hit counter script
GE Centiva/5 Plus Technical Reference Manual
  1. Manuals
  2. Brands
  3. GE Manuals
  4. Medical Equipment
  5. Centiva/5 Plus
  6. Technical reference manual

GE Centiva/5 Plus Technical Reference Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
GE Healthcare
Centiva/5 Plus
Technical Reference Manual

Advertisement

Table of Contents
loading

Related Manuals for GE Centiva/5 Plus

Summary of Contents for GE Centiva/5 Plus

  • Page 1 GE Healthcare Centiva/5 Plus Technical Reference Manual...
  • Page 2 AAA X 1234 The X represents a number indicating the year the product was manufactured; 4 = 2004, 5 = 2005, etc. TRM Centiva/5 plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 3: Table Of Contents

    4-24 4.7.6 Airway pressure sensor calibration 4-28 4.7.7 Overpressure relief valve calibration 4-30 4.7.8 Battery charging voltage calibration 4-31 4.8 Battery test 4-32 4.9 Diagnostic test 4-34 See next page for more TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 4 7.9.1 Remove back-up battery 7-29 7.9.2 Repair expiratory valve 7-30 7.9.3 Replace expiratory valve locking assembly 7-31 7.9.4 Repair inspiratory connection 7-32 7.9.5 Replace O2 sensor 7-33 See next page for more TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 5 9.5 Tubes and connectors 9.6 List of fuses 9-11 9.7 Screw connectors 9-12 9.8 Accepted ranges 9-13 9.9 Sensor data ranges 9-14 9.10 Serial data transfer 9-15 See next page for more TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 6 10.2.1 Access to optionalization mode 10-10 10.2.2 Optionalization modality 10-11 10.2.3 Exit optionalization mode 10-13 11 Optional accessories 11.1 External battery pack 11-2 11.2 Carts 11-3 11.3 Compressor 11-4 11.4 Support arm 11-5 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 7: Introduction

    1.1.1 Software and hardware revision 1.2 Standard service procedures 1.2.1 User Reference Manual 1.2.2 Ventilator tests 1.3 Symbols used in this manual or on the equipment 1.4 Abbreviations used in this manual or on the equipment TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 8: What This Manual Includes

    = current base software release p = current patch number of software release (bug fixing level) The hardware revision code “o / r” identifies: o = front panel hardware revision r = main engine hardware revision. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 9: Standard Service Procedures

    1.2 Standard service procedures 1.2.1 User Reference You must have, and be familiar with, the user reference manual for this product. Study the Centiva/5 Plus CC ventilator user reference manual if you need further Manual information about the operation of the system.

  • Page 10: Symbols Used In This Manual Or On The Equipment

    Right turn ComWheel to increase value Rotate ComWheel to change value Push ComWheel to confirm selection (ENTER) AC line supply active DC supply active Internal battery supply active Battery: 23 min. Nebulizer active Blue frame selection TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 11 Medical Devices when they are used as specified in their Operation and Maintenance Manuals. The “xxxx” is the certification number of the Notified Body xxxx used by the manufacturer’s Quality Systems. Attention, refer to product instructions, EN/IEC 60601-1 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 12: Abbreviations Used In This Manual Or On The Equipment

    Ramp time between PEEP level and PS pressure level, setting Time window Trigger time window, setting T-Insp Inspiration time, setting Inspiration time, calculated Expiration time, calculated Inspiratory pause time in % of inspiration time, calculated Time in general TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 13 AIR gas supply input with a pressure range of 40 … 80 PSI 24V/3A DC DC supply input with a voltage of 24 V and a maximum current of 3 A Serial Port Connection for serial data transfer TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 14 1 Introduction Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 15 Theory of operation In this section 2.1 General description 2.2 Centiva/5 Plus CC ventilator features 2.2.1 Safety features 2.3 Centiva/5 Plus CC ventilator main assemblies 2.4 Electrical components 2.5 Pneumatic components 2-12 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 16: Theory Of Operation

    2 Theory of operation 2.1 General description The Centiva/5 Plus CC ventilator is a microprocessor based, electronically controlled, pneumatically driven ventilator with built-in monitoring capabilities for • Inspired oxygen concentration • Airway pressure • Airway flow • Exhaled volume. The ventilator is intended to be used: •...

  • Page 17: Centiva/5 Plus Cc Ventilator Features

    PC or Laptop for downloading trend and event data • Additional hardware components for future options • Configuration screen to customize Centiva/5 Plus to customer needs • Multilanguage onboard software • Touch screen capability •...

  • Page 18: Centiva/5 Plus Cc Ventilator Main Assemblies

    2 Theory of operation 2.3 Centiva/5 Plus CC ventilator main assemblies The Centiva/5 Plus CC ventilator has three (3) user accessible main assemblies The main engine • The control panel • The expiration valve • The user can separate these three assemblies without using any tools.

  • Page 19: Electrical Components

    2 Theory of operation 2.4 Electrical components The Centiva/5 Plus electrical components are described in the following in order of Power supply Main engine Control panel. On the next page an overview diagram shows all electrical components in one diagram.
  • Page 20 2 Theory of operation TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 21 The priority in power supply is defined as Power supply priorities # 1, AC line supply # 2, DC main supply # 3, back up battery supply TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 22 Micro B talks to the watchdog system (EB S02 on PC board B, enabling micro A to Safety react in case of a malfunction of micro B and to allow the watchdog to shut down the system. The watchdog has access to the audible alarm too. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 23 B to shut down the system. Graphic display of data in the VGA screen (EA 9) is performed via a DCU graphic Graphic display board (EA 8). TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 24 A fuel cell type O2 sensor (EB S20) measures the inspiratory O2 concentration and O2 sensor reports to micro B. Calibration is semi automatic. A solenoid valve operates as an over pressure relief valve (EB S25) controlled by Over pressure relief valve micro B. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-10...
  • Page 25 That is why successfully performing five (5) system test is necessary for rewriting of all storage levels after replacing PC board A or B. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-11...

  • Page 26: Pneumatic Components

    2 Theory of operation 2.5 Pneumatic components The Centiva/5 Plus’s pneumatic components are described in the following. On the next page an overview diagram shows all pneumatic components in one diagram. Most of the components are located on the pneumatic assembly.
  • Page 27 2 Theory of operation TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-13...
  • Page 28 The airway pressure within the breathing system is measured by the airway Airway pressure pressure sensor (EB M11). The offset valve (P 22) allows zeroing the pressure sensor (pneumatically) for online offset calibration. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-14...
  • Page 29 Exp. flow pressure sensor (EB E01. The offset valve (P 28) allows zeroing the pressure sensor (pneumatically) for online offset calibration. The second port of the differential pressure is ambient. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-15...
  • Page 30 2 Theory of operation Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 2-16...

  • Page 31: Post-Service Checkout

    Post-service Checkout In this section 3.1 Post-service checkout TRM, Centiva/5 Plus, M1047448 CM-922026, rev. 3.50.a of 11/05...
  • Page 32 Test lung test (section 4.2) • WARNING You must perform all post-service checks after maintenance or service of the Centiva/5 Plus CC Ventilator. Failure to do so may result in patient injury. WARNING All components and accessories must be connected correctly. All hoses and cables must be properly connected before returning the ventilator to clinical use.
  • Page 33 3.5 Verify line power supply fuse to match with selected voltage Remarks: Recharge back up battery after test !! Device meets requirements Repair required Test equipment used: Ser. No.: Test facility: Date: Tester: TRM, Centiva/5 Plus, M1047448/CM-920026, rev. 3.50.a of 11/05...
  • Page 34 3 Post service check out Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 35: Tests And Calibrations

    4.7.5 Expiratory flow sensor calibration 4-24 4.7.6 Airway pressure sensor calibration 4-28 4.7.7 Overpressure relief valve calibration 4-30 4.7.8 Battery charging voltage calibration 4-31 4.8 Battery test 4-32 4.9 Diagnostic test 4-34 TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 36: System Test

    4 Test and calibration 4.1 Self tests The Centiva/5 Plus CC ventilator software includes self tests that determine if the operating software is functioning properly and if the electronic and pneumatic circuits are functional. The self test includes: Power-up test •...
  • Page 37 Test active, wait for 40 secs. AIR flow sensor • Nebulizer gas • supply Pressure • sensors Expiration valve • Adult Safety valves • Exp. flow sensor • sensor • Back up battery capacity • TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...
  • Page 38 SW 3.nn.p HW 0/r ventilator will display the System test measured data in the screen. System test OK. To start ventilation <Enter> Compliance ml/cmH2O Resistance cmH2O/L/s Leakage ml/min Nebulizer flow L/min Adult TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 39 (stored in the EEPROM) is used for compensation, if the user activates the nebulizer function later. Because of this measurement capability Centiva/5 Plus is able to learn the particular jet nebulizer type, used by this user or hospital. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 40: In-Operation Test

    4 Test and calibration 4.1.3 In-operation test During operation the Centiva/5 Plus CC ventilator continuously checks the following safety relevant functions and parameters: Inspiratory flow sensors • Expiratory flow sensor • Inspiratory pressure sensor • O2 sensor • AIR gas supply •...

  • Page 41: Test Lung Test

    The Test lung test is used to verify the overall functionality of the ventilator and to observe the results of the continuous in-operation tests. The power-up test and the system test of the Centiva/5 Plus CC ventilator verify all safety relevant functions. Perform the power-up test and the system test with a standard disposable...
  • Page 42 O2-I min = 45 % • Test lung alarm Using the default ventilator and alarm settings will automatically cause an MV min alarm. Thus, the visual and audible alarm system will be checked. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 43 This software revision has BTPS correction. Using a test lunge will cause a constant Note deviation of the measured volume of –2 %. To ease servicing this BTPS correction is not active when in service mode. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 44: Service Mode

    Calibrate O2 sensor Align The system will display the following screen: touch screen Ensure silver exp. valve is in place Retain Body weight 55 kg trend data Adult Pediatric Newborn Enter TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-10...
  • Page 45 O2 flow ON = O2 supply pressure OK b. O2 flow OFF = O2 supply pressure below 2.2 bar (32 PSI) 5. O2 concentr. = inspiratory O concentration measurement. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-11...
  • Page 46 The service mode displays the following PEEP valve data (Exp. valve): 19. G = gain value 20. GR = gain value corrected 21. O = offset value 22. OR = offset value corrected 23. K = correction factor TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-12...

  • Page 47: Service Mode Check

    13. Verify proper Airway pressure function by selecting “Pressure” and increasing the pressure setting by use of the ComWheel. 14. Verify proper O concentration while changing Air and O2 flows. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-13...

  • Page 48: Software And Hardware Revision

    4 Test and calibration 4.5 Software and hardware revision The Centiva/5 Plus CC ventilator’s software is stored in two (2) independent EPROM: The A EPROM is located on the control panel board (PC board A) • The B EPROM is located on the main board (PC board B).

  • Page 49: Ventilator "On-Time

    4 Test and calibration 4.6 Ventilator “on-time” The Centiva/5 Plus CC ventilator’s software stores two “on times”. Power-on time • Operation time. • The power-on time recognizes the total time that the system is connected to line power supply AND is switched ON, no matter in what mode.

  • Page 50: Calibrations

    Important note Rated values may vary with software revisions. Always allow the Centiva/5 Plus to warm up for at least 15 minutes prior to any Important note calibration procedure. All software revisions have BTPS correction in operation mode. To ease servicing BTPS correction note this BTPS correction is not active when in service mode.

  • Page 51: Sensor Calibration

    4 Test and calibration 4.7.1 O sensor The Centiva/5 Plus CC ventilator performs an automatic calibration of the O sensor during the O calibration routine. This routine requires an O2 gas supply. calibration The calibration routine performs the 100% (gain) calibration only.
  • Page 52 After performing an O2 calibration, flush the system with AIR. This will avoid possible misinterpretations of the FiO2 measurement, caused by high concentrations of O2 within the internal tubes and pneumatic components. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-18...

  • Page 53: Location Of Calibration Points

    The calibration point for the charger voltage is located below the relays. The calibration points are circled on the following drawing: TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-19...

  • Page 54: Air Flow Calibration

    “Rated” value ± 50 digits. 15. If not, readjust the “Zero” for the AIR flow sensor with R 316 on the main board B to read “Rated” value ± 10 digits. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-20...
  • Page 55 Best results for linearity match with all three test flows are received when initially Note the “Gain” is adjusted at 30 l/min value of step 16. to read 29.8 L/min on the external flow meter device. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-21...

  • Page 56: O 2 Flow Calibration

    “Rated” value ± 50 digits. 15. If not, readjust the “Zero” for the O2 flow sensor with R 306 on the main board B to read the “Rated” value ± 10 digits. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-22...
  • Page 57 Best results for linearity match with all three test flows are received when initially the “Gain” is adjusted at 30 l/min value of step 16. to read 29.8 L/min on the Note external flow meter device. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-23...

  • Page 58: Expiratory Flow Sensor Calibration

    R 336 on the main board to read the “Rated” value ± 10 digits. Verify the AIR flow has been calibrated according to 4.7.3. before performing the expiratory flow gain calibration. Note TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-24...
  • Page 59 R 336 on the main board to read the “Rated” value ± 10 digits. 24. Use the ComWheel to increase the AIR flow to read 10 L/min on the “AIR flow” “rated” line. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-25...
  • Page 60 34. Perform a system test to verify proper operation of the valve assembly. Note For Centiva/5 NB (newborn extension) use always the silver Adult / Pediatric (standard) expiration valve with the according “Service “ flow screen to perform expiration flow sensor calibration TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-26...
  • Page 61 - 7.00 % to – 7.99 % 32.3 10.8 64.5 - 8.00 % to – 8.99 % 32.6 10.9 65.1 - 9.00 % to – 9.99 % 32.9 11.0 65.7 TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-27...

  • Page 62: Airway Pressure Sensor Calibration

    14. Check the “Pat.Pressure” “Actual” to be at 0 ± 0.5 mbar: 15. If not, readjust the “Zero” for the Airway pressure sensor with R 326 on the main board to read 0 ± 0.1 mbar. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-28...
  • Page 63 0 ± 0.5 mbar. 23. If not, readjust the “Zero” for the Airway pressure sensor with R 326 on the main board to read 0 ± 0.1 mbar. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-29...

  • Page 64: Overpressure Relief Valve Calibration

    12. Check the “Pat.pressure” “Actual” to be at 75 ± 2 mbar. 13. If not, readjust the overpressure relief valve by turning the valve cap until “Pat.pressure” “Actual“ reads 75 ± 2 mbar. Turning clockwise increases pressure, counterclockwise lowers pressure. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-30...

  • Page 65: Battery Charging Voltage Calibration

    4 Test and calibration 4.7.8 Battery charging The internal battery is recharged whenever the Centiva/5 Plus CC ventilator is supplied by a main power supply (line power or 24 V DC external supply). To ensure voltage calibration proper recharging of the sealed lead acid battery, the charger’s maximum voltage needs to be adjusted whenever the battery is exchanged.

  • Page 66: Battery Test

    4 Test and calibration 4.8 Battery test The Centiva/5 Plus internal back up battery has an expected life time of 24 months under standard operation conditions (10 to 35°C). After 24 months this battery needs replacement. Note When system is operated in extended temperature areas (10 to 40°C), such as burn units, the expected life time is reduced and battery needs replacement after 12 months.
  • Page 67 The main aspect in that refreshing process is to empty the battery down to her lowest accepted level, which is controlled by the Centiva/5 Plus’s power management, and fully charge afterwards. 10. Perform the discharging and recharging process, as described in the battery test procedure above, for three times in a row.
  • Page 68 4 Test and calibration 4.9 Diagnostic tests The Centiva/5 Plus CC ventilator software has diagnostic tests built-in to ease servicing. When in service mode these diagnostic routines are active. Start the service mode and the system will display the following screen: Pat.
  • Page 69 5 to 48 °C. “OK” indicates proper locking of the expiratory valve. Drawer “< -- >” indicates properly unlocking of the expiratory valve. These data are used for manufacturing QM only. ExpValve TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05 4-35...
  • Page 70 4 Test and calibration Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 4-36...
  • Page 71 5.2 Alarms 5.3 Messages 5.3.1 Messages during power-up test 5.3.2 Messages during system test 5-14 5.3.3 Messages during O2 sensor calibration 5-25 5.3.4 Messages during operation 5-26 5.3.5 System shut down messages 5-29 TRM, Centiva/5 Plus,M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 72: Troubleshooting Instructions

    5 Troubleshooting 5.1 Troubleshooting instructions The Centiva/5 Plus CC ventilator software includes self test capability to identify problems or malfunctions of the system. However, some ventilator problems may not generate any message or alarm, even though the ventilator may not be functioning correctly.
  • Page 73 Pmin cmH2O ml/cmH2O 1/min unit Fi02 Rate Ramp P-Insp PEEP Trigg. Normal 1:2.0 screen 1/min cmH2O cmH2O cmH2O L/min While in operation, the messages will appear in the operation screen. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 74: Alarms

    PEEP) Inspiratory safety valve In all modes: Additional to the above: is closed If P > (P + 5 cmH Open inspiratory safety airway within 0.5 sec valve TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 75 If calculated MV over 61 If calculated MV < set seconds or over 10 breaths MV limit (0.5 – 50 (which ever is greater) > set L/min) MV limit (0.5 – 50 L/min) TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 76 29 V for more than 1 sec. “Battery low” High In all modes: High priority alarm In all modes: If sensed battery voltage < If sensed battery 22.5 V for more than 1 sec. voltage > 24 V TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 77 If FiO2 set < 1.0 If FiO2 set = 1.0 the AIR pressure < 29 PSI If the AIR pressure control switch (2 bar, 29 PSI) is closed If 0.5V < valve AIR < 11.5 V TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 78 If external 24 V DC supply supply or fails or restore external battery If external battery pack pack with fully charged voltage < 22.5 V one or supply system by AC line supply TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 79: Messages

    Line power supply fails Check line power supply, If line power supply is supply, check wall outlet, power cord, restored line power plug, primary fuses, line cord and fuse. switch and fuses on B board TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 80 Battery works OK be switched on! shut is not operable. replace battery, if Repeat test by down necessary. turning OFF and error If not successful, check ON again. battery and replace, if necessary TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-10...
  • Page 81 Or Expiration valve is not Or assemble expiration proper properly assembled valve properly and position. Or Expiration valve is not reinsert into valve lock properly inserted TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-11...
  • Page 82 EPROM is identified to main PCB down error identified on main PC board EPROM in socket and be OK. defective. replace B EPROM, if Repeat test necessary by turning OFF and ON again. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-12...
  • Page 83 PCB down error identified on panel PC board board A and Alarm system, be OK. defective. if necessary replace front Repeat test alarm system by turning ON and Off again. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-13...

  • Page 84: Messages During System Test

    O2 flow sensor signal sensor miscalibrated within proper offset miscalibrated range or defective, O2 flow sensor is defective measured repeat test by offset out of pushing <Enter> range. Repeat test by pressing <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-14...
  • Page 85 O2 flow valve problem Check O2 valve and Repeat test by oxygen valve identified replace pneumatic pushing <Enter> testing. Test assembly, if necessary takes too long, repeat test by pressing <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-15...
  • Page 86 Check assembly, if necessary AIR gas supply AIR gas supply pressure too repeat test by or repeat test high pushing <Enter> by pressing <Enter>. AIR valve seat dirty. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-16...
  • Page 87 PEEP membrane, if breathing necessary repeat test by A leak in the breathing circuit and pushing <Enter> expiration valve circuit for leaks. Press <Enter>. A leak in the expiration valve TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-17...
  • Page 88 Check the breathing circuit Seal leaks breathing exceeds 1.000 mL/min. for leaks circuit too high. repeat test by Leakage xxx pushing <Enter> mL/min. Check y-piece, breathing circuit and expiration valve for leaks Press <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-18...
  • Page 89 Check proper and check breathing assembly of circuit for kinked hoses or Proceed with system expiration valve components causing high test by pushing or repeat test by resistance <Enter> pressing <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-19...
  • Page 90 Caution Expiration flow sensor Replace B board Expiration flow offset valve offset valve problem offset valve does not react identified operates properly Repeat test by pressing Proceed with <Enter>. system test by pushing <Enter> TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-20...
  • Page 91 Newborn selection or recalibrate O2 cell ensure valve or recalibrate Air flow line matches or replace pneumatic selected patient assembly type or repeat test by pressing <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-21...
  • Page 92 Repeat Nebulizer flow. operation and tightness proper range Or test by pressing Proceed with system <Enter>. test by pushing <Enter> Or call authorized service specialist TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-22...
  • Page 93 Or accept high. Check resistance high resistance by breathing circuit. pressing the Accept Accept by button or pressing the repeat test by Accept button or pushing <Enter> repeat test by pressing <Enter>. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-23...
  • Page 94 Leakage x Flow of adapted nebulizer is mL/min measured or last measured Nebulizer flow x value is used. Expiration l/min flow sensor was readjusted (last value) Exp. flow sensor data re- adjusted“ TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-24...

  • Page 95: Messages During O2 Sensor Calibration

    21% O2 Replace O2 sensor with AIR Or B board 99% with O2 Calibration Advi If calibration settles Finish the calibration successfully properly at procedure finished. 21% with AIR 99% with O2 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-25...

  • Page 96: Messages During Operation

    15 secs to identify piece reconnection of a patient Or activate the On/Off (APD). All alarms are Button for more than 3 silenced secs to turn off the system TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-26...
  • Page 97 AC mains line supply. Advice The AC supply was System is supplied by AC Turn OFF or disconnect AC activated. line power supply. line supply OR turn on DC mains line supply. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-27...
  • Page 98 Newborn mode: The system prevents to Accept to pass the cross Confirm” Cross limit for either pass the cross limit limits by pushing the Pinsp, Tinsp, PEEP or PS ComWheel is reached. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-28...

  • Page 99: System Shut Down Messages

    Check front panel cable and external SIO cable (Control plug (Lemosa) and replace, if panel cable) Or Connection necessary problem with external SIO cable connector (Lemosa plug) Defective uC controller A Replace PC board A TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-29...
  • Page 100 Fuse SI 1 defective Check fuse SI 1 and replace, if out of range necessary Defective PC board A Replace PC board A Defective safety diode on PC Replace PC board B board B TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-30...
  • Page 101 Replace PC board B xx29 non plausible xx50 xx27 Check sum for Defective PC board B Replace PC board B pressure sensor data Calibration does not match Recalibrate all sensors incorrect TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-31...
  • Page 102 Watchdog relay turned Defective PC board B Replace PC board B Defective PC board A Replace PC board A TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 5-32...

  • Page 103: Maintenance

    Maintenance In this section 6.1 General instructions 6.2 Maintenance schedule 6.2.1 Every twelve (12) months 6.2.2 Every twenty-four (24) months TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...

  • Page 104: General Instructions

    6 Maintenance 6.1 General instructions WARNING Do not perform testing or maintenance on the Centiva/5 Plus CC ventilator while it is being used to ventilate a patient. Possible injury can result. WARNING Items can be contaminated due to infectious patients. Wear sterile rubber gloves to protect against the spread of infectious agents to you and others.

  • Page 105: Maintenance Schedule

    13. Perform Battery charging voltage calibration according to section 4.7.8. 14. Perform Battery test according to section 4.8. 15. Reassemble and close the main engine. 16. Perform the Post-service checkout according to section 3.1. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 106: Every Twenty-Four (24) Months

    In addition to the 12 month requirements, perform the following every twenty-four months: (24) months Replace the internal back up battery according to section 7.9.1. Replace the free breathing valve, if necessary, according to section 7.9.10. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 107: Repair Procedures

    7.7.2 Change the control panel fuses 7-21 7.7.3 Change the main engine fuses 7-22 7.8 Repair control panel components 7-23 7.8.1 Replace ComWheel encoder 7-23 7.8.2 Replace PC board A 7-24 See next page for more TRM, Centiva/5 Plus, M 1047448/CM-922026, rev. 3.50.a...
  • Page 108 7.9.13 Remove sub chassis 7-41 7.9.14 Replace transformer 7-42 7.9.15 Replace fan 7-43 7.9.16 Replace line connector 7-44 7.9.17 Replace DC mains connector 7-45 7.9.18 Replace ground connector 7-46 7.9.19 Replace serial data connector 7-47 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a...
  • Page 109 Section 3, “Post-Service Checkout”, after performing any maintenance, service or repair. Failure to do so may result in patient injury. When servicing the Centiva/5 Plus CC Ventilator, extreme care must WARNING be taken to avoid introducing foreign debris, particularly metal chips generated by screw threads, into the pneumatic flow passages of the ventilator.

  • Page 110: Open The System

    7 Repair procedures 7.2 Open the System The Centiva/5 Plus CC Ventilator has three (3) user accessible main assemblies The main engine • The control panel • The expiration valve • for Adult/Pediatric for Newborn These three assemblies can be separated by the user without using any tools. To be able to open the system remove the expiration valve assembly first, to gain access to all the three body screws.
  • Page 111 7 Repair procedures 7.2.1 Remove the exp. The following procedures describe how to remove the expiration valve assembly of the Centiva/5 Plus CC Ventilator when: valve a. external power supply is available and the ventilator is able to control the expiration valve locking mechanism.
  • Page 112 Use a screwdriver to move up the locking mechanism of the expiratory valve by inserting it into the screw hole of the motor assembly and rotating upward. Be careful not to damage the motor or the gearbox. Remove the expiratory valve. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a...

  • Page 113: Remove The Control Panel

    7 Repair procedures 7.2.2 Remove the To remove the control panel assembly of the Centiva/5 Plus CC Ventilator, follow this sequence control panel 1. Turn OFF the Centiva/5 Plus. 2. Move the control panel to a full angled position. 3. Push down the two stainless steel rods to disengage the control panel upper locking mechanism and move the control panel forward.

  • Page 114: Open The Control Panel

    7 Repair procedures 7.2.3 Open the control To open the control panel of the Centiva/5 Plus CC Ventilator, follow this sequence panel 1. Remove the control panel from the main engine. 2. Remove the six screws securing the back cover and carefully remove the back cover.

  • Page 115: Control Panel Assemblies

    7 Repair procedures 7.2.4 Control panel The open control panel of the Centiva/5 Plus CC Ventilator. assemblies 1) Encoder for ComWheel 2) Internal serial communication port 3) PC board, inverter, back light supply 4) Battery for real time clock 5) Alarm speaker A...

  • Page 116: Open The Main Engine

    7 Repair procedures 7.2.5. Open the main To open the main engine of the Centiva/5 Plus CC Ventilator follow this sequence: engine Turn ON the system. Remove the expiration valve according to section 7.2.1. Turn OFF the system. Disconnect the line power supply.
  • Page 117 7 Repair procedures 7.2.6. Remove the To gain access from the front side of the main engine of the Centiva/5 Plus CC Ventilator follow this sequence: control panel plate 1. Open the main engine according to section 7.2.5. 2. Remove the front panel according to section 7.2.2.
  • Page 118 7 Repair procedures 7.2.7 Main engine The open main engine of the Centiva/5 Plus CC Ventilator: assemblies 8) 9) TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-12...

  • Page 119: Main Engine Assemblies

    8) O2 sensor. 9) ON / OFF switch. 10) Line voltage selector. 11) Transformer. 12) Internal battery 13) B EPROM Sub chassis The sub chassis assemblies 14) Sub chassis 15) Alarm speaker B 16) Fan TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-13...

  • Page 120: Service Assemblies

    7 Repair procedures 7.3 Service assemblies The following are the service assemblies of the Centiva/5 Plus CC ventilator: 1. Software service kit (A&B EPROM) 2. Control panel. a. Encoder for ComWheel b. ComWheel button (grey) c. PC board, inverter, back light supply d.

  • Page 121: Change The Line Voltage

    7 Repair procedures 7.4 Change the line voltage The Centiva/5 Plus CC Ventilator is designed to run at both 230 V and at 115V but requires internal switching to the appropriate line voltage. To change the line voltage, follow this sequence: Open the main engine according to section 7.2.5.

  • Page 122: Software Replacement

    7 Repair procedures 7.5 Software replacement The Centiva/5 Plus CC Ventilator’s software is stored in two independent EPROM’s that come together in one software service kit: • The A EPROM is located on the control panel board (PC board A).
  • Page 123 7 Repair procedures 7.5.1 Change the (A) Following languarges are available in the software of the Centiva/5 Plus CC ventilator. EPROM a) English b) German c) Polish d) Spanish e) French Italian g) Portuguese h) Dutch The language part of the software is stored in the A EPROM. There is one A EPROM for all languages, because language selection is made via the configuration menu.
  • Page 124 3. Use a chip extractor to remove the current B EPROM. 4. Insert the new B EPROM (mark toward the left side). 5. Verify that the EPROM is properly inserted. To verify proper function, turn ON the system and perform the power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-18...

  • Page 125: Change The Unit Of Pressure

    7 Repair procedures 7.6 Change the units of pressure The Centiva/5 Plus CC ventilator allows changing the units of pressure via the configuration menu. For more details see chapter 10. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-19...

  • Page 126: Change Fuses

    7 Repair procedures 7.7 Change fuses The Centiva/5 Plus CC ventilator’s electronic system is protected by several fuses, indicated in the overview diagrams (see section 9). The fuses are located: in the line connector (SI O a and b) •...

  • Page 127: Change The Control Panel Fuses

    7 Repair procedures 7.7.2 Change the The Centiva/5 Plus CC ventilator’s control panel is protected by the following fuses: control panel fuses (in order from left to right) a) SI 381 = + 5V controller voltage = 0.8 A slow blow.

  • Page 128: Change The Main Engine Fuses

    7 Repair procedures 7.7.3 Change the main The Centiva/5 Plus CC ventilator’s main engine is protected by the following fuses that are all located on the PC board B: engine fuses SI 10 = Alarm speaker B = 0.315 A slow blow.

  • Page 129: Repair Control Panel Components

    7 Repair procedures 7.8 Repair control panel components 7.8.1 Replace To replace the Centiva/5 Plus’ control panel’s ComWheel follow this sequence: ComWheel encoder Remove the control panel according to section 7.2.2. Open the panel according to section 7.2.3. Remove the ComWheel knob.

  • Page 130: Replace Pc Board A

    PC board A comes without a specific serial number on the EEPROM and allows for one time to be serialized after installation. This one time serialization needs no additional codes etc, but only works for one time per service PC board A. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-24...
  • Page 131 Note that when pressing the “Save” button once the serial number cannot be Serial number 190xxxxxx changed anymore. 28. Move the frame to the option key area and enter the Centiva/5 Plus’ released Option key 12345678 options (option key sticker, rear side of control panel) according to section 10.2.2, if applicable.

  • Page 132: Replace Pc Board Dcu

    6. Insert the new PC board DCU into the nylon board secure lock and onto the two PC connectors 7. Push DCU board carefully to secure PC connection. 8. Close panel. 9. Verify proper function after reassembly by performing a power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-26...

  • Page 133: Replace Lcd Screen

    6. Insert a new TFT LCD screen. 7. Carefully adjust the bolds. 8. Reassemble the PC board A according to section 7.8.2. 9. Verify proper function after reassembly by performing a power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-27...

  • Page 134: Replace Front Housing With Touch Screen

    5. Replace front housing with touch screen and EMV screen. 6. Reassemble TFT screen according to section 7.8.4. 7. Reassemble the PC board A according to section 7.8.2. 8. Verify proper function after reassembly by performing a power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-28...

  • Page 135: Repair Main Engine Components

    7 Repair procedures 7.9 Repair main engine components 7.9.1 Remove back-up The Centiva/5 Plus CC Ventilator is equipped with a built-in back-up battery that is designed to provide a minimum of 30 minutes of battery operation. battery To remove or replace the battery assembly BE-120104 follow this sequence: 1.

  • Page 136: Repair Expiratory Valve

    7 Repair procedures 7.9.2 Repair expiratory The Centiva/5 Plus CC Ventilator is equipped with an expiration valve locking mechanism that uses a motor driven locking system to properly fix the expiration valve valve inside the system. To repair and inspect expiration valve: 1.
  • Page 137 7 Repair procedures 7.9.3 Repair expiratory The Centiva/5 Plus CC Ventilator is equipped with an expiration valve locking mechanism that uses a motor driven locking system to properly fix the expiration valve locking assembly valve inside the system. To remove the expiration valve locking assembly: 1.

  • Page 138: Repair Inspiratory Connection

    13. Reconnect cable X 31 at the O2 sensor connection. 14. Close the main engine, add the control panel and expiratory valve. 15. Verify proper function after reassembly by performing a power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-32...

  • Page 139: Replace O2 Sensor

    9. Allow the new O2 sensor to stabilize for approximately 5 minutes in room air prior to calibration. 10. After reassembly, perform an O2 calibration according to section 4.7.1. CAUTION Use only genuine spare parts when replacing O2 sensor. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-33...
  • Page 140 Centiva must be disconnected from AC- mains supply. Possible risk of CAUTION short-circuit when using metal tools when replacing bulb/LED. Switch OFF the mains switch on the rear side and unplug the AC power cable. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-34...

  • Page 141: Repair Procedures

    There are different gas inlet connector standards available (NIST, DISS f, DISS m, S90-116, G 3/8 BSPP) Ensure that gas connector type matches correct gas inlet type. Caution (AIR – AIR, O2 – O2) The gas connector type is marked accordingly. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-35...
  • Page 142 1. Remove the gas inlet connector according to section 7.9.7. 2. Remove and replace the gas filter from the gas connector. Note Note that the filter for AIR and O2 are identical. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-36...

  • Page 143: Replace Pneumatic Assembly

    2 mm to the right. Reassembly of the common ground connection requires a contact washer between sub chassis and first connector and a spring washer between the last connector and the nut. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-37...

  • Page 144: Replace Free Breathing Valve

    The stainless steel rod, that connects with the over pressure relief valve, opens the free breathing valve when activated. Ensure free moving of the rod after reassembly of the over pressure relief valve. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-38...

  • Page 145: Replace Pc Board B

    16. Insert back-up battery according to section 7.9.2. 17. Close the main engine, add the control panel and expiratory valve. 18. Perform five (5) system tests successfully to rewrite all storage levels in the B EEPROM. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-39...

  • Page 146: Replace Alarm Speaker B

    6. Connect the alarm speaker connector X 16. 7. Close the main engine, add expiratory valve. 8. Verify proper function after reassembly by performing a power-up test. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-40...

  • Page 147: Remove Sub Chassis

    16. Reassemble by following the instructions above in reverse. Reassembly of the common ground connection requires a contact washer between Note sub chassis and first connector and a spring washer between the last connector and the nut. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-41...

  • Page 148: Replace Transformer

    (left side seen from the front). 7. Fix the three nuts. 8. Reconnect the three primary wires at the line connector. Connect the primary wires with the black lead in the center position. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-42...

  • Page 149: Replace Fan

    4. When mounting the fan be sure to have the cable on the proper side (towards the inside) and the airflow indicator arrow on the fan pointing down. 5. Fix the fan screws with stop nuts. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-43...

  • Page 150: Replace Line Connector

    The line cable ferrite needs to be placed according to the photo to allow the sub Note chassis to be mounted properly. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-44...

  • Page 151: Replace Dc Mains Connector

    4. Remove the DC mains connector to the outside. 5. Replace the DC mains connector. 6. When replacing the DC mains connector be sure to reconnect the wires to connector X 22 in the proper order. orange X 22 blue TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-45...

  • Page 152: Replace Ground Connector

    2. Use a 10 mm wrench to remove the nut from the connector. 3. Remove the ground connector to the outside. 4. Replace the ground connector. 5. When replacing the ground connector, be sure to properly mount the outside label prior to reinsertion. TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-46...

  • Page 153: Replace Serial Data Connector

    2. Use a 5 mm nut driver to remove the nuts from the serial data connector. 3. Remove the serial data connector to the outside. 4. Replace the serial data connector. Upon reinstallation pay attention to have the small side of the D sub 9 facing down. Note TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-47...
  • Page 154 7 Repair procedures Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a 7-48...
  • Page 155 8.2.2 Test lung kit, ST 3 8.2.3 “Service” flow screen ST5 8.2.4 Tool kit, ST 4 8.2.5 Test equipment specifications 8.3 Software 8.4 Control panel spare parts 8.5 Expiration valve spare parts 8.6 Main engine spare parts 8-11 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a...

  • Page 156: Illustrated Parts

    R approx. 15 – 25 mbar/l/s, , C approx. 10 - 30 ml/mbar Filter • Note This test lung kit is used for servicing the Centiva/5 Plus ventilator. Test lungs with different compliance and resistance characteristics may not match test lung related data in this service manual. Note A minimum resistance of 5 mbar/l/s is required.

  • Page 157: Tool Kit, St

    0 – 150 L/Min • Accuracy ± 0.05 L/Min or 2% of reading, • Calibrated for AIR and O2 • • Multi meter Type Standard multi meter • Parameter , Ohm • Accuracy ± 1% • TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...

  • Page 158: Software

    The software service kit provides the latest released software revision and contains both necessary EPROMs, including all options. 8.4 Control panel spare parts Mounting bracket Pos. Order Number Description CM-510126 Control panel mounting bracket DB-449133 Screw M5 x 10 (not shown, 2 required) TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...
  • Page 159 CW-769161, ComWeel button (grey) for Encoder ES-760290 Encoder for ComWheel with nut and washer PC board DCU Pos. Order Number Description M1054877 EB-720740 DCU board C+, multi language DI-502921 PC board locker pin TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...
  • Page 160 Fuse 0.5 A slow, 5 x 20 mm (not shown) EF-761078 Fuse 0.315 A slow, 5 x 20 mm (not shown) Note To protect flex connectors keep PC board A in transport frame until use. TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...
  • Page 161 Cable to inverter PC board DI-502702 Locker pin, 2 required Display Pos. Order Number Description M1054880 EB-720734 TFT display, 12”, with back light DB-452322 Screw, M3 x 8, 4 required DI-502810 Spacer, 3.6, 4 required TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...
  • Page 162 M1054881 ES-754809 Alarm speaker C+ DI-501702 Locker pin, 2 required DC-482804 Washer , plastic, 3,2 mm, 2 required Control panel connecting Pos. Order Number Description cable M1049867 MA-120019 Control panel connecting cable kit TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...

  • Page 163: Expiration Valve Spare Parts

    O-ring 30 x 2 DO-628204 O-ring 6 x 1.5, for flow measurement port CM-523034 Flow screen, Standard CM-510133 Retainer for flow screen MA-640000 PEEP valve PM kit, consisting of Pos. 2, 4, 5 TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a...
  • Page 164 O-ring 30 x 2 DO-628204 O-ring 6 x 1.5, for flow measurement port CM-523035 Flow screen, Newborn CM-510133 Retainer for flow screen MA-640000 PEEP valve PM kit, consisting of Pos. 2, 4, 5 TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-10...

  • Page 165: Main Engine Spare Parts

    Expiration valve control assembly (without expiration valve assembly). refurbished DB-452322 Screw M3 x 8, 2 required DH-473704 Washer, 3.2, 2 required DA-444201 Screw M3 x 6, 1 required CE-126092 Cable to B board TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-11...
  • Page 166 CM-510137 Front cone O2 sensor Pos. Order Number Description EB-758190 O2 sensor CE-126096 Cable to O2 sensor Patient tube Pos. Order Number Description CS-615042 Patient tube, 22mm x 250 mm TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-12...
  • Page 167 BE-120104 Battery pack, 24 V, complete DE-490460 Nut, M4 with washer, 2 required Transformer Pos. Order Number Description BE-120088 Transformer EX-744350 Connector, line power (not shown) DE-490460 Nut, M4 with washer, 3 required TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-13...
  • Page 168 Fuse 1.0 A slow blow, 5 x 20 mm (not shown) EF-761090 Fuse 3.15 A slow blow, 5 x 20 mm (not shown) DG-463004 Nut, M3, 3 required DI-502810 Spacer, 3.6, 3 required TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-14...
  • Page 169 8 Illustrated parts Pneumatic assembly Pos. Order Number Description BM-352396 Pneumatic assembly, complete MA-352396 Pneumatic assembly, complete, refurbished DG-460460 Screw M4 x 35 Free breathing valve Pos. Order Number Description DO-626000 Free breathing valve TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-15...
  • Page 170 DISS FEMALE connector AIR CM-530054 DISS FEMALE connector O2 DO-628208 O-ring 8,3 x 2,4, fits all connectors Gas connector filters Order Number Description CM-525764 Sinter filter universal DO-628203 O-ring 5x1 to sinter filter TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-16...
  • Page 171 Alarm speaker B Pos. Order Number Description BE-120101 Alarm system for PC board B, complete DB-452322 Screw, M3 x 8, 2 required DH-473704 Washer, 3.2, 8 required DG-463004 Nut, M3, 2 required TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-17...
  • Page 172 (not shown, 2 required) ON / OFF switch assembly Pos. Order Number Description BE-120114 ON / OFF switch assembly, complete ES-754476 Green cap ES-754477 White inlay EU-748295 LED light, green, 24 V TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-18...
  • Page 173 Color code plate CM-919026 Label (not shown) DG-463008 Nut M6 BE-120112 Cable to common ground (not shown, 1 required) DH-473763 Washer, contact M6/8 2-A4 DH-473707 Washer, spring A 6.5 (not shown, 1 required) TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-19...
  • Page 174 Tubing kit Pos. Order Number Description MA-640002 Tubing kit, consisting of tube set A tube set B tube set C tube set D Upper housing Pos. Order Number Description BM-352408 Upper housing TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-20...
  • Page 175 Serial number plate, without s/n MA-640003 Labeling kit, 115V MA-640005 Labeling kit, 230 V Nebulizer parts Pos. Order Number Description CM-522200 Nebulizer connection DE-490708 Nut to nebulizer connection M8 CS-615052 PVC tube nebulizer, 4x1, 200 mm TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-21...
  • Page 176 Centiva/5 Service tools Pos. Order Number Description AZ-381501 Test lung kit, ST3 MA-640007 Tool kit. ST4 Line plug locking spring Pos. Order Number Description EY-750691 Line plug locking spring TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a 8-22...
  • Page 177 9.4 Component layout, PC board A 9.5 Tubes and connectors 9.6 List of fuses 9-11 9.7 Screw connectors 9-12 9.8 Accepted ranges 9-13 9.9 Sensor data ranges 9-14 9.10 Serial data transfer 9-15 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 178: Schematics And Diagrams

    9 Schematics and Diagrams 9.1 Pneumatic diagram TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 179 O2 flow sensor EB M11 Airway pressure sensor EB E01 Expiratory flow sensor EB S20 O2 sensor P 08, P 09, P 10, P17, P 18, Not applicable P 30 Not applicable TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 180: Electrical Diagram

    9 Schematics and Diagrams 9.2 Electrical diagram TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 181 9 Schematics and Diagrams TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 182: Component Layout, Pc Board B

    9 Schematics and Diagrams 9.3 Component layout, PC board B TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 183: Component Layout, Pc Board A

    9 Schematics and Diagrams 9.4 Component layout, PC board A TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 184: Tubes And Connectors

    9 Schematics and Diagrams 9.5 Tubes and connectors Main board B with offset valves “Fluid automation” TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 185 Main engine PC board B O2 sensor Main engine PC board B Main engine PC board B PEEP valve assembly Main engine PC board B Main engine PC board B Pneumatic assembly TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...
  • Page 186 T-piece - transducer B, T-piece - offset valve A, T-piece - offset valve B From inspiratory connection assembly to pneumatic assembly Inspiratory port Exit of pneumatic assembly “white” patient tube, 22 mm φ TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-10...

  • Page 187: List Of Fuses

    Main engine PC board B + 5 V bus 5 x 20 mm 0.5 A slow blow SI 41 Main engine PC board B Exp. Valve heater 5 x 20 mm 1.0 A slow blow TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-11...

  • Page 188: Screw Connectors

    9 Schematics and Diagrams 9.7 Screw Connectors Line connector 230 V 115 V Transformer connector grey X 21 orange grey External DC connector orange X 22 blue Internal battery connector X 23 blue TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-12...

  • Page 189: Accepted Ranges

    O2 supply flow low signal 106 to 108 L/min AIR 2 stage flow valve turn on 42 to 45 L/min O2 2 stage flow valve turn on 42 to 45 L/min TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-13...

  • Page 190: Sensor Data Ranges

    375 to 625 digits 25 to 975 digits AIR flow 250 digits 175 to 325 digits 25 to 475 digits O2 flow 250 digits 175 to 325 digits 25 to 475 digits TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-14...

  • Page 191: Serial Data Transfer

    Connect the RS 232 data cable at the rear side of Centiva/5 at the serial data connection (D-Sub 9). For more details refer to information about CED software provided by TIM GmbH (www.tim-gmbh.de). TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-15...
  • Page 192 9 Schematics and Diagrams Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 9-16...

  • Page 193: Configuration And

    10.1.2 Configuration modality 10-5 10.1.3 Exit configuration mode 10-6 10.1.4 Configuration parameters 10-7 10.2 Optionalization mode 10-9 10.2.1 Access to optionalization mode 10-10 10.2.2 Optionalization modality 10-11 10.2.3 Exit optionalization mode 10-13 10-1 TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05...

  • Page 194: Centiva/5 Plus Configuration Mode

    8. Start ventilation mode For safety reasons (and with respect to ergonomic and user interface safety theory) all Centiva/5 Plus within one particular application or operation area (e.g. within one CC station) should be set to the identical configuration, so that all machines within one operation area behave identical in terms of user surface and default start.

  • Page 195: Access To Configuration Mode

    10 Configuration and optionalization 10.1.1 Access to For safety reasons the Centiva/5 Plus’ configuration mode is not accessible during regular operation mode. The configuration mode is only accessible during and at configuration mode the end of the power-up test or the system test via the service mode.
  • Page 196 171050101 Option key 123456 Default settings Language English Unit Meas. cmH2O Unit Co2 mmHg Unit IBW Patient type Adult Cross over weight 35 kg Start vent. Mode Bi-Level Abort Safe Abort Save TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-4...

  • Page 197: Configuration Modality

    Unit IBW parameter was chosen. E.g. selected parameter “Patient type”, new value Pediatric Patient type Cross over weight 35 kg “Pediatric”. Start vent. Mode Bi-Level 7. Confirm made selection by pushing the ComWheel. TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-5...

  • Page 198: Exit Configuration Mode

    The system immediately returns to the power up test screen allowing to perform normal operation. Pushing the “Abort” button makes the system load the previous settings, delete all made changes and immediately return to the power up test screen. TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-6...

  • Page 199: Configuration Parameters

    10 Configuration and optionalization 10.1.4 Configuration Centiva/5 Plus allows user specific configuration of the default machine settings parameters according to hospital’s needs for the following parameters: 1. Language User language for screen information, messages and alarms with the following selections: a.
  • Page 200 SIMV-VC c. Bi-Level VG (if Bi-Level VG option is activated) d. Bi-Level e. CPAP Note For safety reasons default ventilation mode upon start up in patient type Newborn is always Bi-Level. TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-8...

  • Page 201: Optionalization Mode

    Software options come with a serialized 8 digit option key. This option key is printed on a small sticker. Place this sticker after optionalization onto the rear side of the Control Panel of the Centiva/5 Plus, so that in case it needs to be re-optionalized, the option key is available at the machine.
  • Page 202 171050101 Option key 123456 Default settings Language English Unit Meas. cmH2O Unit Co2 mmHg Unit IBW Adult Patient type Cross over weight 35 kg Start vent. Mode Bi-Level Abort Safe Abort Save TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-10...

  • Page 203: Optionalization Modality

    8. A new setting for the selected digit of Option menu the option key is made. E.g. “1”. Serial number 171050101 Option key 1234567 9. Confirm made selection by pushing the ComWheel. TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-11...
  • Page 204 171050101 Option key 123456 Default settings Language English Unit Meas. cmH2O Unit Co2 mmHg Unit IBW Adult Patient type Cross over weight 35 kg Start vent. Mode Bi-Level Abort Safe Abort Save TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-12...

  • Page 205: Exit Optionalization Mode

    The system immediately returns to the power up test screen allowing to perform normal operation. Pushing the “Abort” button makes the system load the previous settings, delete all made changes and immediately return to the power up test screen. TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-13...
  • Page 206 10 Configuration and optionalization Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev.3.50.a of 11/05 10-14...
  • Page 207 Optional accessories In this section 11.1 External battery pack 11-2 11.2 Cart 11-3 11.3 Compressor 11-4 11.4 Support arm 11-5 11-1 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05...

  • Page 208: Optional Accessories

    11 Optional accessories 11.1 External battery pack Replace battery The Centiva/5 Plus external batter y pack needs battery replacement every 24 months. To replace the battery follow this sequence: 1. Disconnect the external battery pack from Centiva/5 2. Disconnect the external battery pack from the charger.

  • Page 209: Carts

    10. Verify proper function of castor and brake, if applicable. Spare parts Product Order number CW-768443 Castor for cart with brake M1054903 CW-768442 Castor for cart without brake M1054904 DE-495467 Cart “star” button for fixation M1054905 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 11-3...

  • Page 210: Compressor

    Power cord, 10A BS 1363 1500-3283-000 Power cord, 10A BS 546 1505-3817-000 Power cord, 15A NEMA 5-15 Hospital Grade 1505-3816-000 Power cord, CEE 7/7 1500-3291-000 Power cord, SEV 1011 1500-3292-000 Water bottle kit 5612315 TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 11-4...

  • Page 211: Support Arm

    2 x 22 mm with ball joint Tube holder for support arm for breathing system AZ-389131 with 2 x 22 mm Tube holder for support arm for breathing system AZ-389132 with 1 x 22 mm TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 11-5...
  • Page 212 11 Optional accessories Notes TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05 11-6...

  • Page 213: Trm, Centiva/5 Plus, M1047448/ Cm-922026, Rev. 3.50.A Of 11/05

    Notes TRM, Centiva/5 Plus, M1047448/ CM-922026, rev. 3.50.a of 11/05...
  • Page 214 GE Healthcare Finland Oy Kuortaneenkatu 2 Helsinki, Finland FI-00510 Tel 358 10 394 11 Fax 358 9 146 3310 Datex-Ohmeda, Inc., a General Electric Company, going to market as GE Healthcare. P .O. Box 7550 Madison, WI 53707-7550 www.gehealthcare.com Centiva/5 Plus Technical Reference...

Table of Contents