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Ventilator Control and Drive

Theory of Operation

1 - 12

0070-10-0683

AS3000™ Service Manual

1.5

Ventilator Control and Drive

1.5.1

BDU (Basic Digital Unit)

The BDU serves as the active ventilator control. The BDU controls the actions of the PEEP,
calibration, and proportional valves, and reads the signal flow, and pressure sensors and
valves

FIGURE 1-6

BDU Control Board, Top View

Summary of Contents for Datascope AS 3000

Page 1: ...AS Datascope Anesthesia Delivery System Service Manual 0070 01 0683 02_revB_AS3000 srv color indd 1 3 10 10 5 13 28 PM...

Page 2: ...AS Datascope Anesthesia Delivery System Service Manual...

Page 3: ...Company Selectatec is a U S trademark of Datex Ohmeda Glyptal is a U S registered trademark of Glyptal Inc Dr ger Vapor and plug in system S 2000 are registered trademarks of Dr ger Medical Copyright...

Page 4: ...nsor Board 1 19 PAW Pressure Sensor Board 1 20 Breathing System Heater 1 21 Sensor Board 1 23 Power Management 1 26 Battery 1 28 Power Supply 1 28 Anesthesia System Components 1 29 Auxiliary Outlets 1...

Page 5: ...nting and Electrical Connection 2 6 Agent Monitor Waste Gas Scavenging 2 6 Oxygen Sensor Calibration 2 6 Installation Checkout Procedure 2 8 Repair Information 3 1 Introduction 3 1 Warnings and Cautio...

Page 6: ...nsor 5 10 PEEP Valve 5 11 Flow Meter 5 12 Leakage detection 5 13 Startup leakage detection 5 13 APL Valve leakage detection 5 13 Safety Valve leakage detection 5 13 Breathing System leakage detection...

Page 7: ...ion Test 6 27 APNEA Alarm Test 6 27 Alarm MUTE Test 6 27 CMV Adult Ventilation Mode Test 6 28 CMV Child Ventilation Mode Test 6 29 Airway Disconnect Alarm Test 6 29 PCV Adult Ventilation Mode Test 6 3...

Page 8: ...s Cleaning and Sterilizing the Breathing System and Components 6 39 Preoperative Checklist 6 39 Phone Numbers and How To Get Assistance 6 47 Warranty 7 1 Warranty Statements 7 1 Disclaimers 7 2 Produc...

Page 9: ...Table of Contents vi 0070 10 0683 AS3000 Service Manual This page intentionally left blank...

Page 10: ...icable Warnings WARNING Whenever using anesthetic gases nitrous oxide oxygen or any hospital gas always follow the appropriate agent evacuation collection procedures Use the hospital gas evacuation sy...

Page 11: ...high pressures from the hospital central supply When connecting gas supply lines attach the hose connection to the machine before connecting the quick disconnect fitting to the hospital source Discon...

Page 12: ...ngs and reload the previously stored calibration coefficients CAUTION Depleted soda lime changes color Replace the soda lime if approximately 2 3 of the absorber content is discolored CO2 absorbent ca...

Page 13: ...Introduction Notes x 0070 10 0683 AS3000 Service Manual This page intentionally left blank...

Page 14: ...continuous flow anesthesia system which offers manual or automatic ventilation easily adjustable fresh gas delivery anesthetic agent delivery ventilation monitoring convenient ergonomics and state of...

Page 15: ...ent systems ensure controlled ventilation conditions in every mode of operation The durable and ergonomically designed user interface and Navigator Knob enables easy operation The display provides the...

Page 16: ...provides support for a bedside monitor It can easily rotate for more convenient viewing 2 User Interface The display of the user Interface provides waveforms numeric data and menu tabs The keys and N...

Page 17: ...porizer It is directly sent to the fresh gas outlet Press this button to supply gas 35 50 L min Release this switch to automatically close the gas supply 8 AGSS Anesthetic Gas Scavenging System The AG...

Page 18: ...me Subassembly The Upper Mainframe Subassembly provides support for the pressure gauges the Flowmeter the gas box assembly the mains supply assembly and the YOKE assembly 13 User Interface Cable The U...

Page 19: ...unit with an interface for connection with drive gas heating system and the oxygen concentration sensor of the Breathing System 19 The Breathing System Support Arm The Breathing System Support Arm pro...

Page 20: ...sembly allows gas in the pipeline and backup gas cylinder to enter the AS3000 for regulation The Pressure regulator reduces pressure to 36 psi 250 kPa The O2 operated valve can open allowing N2O to en...

Page 21: ...ure of a high pressure gas cylinder down to 43 5 psi 300 kPa 31 AMP Cables The AMP Cables provide signal transmission between the electric box and gas circuit box 32 Electric Box Assembly The Electric...

Page 22: ...ing within the Breathing System thus improving airway climatization for the patient s re breathing of respiratory gases 1 3 5 Breathing System The Breathing System is integrated into a compact aluminu...

Page 23: ...re alarm is displayed and inspiration is discontinued The next inspiration occurs at the regular time interval preventing increase of the respiratory rate The result is a decreased tidal volume T Vol...

Page 24: ...sia 10 4 TFT LCD PC104 Backlight Inverter Amplifier for audio alarm Communication and Interface Keypad Knob BDU Amplifier PWR MNG DC DC BAT PS AC DC SW Work Light FM Back Light AC Heater Ctrl Protect...

Page 25: ...al 1 5 Ventilator Control and Drive 1 5 1 BDU Basic Digital Unit The BDU serves as the active ventilator control The BDU controls the actions of the PEEP calibration and proportional valves and reads...

Page 26: ...AS3000 Service Manual 0070 10 0683 1 13 Theory of Operation Ventilator Control and Drive FIGURE 1 7 BDU Control Board Bottom View...

Page 27: ...Ventilator Control and Drive Theory of Operation 1 14 0070 10 0683 AS3000 Service Manual 1 5 1 1 Amplifier Board FIGURE 1 8 Amplifier Board Top View FIGURE 1 9 Amplifier Board Bottom View...

Page 28: ...r 5V 4 8V Power Control J20 PIN NAME FUNCTION 1 GND Ground 2 PWON Power On Enable Low active 3 PWEN Power On Enable High active 4 5VAUX 5V Auxiliary 5 DC_M AC DC Monitor signal 6 PWBUS Power bus 7 BAT...

Page 29: ...und Signals and Power to Sensor Board J30 PIN NAME FUNCTION 1 A 12V Analogue 12V 2 FL_INS Import flow 3 FL_EXP Export flow 4 FM_FL Flowmeter flow 5 Pair Pressure of air 6 Paw Pressure inside air way 7...

Page 30: ...ack Level depends on PEEP setting and vent mode No activity may indicate open connection from driver to valve ie bad cable T8 Volt Internal power inspect T9 MUTE Not used T10 M EN Manual Auto mode sel...

Page 31: ...5V 5V T26 5VAUX 5V Auxiliary 5V T27 10V Analogue 10V 10V T28 AD Inhale Inhale STATE feedback No activity may indicate open connection from driver to valve ie bad cable T29 AGND Analogue Ground T30 GN...

Page 32: ...rive 1 5 1 2 Drive Gas Pressure Sensor Board FIGURE 1 10 Drive Gas Pressure Sensor Board Top View FIGURE 1 11 Drive Gas Pressure Sensor Board Bottom View Pair Board Pair J1 PIN NAME FUNCTION 1 AGND An...

Page 33: ...rvice Manual 1 5 1 3 PAW Pressure Sensor Board FIGURE 1 12 Paw Pressure Sensor Board Top View FIGURE 1 13 Paw Pressure Sensor Board Bottom View Paw Board Paw J2 PIN NAME FUNCTION 1 AGND Analog Ground...

Page 34: ...ntrol and Drive 1 5 1 4 Breathing System Heater FIGURE 1 14 Breathing System Heater Board Top View FIGURE 1 15 Breathing System Heater Board Bottom View J2 PIN NAME FUNCTION 2 GND Power Ground 3 5V Co...

Page 35: ...RET Heater Power Ground 2 DQ Sensor signal 3 24V Heater Output Test point definition DESIGNATOR NAME FUNCTION T10 GND Power Ground T1 5V Controller Power T7 24V Heater Power input T9 POUT Heater Outp...

Page 36: ...AS3000 Service Manual 0070 10 0683 1 23 Theory of Operation Ventilator Control and Drive 1 5 1 5 Sensor Board FIGURE 1 16 Sensor Board Top View FIGURE 1 17 Sensor Board Bottom View...

Page 37: ...PIN NAME FUNCTION 1 AGND Analog Ground 2 Paw Pressure inside airway 3 AR5V 5V 4 NC No connection 5 NC No connection Work Light Power J11 PIN NAME FUNCTION 1 24V Power 24V 2 GND Power Ground Backlight...

Page 38: ...ue 12V 2 FL_INS Import flow 3 FL_EXP Export flow 4 FM_FL Flowmeter flow 5 Pair Pressure of air 6 Paw Pressure inside air way 7 Pgas Pressure gas supply status 8 GND Ground 9 AGND Analog Ground 10 AGND...

Page 39: ...agement is located behind the Rear Panel Assembly This module serves as the voltage supply for the ventilator control and drive BDU the flowmeter backlight the work light the Breathing System Heater a...

Page 40: ...J2 PIN NAME FUNCTION 1 GND Power Ground 2 5V Controller Logic Power 3 P12V Power 12V 4 PWBUS Power Bus 24V 5 GND Analog Ground 6 A12V Analog 12V 7 5V 4 8V Power 5V 4 8V Heater Power J1 PIN NAME FUNCT...

Page 41: ...PE Auxiliary Power Enable 9 CHAR_SIGNAL Charge Status No connection 10 MUTE Mute No connection Power Switch J5 PIN NAME FUNCTION 1 GND Ground 2 NC No Connection 3 PWON Power On Enable Low active Test...

Page 42: ...ts The AS3000 has four auxiliary outlets 120 VAC 60 Hz 2A maximum each There are two 2A fuses for each outlet 1 6 2 Absorber Heater Wire Board FIGURE 1 20 Absorber Heater Wire Board Top View FIGURE 1...

Page 43: ...eration 1 30 0070 10 0683 AS3000 Service Manual Work light Power J11 PIN NAME FUNCTION 1 24V Power 2 NC No Connection 3 GND Power Ground Work light switch J11 PIN NAME FUNCTION 1 24V Power 24V 2 NC No...

Page 44: ...AS3000 Service Manual 0070 10 0683 1 31 Theory of Operation Ventilator UI 1 7 Ventilator UI 1 7 1 Keyboard Board FIGURE 1 24 Keyboard Board Top View...

Page 45: ...Ventilator UI Theory of Operation 1 32 0070 10 0683 AS3000 Service Manual FIGURE 1 25 Keyboard Board Bottom View...

Page 46: ...Ground 11 TTLRX TTL Receive 12 TTLTX TTL Transmit 13 232ARX RS232A Receive 14 232ATX RS232A Transmit 15 232BRX RS232B Receive 16 232BTX RS232B Transmit 17 GND Ground 18 GND Ground 19 PWBUS PowerBus 2...

Page 47: ...or J9 PIN NAME FUNCTION 1 5V Power 5V 2 NC No connection 3 GND Ground COM1 2 PIN NAME FUNCTION 2 RXD 232RXD TO PC104 INPUT 3 TXD 232TXD TO PC104 OUTPUT 5 GND Ground Test Point Definition DESIGNATOR NA...

Page 48: ...Isolator 1 7 4 Fuses The AS3000 has 10 fuses on the back panel of the unit There are two 2A fuses for each of the four outlets and two 10A fuses for the line cord Power J3 Pin Name Function 4 5V Power...

Page 49: ...portional valve is therefore independent of pressure variations at the supply Setting the drive pressure regulator at 25 4 psi 175 kPa allows for a maximum inspiratory flow of 70 L min at the ventilat...

Page 50: ...emoves CO2 Excess fresh gas passes through the exhaust valve to the AGSS FIGURE 1 29 Breathing System Pneumatics CMV Mode Expiration Breathing System Ventilator Patient Pressure Regulator Proportional...

Page 51: ...r removes CO2 Excess fresh gas passes through the exhaust valve to the AGSS FIGURE 1 31 Breathing System Pneumatics Manual Mode Expiration Breathing System Ventilator Patient Pressure Regulator Propor...

Page 52: ...g circuit The bellows is refilled with fresh gas and the expired gas from the patient 1 9 7 2 Manual Breathing Bag In manual mode this device acts as a normal breathing bag enabling the user to ventil...

Page 53: ...The Breathing System Theory of Operation 1 40 0070 10 0683 AS3000 Service Manual This page intentionally left blank...

Page 54: ...plete installations and or extra visits Compatible emergency O2 N2O and AIR cylinders Agent vaporizers and key fillers if not purchased with the AS3000 Liquid agent medication CO2 absorbent Pre Paks o...

Page 55: ...dispatcher 2 Ensure the serial numbers on both carton labels match prior to assembling the system 3 Remove the shipping straps and caps from the 2 boxes 4 Remove the foam from inside the top of the b...

Page 56: ...see FIGURE 2 1 1 Remove the foam and bag from around the Breathing System 2 Ensure that the serial number tag attached to the bag arm matches the serial number found on the package carton 3 Install t...

Page 57: ...mers desired channel It mounts to either side channel 3 Tighten the locking screw 4 Thread the patient suction regulator into its mating port on the mounting arm 5 Attach a barbed fitting adapter to t...

Page 58: ...Pin Index Safety System PISS connection on the O2 yoke Close the yoke bail and use the hand screw to tighten the cylinder to the yoke port 6 Open and close the cylinder valve and observe that the cyli...

Page 59: ...he waste gas scavenger 2 Ensure that a tight connecting fitting is attached to the rear of the gas monitor Ensure that the other end of the same tube has a tight fitting connection attached to the was...

Page 60: ...ibration NOTE The O2 sensor voltage is displayed during the calibration This is the amplified O2 cell voltage at the A D converter for the oxygen sensor The O2 sensor voltage is not displayed for UI v...

Page 61: ...is intact on the manifold by looking through the opening and checking for the visible wire spring e Verify that each connector of the vaporizer mount has an O ring f Verify that breathing circuit cons...

Page 62: ...e line pressure e Connect the O2 and N2O hoses and remove the AIR hose f Verify that the N2O and O2 Line Pressure gauge shows the reading of the line pressure g Attach the cylinders to the AS3000 s yo...

Page 63: ...control knobs to minimum b Set the flow of O2 to 1 L min c Open the N2O flow knob and verify that the N2O flow will not increase higher than 3 7 L min d Return flow control knobs to minimum 10 Perfor...

Page 64: ...0683 2 11 Installation Guide Installation Checkout Procedure 11 Perform Leak Safety Valve Test a Follow the on screen instructions b Select Continue to start the test FIGURE 2 3 Leak Test Setup FIGUR...

Page 65: ...dure Installation Guide 2 12 0070 10 0683 AS3000 Service Manual c After 3 seconds the screen will prompt to the Leak Test 12 Perform Leak Test FIGURE 2 5 Safety Valve Test in Progress FIGURE 2 6 Safet...

Page 66: ...AS3000 Service Manual 0070 10 0683 2 13 Installation Guide Installation Checkout Procedure a Follow the on screen instructions b Select Continue to start the test FIGURE 2 7 Leak Test Setup...

Page 67: ...stallation Checkout Procedure Installation Guide 2 14 0070 10 0683 AS3000 Service Manual c Select Continue to prompt to the Compliance Test FIGURE 2 8 Leak Test in Progress FIGURE 2 9 Leak Test Result...

Page 68: ...2 15 Installation Guide Installation Checkout Procedure 13 Perform Compliance Valve Test a Follow the on screen instructions b Select Continue to start the test FIGURE 2 10 Compliance Test Setup FIGUR...

Page 69: ...S3000 c Attach a reusable silicone rubber breathing circuit to the Breathing System NOTE For testing purposes always use a reusable breathing circuit d Tightly connect the Y fitting on the breathing c...

Page 70: ...2 14 or FIGURE 2 16will be displayed instructing the user to remove the oxygen sensor from the Breathing System and expose it to room air for at least 3 minutes before proceeding The O2 sensor voltage...

Page 71: ...h and turn motion e After at least 3 minutes have passed select the Next button to initiate the calibration process The progress bar shown in FIGURE 2 15 or FIGURE 2 17will be displayed FIGURE 2 14 Ox...

Page 72: ...lace the oxygen sensor using a push and turn motion and then repeat the calibration 17 Verify that the APNEA alarm activates in Manual mode a Press the MANUAL AUTO key b After 60 seconds verify that a...

Page 73: ...97 after 5 minutes k Set the AIR flow to 3 L min and set the N2O and O2 flow rates to minimum flow l Verify the measured O2 concentration is 21 3 vol after 5 minutes 19 Verify that CMV CHILD ventilato...

Page 74: ...elivered volume as measured by a Vent Tester at the expiratory port is within 17 of the Tidal Volume set value within approximately 1 minute from the start of ventilation j Verify that the PEEP readin...

Page 75: ...the Low Airway Pressure and the APNEA message appear on the screen c Reconnect the hose to the Inspiratory port and verify that the alarm is cleared 22 Verify that the O2 concentration alarm signals a...

Page 76: ...e Verify that the flow meter backlight is illuminated during battery operation f When the battery icon is in a not full state reconnect the AC line cord g Verify that the battery charge icon appears...

Page 77: ...al polarity Normal polarity with open neutral Reverse polarity e Verify that the maximum leakage current does not exceed 300 A 0 3 mA NOTE Ground Resistance between the U blade ground on any convenien...

Page 78: ...up top 2 C 3 hours 6 C 4 hours 10 C 5 hours 20 C c Check anesthetic agent monitor Perform zero calibration of monitor with the desired gas AIR or O2 d Connect monitor to fresh gas outlet or Y fitting...

Page 79: ...e no output of anesthetic agent At 1 vol 0 8 1 2 vol At 2 vol 1 8 2 2 vol At 3 vol 2 8 3 2 vol At 4 vol 3 8 4 2 vol At 5 vol 4 8 5 2 vol At 6 vol 5 7 6 3 vol At 7 vol 6 7 7 3 vol At 8 vol 7 7 8 3 vol...

Page 80: ...is chapter of the Service Manual provides the necessary technical information to perform repairs to the system The most important prerequisites for effective troubleshooting are a thorough understandi...

Page 81: ...onnection to the machine before connecting the quick disconnect fitting to the hospital source Disconnect the supply hose from the hospital source connection prior to disconnecting it from the AS3000...

Page 82: ...M 2301751 NMC Digital Pressure Meter 8 not applicable Central supplied O2 N2O AIR Minimum of 35 psi DISS connections 9 not applicable Cylinder gases O2 N2O AIR Full PISS yoke connections 10 not applic...

Page 83: ...is disconnected or damaged 4 The BDU control board is defective 5 The keyboard board is defective 1 Update software version 2 Turn the power supply switch to OFF wait 1 2 seconds then power on again...

Page 84: ...hether the connection wire of the PAW board is disconnected or damaged 2 Check the power supply and connection of the sensor board Replace the Paw board and sensor board 3 Check the tubing for kinks a...

Page 85: ...r board Alarm Speaker FAIL Startup test 1 The connection wire to the speaker is disconnected or damaged 2 The speaker is damaged 3 The keyboard board is defective 1 Check whether the connection wire o...

Page 86: ...3 Calibration of the pressure sensor is inaccurate 4 The flow meter is set incorrectly 5 The calibration of the flow meter is inaccurate 1 Check the connection and leakage of respiration tubes 2 The r...

Page 87: ...he PEEP reading is out of tolerance Runtime 1 Calibration of expiration valve PEEP is inaccurate 2 Calibration of pressure sensor is inaccurate 1 Calibrate the expiration valve PEEP 2 Calibrate the pr...

Page 88: ...ring the Main Screen 1 Handle it according to specific information on the failure BDU Communication Failure Startup Test Runtime 1 The communication cable is disconnected 2 The BDU software has crashe...

Page 89: ...2 The expiration valve PEEP is defective 1 Check the time setting and expiration pipeline 2 Check the expiration valve PEEP Keyboard communication Failure Startup Test Runtime 1 The signal wire is di...

Page 90: ...and bag arm Check the Exhaust valve Check the Bellows Dome Check the Proportional Valve Check the PEEP valve Pinch the CGO Hose and repeat the Leak test PASS Remove the Vaporizers and repeat the Leak...

Page 91: ...Pressure Switch Pressure Regulator Pressure Regulator Pressure Regulator Ratio Controller N20 Cuttoff Flow Tubes Cylinder Cylinder Cylinder Inlet Filter Inlet Filter Inlet Filter O2 Flow Meter O2 Outl...

Page 92: ...Ratio Controller N20 Cuttoff Flow Tubes Cylinder Cylinder Cylinder Inlet Filter Inlet Filter Inlet Filter O2 Flow Meter O2 Outlet AIR Flow Meter Patient Vaporizer O2 Flush Pressure Regulator Proportio...

Page 93: ...ure Regulator Ratio Controller N20 Cuttoff Flow Tubes Cylinder Cylinder Cylinder Inlet Filter Inlet Filter Inlet Filter O2 Flow Meter O2 Outlet AIR Flow Meter Patient Vaporizer O2 Flush Pressure Regul...

Page 94: ...tio Controller N20 Cuttoff Flow Tubes Cylinder Cylinder Cylinder Inlet Filter Inlet Filter Inlet Filter O2 Flow Meter O2 Outlet AIR Flow Meter Patient Vaporizer O2 Flush Pressure Regulator Proportiona...

Page 95: ...ystem Ventilator Pressure Switch Pressure Regulator Pressure Regulator Pressure Regulator Ratio Controller N20 Cuttoff Flow Tubes Cylinder Cylinder Cylinder Inlet Filter Inlet Filter Inlet Filter O2 F...

Page 96: ...ng Diagrams 3 8 2 Sampling Pipeline Module Interface Labeling FIGURE 3 7 Sampling Pipeline Module Interface Diagram 10 Insp Low 8 Exp High 7 PEEP Control 12 Manual Auto Switch 11 Insp High 9 Exp Low 1...

Page 97: ...oder J2 J1 TopLigh t BAT SLA 24V 3 IV1 Vinsp BDU BDU AC DC J2 J3 SCI HeaterCtrl SW2 TopLight Switc h SW1 IV2 Vexp LV1 man cmv FSU3 FSfm SW GP Speake r COM1 COM2 J3 232 ISOLATOR LPT Speake r COM1 COM2...

Page 98: ...equipment A standard charge is associated with this service Contact the Service Department for details concerning this exchange program Many circuit boards make extensive use of multi layer and surfa...

Page 99: ...Model and Serial Number of the product 2 Include the Part Number exactly as it appears in the Parts List under the column Part Number 3 Include a description of the item EXAMPLE ORDERS 1 ea P N 0334...

Page 100: ...AS3000 Service Manual 0070 10 0683 4 3 Replacement Parts and Accessories Isometric Drawings 4 3 Isometric Drawings 4 3 1 Chassis FIGURE 4 1 AS3000 Frontview 8 17 16 15 14 13 12 11 10 9 7 1 2 3 4 6 5...

Page 101: ...Isometric Drawings Replacement Parts and Accessories 4 4 0070 10 0683 AS3000 Service Manual FIGURE 4 2 AS3000 Rearview 18 20 22 23 24 25 26 27 28 29 30 31 19 21...

Page 102: ...Line Pressure 0118 00 0040 12 Gauge O2 Line Pressure 0118 00 0041 13 Gauge N2O High Pressure 0118 00 0042 14 Gauge AIR High Pressure 0118 00 0036 15 Gauge O2 High Pressure 0118 00 0037 16 Switch Mains...

Page 103: ...Isometric Drawings Replacement Parts and Accessories 4 6 0070 10 0683 AS3000 Service Manual 4 3 2 Breathing System FIGURE 4 3 Breathing System Top View 32 33 34 35 36 37...

Page 104: ...AS3000 Service Manual 0070 10 0683 4 7 Replacement Parts and Accessories Isometric Drawings FIGURE 4 4 Breathing System Bottom View 38 39 40 41 42 43...

Page 105: ...Isometric Drawings Replacement Parts and Accessories 4 8 0070 10 0683 AS3000 Service Manual FIGURE 4 5 Breathing System Exploded Top View 45 46 47 48 49 50 51 52 53 54 55 44...

Page 106: ...AS3000 Service Manual 0070 10 0683 4 9 Replacement Parts and Accessories Isometric Drawings FIGURE 4 6 Breathing System Exploded Bottom View 56 57...

Page 107: ...Isometric Drawings Replacement Parts and Accessories 4 10 0070 10 0683 AS3000 Service Manual FIGURE 4 7 Absorber Canister Exploded View 58 59 60 61...

Page 108: ...0354 00 0188 46 O Ring 4 x 1 8 0354 00 0189 47 Ring I E Valve 0219 00 0018 plastic 0219 00 0020 metal 48 Cover I E Valves 0352 00 0068 49 Gasket I E Valves 0354 00 0192 50 Frame I E Valve 0352 00 006...

Page 109: ...ART NUMBER 62 PC Board Assembly Power 0671 00 0264 M31 051 000484 00 M32 051 000484 00 M33 63 Power Supply SNP B209 Switching 0014 00 0091 64 PC Board Assembly Breathing System Heater 0671 00 0107 65...

Page 110: ...71 PEEP Valve 0104 00 0062 72 Gas Drive Module Assembly 0997 00 0632 73 Valve Pressure Reducer 0103 00 0681 NS Exhaust Gas Outlet Port 082 000681 00 NS Tube Green 6 mm OD 4 mm ID 0008 00 0338 NS Tube...

Page 111: ...c Drawings Replacement Parts and Accessories 4 14 0070 10 0683 AS3000 Service Manual 4 3 5 User Interface FIGURE 4 10 User Interface Assembly FIGURE 4 11 User Interface Rearview 74 75 76 79 78 77 83 8...

Page 112: ...er Assembly 0119 00 0230 80 Inverter LCD 0671 00 0112 81 Cable PC104 PC Board to Display 0012 00 1776 82 Communications Board 0671 00 0109 M31 051 000483 00 M32 M33 83 PC104 Board 0671 00 0276 M31 051...

Page 113: ...6 1 Flowmeter Parts List 88 89 90 87 86 85 84 FIG NO DESCRIPTION PART NUMBER 84 Flow Meter FM400 Assembly 0997 00 0617 for 01 units 115 005969 00 for 02 units 85 Label Flowmeter N2O 0334 00 1780 86 N...

Page 114: ...eriodic maintenance procedure NOTE Both calibration and a functional test must be performed to verify complete and proper operation NOTE Calibration is conducted in normal operating mode and in Servic...

Page 115: ...ssible electric shock hazard The machine may only be opened by authorized service personnel WARNING Compressed gasses are considered Dangerous Goods Hazardous Materials per I A T A and D O T regulatio...

Page 116: ...The APL Valve and PAW gauge numerics are for reference only Calibrated patient airway pressure is available on the ventilator screen NOTE If the machine should show faults during the initial calibrati...

Page 117: ...horoughly before performing the procedure 8 Before removing or replacing any circuit boards disconnect the AS3000 from line power switch the Mains Switch to the OFF position and disconnect the negativ...

Page 118: ...calibration NOTE The O2 sensor voltage is displayed during the calibration This is the amplified O2 cell voltage at the A D converter for the oxygen sensor The O2 sensor voltage is not displayed for U...

Page 119: ...urce to the AS3000 6 Set the pressure on the pressure regulator to between 25 1 and 25 7 psi by pulling down on the pressure regulator knob and rotating it until the desired pressure is reached see FI...

Page 120: ...2 c Use the AS3000 Test Plug to block the Bag Port see FIGURE 5 3 d Set the APL Valve to 70 cmH2O e With the Fresh Gas flow set to 100 mL min press the O2 Flush button Verify that the Paw gauge reads...

Page 121: ...libration to 0 and select Done to begin calibration Successful calibration will be confirmed by illuminating the corresponding calibration value yellow If the calibration value illuminates red recalib...

Page 122: ...Expiratory valve disks b Connect a breathing circuit to the Breathing System see FIGURE 5 5 c Connect a 3L bag to the Y fitting NOTE A 2 3L bag can be used in place of a 3L bag d Select Continue 2 Cal...

Page 123: ...683 AS3000 Service Manual 5 5 5 Paw Sensor 1 0 cmH2O Calibration FIGURE 5 6 Removing the 3L bag a Remove the 3L bag from the breathing circuit b Set the APL Valve to 0 cmH2O c Select Continue to start...

Page 124: ...the O2 Flush Valve and O2 Flow Meter to maintain pressure at 30 0 0 2 cmH2O on the Pressure Meter e Select Continue to start calibration f Follow the on screen instructions 5 5 6 PEEP Valve FIGURE 5...

Page 125: ...ating the corresponding calibration value yellow If the calibration value illuminates red recalibrate the value until it successfully calibrated f Set the onscreen calibration value to 1 g Raise the f...

Page 126: ...Continue to prompt to the next screen 5 5 8 3 Safety Valve leakage detection The Safety Valve leak detection test will start automatically After finishing the result of the test will be displayed on...

Page 127: ...Calibration Procedures Calibration 5 14 0070 10 0683 AS3000 Service Manual This page intentionally left blank...

Page 128: ...stments are required only after replacing one or both of the active devices The manufacturer is not responsible for component failure or loss resulting from the use of stated consumables beyond their...

Page 129: ...scavenger hose to the APL Valve 0004 00 0095 is not damaged Drain any moisture 7 Verify that the O2 N2O AIR VAC and EVAC Supply Hoses as applicable are not damaged 8 Verify that the AC line cord is no...

Page 130: ...eck replace 0354 00 0182 11 Gasket Bellows canister base 1 replace replace 0354 00 0191 12 Absorber canister Seal 3 check replace 0354 00 0183 original 1 2 check check replace replace 047 002850 00 re...

Page 131: ...breathing system check valve becoming sticky Cleaning the check valve will resolve this issue Perform this cleaning procedure at least every 12 months NOTE Plastic gloves should be worn when handling...

Page 132: ...to the unlocked position 2 Remove 2 Absorber Canister Assemblies 3 Remove Absorber Hose from port on Absorber Mount Assembly 4 Remove 2 4mm hex screws securing the Absorber Locking Mechanism to the r...

Page 133: ...ods 2 Remove the 2 Absorber Guide Rods by unscrewing them from the Breathing System Block 3 Remove Gasket and Screen from Absorber Mounting Plate 4 Remove 3 philips head screws with 3 associated washe...

Page 134: ...llows Cover Airway Pressure PAW Gauge Bellows Bellows Cover Base Gasket O2 Sensor Assembly Inspiratory Check Valve Assy Drive Gas Tube CGO Hose Heater Cable Pneumatc Hose Scavenger Hose Bellows Suppor...

Page 135: ...curing the bottom block of the Breathing System Save the screws 2 Remove the bottom block of the Breathing System by inserting a standard 12mm socket into the Absorber Port to hold down the block Pull...

Page 136: ...der check valve and valve seat 3 Clean check valve valve seat and valve holder using a cloth or equivalent moistened with isopropyl alcohol 4 Re assemble check valve valve seat and valve holder 5 Appl...

Page 137: ...ct gaskets and secure bottom block 1 Inspect all internal gaskets and make sure they are seated properly 2 Secure the bottom block with the original 15 3mm hex screws Loosely install all 15 screws Tig...

Page 138: ...he threads of 2 Absorber Guide Rods 4 Install rods into block until rod height is 314 0 5 mm old style breathing systems or 303 0 25 mm new style breathing systems see FIGURE 6 9 FIGURE 6 8 Absorber C...

Page 139: ...all Absorber Hose onto Absorber Hose Port 5 Install Absorber Locking Mechanism onto guide rods noting the silk screening must face the front of the block When assembling put the locking mechanism leve...

Page 140: ...id batteries used in the system are maintenance free They will perform reliably provided that they are kept in the charged state 4 Disposal of batteries should be conducted in accordance with local re...

Page 141: ...displayed on the Pressure Meter is between 23 9 and 26 8 psi 7 Remove the drive pressure source from the AS3000 8 Remove the Pressure Meter and reconnect the input hose to the Proportional Valve 9 Rec...

Page 142: ...min 4 Lower the N2O flow to minimum For 02 units 1 Set all flow control knobs to minimum 2 Set the flow of O2 to 1 L min 3 Open the N2O flow knob and verify that the N2O flow will not increase higher...

Page 143: ...Functional Tests Periodic Maintenance 6 16 0070 10 0683 AS3000 Service Manual FIGURE 6 12 Leak Test Setup 2 Select Continue to start the test FIGURE 6 13 Safety Valve Test Setup...

Page 144: ...7 Periodic Maintenance Functional Tests FIGURE 6 14 Safety Valve Test in Progress FIGURE 6 15 Safety Valve Test Passed Message 3 After 3 seconds the screen will prompt to the Leak Test 6 8 4 3 Leak Te...

Page 145: ...Functional Tests Periodic Maintenance 6 18 0070 10 0683 AS3000 Service Manual 2 Select Continue to start the test FIGURE 6 16 Leak Test Setup FIGURE 6 17 Leak Test in Progress...

Page 146: ...AS3000 Service Manual 0070 10 0683 6 19 Periodic Maintenance Functional Tests 3 Select Continue to prompt to the Compliance Test FIGURE 6 18 Leak Test Results...

Page 147: ...c Maintenance 6 20 0070 10 0683 AS3000 Service Manual 6 8 4 4 Compliance Test 1 Follow the on screen instructions 2 Select Continue to start the test FIGURE 6 19 Compliance Test Setup FIGURE 6 20 Comp...

Page 148: ...re at 50 10 psi 2 Power ON the AS3000 3 Attach a reusable silicone rubber breathing circuit to the Breathing System NOTE For testing purposes always use a reusable breathing circuit 4 Tightly connect...

Page 149: ...r the Start Calibration button has been selected the screen shown in FIGURE 6 23 will be displayed instructing the user to remove the oxygen sensor from the Breathing System and expose it to room air...

Page 150: ...If the calibration fails the screen shown in FIGURE 6 26 will be displayed instructing the user to either repeat the calibration by selecting the Repeat Cal button or to replace the oxygen sensor If...

Page 151: ...icates cylinder pressure 4 Close the O2 cylinder 5 The O2 cylinder pressure gauge should not drop more than 10 of its initial pressure over 1 minute 6 8 5 3 AIR Cylinder Leak Test 1 Remove the AIR lin...

Page 152: ...the O2 line source 5 The O2 line pressure gauge should not fall more than 2 psi in 20 seconds 6 Reconnect the O2 line pressure and remove the pinch in the hose 6 8 5 7 AIR Line Pressure Leak Test 1 R...

Page 153: ...0 2 Connect only the AIR line pressure hose to the AS3000 from the wall supply Leave all other line pressure hoses disconnected 3 With the AS3000 powered OFF rotate the AIR flow control knob to ensure...

Page 154: ...the test lung 6 8 7 2 Manual Mode Ventilation Test 1 Set the Ventilation Mode to MANUAL 2 Set the APL Valve to approximately 25 cmH2O Push the O2 Flush button to fill the breathing bag 3 Set the AIR f...

Page 155: ...al Volume Mean or Plateau Pressure Resp rate and minute volume values appear on the screen 8 Verify the Tidal Volume display is within 15 of the set value within approximately 1 minute from the start...

Page 156: ...form Tidal Volume Mean or Plateau Pressure Resp rate and minute volume values appear on the screen 8 Verify the Tidal Volume display is within 25ml or 15 of the delivered volume whichever is greater m...

Page 157: ...O and AIR flow rates to minimum flow 5 Set the ventilator controls to 6 Select PCV to begin ventilation 7 Verify the Peak Pressure reading of the display is within 4 cmH2O of the Peak Pressure measure...

Page 158: ...o begin ventilation 7 Begin triggering breaths by slightly squeezing the test lung and releasing Maintain a continuous breath rate 8 Verify that a pressure waveform and all ventilation parameters appe...

Page 159: ...6 Set the O2 flow to 2 L min and set the N2O and AIR flow rates to minimum flow 7 Set the ventilator controls to 8 Select CMV to begin ventilation 6 8 8 2 Low FiO2 Alarm Test 1 Set the low FiO2 Alarm...

Page 160: ...est setting 2 Set the PAW high alarm limit set point about 5 to 8 digits below the Peak Pressure displayed on the upper left of the screen 3 Verify the following high peak pressure alarms activate a H...

Page 161: ...Test the Line Voltage Alarm 1 Before starting this test verify that the battery is fully charged The battery icon in the upper right corner of the screen is solid when the battery is fully charged 2...

Page 162: ...uge 3 Set the suction regulator s selection dial to REGULATE 4 Verify the suction vacuum is adjustable on the regulator s gauge 5 Set the suction regulator s selection dial to OFF 6 8 10 Vaporizers 6...

Page 163: ...lling past the indicator line on the vaporizer 9 Test the vaporizer accuracy per the Dr ger Vapor 2000 instructions See section 6 8 10 4 or see the appropriate vaporizer manual for testing details 10...

Page 164: ...available 9 Check 0 and T marks 1 vol 4 vol and at least three other concentrations 10 Adjust control dial on the vaporizer 11 Read concentration after it has reached steady state 12 Correct measured...

Page 165: ...the rear of the AS3000 2 Plug the AS3000 into a Safety Analyzer 3 Connect the case ground lead of the analyzer to the U blade ground of one of the convenience receptacles Perform the following tests w...

Page 166: ...achine in successive cases this checkout need not be repeated or may be abbreviated after the initial checkout 1 Inspect the system for a Identification number b Valid inspection sticker c Damage to f...

Page 167: ...l valves are off b Vaporizers are off c Vaporizers are filled d Vaporizer Filler caps are sealed tightly 5 Check oxygen O2 cylinder supply a Disconnect line pressure hoses if connected and return the...

Page 168: ...rd System For 01 units a Attempt to create hypoxic O2 N2O mixture by slowly opening the N2O Flow Control Valve b Continue to increase the N2O flow and observe O2 and N2O rise in proportion to maintain...

Page 169: ...e using the flow control knobs b Close the O2 gas cylinder using the Tank Wrench c Verify that the O2 and N2O flows fall to zero d Verify that An alarm tone sounds The alarm message O2 Supply Failure...

Page 170: ...e Verify that the test lung inflates and deflates to approximately 20 cmH2O pressure f Verify that tidal volume resp rate minute volume and PEEP values appear on the screen g Verify that the FiO2 rea...

Page 171: ...w d Verify the following Low FiO2 alarm signals activate within three ventilation cycles Low FiO2 message appears on the screen An alarm tone sounds e Set the Low FiO2 alarm limit to 18 Verify the ala...

Page 172: ...nds a Set the PAW low alarm limit to 12 cmH2O b Verify the alarm signals cease 23 Low MV and APNEA Alarm Test a Set the PAW low alarm to the lowest setting b Set the PAW high alarm limit set point abo...

Page 173: ...for equipment to be used NOTE The following step should be performed every 3 days or when prompted by the machine 28 Perform the Oxygen Sensor Calibration Refer to section 6 8 4 6 pg 6 22 Oxygen Sens...

Page 174: ...at 800 288 2121 ext 8116 for Technical Support or 201 995 8000 for assistance in determining the nearest field service location Please include the instrument model number the serial number and a desc...

Page 175: ...Phone Numbers and How To Get Assistance Periodic Maintenance 6 48 0070 10 0683 AS3000 Service Manual This page intentionally left blank...

Page 176: ...indray DS USA Inc warrants that its products will be free from defects in workmanship and materials for a period of one 1 year from the date of purchase except that disposable or one time use products...

Page 177: ...reight prepaid to Mindray DS USA Inc Mahwah New Jersey 07430 Mindray DS USA Inc shall not have any responsibility in the event of loss or damage in transit Calibration may be performed without the nee...

Page 178: ...AS3000 Service Manual 0070 10 0683 7 3 Warranty Manufacturer s Responsibility This page intentionally left blank...

Page 179: ...0070 10 0683 Rev K August 8 2014...

Page 180: ...don Cambridgeshire PE29 6SZ United Kingdom Tel 01480 416840 Fax 01480 436588 Mindray Medical France SARL Europarc Cr teil 123 Chemin des Bassins 94035 Cr teil Cedex France Tel 0 1 45 13 91 50 Fax 0 1...

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