltage supply to the fan is 24 V The rotation speed of the fan is controlled by the Control PCB Fan control Supply voltage Speed signal Sensor supply voltage GND Specified speed ...

Страница 351: ...n Description Savina Version 2 0 The operator control panel is the interface between the unit and the user It is used to enter a display the ventilation parameters Operator control panel block V6 1 S4 1 V6 2 S4 2 V6 3 S4 3 operator control panel Front Panel PCB display membrane keypad control knob loudspeaker 7 segment displays DC AC converter fan ...

Страница 352: ... parameters drivers for the key LEDs the drivers for interpretation of the keys and the shaft encoder voltage generator for backlighting of the display The voltage generation for the backlighting ca switched on and off from the Control PCB Block diagram of the Front Panel PCB 5 V 5 V AC DC Control PCB 7 segment displays operating status LEDs key LEDs control knob backlighting display keys Front Pa...

Страница 353: ...tuate the Control PCB the display backlighting is actuated by the Front Panel PCB The displa resolution is 240 x 128 pixels The voltage supply is 5 V and 15 V The membrane keypad contains the keys with associated LEDs to operate Savina The control knob is used to set and confirm changeable ventilation parameters The control k transmits square signals to the Front Panel PCB as it rotates and the si...

Страница 354: ...S3 2 R6 V1 SD2 F4 S1 D2 D4 D1 V9 V8 V6 1 S4 1 S4 2 V6 2 E P V6 3 S4 3 E P P E E O2 O2 E E E E P P P S6 S3 1 R5 1 R5 8 V7 1 V7 8 V4 NO NC C R2 R4 R3 V5 S5 DR1 F2 S7 D5 R1 S2 V3 D3 V V NO NC C NO NC C NO NC C AIR O2 oxygen concentrator O2 compressed gas mixing chamber cooler humidifier nebulizer drawer unit inspiration block pressure measuring block patient system valve block flow control block blow...

Страница 355: ...ter AIR F2 Filter O 2 F4 Filterforinspiratoryflowsensor SD1 Suctionsoundmuffler SD2 Muffler DR1 Oxygenpressurereducer Blower Blowerandmotor Cooler Cooler Injector Injector V1 Bypass valve V3 Expiratory valve V4 Switchingvalve oxygencompensation V5 Switchingvalve nebulizer V6 1 Calibrationvalve expiratoryairwaypressuresensor locatedinins branch V6 2 Calibrationvalve inspiratoryairwaypressuresensor ...

Страница 356: ...valve tooperate thepneumatic emergenc valve V9 Pneumaticemergencyventvalve S1 Inspiratoryflowsensor S2 Expiratoryflowsensor S3 1 Oxygensensor1 S3 2 Oxygensensor2 S4 1 Expiratory airway pressure sensor located in inspiratory branch S4 2 Inspiratory airway pressure sensor located in expiratory branch S4 3 Inspiratory airway pressuresensor The airwaypressure sensorre the blower Only available in the ...

Страница 357: ...spiratorynon returnvalve D5 Non returnvalve flushflow D6 Non returnvalve oxygenport 1 R1 Flushflowcontrolvalve 0 1 L minat30 mbar R2 O2 calibration restrictor 0 1 L min integrated in valve block R3 Restrictor for O 2 measurement 0 2 L min at 30 mbar sensor 3 1 R4 Restrictorfornebulizer 10 L min integratedinvalveblock R5 1 R5 8 Restrictors for oxygen flow control R6 Restrictor for O 2 measurement 0...

Страница 358: ...ncipal components rather th giving a detailed description of the components themselves The blower draws ambient air through an ambient air filter F1 into a mixing chamber The blo compresses the gas to a positive pressure of max 140 mbar at a flow rate of up to 180 L mi blower is run at constant rotation speed that is the speed is not varied in the course of a The inspiratory pressure is regulated ...

Страница 359: ...ture down to a permissible range A fan blows co air onto the surface of the cooler to dissipate the heat from the cooler Expiration occurs via a directly operated valve V3 The expiratory valve has two functions Controls the PEEP during expiration Closes the breathing system during inspiration In order to be able to ventilate with an increased O2 concentration the unit must be supplied 2 7 to 6 0 b...

Страница 360: ...he patient can breathe spontaneously from th ambient air in case of a fault The emergency vent valve V9 relieves the pressure in the breathing system in a case of expir stenosis if the pressure cannot be relieved through the expiratory valve The pilot valve operates the emergency vent valve V9 The drug nebulizer is operated with 100 O2 The supply pressure regulator DR1 ensures w widely varying sup...

Страница 361: ...ion Absolute pressure sensor S7 monitors sensor Sensor S3 1 delivers the signal for the displayed value FiO2 and the signal for control of the inspiratory O2 concentration Sensor S3 2 monitors sensor S3 1 The pressure sensor S4 1 measures the pressure in the inspiratory branch The sensor signa conjunction with the expiratory pressure sensor S4 2 measures controls and monitors the a pressure The ai...

Страница 362: ...operate the oxygen flow control valv V7 1 to V7 8 to control the mandatory breaths and to monitor the functions of the unit The se includes a temperature measurement function to measure the inspiratory gas temperature Flow sensor S2 measures the flow via the expiratory valve to the outlet The flow sensor use the Spirolog sensor from the Evita series temperature compensated hot wire flowmeter with ...

Страница 363: ... o p y r i g h t r e s e r v e d U 5 6 6 4 9 0 0 T X X f m 2 7 0 8 0 1 A B C Dräger Medizintechnik GmbH Conversion Instructions Savina Version 3 0 Conversion kit software 1 0 Savina 84 14 110 Conversion kit software 1 11 Savina 84 14 538 ...

Страница 364: ...08 Fan Pin assignment 289 Front Panel PCB Function 352 Pin assignment 331 Front view unit closed 325 Front view unit connected Front view unit open 324 Maintenance Procedure Blower unit Filter and sealing ring O2 compressed gas inlet Internal batteries O2 pressure reducer Real time clock Monitoring Monitoring of actuators Monitoring of central system Monitoring of sensors Motor Commutation PCB Fun...

Страница 365: ...n assignment Control PCB 330 Fan 289 Front Panel PCB 331 Motor Commutation PCB 288 O2 Diaphragm PCB 333 O2 Valve PCB 328 Pneumatic diagram 354 Pneumatic system Function 358 Power pack Function 340 Principal components 338 Service Mode Internal Service Mode 74 PC Service Mode 101 Service Strategy Supply voltages Measuring Tubing diagram Savina Ventilation monitoring Views Control PCB Front Panel PC...

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