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AS3000 Service Manual

1. a li a 0 f kod Q 70104 LIS Co tongxun E CA e 83 U S E o ee nr ep Oo e u FIGURE 4 11 User Interface Rearview 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings 4 3 5 1 User Interface Parts List FIG NO DESCRIPTION PART NUMBER 74 LCD Display 0160 00 0119 75 Keypad Overlay 033 1 00 0139 76 Knob Navigator 0366 00 0136 77 PC Board RS232 0671 00 0111 78 Cable Comm PC Board to Display Panel 0012 00 1774 79 Speaker Assembly 0119 00 0230 80 Inverter LCD 0671 00 0112 81 Cable 20104 PC Board to Display 0012 00 1776 82 Communications Board 0671 00 0109 M31 051 000483 00 M32 M33 83 PC104 Board 067 1 00 0276 M31 051 000518 00 M32 050 000359 00 M33 20104 Board old N A Display Assembly 0997 00 0620 M31 021 000026 00 M32 115 005982 00 M33 The PC104 Board old is not available as an individual spare part If replacement is required the complete Display assembly will have to be replaced FIGURE 4 12 Old Style PC104 B
2. 4 1 Exchange Program 2 iet ene den tint DAR cov a thee e a HER ERE En ede du eu OE a NEARE Aaa 4 1 Replacement Parts Pricing Information esses ene eterne n nnns 1 Ordering Information 2 Isometric Drawings e E ett e tati toe eH RR Pii te cade E ide re t 3 GI E 4 3 Chassis Parts Lise s e EORR CO RM UG atte rose festen 4 5 ii 0070 10 0683 AS3000 Service Manual Breathing System Breathing System Parts Electric Box Electric Box Parts List Gas Circuit Box Gas Circuit Box Parts at e Ree e e I de dee gedd 4 14 15 16 16 User Interface User Interface Parts List Flowmeter Flowmeter Parts Ust Table of Contents ln 4 12 12 13 11 13 Calibration 6 ee er sen eee eoa osea va ee o oe esso svo neon ov ao o seo s eso oe aae se oosdasassosseeseeeeosetossessseesessessses ER Introduction Calibration Warnings Precautions and Notes ss sessssssssseiseiseisttsteettstrerstietrstestsersrserstrstrerrerstinerenrnersett Warnings sses Couttons Test Equipment and Special Tools Calibration Procedures Oxygen Sensor Calibration DC M Proportional Valve Regulator Calibration 5 rtr A ERR PA Per teft ate Flow Sen
3. a oj 1 8 2222222222222222222222222 FIGURE 1 2 AS3000 Front View Da 1 Monitor Arm The Monitor Arm 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 Navigator Knob enable the user to power up the system silence alarms access menu tabs and switch between manual and mechanic ventilation AS3000 Service Manual 0070 10 0683 1 3 Components Theory of Operation 3 Ul Arm The UI Arm provides support for the user interface assembly It can easily rotate for more convenient viewing 4 Oxygen Sensor The Oxygen Sensor monitors the oxygen concentration of the inspired gas of the Breathing System 5 Breathing System The Breathing System s main function is to store anesthetic gas oxygen and air vent exhaust gas and absorb carbon dioxide It connects directly to the respiratory passage to help complete the breathing process 6 CGO Common Gas Outlet Subassembly Mixed gas composed of O5 AIR N2O and anesthetic agent connects to the patient s Breathing System via a flexible tube from the CGO Subassembly 7 O Flush Valve The Op Flush Valve is located o
4. 18 19 6 wb o m EE 9 31 e g Bed 20 30 it ei e E 9 29 e Kee ZS 21 LI e g 0 ls 27 DD d Q2 26 25 d 23 H 24 FIGURE 4 2 AS3000 Rearview 4 4 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings 4 3 1 1 Chassis Parts List FIG NO DESCRIPTION PART NUMBER Arm Monitor 0436 00 0248 2 User Interface Assembly 0997 00 0620 M31 021 000026 00 M32 115 005982 00 M33 3 Aux Gas Assembly 0997 00 0634 4 Channel Left Side 0436 00 0250 5 Breathing System 115 005967 00 6 Absorber Canister Assembly 0997 00 0629 original 115 005724 00 revised 7 92 Flush Valve Assembly 0104 00 0064 8 Scavenger System AS3000 0992 00 0279 9 Drawer Assembly 0441 00 0206 10 Gauge NO Line Pressure 0118 00 0039 11 Gauge AIR Line Pressure 0118 00 0040 12 Gauge Oo Line Pressure 0118 00 0041 13 Gauge N2O High Pressure 0118 00 0042 14 Gauge AIR High Pressure 0118 00 0036 15 Gauge O High Pressure 0118 00 0037 16 Switch Mains external 0261 00 0220 Switch Mains internal 0261 00 0218 17 Vaporizer Mount 0997 00 0616 18 Rail Right Side 0436 00 0251 19 Fuse 2A 250 0159 00 0057 20 Vaporizer Storage Mount 0436 00 0221 21 Fuse 10A 250V 0159 00 0058 22 L
5. E j 7 7 Patient pare Due sie cl PN Se Breathing NE l cz dp System ERA ES cm SS bd Solenoid Z 4 ve IT VV y o dh Si Er J Ventilator i Fresh Gas f i i i FIGURE 1 31 Breathing System Pneumatics Manual Mode Expiration 1 38 0070 10 0683 AS3000 Service Manual Theory of Operation 1 9 5 1 9 6 1 9 7 1 9 7 1 1 9 7 2 1 9 7 3 1 9 7 4 1 9 7 5 The Breathing System Pneumatic PEEP The PEEP valve regulates the pressure at which the exhaust valve opens therefore the exhaust valve opens only when the pressure exceeds the set PEEP pressure Ventilator in Standby When the AS3000 is in the standby mode monitoring will be inactive The patient should not be ventilated when the system is in standby mode Breathing System Components Ventilation Bellows System The ventilator s driving system is a flow generator Driving gas fills the bellows dome to compress the bellows The breathing gas is pressed out of the bellows into the patient breathing circuit The bellows is refilled with fresh gas and the expired gas from the patient Manual Breathing Bag In manual mode this device acts as a normal breathing bag enabling the user to ventilate the patient manually In mechanical ventilation mode this bag is cut off from the breathing circuit by the r
6. il CN J AA FIGURE 4 6 Breathing System Exploded Bottom View AS3000 Service Manual 0070 10 0683 4 9 Isometric Drawings Replacement Parts and Accessories MAX Levey L FIGURE 4 7 Absorber Canister Exploded View 4 10 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories 4 3 2 1 Breathing System Parts List Isometric Drawings FIG NO DESCRIPTION PART NUMBER 32 Common Gas Outlet Assembly 0997 00 0633 33 O Sensor 0600 00 0149 34 Airway Pressure Gauge 0118 00 0038 35 Bag Arm Tall 0009 00 0013 36 APL Valve 0104 00 0065 37 Absorber Canister Assembly 0997 00 0629 original 115 005724 00 revised 38 Breathing System Pneumatics Hose 082 000387 00 39 Breathing System Support Arm 0436 00 0253 40 O Sensor cable 0012 00 1775 41 Cable Heater 0012 00 1780 42 Drive Gas Hose 0004 00 0098 43 AGSS Transfer Hose 0004 00 0095 44 O Sensor Interface 0198 00 0080 45 O Ring 6 x 1 8 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 LE Valves 0352 00 0068 49 Gasket E Valves 0354 00 0192 50 Frame LE Valve 0352 00 0069 51 Disc Ceramic I E Valve 0354 00 0182 52 O Port Plug 0198 00 0083 53 Cover Bellows 0198 00 0079 54 Bellows Assembly 115 0
7. Pressure FIGURE 1 29 Breathing System Pneumatics CMV Mode Expiration AS3000 Service Manual 0070 10 0683 1 37 The Breathing System Theory of Operation 1 9 3 Manual mode inspiration As the breathing bag is compressed the gas is directed to the patient Pressures exceeding the set value of the APL Valve will pass through the APL Valve the AGSS VA Poa Patient Dee Kiem sekal X des CZ s Breathing Valve AGSS 7 SU w em i System Seet 2 21120 Ventilator FIGURE 1 30 Breathing System Pneumatics Manual Mode Inspiration 1 9 4 Manual mode expiration As the patient exhales tidal volume into the expiratory limb fresh gas enters the Breathing System Fresh gas mixes with exhaled gas after the Absorber removes CO Excess fresh gas passes through the exhaust valve to the AGSS P
8. ien e ee ette ere her echten coded gene dob a eher e do ode en e Rau 6 39 Phone Numbers and How To Get Assistance s sssesseiseieeisetsreiteiseretisererrstrstserstrstrsrereirrtsersnrersrestrstret 6 47 Warranty T C AEN Warranty Statements oic ere ir Hr E RE e FO a FERME ED ep e RE EUN 7 1 KETTEN 7 2 Product Improvements a 7 2 Manufacturer s Responsibility 7 2 AS3000 Service Manual 0070 10 0683 Table of Contents This page intentionally left blank vi 0070 10 0683 AS3000 Service Manual Foreword Introduction Foreword This Service Manual is intended as a guide for technically qualified personnel performing repair and calibration procedures Warnings Cautions and Notes Please read and adhere to all warnings cautions and notes listed here and in the appropriate areas throughout this manual A WARNING is provided to alert the user to potential serious outcomes death injury or serious adverse events to the patient or the user A CAUTION is provided to alert the user to use special care necessary
9. 1 36 Ventilator pneumatic drive searen Docet etre ib rere tet oy dea Sedi AE 36 Drive Pressure High pressure regulator 36 Gas EEN 36 Tobe colot coding 755 otra 25585848777 1 36 The Breathing System nrc Ri p eR HD Tere vede t e a n I RR ERR 1 37 CMV mode inspiration s iiir Pte ER P EAE he ae eei RS 1 37 CMY mode expiration EE 1 37 Manual mode inspiration he AE E Re Ee AEN 1 38 Manual mode expiration ient i 858 etg 888 lese Io o CRT ARD SE 1 38 Pneumatic PEEP 5 eie trie ten etam t ba iria ete t 1 39 Ventilator in Standby 1 39 Breathing System Components 1 39 Ventilation Bellows Systemi synina e Ee c HEU mee t ie eder deba ded 1 39 AS3000 Service Manual 0070 10 0683 i Table of Contents Manual Breathing Bag eere 1 39 COs Absorber vei ee E RO FO e ED Rees NE ERG EPA E RR DRE 1 39 Inspiratory arid Expiratory Valves o tee ee t Rp ERE re E 1 39 APL Airway Pressure Limiting valve esses nemen 1 39 Installation Guide 2 T Delivery of The New Anesthesia Machine 2 1 Assemblyus ceci von 2725 2 4713021010775535 585 85435784835
10. with Qdrive gas driving gas flow Vu generated tidal volume T time Tube color coding All the pneumatic tubes used in the AS3000 are color coded for use in the United States only GAS US STANDARD Oo Green N20 Blue AIR Yellow 0070 10 0683 AS3000 Service Manual Theory of Operation 1 9 19 1 1 9 2 The Breathing System The Breathing System CMV mode inspiration Tidal volume T Vol compensates for variations in gas flow This is to ensure that the set tidal volume is delivered to the patient Patient Breathing System AGSS Ventilator FIGURE 1 28 Breathing System Pneumatics CMV Mode Inspiration CMV mode expiration As the patient exhales tidal volume into the expiratory limb fresh gas enters the bellows Fresh gas mixes with exhaled gas after the Absorber removes CO Excess fresh gas passes through the exhaust valve to the AGSS Exp Valve E 3 7 Absorber i Exhaust Patient Canister AS Valve M Breathing Valve asss a System pcr Electre PEEP Control Valve MUN E Ventilator
11. 3 Attach a Vent Tester between the EXP port and the expiratory hose 4 Set the 02 flow to 2 L min and set the N2O and AIR flow rates to minimum flow 5 Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Adult Ventilation Mode CMV Tidal Volume Vy 600 Breath Rate freq 8 I E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP Off 6 Select CMV again to begin ventilation 7 Verify that the pressure waveform Tidal 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 of ventilation 9 Verify the Tidal Volume display is within 15 of the delivered volume measured with the Vent Tester within approximately 1 minute from the start of ventilation 10 Verify the measured O concentration is at least 97 after 5 minutes Set the AIR flow to 3 L min and set the N2O and Oz flow rates to minimum flow 12 Verify the measured O concentration is 21 3 vol after 5 minutes 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 7 6 CMV Child Ventilation Mode Test 1 Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit 2 Attach an adult test lung to the Y fitting of the breathing circuit NOTE Limit the volume in the test lung to provide sufficient airway pressure to sat
12. 6 Set the O flow to 2 L min and set the N2O and AIR flow rates to minimum flow 7 Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Dee Ad 0 Ventilation Mode CMV Tidal Volume Vy 600 Breath Rate freq 8 E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP Off 8 Select CMV to begin ventilation 6 8 8 2 Low FiO Alarm Test l Set the low FiO2 Alarm limit to 50 Oo 2 Set the AIR flow control valve to 5 L min 3 Set the FiO flow controller to minimum flow 4 Verify the following Low FiO alarm signals activate within three ventilation cycles Low FiO message appears on the screen e An alarm tone sounds 5 Set the Low FiO alarm limit to 18 6 Verify the alarm signals cease 6 32 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 8 3 High FiO Alarm Test 1 2 3 4 5 6 Set the high FiOz Alarm limit to 49 Oo Set the FiO flow control valve to 5 L min Set the AIR flow controller to minimum Verify the following High PO alarm signals activate e High FiO message appears on the screen e An alarm tone sounds Set the high 71092 alarm limit to the max setting Verify the alarm signals cease 6 8 8 4 Peak Pressure Alarms Test AS3000 Service Manual Set the PAW low alarm to the lowest setting Set the PAW high alarm limit set point about 5 to 8 digits below the Peak Pressure displayed on the u
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14. Heater Power J1 PIN NAME FUNCTION 6 GND Power Ground 7 5 Controller Power Output Enable 8 24V Heater Power Supply 9 PBUS Power Bus No Connection Power Control J2 PIN NAME FUNCTION ls 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_M Battery Monitor signal AS3000 Service Manual 0070 10 0683 1 27 Ventilator Control and Drive 1 5 3 1 5 4 Power Control J2 Continued Theory of Operation PIN NAME FUNCTION 8 APE Auxiliary Power Enable 9 CHAR_SIGNAL Charge Status No connection 10 MUTE Mute No connection Power Switch J5 PIN NAME FUNCTION 1 GND Ground NC No Connection PWON Power On Enable Low active Test Point definitions DESIGNATOR NAME FUNCTION TI 24 24V DC Input T2 PWBUS Power Bus T3 A12V Analogue 12V 14 212 Power 12V T5 5 Logic Power 5 T6 5V 4 8V Power 5V 4 8V 17 BAT Battery Input T8 30v 30V for charger T9 PWAUX Power Auxiliary T10 CHARGE Charge Status T11 5VAUX 5V Auxiliary T12 VRs Charger Feedback Led Designation DESIGNATOR LED COLOR STATUS FUNCTION DS GREEN 24 DC available DS2 GREEN Power Bus On DS3 GREEN Charge Battery The sealed lead acid battery is maintenance free and has a maximum recharge time of 8 hours when
15. Installation Guide Assembly NOTE The AS3000 Breathing System Block is matched to the AS3000 it is attached to by calibration and installation After removing the Breathing System Block from the Mounting Arm of the AS3000 assure that the Breathing System Block is returned to the same AS3000 that it came from originally Unpacking l Inspect the two boxes for any damage check the tip watches and report any damage or sign of tipping to the dispatcher Ensure the serial numbers on both carton labels match prior to assembling the system Remove the shipping straps and caps from the 2 boxes Remove the foam from inside the top of the box Remove the Corrugated box from around AS3000 Remove the bag and shrink wrap from around AS3000 Remove the foam from AS3000 casters Breathing System and Breathing System Accessories FIGURE 2 1 The AS3000 and accessories AGSS 2 Breathing System 3 User Interface Mounting Arm 4 User Interface 5 Patient Monitor Mounting Arm 6 O Cable 7 Pneumatic Hose Assembly 8 Heater Cable 9 Drive Gas 10 Breathing System Mounting Arm 11 AGSS Transfer Hose 12 CGO Port 0070 10 0683 AS3000 Service Manual Installation Guide Assembly 2 2 2 1 Attaching the Mounting Arms and User Interface see
16. freq 8 I E Ratio FE 1 2 PEEP PEEP Off Inspiratory Slope Tslope 0 5 c Select PCV to begin ventilation d Verify that the PEAK Pressure settles within 4 of the set value within 3 breaths e Re activate CMV ventilation mode 20 Low FiO Alarm Test a Set the low FiO Alarm limit to 50 02 b Set the AIR flow control valve to 5 L min Set the 71092 flow controller to minimum flow d Verify the following Low FiO alarm signals activate within three ventilation cycles e Low FiO message appears on the screen e An alarm tone sounds e Set the Low FiO alarm limit to 18 e Verify the alarm signals stop activating 21 High FiO Alarm Test a Set the high FiO Alarm limit to 49 Oo b Set the FiO gt flow control valve to 5 L min c Set the AIR flow controller to minimum d Verify the following High 71092 alarm signals activate e High FiO message appears on the screen e An alarm tone sounds e Set the high 17102 alarm limit to the max setting e Verify the alarm signals stop activating 6 44 0070 10 0683 AS3000 Service Manual Periodic Maintenance Preoperative Checklist 22 High and Low PAW Alarm Test 23 AS3000 Service Manual d a b Set the PAW low alarm to the lowest setting 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 Verify the following high peak pressure alarms activate High
17. 0683 6 45 Preoperative Checklist 46 Periodic Maintenance 24 Place the system in STANDBY mode 25 Check for appropriate level of patient suction 26 Check connect and calibrate other electronic monitors 27 Turn on and set other appropriate alarms 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 Sensor Calibration NOTE The following step should be performed weekly or whenever a new vaporizer is installed or when CO absorbent is replaced 29 Test for leaks in the machine and vaporizers by performing the High Pressure Leak Test as described in step 15 of this section 0070 10 0683 AS3000 Service Manual Periodic Maintenance Phone Numbers and How To Get Assistance 6 11 Phone Numbers and How To Get Assistance A network of service representatives and factory trained distributors is available Prior to requesting service perform a complete operational check of the instrument to verify proper control settings If operational problems continue to exist contact the Service Department 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 description of the problem with all requests for service Warranty quest
18. 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive Inspire Valve J12 PIN NAME FUNCTION 1 2 24V 24V 3 4 Valexp inspire Valve Drive Man Auto Valve J14 PIN NAME FUNCTION 1 24V 24V 2 Valman Manual Auto Valve Drive Signals and Power of Sensor Board J13 PIN NAME FUNCTION l 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 Z Pgas Pressure gas supply status 8 GND Ground AGND Analog Ground 10 AGND Analog Ground 11 P24V Power 24V 12 P24V Power 24V 13 P24V Power 24V 14 P12V Power 12V 15 P12V Power 12 16 25 Power 5 17 25 Power 5 18 Inhale Inspire Valve 19 Man MANUAL AUTO Valve 20 Exhale Expire Valve 21 Exhale Expire Valve 22 AGND Analog Ground 23 AGND Analog Ground 24 AGND Analog Ground 25 AGND Analog Ground AS3000 Service Manual 0070 10 0683 1 25 Ventilator Control and Drive 1 5 2 Power Management Theory of Operation Power management 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 and the charging discharging control for the battery 140 mm Gomes ZPS d OF T d S Es ee eee cay ch
19. 15 Oxygen Sensor Calibration Progress Bar Calibrating E FIGURE 2 17 Oxygen Sensor Calibration Progress Bar UI versions 2 24 and lower AS3000 Service Manual Installation Guide Installation Checkout Procedure 16 Proceed based on one of the following two conditions If the calibration is successful the screen shown in FIGURE 2 18 will be displayed instructing the user to reinstall the oxygen sensor into the Breathing System Select the Done button to complete the process If the calibration fails the screen shown in FIGURE 2 19 will be displayed instructing the user to either repeat the calibration by selecting the Repeat Cal button or to replace the oxygen sensor If the oxygen sensor must be replaced select the Exit button replace the oxygen sensor using a push and turn motion and then repeat the calibration Calibration successful Calibration failed C Reinstall the sensor into breathing Repeat Calibration one more time or system after calibration Replace Sensor FIGURE 2 18 Oxygen Sensor FIGURE 2 19 Oxygen Sensor Calibration Successful Calibration Failed 17 Verify that the APNEA alarm activates in Manual mode a Press the MANUAL AUTO key b After 60 seconds verify that an alarm tone sounds the alarm message APNEA is displayed in red text 18 Verify that CMV ADULT ventilator mode operates and that the tidal volume display reads within 15
20. 2 Breathing System and Breathing System Accessories 2 Attaching the Mounting Arms and User Interface 3 Breathing System Connections oe E hea 3 Anesthesia System Connechons ee een e nennen rennen eren eren iens 2 3 Tank Wrench and Preoperation Checklisk 1 LEER robe bu te I RES 2 4 Patient Suction Regulator and Am eoe b ree ee enema tete e e nete etai oa kerais 2 4 suction Canister Bracket 2 oes 28222245828 2 4 Utility Tray Monitor Mounting Arm with Utility Hook s cse 2 4 Vaporizers dirette tesi der e ee tb reste e P es Ice ER ede n Piet eb dag 4 High Pressure Hoses 5 Emergency Cylinder s 5 Breathing Circuit 502 Absorbent and Liquid Vaporizer Agent 2 5 Monitoring Products Mounting and Electrical Connection sees 2 6 Agent Monitor Waste Gas Scavenging 2 6 Oxygen Sensor Galibrations s s ERE a eR TREES OP tU edu eg 2 6 Installation Checkout Procedure rte hr the eter ebbe eite pi i rete ENEE ibo ids 8 Repair Information 1 levet Warnings and Ca tionisz eia REN t i e e Do te 3 2 71110 5 775 55555757585588438858758535885 8558 85888 2
21. 2000 t p e SH ka LJ LF be L Do m Lf Bef OO OO nn lt 14 ZELLLTL Le Ce w He ze keet WS sag oom SS EO Boo 7 0770 pu bus 1 rapa s d lt _ lt 11 32 an e z n 4 01321 mm FIGURE 1 18 Power Board Top View R45 AC DN ooo DE DI eis oom oo z H w Lis n oo R37 rae c g 70000 ooo 00001 a gt 6 a gt D u o o u oe M gt 0107 c32 IS Bg noon onu Boog paa Ta CERS R12 RER Ria O ORAS Ss en Dime Od ee o o Bim dd 700001 o B a EJ LI On i LE Sea ER 9 9 O Dies u o oon n Oo 0 0 Sson M FIGURE 1 19 Power Board Bottom View 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive Power Board Battery input J4 PIN NAME FUNCTION 1 BAT Battery Input 5 Power Ground BATTEST Battery test input DC24V Power input J3 PIN NAME FUNCTION 4 GND Power Ground 5 GND Power Ground 6 24V Power input Zi 24V Power input DC Power output J2 PIN NAME FUNCTION l GND Power Ground 2 5V Controller Logic Power 3 212 Power 12V A PWBUS Power Bus 24V 5 GND Analog Ground 6 A12V Analog 12V 7 5V 4 8V Power 5V 4 8V
22. Airway Pressure message appears on the screen An alarm tone sounds Inspiration ends and expiration begins as the pressure meets the high alarm limit Set the PAW high alarm limit set point to 65 cmH OC Verify the alarms signals cease Set the PAW low alarm limit set point to 50 cmH2O Verify the following low peak pressure alarms activate Low Airway Pressure message appears on the screen An alarm tone sounds Set the PAW low alarm limit to 12 cmH2O Verify the alarm signals cease Low MV and APNEA Alarm Test a b c Set the PAW low alarm to the lowest setting 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 Verify the following high peak pressure alarms activate High Airway Pressure message appears on the screen An alarm tone sounds Inspiration ends and expiration begins as the pressure meets the high alarm limit Set the PAW high alarm limit set point to 65 cmH5O Verify the alarms signals cease Set the PAW low alarm limit set point to 50 cmH2O Verify the following low peak pressure alarms activate Low Airway Pressure message appears on the screen An alarm tone sounds Set the PAW low alarm limit to 12 cmH2O Verify the alarm signals cease Press the MANUAL AUTO key After 60 seconds verify that e An alarm tone sounds the alarm message APNEA is displayed on screen 0070 10
23. Analyzer b c d petunt Connect one end of the Respiration Tube to the Common Gas Outlet on the AS3000 and the other to the inlet on the Flow Analyzer Certifier FA PLUS Set the Fresh Gas flow to O mL min Select Continue to start calibration Ensure that there is O flow on the Flow Analyzer Set the on screen calibration 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 recalibrate the value until it successfully calibrated Set the onscreen calibration value to 1 Raise the flow until it reads 1 00 on the Flow Analyzer using the Flow Meter Select Done to begin calibration Repeat steps f through h for all calibration values listed on the screen Ensure all successfully calibrate and illuminate yellow After all values are successfully calibrated select Finish Cal The AS3000 will confirm that calibration was successfully completed Select Done to return to the calibration screen When calibrating the Flow Meter use AIR if available otherwise use a combination of O and N20 to attain a flow of 15 L min 0070 10 0683 AS3000 Service Manual Calibration Calibration Procedures 5 5 8 Leakage detection 5 5 8 1 Startup leakage detection After restarting select Continue to enter the Leakage Detection screen Connect the Y fitting to the AS3000 s Test Port and use the AS3000
24. Check Valve xpiratory Valve Holder Check Valve Cover and Nut Valve Holder Cover and Nut APL Valve FIGURE 6 4 Breathing System AS3000 Service Manual 0070 10 0683 6 7 Check Valve Cleaning Periodic Maintenance 4 Remove Breathing System bottom block 1 Remove 15 3mm hex screws securing 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 the installed Absorber Hose Port to separate bottom block 3 Remove the 12mm socket from the Breathing System FIGURE 6 5 Absorber port 6 8 0070 10 0683 AS3000 Service Manual Periodic Maintenance 5 AS3000 Service Manual Check Valve Cleaning Remove and clean check valve 1 Using needle nose pliers remove the bellows check valve by gently inserting into round holes then prying loose 2 Separate valve holder 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 Apply silicone lubricant PN 0510 00 0021 to valve seat o ring 6 Gently re install bellows check valve assembly into port assuring that there is no damage to the o ring Push down until it bottoms out Bellows Check Valve FIGURE 6 6 Bellows check valve 0070 10 0683 6 9 Chec
25. D converter for the oxygen sensor The O sensor voltage is not displayed for UI versions 2 24 and lower Flush the O sensor with air from the auxiliary output for 5 10 seconds to ensure that no Os bubbles are trapped in the sensor Do not shake the O sensor during calibration Keep the O sensor in a vertical position connector side up during calibration Place the O sensor on top of the heated block during calibration to minimize the temperature difference from within the heated block 0070 10 0683 2 17 Installation Checkout Procedure Installation Guide NOTE If the system is going to be used during the calibration insert the O cell plug into the port from which the oxygen sensor was removed using a push 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 Remove the oxygen sensor from the breathing system Expose the sensor to room air for at least three minutes before proceeding 02 Sensor 0235 V FIGURE 2 14 Oxygen Sensor Calibration Instructions Remove the oxygen sensor from the breathing system Expose the sensor to room air for at least three minutes before proceeding EZB C s FIGURE 2 16 Oxygen Sensor Calibration Instructions UI versions 2 24 and lower 0070 10 0683 Calibrating EN 02 Sensor 0235 V FIGURE 2
26. FIGURE 2 1 1 Remove the mounting arms from small box and install them onto the AS3000 using a 3 mm allen wrench 2 Remove the keys from the parts box and unlock the AS3000 drawers and put parts box into top drawer 3 Remove the AGSS and Breathing System mount from the foam packaging and install them onto the AS3000 4 Remove the User Interface and slide it onto the User Interface mounting arm 5 Apply Loctite 243 to the User Interface cable jackscrews and jackposts Then connect the User Interface cable to the User Interface Ensure the jackscrews are securely tightened 2 2 2 2 Breathing System Connections see FIGURE 2 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 the Breathing System onto the arm on the left side of the AS3000 by attaching it to the installed bracket 4 Attach the Drive Gas Hose to the bottom port of the Breathing System 5 Attach the Heater cable into the port located on the bottom of the Breathing System 6 Install the Os Cell to the O3 Interface 7 Attach the O cell to the O2 cable and insert the cell into its designated port on the Breathing System 8 Attach the Pneumatic Hose Assembly to the designated port on the rear of the Breathing System 9 Attach the AGSS Transfer Hose to its designated port on the bottom of the Breathing System 2 2 2 5 Anesthe
27. PowerBus 12 PWBUS PowerBus 13 GND Ground 14 GND Ground 15 DC24V 0024 monitor 16 BATV Battery monitor 17 MUTE No connection 18 GND Ground 19 TTLTX TTL Transmit 20 232ATX RS232A Transmit 21 232BTX RS232B Transmit 22 GND Ground 23 PWBUS PowerBus 24 PWBUS PowerBus 25 GND Ground Signals and Power to Sensor Board J30 PIN NAME FUNCTION l 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 Pgas Pressure gas supply status 8 GND Ground 9 AGND Analog Ground 10 AGND Analog Ground 11 P24V Power 24V 12 P24V Power 24V 13 P24V Power 24V 14 P12V Power 12V 15 P12V Power 12 16 PSV Power 5V 17 PSV Power 5V 18 Inhale Inspire Valve 19 Man Manual AUTO Valve 20 Exhale Expire Valve 21 Exhale Expire Valve 22 AGND Analog Ground 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive Signals and Power to Sensor Board J30 Continued PIN NAME FUNCTION 23 AGND Analog Ground 24 AGND Analog Ground 25 AGND Analog Ground Bus to BDU J96 PIN NAME FUNCTION 1 3 5 5V Power 4 6 GND Ground Test Point Definition DESIGNATOR NAME FUNCTION RANGE TI 7192 ADC input of Os Sensor 0 25 0 51V In A
28. TP S gt B rE m D LA Cm Y Quo NC 5v oo ES B e FIGURE 1 24 Keyboard Board Top View AS3000 Service Manual 0070 10 0683 1 3 Ventilator UI Theory of Operation oo oo oo oo oo oo oo oo o oo FIGURE 1 25 Keyboard Board Bottom View 1 32 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Ul Keyboard Signals and Power of Keyboard J1 PIN NAME FUNCTION 1 ENPW Power Enable High active 2 GND Ground 3 PWON Power on Enable Low active 4 0024 0024 monitor 5 5VAUX 5V Auxiliary 6 BATV Battery monitor 7 APE Auxiliary Power Enable 8 MUTE No connection 9 GND Ground 10 GND 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 20 PWBUS PowerBus 2 PWBUS PowerBus 22 PWBUS PowerBus 23 PWBUS PowerBus 24 GND Ground 25 GND Ground PC104 Power output J6 PIN NAME FUNCTION l 5 Controller Logic Power 2 GND Power Ground 3 GND Power Ground 4 12V Power 12V No connection Backlight Power J2 PIN NAME FUNCTION l 12V Power output 2 12V Power output 3 GND Power Ground 4 GND Power Ground AS3000 Service Manual 0070 10 0683 1 33
29. Test Plug to block the Bag Port Adjust the APL Valve to 30 01720 and close the Flowmeter Then select Continue to prompt to the next screen 5 5 8 2 APL Valve leakage detection Follow the on screen instructions and use the O flush valve to pressurize the system Ensure that the bellows does not move while pressurizing the system Meanwhile observe the pressure gauge to ensure that the pressure exceeds 30 cmH gt O Release the O Flush Valve and observe whether the pressure displayed on pressure gauge stays within 25 35 cmH5O After passing the test select 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 the screen After passing the test select Continue to prompt to the next screen 5 5 8 4 Breathing System leakage detection Use the O Flush Valve to fill the bellow full with oxygen according to the prompt on the screen Select Continue to start the test After finishing the results of the test will be displayed on screen Leakage detection must be less than 400 mL min After passing the test select Continue to prompt to the next screen 5 5 9 Compliance detection Adjust the 02 Flowmeter to make the flow equal to 5 0 1 L min according to the prompt on the screen Select Continue to start the Compliance Detection test After finishing the results of the test will be displayed
30. anda ae acters i en aD ubt E N a E 6 13 Battery Replacement oreren Posset esee aa a a a eiaeiiai EEN 6 13 Functional Tests issih tee bo au ber te Ht tte deet EE N dt 6 13 Test Equipment and Special Tools Required emen 6 13 Pressure Regulator Checks teo eec eed es Ire OO obe Duet 6 14 Propornional EN E 6 14 Gas Delivery System Tests nsr e Hit E Eee Eee ete irte 6 14 Og Flush Verification aem ep toe ede ete eec e cde e eds 6 14 ONJO Kette weie oet Et deo e ees 6 15 StartUp rcc H RmEI 6 15 AS3000 Service Manual 0070 10 0683 iii Table of Contents System Sell Test sea 5 e etui e SERES leak Safety Valve EE Farm Compliance Testin Manual leak Test edite Ee eh aA Oxygen Sensor Calibration Pheumatic leak Tests MAR e addet tr tt e a e are attt ter ete ce title tetas N5O Gylinder Leak 1851 95 Cylinder leak Test iei Hp RARE AIR Cylinder Leck Test irent e ee eia e Ere Rr ee eie ea Se ehe Line Supply Ghecle Valves Test 3n ceo e He Pa tte tee ed bites 6 24 IN5O Line Pressure Leak Test iecit eterno eaten exeo o Toe det o Pea eh EE sens 6 25 Oz Line Pressure leak Test lou i det I et e Pee Ws E e E e RO Het deed 6 25 AIR Line Pressure Leak Test i cete i eere eene cioe ei a ene dro eine eh ee die 6 25 Cylinder Supply Check Valves Test d itte pter e se ate todas Ers
31. any product or parts through misuse neglect accident or by affixing any non standard accessory attachments or by any customer modification voids this warranty Mindray DS USA Inc makes no warranty whatever in regard to trade accessories such being subject to the warranty of their respective manufacturers A condition of this warranty is that this equipment or any accessories which are claimed to be defective be returned when authorized freight 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 need to disassemble the instrument It is the responsibility of the purchaser to perform calibration as necessary in accordance with the instructions provided in this manual Disclaimers Product Improvements Mindray DS USA Inc retains the right to modify the machine and or operating instructions without prior notification These operating instructions explain all features of the AS3000 system and are correct at time of manufacture Instructions and models produced at a later stage may contain improvements or modifications that were not included in previous models Manufacturer s Responsibility The effects on safety reliability and performance of the equipment are the manufacturer s responsibility only if a assembly operations extensions readjustments modifications or repairs are ca
32. for the safe and effective use of the device They may include actions to be taken to avoid effects on patients or users that may not be potentially life threatening or result in serious injury but about which the user should be aware Cautions are also provided to alert the user to adverse effects on this device of use or misuse and the care necessary to avoid such effects A NOTE is provided when additional general information is applicable 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 system WARNING For continued protection against fire hazard replace all fuses with the specified type and rating WARNING In order to prevent an electric shock the machine protection class I may only be connected to a correctly grounded mains connection socket outlet with grounding contact WARNING Remove all accessory equipment from the shelf before moving the anesthesia machine over bumps or on any inclined surface Heavy top loading can cause the machine to tip over causing injury WARNING Possible explosion hazard Do not operate machine near flammable anesthetic agents or other flammable substances Do not use flammable anesthetic agents i e ether or cyclopropane WARNING The use of anti static or electrically conductive respiration tubes when utilizing high frequency electric
33. fully discharged The run time is at least 45 minutes with a fully charged battery To prevent unintended loss of battery operation the recommended replacement period is every 3 years Power Supply The power supply provides power to the machine and relevant controls 0070 10 0683 AS3000 Service Manual Theory of Operation 1 6 1 6 1 1 6 2 1 6 3 Anesthesia System Components Anesthesia System Components Auxiliary Outlets The AS3000 has four auxiliary outlets 120 VAC 60 Hz 2A maximum each There are two 2A fuses for each outlet Absorber Heater Wire Board FIGURE 1 21 Absorber Heater Wire Board Bottom View Work Light Board EN w P fog amp iessseeposete FYYVIEETS mo zane anae 2 FIGURE 1 22 Work Light Board Top View Og 8 8 8 8 8 3 8 8 8 8 8 5 8 8 5 8 8 5 2 8 3 FIGURE 1 23 Work Light Board Bottom View AS3000 Service Manual 0070 10 0683 1 29 Anesthesia System Components Theory of Operation Work light Power J11 PIN NAME FUNCTION 1 24 Power NC No Connection GND Power Ground Work light switch J11 PIN NAME FUNCTION 1 24 Power 24V 2 NC No Connection 3 LOW Low dim 4 HIGH High dim 1 30 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Ul 1 7 Ventilator UI 1 7 1 Keyboard Board 3s SC O H ee Soop ob 47 me ei TAM 000000 Sie c ue fg a EES OR 8
34. materials including drive gas breathing circuits test fixtures fools and documents are available and current calibrated and in good working order prior to beginning Testing and programming requires utilizing internal service software A password is required to enter these screens This password is provided during biomedical technician training AS3000 Service Manual 0070 10 0683 Calibration Warnings Precautions and Notes Calibration 5 2 5 2 1 5 2 2 Calibration Warnings Precautions and Notes Warnings WARNING For continued protection against fire hazard replace all fuses with the specified type and rating WARNING In order to prevent an electric shock the machine protection class 1 may only be connected to a correctly grounded mains connection socket outlet with grounding contact WARNING Remove all accessory equipment from the shelf before moving the anesthesia machine over bumps or on any inclined surface Heavy top loading can cause the machine to tip over causing injury WARNING Possible explosion hazard Do not operate machine near flammable anesthetic agents or other flammable substances Do not use flammable anesthetic agents i e ether or cyclopropane WARNING The use of anti static or electrically conductive respiration tubes when utilizing high frequency electric surgery equipment may cause burns and is therefore not recommended in any application of this machine WARNING Pos
35. menu screen will appear c Select Service then input the password 2010 to enter the Service screen d Select Calibration to enter the Calibration screen e Select Oxygen Sensor to enter the Oxygen Sensor Calibration screen 2 Calibration NOTE Do not shake the O sensor during calibration NOTE During calibration keep the O sensor in a vertical position connector side up and bottom side exposed to room air keep the O sensor near the heated block to minimize the temperature difference from within the heated block 0070 10 0683 AS3000 Service Manual Calibration NOTE c d NOTE e NOTE AS3000 Service Manual Calibration Procedures If the system is going to be used during the calibration insert the O cell plug into the port from which the oxygen sensor was removed using a push and turn motion Select 21 to enter the 21 oxygen concentration calibration screen Remove the oxygen sensor from the Breathing System and expose it to room air for at least 3 minutes Flush the O sensor with air from the auxiliary output for 5 10 seconds to ensure that no O bubbles are trapped in the sensor Select Next to start 21 oxygen concentration calibration The O sensor voltage is displayed during the calibration This is the amplified O cell voltage at the A D converter for the oxygen sensor The O sensor voltage is not displayed for UI versions 2 24 and lower When calibration is successfully comp
36. s monitoring port 8 Fill the vaporizer with anesthetic agent if necessary NOTE Do not overfill by filling past the indicator line on the vaporizer 9 Test the vaporizer accuracy per the Drager Vapor 2000 instructions See section 6 8 10 4 or see the appropriate vaporizer manual for testing details 10 Test each vaporizer in turn 11 Test any vaporizer on the Vaporizer Storage Mount 12 Remove the measuring equipment from the Common Gas Outlet 13 Reconnect the Fresh Gas and Waste Gas Scavenger Hoses Vaporizer Leak Test NOTE Verify the system has passed the leak test without the vaporizers prior to this test Verify that vaporizers are mounted correctly Ensure that the gas pressure for O2 Nat and AIR are at 50 10 psi Power ON the AS3000 Attach a reusable silicone rubber breathing circuit to the Breathing System PON NOTE For testing purposes always use a reusable breathing circuit 5 Tightly connect the Y fitting on the breathing circuit to the test port 6 Attach a breathing bag to the bag arm 7 Set the APL Valve to the fully closed position ZO cmH 20 8 Rotate the O5 Flow Control Valve until 50 cmH O pressure is observed on the Airway Pressure Gauge 9 Verify that the necessary flow to stabilize the pressure is less than 300 mL min 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 10 4 Drager Vapor 2000 Operating Instructions ARRB F001
37. surgery equipment may cause burns and is therefore not recommended in any application of this machine WARNING Possible electric shock hazard The machine may only be opened by authorized service personnel AS3000 Service Manual 0070 10 0683 vii Introduction Cautions WARNING Compressed gasses are considered Dangerous Goods Hazardous Materials per I A T A and D O T regulations It is a violation of federal and international law to offer any package or over pack of dangerous goods for transportation without the package being appropriately identified packed marked classified labeled and documented according to D O T and I A T A regulations Please refer to the applicable I A T A Dangerous Goods Regulations and or the Code of Federal Regulations 49 Transportation Parts 171 180 for further information WARNING Avoid exposure to respiratory gases by always directing the fresh gas flow from the fresh gas outlet to the waste gas scavenger Cautions CAUTION This device uses high pressure compressed gas When attaching or disconnecting backup gas cylinders always turn the cylinder valves slowly Use the AS3000 flow meters to bleed down the pressure watching the cylinder gauge indicate the depleting cylinder pressure before disconnecting the cylinder from the yoke Always open and close cylinder valves fully CAUTION This device operates using compressed gas at high pressures from the hospital central supply When c
38. that the O2 and N5O flows fall to zero Verify that e An alarm tone sounds The alarm message O2 Supply Failure is displayed on the screen Open the Og gas cylinder Verify that the alarm tone stops and the alarm message is removed from the screen Close all gas cylinders Remove the Os cylinder from the AS3000 Verify that e An alarm tone sounds the alarm message O2 Supply Failure is displayed on the screen Shut off all flow control valves 15 High Pressure Leak Test a b c d e 6 42 Connect a breathing circuit and breathing bag to the Breathing System Set APL Valve to 70 cmH5O Connect the breathing circuit Y fitting to the test port on the AS3000 Inflate breathing bag by pressing the O Flush Valve until the pressure gauge reaches 40 cmH4O Verify that breathing circuit holds pressure for a minimum of 10 seconds 0070 10 0683 AS3000 Service Manual Periodic Maintenance Preoperative Checklist 16 Test the Ventilator in STANDBY mode a Set the APL Valve to 20 cmH5O b Attach a test lung to the breathing circuit Y fitting Set the AIR flow to 5 L min d Press the Os Flush Valve to fill the breathing bag with volume e Squeeze the breathing bag once every 10 seconds f Verify that the test lung inflates and deflates g Set the APL Valve to the open position SP and stop squeezing the breathing bag 17 Test the Ventilator in MANUAL mode a Set the ventilation mode to MANU
39. the Flow Analyzer Set the on screen calibration to O and select Done to begin calibration Successful calibration will be confirmed by illuminating the corresponding calibration value yellow If the calibration value illuminates red recalibrate the value until it successfully calibrated Set the onscreen calibration value to 1 Raise the flow until it reads 1 00 on the Flow Analyzer using the calibration hose valve Select Done to begin calibration Repeat steps g through i for all calibration values listed on the screen Ensure all successfully calibrate and illuminate yellow After all values are successfully calibrated select Finish Cal The AS3000 will confirm that calibration was successfully completed m Select Done to return to the calibration screen NOTE The flow should not be fluctuating in during the calibration 0070 10 0683 AS3000 Service Manual Calibration 5 5 4 Calibration Procedures Flow Valve Calibration 1 Preparing the unit FIGURE 5 5 Connecting the breathing circuit a Reinstall the Inspiratory and 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 Calibration a Press the O Flush Valve to fully fill bellows b Select Continue to start calibration c Follow the on screen instructions NOTE The flow Valve cal
40. the instrument covers have been removed an electric shock hazard may exist Therefore calibration should only be performed by qualified service personnel who proceed with care and follow proper servicing techniques 3 Do not attempt to calibrate the instrument without the test equipment and tools listed in this manual 4 Exercise care when reaching into the opened instrument which contains line mains voltage 5 When making adjustments and measurements avoid accidental shorting of component leads that can result in component failure 6 Perform all steps in the order given Do not skip any steps unless noted 7 Understand each step of the procedure thoroughly 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 negative terminal from the battery Test Equipment and Special Tools Required See Special Tools Required on page 3 3 for a list of tools required for calibration Calibration Procedures NOTE The following calibration procedures must be performed in sequence Oxygen Sensor Calibration NOTE See Periodic Maintenance Schedule of Service Activities on page 6 2 for when to calibrate the oxygen sensor 1 Preparing the unit a Allow the breathing system to warm up and reach thermal equilibrium approximately 30 60 minutes b In Standby mode press the MENU button The
41. vaporizers and the vaporizer mount Check the Flowmeter module CGO port Check the PAW gauge and its o rings Cl 91 09400 199491 1495 wi0OO0ESV 3 7 3 7 1 Test Pneumatics The following section shows the pneumatic components involved while performing the AS3000 startup tests Leak Test Manual Ventilation Test APL Valve 9 Buyoag Patient Breathing System Ventilator Pressure 02 Outlet Pressure Switch Q Pressure Regulator Inlet Filter a Q Pressure Regulator Inlet Filter Fi V e Ratioe Controller a MS aI 20 Pressure Inlet Filter Cuttoff Regulator FIGURE 3 2 Manual Ventilation Test Pneumatics 99110047900 1591 a 9 Gas Inlet E Block lt o A Z 1100412141 Jod y pnubow 1495 wi OOESV 91 09400 1 3 7 2 Safety Valve Test Bog Buryoasg Exhaust Valve Absorber Patient Canister Breathing System Reversing Valve O2 Sensor Insp Valve Electronic Control Ventilator Proportional Valve Prossure Regulator 02 Flow 02 Outlet Pressure Switch Q Cylinder 02 Inlet Filter Pressure Regulator Vaporizer Vaporizer Q Gas Inlet Block Cylinder AIR Pressure R
42. waste gas hose from the waste gas port on the Breathing System to one of the waste gas ports on the AGSS b Attach the EVAC hose from the waste gas assembly DISS Diameter Index Safety System fitting to a source of vacuum c Adjust the position of the float to be between the Min and Max lines by turning its flow adjustment knob counterclockwise increases flow clockwise decreases flow 0070 10 0683 AS3000 Service Manual Installation Guide Installation Checkout Procedure 5 Check N20 O3 and AIR Lines for leaks b NOTE c d Q Remove the cylinders from the AS3000 Connect the Og AIR and N20 hoses to the gas line inlets If a specific gas source is not available skip the corresponding leak test Verify 02 AIR and N5O Line Pressure gauges read the corresponding line pressure Set the AIR flow controller to minimum Pinch to occlude the O5 AIR and N2O hoses Disconnect each hose from its line pressure source Verify that the pressures do not drop more than 2 psi over a time period of 20 seconds 6 Verify that all available line and cylinder gauges are operational p Connect the 092 supply hose and remove the AIR and N20 hoses Verify the O2 Line Pressure gauge shows the reading of the line pressure Connect the AIR supply hose and remove the O and N5O hoses Verify that the AIR Line Pressure gauges show the reading of the line pressure Connect the O2 and N5O hoses and remove the AIR h
43. wire signal wire at backside of display is disconnected or is damaged 4 The BDU control board is defective 4 Replace the BDU control board and perform each item of calibration and startup test again 5 The keyboard board is defective 5 Replace the user interface assembly BDU EEPROM Data Startup test 1 Data stored in EEPROM on BDU control 1 Startup Then perform each item of the FAIL board is lost checksum error calibration and startup test again 2 The BDU is defective 2 Replace the BDU board EEPROM IC FAIL Startup test The BDU control board is defective or its EEPROM is damaged Check that the EEPROM BDU U12 is connected correctly or Replace the EEPROM and BDU control board and perform each item of the calibration and startup test again BDU WDT FAIL Startup test The Watch Dog Timer in the digital signal processor on the BDU control board is damaged Replace the BDU control board and perform each item of calibration and startup test again AD DA FAIL Startup test The AD or 4052 in the digital signal processor on BDU control board is damaged Replace the BDU control board and perform each item of the calibration and startup test again Hoyo Buyoouse qnouj uoypuLioju 4109 199421 1495 0006 890 01 0Z00 MESSAGE ISSUE Vent Manual Valve Failure OCCURRENCE Startup test CAUSE 1 The wire that connects
44. 05968 00 55 Gasket Bellows Canister base 0354 00 0191 56 Absorber Hose 0004 00 0097 57 Absorber Mount Assembly 0436 00 0256 58 Absorber Gasket 0354 00 0199 original 047 002849 00 revised 59 Canister Soda Lime 0352 00 0070 original 045 000254 00 revised 60 Absorber Screen Metal 0378 00 0073 61 Absorber Canister Gasket 0354 00 0183 original 045 000252 00 revised 047 002850 00 revised NS Bag Arm Short 0009 00 0012 NS Bellows Support Cage 082 000389 00 NS Alignment Bracket Kit 115 007641 00 NS Not Shown Parts are not one to one interchangeable AS3000 Service Manual 0070 10 0683 sometric Drawings 4 3 3 4 3 3 1 Electric Box Replacement Parts and Accessories FIGURE 4 8 Electric Box Assembly Electric Box Parts List FIG NO DESCRIPTION PART NUMBER 62 PC Board Assembly Power 067 1 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 Cable Amp PC Board to Sensor PC Board 0012 00 1777 66 P
45. 1 2 9 Fill Vaporizer at least half full between minimum and maximum mark Allow the filled Vapor to warm up to room temperature of 20 24 C Wait long enough for the temperature to equalize the time will vary depending on the temperature differential AT e 1 hour up top 2 C e 3 hours 6 C e A hours 10 C 5 hours 20 C Check anesthetic agent monitor Perform zero calibration of monitor with the desired gas AIR or O3 Connect monitor to fresh gas outlet or Y itting Make sure that all connections are leak tight Connect and start scavenging system Switch OFF ventilator or set vent pressure to less than 5 cmH2O Set monitor to anesthetic agent being used and to continuous measurement Set flow between 2 5 and 4 L min AIR Use O if AIR is not available Check O 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 values for the effect of carrier gas used If AIR no correction required If 92 use following correction factor e Measured value vol 1 0 correction 0 05 vol e Measured value vol 1 0 2 0 correction 0 1 vol e Measured value vol 2 5 4 0 correction 0 2 vol e Measured value vol 5 0 8 0 correction 0 3 vol 13 If the value displayed on the monitor is in partial pressure no correction is required If in vo
46. 1 AS3000 test plug NA 19 0040 00 0448 Plug Kit NA 20 0453 00 1216 Regulator Calibration Hose NA AS3000 Service Manual 0070 10 0683 3 3 890 01 0Z00 199421 1495 wi0O0ESV 3 5 3 5 1 Troubleshooting Chart The following table shows common symptoms and corrective actions for problems when troubleshooting the AS3000 The information given indicates failures during startup and runtime Common Symptoms and Corrective Actions for Field Service Technicians MESSAGE ISSUE BDU Communication FAIL OCCURRENCE Startup test CAUSE 1 The power supply switch is turned to ON immediately after turned to OFF which makes the time too short for the BDU control board power to reboot SOLUTION 1 Turn the power supply switch to OFF and power on again after waiting for a while 1 2 seconds 2 The data wire is disconnected or damaged 2 Check whether the data wire signal wire at backside of display is disconnected or is damaged 3 The BDU control board is defective 3 Replace the BDU control board and perform each item of calibration and startup test again Software Version FAIL Startup test 1 Software versions of GUI BDU and 1 Update software version Keyboard are incompatible 2 The power supply switch was turned ON 2 Turn the power supply switch to OFF wait 1 2 and OFF quickly seconds then power on again 3 The data wire is disconnected or damaged 3 Check whether the data
47. 141 4109 199421 1495 0006 890 01 0Z00 MESSAGE ISSUE OCCURRENCE CAUSE SOLUTION Ventilator setting is not Runtime 1 A parameter has been set to a limit hot con 1 The parameter set cannot exceed the possible be set adjustable range If the limit is not reached another parameter may be limiting the range and needs to be adjusted accordingly Displayed parameter values Runtime 1 The AS3000 is in the pre selection mode 1 Set parameters 15 seconds in advance or are for the pending mode but it is still working according to the directly confirm and enter ventilation mode or original operating mode press the NORMAL SCREEN button to return to the original ventilation mode interface or do not perform any operation and it will automatically return to the original ventilation mode interface after 15 seconds Pressure Volume and Runtime 1 The functional alarm in Manual mode is Enable the functional alarm in Manual mode Apnea Alarms are OFF disabled Automatic Ventilation not available Startup Test Runtime A failure has been found Displayed on the screen the AS3000 can work only in Standby Manual mode This information is displayed after entering the Main Screen Handle it according to specific information on the failure BDU Communication Startup Test 1 The communication cable is disconnected 1 Check the communication cable Failure Runtime 2 T
48. 2 Available Replacement Parts and Sub Assemblies The following part lists are divided into two sections The Isometric Drawings and the accompanying part lists identify the available chassis mounted components 4 2 1 Exchange Program Mindray DS USA Inc offers an exchange policy for many of the printed circuit board assemblies This program may provide the most expedient method of servicing the 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 multilayer and surface mount technology Individual component replacement is not recommended on these boards Board exchange or replacement is the most efficient method of repair for these types of assemblies Component level repair is not recommended Circuit boards returned as parts of the exchange program that show evidence of improper repair techniques are not considered for exchange Damaged boards will be invoiced at full value and no exchange credit will be applied 4 2 2 Replacement Parts Pricing Information Current parts prices and exchange charges can be determined by contacting the Customer Support Department AS3000 Service Manual 0070 10 0683 Available Replacement Parts and Sub Assemblies Replacement Parts and Accessories 4 2 3 Ordering Information Replacement parts and assemblies are available Please follow these guidelines when ordering r
49. 558 T 3 2 GEET 2 Troubleshooting Guidelines 2 Special Tools Required za cre td vette Mte tede etian rk te Maen c teh va Uie LE se 3 Troubleshooting Charte to ette i iste buie ledere o d D lle ie ene visu per ebd delen E Cage bee 3 4 Common Symptoms and Corrective Actions for Field Service Technicians s ssseeeseeerersrsererereerersrererrerreres 3 4 Leak Troubleshooting cease rs ec e eerie Seeerei ger Add eege ege gege gees 3 11 Test Pneumatics segs use RD eeenpRQ e baia BI tee e meh 3 12 Leak Test Manual Ventilation Test 2 eege Guests ttt et DR dee Pese PR Ht be ice 12 Safety Valve Test iret 13 Leak Test Automatic Ventilation Test 14 Compliance Test tt steam e ei e e ate EE 3 15 Pneumatic Elose and Wiring Diagrams cie ttr cbe seo at ep e e d i edendi ba de ie Eika 3 16 Pneumatic ose Labeling eR HR dion bib a a 3 16 Sampling Pipeline Module Interface Labeling 3 17 Electrical Gable Labeling Ee ortas e ade RO M 7852 d 3 18 Replacement Parts and Accessories hier Me 4 Available Replacement Parts and Sub Assemblies
50. AIR line pressure hose from the AS3000 and connect the O line pressure hose from the wall supply 5 Fully rotate the N5O flow control knob and verify that there is no flow 6 Fully rotate the AIR flow control knob and verify that there is no flow 6 8 6 3 Drive Gas Pressure Loss Alarm N O Cutoff Test 1 Set the O flow to 2 L min using the flow control valve 2 Set the N20 flow to 2 L min using the flow control valve 3 Set the AIR flow to 2 L min using the flow control valve 4 Interrupt the O2 supply to the AS3000 5 Verify that the flow of N2O and Op stops within 2 minutes and that the flow of AIR if available continues to flow at 2 L min 6 Verify the following alarms are activated 092 Supply Failure appears on the screen e An alarm tone sounds 6 26 0070 10 0683 AS3000 Service Manual Periodic Maintenance 6 8 7 6 8 7 1 6 8 7 2 6 8 7 3 6 8 7 4 Functional Tests Performance Verification Standby Mode Ventilation Test 1 Ensure that the gas pressure for O2 Ha and AIR are at 50 10 psi 2 Power ON the AS3000 3 Perform the start up tests per the on screen instructions Ensure successful completion 4 Attach a breathing circuit and test lung to the Y fitting of the breathing circuit NOTE For testing purposes always use a reusable breathing circuit 5 Set the APL Valve to approximately 15 01120 6 Set the AIR flow to 5 L min using the flow control valve 7 Squeeze the breathing bag on
51. AL b Set the APL Valve to 20 cmH2O Setthe AIR flow to 5 L min d Squeeze the breathing bag once every 10 seconds 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 FiO gt reading is approximately 21 h Verify a pressure waveform appears on the screen along with the bag compressions i Setthe APL Valve to the open position SP and stop squeezing the breathing bag 18 Test the Tidal Volume in CMV mode a Set the O flow to 2 L min and set the N2O and AIR flow rates to minimum flow b Set the ventilator controls to ATTRIBUTE SETTING Patient Type Adult Ventilation Mode CMV Tidal Volume Vy 600 Breathing Rate freq 8 I E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP OFF c Select CMV to begin ventilation d Verify that the Tidal Volume display is within 15 of the set value within 5 breaths e Verify that the O2 display reads greater than 95 within 5 minutes AS3000 Service Manual 0070 10 0683 6 43 Preoperative Checklist Periodic Maintenance 19 Test the Tidal Volume in the PCV ventilation mode a Set the O flow to 2 L min and set the N20 and AIR flow rates to minimum flow b Set the ventilator controls to ATTRIBUTE SETTING Patient Type Adult Ventilation Mode PCV Target Pressure PrARGET 20 Breathng Rate
52. AS3000 Service Manual Introduction The bellows dome cannot be autoclaved Do not clean the machine while it is on and or plugged in Pressing Quit at any time during the procedure will cancel the session s settings and reload the previously stored calibration coefficients Depleted soda lime changes color Replace the soda lime if approximately 2 3 of the absorber content is discolored CO absorbent can be safely changed without stopping mechanical ventilation Unauthorized servicing may void the remainder of the warranty Check with the factory or with a local authorized distributor to determine the warranty status of a particular instrument 0070 10 0683 ix Introduction Notes This page intentionally left blank x 0070 10 0683 AS3000 Service Manual io Theory of Operation 1 1 Introduction The AS3000 is a 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 the art safety systems The components of the AS3000 Anesthesia System are described this chapter AS3000 Service Manual 0070 10 0683 Microprocessor controlled Ventilator Theory of Operation 1 2 Microprocessor controlled Ventilator The Microprocessor controlled ventilator with its dedicated Breathing System allows time controlled pressure limited constant volume ventilation for all pat
53. Absorber Mounting Plate 3 Insert Absorber Mount Assembly onto guide rods noting the position of the Absorber Hose Port and Absorber Hose 4 Install 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 lever in the locked position 6 Secure the locking mechanism using the 2 original 4mm hex screws Install the two Absorber Canister Assemblies 7 Measure the distance between the absorber mount assembly plate at four different points The difference in length should not be more than 1 mm 9 Perform tests on the check valve 1 Perform StartUp Tests on page 6 15 and Performance Verification on page 6 27 6 12 0070 10 0683 AS3000 Service Manual Periodic Maintenance Battery Maintenance and Replacement 6 7 Battery Maintenance and Replacement 6 7 1 Battery Maintenance 1 The AS3000 uses a sealed lead acid battery Due to the self discharge characteristics of this type of battery it is imperative that it is charged after 3 months of storage or after extended periods of non use If not charged a permanent loss of capacity may occur as a result of sulfation 2 Check the battery run time every 12 months 3 Replace batteries when operating time is less than 30 minutes or when the battery is 3 years old NOTE The sealed lead acid batteries used in the system are maintenan
54. 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 with the case grounded Normal polarity e Normal polarity with open neutral 4 Perform the following tests with the case ungrounded Normal polarity e Normal polarity with open neutral Reverse polarity 5 Verify that the maximum leakage current does not exceed 300 pA 0 3 mA AS3000 Installation Checklist Refer to section 2 0 pg 2 1 Installation Guide for the installation checkout procedure Complete each step to check the functionality of the anesthesia machine prior to clinical use Also perform the installation checkout procedure after installation reinstallation servicing or after any periodic maintenance activity This checklist does not replace periodic maintenance actions that must be performed to maintain peak performance 0070 10 0683 AS3000 Service Manual Periodic Maintenance 6 9 6 9 1 6 9 2 6 10 Cleaning Cleaning Cleaning and Disinfecting the AS3000 Before cleaning switch off the AS3000 and disconnect it from the mains NOTE See the AS3000 Operating Instructions P N 0070 00 0684 XX for more in depth cleaning instructions Cleaning and Sterilizing the Breathing System and Components Cleaning method and chemical STERILIZATION MAXIMUM SOAP CHEMICALS STEAM TEMPERATURE COMPONENT WATER CIDEX AUTOCLAVE F C Absorber can
55. C Board Assembly Amplifier 067 1 00 0263 67 PC Board Assembly BDU 067 1 00 0262 M31 051 0005 17 00 M32 051 000493 00 M33 68 Battery Assembly SLA 5AH24V 3 0997 00 0619 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings 4 3 4 Gas Circuit Box GR FIGURE 4 9 Gas Circuit Box Assembly 4 3 4 1 Gas Circuit Box Parts List FIG NO DESCRIPTION PART NUMBER 69 Electronic Flow Meter Assembly 0154 00 0010 70 PC Board Assembly Sensor 0671 00 0265 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 00068 1 00 NS Tube Green 6 mm OD 4 mm ID 0008 00 0338 NS Tube Green 8 mm OD 6 mm ID 0008 00 0337 NS Tube Yellow 6 mm OD 4 mm ID 0008 00 0356 NS Tube Blue 6 mm OD 4 mm ID 0008 00 0340 NS Tube Black 8 mm OD 6 mm ID 0008 00 0358 15 NS Tube Silicone 20 mm OD 15 mm ID 0008 00 0371 NS Tube Silicone 5 mm OD 2 mm ID 0008 00 0370 NS Tube Silicone 8 mm OD 4 mm ID 0008 00 0369 NS Not Shown AS3000 Service Manual 0070 10 0683 4 13 14 Isometric Drawings 4 3 5 Replacement Parts and Accessories User Interface
56. CCURRENCE CAUSE SOLUTION Heating of circuit is non Runtime 1 Line power is not connected 1 Check the line power connection functional 2 The circuit cable is defective 2 Replace the cable connection to the circuit 3 Heating control board is defective 3 Replace the heating control board AC Outlets are non All 1 A fuse is tripped 1 Replace the fuse functional The Og reading is out of Runtime 1 The calibration of the oxygen sensor is 1 Calibrate the oxygen sensor again or replace tolerance inaccurate or the oxygen sensor is the oxygen sensor defective The display screen has a All 1 The display screen is defective 1 Replace the user interface assembly hotspot or uneven brightness 2 PCIOA4 is defective 2 Replace the user interface assembly The display screen is a solid Startup Test 1 The GUI program has crashed 1 Reboot the system color Runtime 2 The signal cable is disconnected 2 Check the signal cable 3 PCIOA is defective 3 Replace the user interface assembly 4 The communication board or power supply 4 Replace the user interface assembly for the light is defective 5 The display screen is damaged 5 Replace the user interface assembly The pressure reading is out ol Runtime 1 Calibration of the pressure sensor is out of 1 Calibrate the pressure sensor again tolerance spec The PEEP reading is out of Runtime 1 Calibration of expiration valve PEEP is 1 Calibrate the expiration valve PEEP tolerance inaccurate 2 Calibration of pr
57. E 1 9 Amplifier Board Bottom View 1 14 0070 10 0683 AS3000 Service Manual Theory of Operation O Sensor Input S4 Ventilator Control and Drive PIN NAME FUNCTION l Oz O Sensor Input 2 Oz O Sensor Input 3 O Op Sensor Input 4 Oot O Sensor Input DC Power Input J7 PIN NAME FUNCTION 1 GND Power Ground 2 5V Controller Logic Power 3 212 Power 12 4 PWBUS Power Bus 24V 5 GND Analog Ground 6 A12V Analog 12V 7 5V 4 8V Power 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_M Battery Monitor signal 8 APE Auxiliary Power Enable 9 CHAR SIGNAL Charge Status No connection 10 MUTE Mute No connection Signals and Power to Keyboard J5 AS3000 Service Manual PIN NAME FUNCTION l ENPW Power Enable High active 2 PWON Power on Enable Low active 3 5VAUX 5V Auxiliary 4 APE Auxiliary Power Enable 5 GND Ground 6 TTLRX TTL Receive 7 232ARX RS232A Receive 8 232BRX RS232B Receive 9 GND Ground 0070 10 0683 1 15 Ventilator Control and Drive Theory of Operation Signals and Power to Keyboard J5 Continued PIN NAME FUNCTION 10 PWBUS PowerBus 11 PWBUS
58. FF 0070 10 0683 2 23 Installation Checkout Procedure 2 24 Installation Guide 28 Verify that the Breathing System heats to body temperature b Operate the AS3000 on AC operation for approximately 40 minutes Verify the Breathing System has heated up to body temperature 29 Complete electrical safety inspection NOTE e NOTE Perform the electrical safety inspection as the last step after completing a repair or after routine maintenance Perform this inspection with all covers panels and screws installed Withdraw the Power cable s from the convenience receptacles at the rear of the AS3000 Plug the AS3000 into a Safety Analyzer Connect the case ground lead of the analyzer to the U blade ground of one of the convenience receptacles Perform the following tests with the case grounded e Normal polarity e Normal polarity with open neutral Perform the following tests with the case ungrounded Normal polarity e Normal polarity with open neutral e Reverse polarity Verify that the maximum leakage current does not exceed 300 pA 0 3 mA Ground Resistance between the U blade ground on any convenience outlet to the U blade ground on the AC line cord Plug the AS3000 into the safety analyzer Attach the resistance measuring probe on the analyzer to the AS3000 U blade ground on any convenience outlet Invoke the resistance function on the safety analyzer following the instructions for the analyze
59. ILD ventilator mode operates and that the tidal volume display reads within 10 of the CMV set value a Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit b Attach an adult test lung to the Y fitting of the breathing circuit NOTE Limit the volume in the test lung to provide sufficient airway pressure to satisfy the Low Peak Pressure alarm Or reduce the Peak Pressure alarm limit to a lower valve to prevent the alarm when using an adult test lung 2 20 0070 10 0683 AS3000 Service Manual Installation Guide c d e Installation Checkout Procedure Attach a Vent Tester between the EXP port and the expiratory hose Set the O flow to 2 L min and set the N2O and AIR flow rates to minimum flow Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Child Ventilation Mode CMV Tidal Volume Vy 120 Breath Rate freq 20 I E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP Off Select CMV to begin ventilation Verify that the pressure waveform Tidal Volume Mean or Plateau Pressure Resp rate and minute volume values appear on the screen Verify the Tidal Volume display is within 25 ml or 15 of the delivered volume whichever is greater measured within approximately 1 minute from the start of ventilation Verify the delivered volume as measured by a Vent Tester at the expiratory port is within 17 o
60. IR T2 Pgas Pressure switch of gas supply low active T3 FL INSP Inspire Flow signal 0 20 0 30V 0 flow T4 Pair Absolute Pressure of air way 1 7 2 1V atmospheric pressure T5 FL EXP Expire flow signal 0 20 0 30V 0 flow T6 Fm fl Flow of flowmeter 0 25 0 51V flowmeter off T7 AD Exhale PEEP valve current feedback 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 select T11 V EN Valves enable Input Global valve enable signal Must be active for valves to operate T12 EX DA Exhale DA output T13 In DA Inhale DA output T14 GS_ST gas supply status high active T15 XVI unamplified version of T7 T16 IVI unamplified version of T28 117 MVI Manual Valve current feedback T18 IVG Proportional valve drive signal Level depends on machine drives T16 and T28 settings T19 XVG PEEP valve drive signal drives Level depends on PEEP T15 and T7 setting and vend mode T20 PADJ Power 4 8V 4 8V T21 P24V Power 24V 24V T22 P12V Power 12V 12V AS3000 Service Manual 0070 10 0683 1 17 Ventilator Control and Drive Theory of Operation Test Point Definition DESIGNATOR NAME FUNCTION RANGE T23 10V Negative Voltage 10V 10V T24 A12V Analogue 12V 12V T25 VCC Power 5V 5V T26 5VAUX 5V Auxiliary 5V T27 10V Analogue 10V 10V T28 AD Inhale Inhale STATE feedback No activity may
61. PEEP Control O Breathing System Pneumatics E 12 Manual Auto Switch De 10 Insp Low _ 8 Exp High 10 Insp Low 8 Exp High 7 PEEP Control FIGURE 3 7 Sampling Pipeline Module Interface Diagram 12 Manual Auto Switch 11 Insp High 9 Exp Low uoypuLioju 1IDdey supJBoiq Buni pup 5 11 9119049794 1 890 0 1 0200 PnUDW 8913S w 000 SV 3 8 3 Electrical Cable Labeling Breathing System Heater l gt s1 gt s2 gt s3 gt s4 1 92 59795 GAS UINT 3 2 ToplightSwith Topligh Sensa Pee eS ni BackLigH 15 ns FEED NI e Mains Auxiliary WI Vin LV1 man am 35 Power AC DC U4 36 1 mE 10 io AS Amplifier 0 78 77 BDU 4 BAT Ul J 2 gt J20 SLA 24V3 i 40 CM no f CONTROL UINT FIGURE 3 8 Electrical Cable Labeling Diagram gc Ul KeyBoad y 22 Speak D o 25 32 Hz come INVERTER LCD J5 SPK 232 ISOLATOR COMI COM2 suipiBoig Duutaa pup 5 11 9119417984 1100412141 4100 zo Replacement Parts and Accessories 41 Introduction This section of the manual provides information that is necessary to identify replacement parts and accessories 4
62. REQUIRED ACTION SERVICE MONTHS MONTHS INFORMATION Check list before surgery X X Visual Inspection Checklist X X Replace of Consumable Parts X X Battery Maintenance and X Replacement Functional Tests Preoperative Checklist X X X Op Sensor Calibration 21 X User to calibrate every 3 days Service to calibrate after initial installation and after replacing the O sensor O Sensor Calibration 10076 X Service to calibrate after initial installation and after replacing the Op sensor Visual Inspection Checklist l Verify that the AS3000 has no physical damage that would prevent operation 2 Verify that the breathing circuit and CO absorbent are present 3 Verify that the vaporizers are filled but not overfilled 4 Verify that the Preoperative Checkout List is attached 5 Verify that the tank wrench is attached 0367 00 0080 6 Verify that the waste gas scavenger hose to the APL Valve 0004 00 0095 is not damaged Drain any moisture 7 Verify that the O5 N5O AIR VAC and EVAC Supply Hoses as applicable are not damaged 8 Verify that the AC line cord is not frayed or damaged 0070 10 0683 AS3000 Service Manual OQUDW 1495 0006 890 01 0Z00 6 5 Replacement of Consumable Parts Parts are replaced at multiple intervals from the date of installation CONSUMABLE PARTS AMOUNT 12 MONTH PM 36 MONTH PM PART NUMBER 1 Op Sensor 1
63. Service Manual Datascope AS 3000 ANESTHESIA DELIVERY SYSTEM See mindray NORTH AMERICA Service Manual Datascope AS 3000 ANESTHESIA DELIVERY SYSTEM mindray TH AMERICA AS3000 is a U S trademark of Mindray DS USA Inc Krytox is a U S registered trademark of E I du Pont de Nemours and 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 Mindray DS USA Inc 2008 All rights reserved Contents of this publication may not be reproduced in any form without permission of Mindray DS USA Inc AS3000 Service Manual 0070 10 0683 Table of Contents scele e DI vii Warnings Cautions and Notes eae ee ee eH dee t e Eo e eH at HR ee EA vii MAI PI Ep vii d LEE viii 51552228525 Theory of Operation liess Med Mm LC E Microprocessor controlled Ventilator videtnr 1 2 Components 1e ebat ient 3 Front View 3 Side View apte e tede A p OP 1 5 COM UEM 1 7 Other components not identified in graphics 1 8 Breathing System tei ura 88574588 1 9 The V
64. Ventilator UI 1 7 2 1 34 Theory of Operation Backlight Power J2 Continued PIN NAME FUNCTION 5 ON OFF Backlight ENABLE 6 DIM Contrast adjust Power of 232 Isolator J9 PIN NAME FUNCTION l 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 NAME FUNCTION T5 5V Logic Power 5V T6 P12V Power 12V T9 PWBUS Power Bus LED Designation DESIGNATOR STATUS FUNCTION LT GREEN BLINK Keyboard ready Display The display is a 10 4 inch TFT LCD 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator UI 1 7 3 Communication Interface RS232 Isolate Board 3 2 om 124 Cmm O 538 EG Cyr er 20 mm de o 00000 Oo noooo a FIGURE 1 27 52321501016 Board Bottom View RS232 Isolator Power J3 Pin Name Function 4 5V Power 5V 5 NC No connection GND Ground COM1 2 Pin Name Function 2 RXD 232RXD TO PC INPUT 3 TXD 232TXD TO PC OUTPUT 5 GND Ground COM1A B Pin Name Function 2 TXD 232TXD TO PC OUTPUT 3 RXD 232RXD TO PC INPUT 5 GND Ground 1 74 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 AS3000 Service Manual 0070 10 0683 1 35 Ventilator Pn
65. al oxygen alarm concentration 2 Oxygen calibration is inaccurate 2 Calibrate the oxygen concentration sensor again APNEA Runtime 1 Breathing hoses are disconnected 1 Check the breathing hoses Low Battery Runtime 1 Battery capacity is low 1 Connect the unit to AC power High Minute Volume Runtime 1 Minute ventilation is higher than the upper 1 Adjust the upper limit set for the Minute limit set for the Oxygen Concentration Ventilation alarm alarm Low Minute Volume Runtime 1 Minute ventilation is lower than the lower 1 Adjust the lower limit set for the Minute Volume limit set for the Minute Volume alarm alarm APNEA Backup Runtime 1 PS mode is not triggered and APNEA No action needed backup ventilation is given according to the minimum breathing frequency that has been set High PEEP Runtime 1 The expiration time is too short or expiration 1 Check the time setting and expiration pipeline limb is occluded 2 Check the expiration valve PEEP 2 The expiration valve PEEP is defective Keyboard communication Startup Test 1 The signal wire is disconnected or l1 Check the signal wire Failure Runtime damaged 2 Power on again 2 Thekeyboard board program crashed AC Power Failure All 1 AC power is not connected or a fuse is 1 Connect AC and check the fuses tripped O Cal Due Startup Test The oxygen sensor has not been calibrated Calibrate the oxygen sensor Runtime for more than 3 days Tidal volume displayed
66. alf full between minimum and maximum mark Allow the filled Vapor to warm up to room temperature of 20 24 C Wait long enough for the temperature to equalize the time will vary depending on the temperature differential AT e 1 hour up top 2 C e 3 hours 6 C e A hours 10 C 5 hours 20 C Check anesthetic agent monitor Perform zero calibration of monitor with the desired gas AIR or O2 Connect monitor to fresh gas outlet or Y fitting Make sure that all connections are leak tight Connect and start scavenging system Switch OFF ventilator or set vent pressure to less than 5 cmH 0 Set monitor to anesthetic agent being used and to continuous measurement Set flow between 2 5 and 4 L min AIR Use O if AIR is not available Check O and T marks 1 vol 4 vol and at least three other concentrations Adjust control dial on the vaporizer Read concentration after it has reached steady state Correct measured values for the effect of carrier gas used If AIR no correction required If O use following correction factor e Measured value vol 1 0 correction 0 05 vol e Measured value vol 1 0 2 0 correction 0 1 vol e Measured value vol 2 5 4 0 correction 0 2 vol e Measured value vol 5 0 8 0 correction 0 3 vol m If the value displayed on the monitor is in partial pressure no correction is play P p required If in vol convert to partial pressure e Concent
67. bration of the flow meter is 5 Recalibrate the flow meter inaccurate The power supply switch on All 1 The power supply switch on the main unitor 1 Check the connection cable of the power the main unit is defective the cable connection failed supply switch of the main unit or replace the power supply switch of main unit 2 Communication board is defective 2 Replace the communication board All or some keys are non All 1 The keyboard is defective 1 Replace the user interface assembly responsive 2 The communication board is defective 2 Replace the user interface assembly The encoder is non All 1 The encoder failed 1 Replace the user interface assembly responsive 2 The communication board is defective 2 Check and replace the user interface assembly All or some of the work lights Al 1 The work light circuit board is defective 1 Replace the work light circuit board are defective 2 The cable is defective 2 Check the connection to the power supply The switch on the work light All The switch on the work light is defective 1 Replace the work light switch is defective The flow meter light is non All The power supply to the light is defective 1 Replace the power supply to the light operational 2 The foil of light is defective 2 Replace the foil of light 3 The inverter is defective 3 Replace the inverter uoypuLioju Jpdeg Hoyo Buyoouse qnouj 890 01 0Z00 199421 1495 wi0OO0ESV MESSAGE ISSUE O
68. by Runtime 1 This caused by the compliance and No action needed the AS3000 is smaller than compensation of resisting force between the the value displayed on airway and patient bellow Bellows is deflated and atthe Runtime 1 This is caused by a disconnected breathing 1 Install a breathing circuit and connect the Y bottom of its travel during runtime after initial power up and Leak Test circuit a removed absorber canister a removed O sensor or sensor adapter check valve dome rings or no fresh gas flow while ventilator is running piece to the Test port Select CMV mode and confirm the selection Immediately push the Oz Flush button until the bellows is completely filled Return to STANDBY mode and remove Y piece from Test port Hoyo Buyoouse qnouj 1100412141 4109 Repair Information 3 6 AS3000 Service Manual Leak Troubleshooting i Manual Leak Test Check the Bellows Dome Check and if necessary exchange the breathing hoses Manual Leak Test Seal the scavenger port and repeat the test Check the Check the PEEP Exhaust valve valve Remove the Vaporizers and repeat the Leak test Verify the LE Rings are tight and not cracked do not over tighten FIGURE 3 1 Leak Troubleshooting Flow Chart 0070 10 0683 y Manual bag Leak Troubleshooting No Leaks Detected Check APL Valve Check the and bag arm Check the Proportional Valve Check the
69. ce every 10 seconds to inflate and deflate the test lung to approximately 20 cmH2O of pressure 8 Verify the inflation and deflation of the test lung Manual Mode Ventilation Test 1 Set the Ventilation Mode to MANUAL 2 Set the APL Valve to approximately 25 cmH5O Push the O Flush button to fill the breathing bag 3 Set the AIR flow to 1 L min using the flow control valve 4 Squeeze the breathing bag once every 3 seconds 5 Verify the inflation and deflation of the test lung 6 Verify that an airway pressure waveform and all numeric values appear on screen during bag compressions 7 Stop squeezing the breathing bag and set the APL Valve to the open position SP APNEA Alarm Test 1 While in the Manual Ventilation Mode stop ventilating the test lung 2 Verify that the following APNEA alarm signals activate at approximately 60 seconds from the last bag compression e APNEA appears on the screen e An alarm tone sounds Alarm MUTE Test 1 While the APNEA alarm is sounding press the MUTE key 2 Verify the audio portion of the alarm stops and resumes after 2 minutes AS3000 Service Manual 0070 10 0683 6 27 Functional Tests 6 8 7 5 6 28 Periodic Maintenance CMV Adult Ventilation Mode Test 1 Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit 2 Attach an adult test lung to the Y fitting of the breathing circuit
70. ce 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 recycling statues and labeling shown on the battery pack 6 7 2 Battery Replacement 1 Open the access door located at the rear of the AS3000 2 Disconnect the battery connections 3 Remove the old battery 4 Ensure the new battery is electrically connected and secured in the same manner as the original one 5 Close the access door 6 Use only Approved Batteries P N 0997 00 0619 6 8 Functional Tests Refer to Calibration on page 5 1 if any values are out of specification 6 8 1 Test Equipment and Special Tools Required Refer to Special Tools Required on page 3 3 for a list of tools required for Running the functional tests AS3000 Service Manual 0070 10 0683 6 13 Functional Tests Periodic Maintenance 6 8 2 Pressure Regulator Checks 6 8 2 1 Proportional Valve Regulator 1 Open the gas cover panel 2 Remove the drive pressure source from the AS3000 3 Disconnect the input hose from the Proportional Valve 4 Connect a Digital Pressure Meter to the proportional valve input hose 5 6 7 8 9 Reconnect the drive pressure source to the AS3000 Verify the pressure displayed on the Pressure Meter is between 23 9 and 26 8 psi Remove the drive pressure source from the AS3000 Remove the Pressure Meter and reconnect the input hose to the Pro
71. cell plug into the port from which the oxygen sensor was removed using a push and turn motion Select 21 to enter the 21 oxygen concentration calibration screen Remove the oxygen sensor from the Breathing System and expose it to room air for at least 3 minutes Flush the O sensor with air from the auxiliary output for 5 10 seconds to ensure that no O bubbles are trapped in the sensor Select Next to start 21 oxygen concentration calibration The O sensor voltage is displayed during the calibration This is the amplified O cell voltage at the A D converter for the oxygen sensor The O sensor voltage is not displayed for UI versions 2 24 and lower When calibration is successfully completed install the oxygen sensor into the Breathing System The oxygen sensor must be installed in the Breathing System for 10 minutes prior to 100 oxygen concentration calibration to adjust to the temperature of the system Press the Os Flush button for 5 10 seconds to clear out any non O gases from the system Expose the oxygen sensor to 100 pure oxygen 5 L min for at least 3 minutes Select 100 to enter the 100 oxygen concentration calibration screen Select Next to start 100 oxygen concentration calibration 0070 10 0683 2 7 Installation Checkout Procedure Installation Guide 2 3 Installation Checkout Procedure Complete each step to verify the functionality of the AS3000 prior fo clinical use Also perform this checko
72. check check 0600 00 0149 2 Battery Assembly SLA 5AH24V 1 check replace 0997 00 0619 3 Drive Gas Tube 1 check replace 0004 00 0098 4 Bellows Assembly 1 replace replace 115 005968 00 5 Scavenger Hose 1 check replace 0004 00 0095 6 E Valve gasket 2 replace replace 0354 00 0192 7 O ring 6 x 1 8 for airway pressure gauge replace replace 0354 00 0188 8 O ring 4 x 1 8 for airway pressure gauge replace replace 0354 00 0189 9 Bag Arm retainer ring 1 check check 0354 00 0039 10 Disc Ceramic LE Valve 2 check replace 0354 00 0182 11 Gasket Bellows canister base 1 replace replace 0354 00 0191 3 check replace 0354 00 0183 original 12 Absorber canister Seal 1 check replace 047 002850 00 revised 2 check replace 047 000252 00 revised 13 O ring Op Interface O Plug 2 replace replace 0354 00 0187 14 O ring Vaporizer mount 14x2 65 4 replace replace 0354 00 0193 15 Cylinder Washer Black 3 replace replace 0348 00 0185 16 Absorber assembly 1 clean clean 0997 00 0629 original 115 005724 00 revised 17 AGSS filter 1 clean replace 0378 00 0074 18 Absorber Gasket 2 clean replace 0354 00 0199 original 047 002849 00 revised 19 Check Valve 1 clean clean Non replaceable Applicable to original model P N 0997 00 0618 only See Check Valve Cleaning on page 6 4 20 User Interface cable jackscrews and jackposts 2 Check for Loctite Check for Loctite Non replaceable 243 and apply if necessary Verify jackscrews are secured tightly 243 and ap
73. d expiratory ports as detailed in the directions for use Attach the breathing bag and any other respiratory accessories as described Insert the Pre Paks one on top of the other with the wider side facing up on both Pre Paks alternatively the absorber canisters may be filled with loose fill absorbent Install the absorber canister with a quarter turn of the lever at the bottom the absorber assembly this ensures a tight seal 0070 10 0683 2 5 Assembly 2 2 11 2 2 12 2 2 13 Installation Guide Monitoring Products Mounting and Electrical Connection Any monitoring system compatible with the GCX mounting system s swivel head may be mounted to the AS3000 s arm NOTE Use of other monitors and mounting hardware is the responsibility of the installer Always make full use of all mounting fasteners and strap capturing devices when mounting monitors to the AS3000 After mounting a monitor to the AS3000 connect it to one of the AC outlets located on the rear of the AS3000 a Turn on each monitor one at a time and ensure that the circuit breaker holds without tripping b Dress each line cord neatly along the side of the anesthesia machine so that it can not be easily pulled or extend far from the main chassis Agent Monitor Waste Gas Scavenging 3 Respiratory gas monitoring products have an exhaust port from which waste gas expels The exhaust port on the gas monitor must be connected to the open barbed fitting
74. e Attach an EVAC hose to a VAC source connection only if an EVAC source connection is not available 2 2 9 Emergency Cylinder s Remove the cover from a new Og N20 and AIR cylinder Mount one at a time onto the rear of the anesthesia machine Discard the cylinder s tank washer Always use the approved tank washer provided with the AS3000 Open the bail of each yoke and mount the cylinder over the tank washer Ensure the O cylinder mates to the O Pin Index Safety System PISS connection on the O yoke Close the yoke bail and use the hand screw to tighten the cylinder to the yoke port Open and close the cylinder valve and observe that the cylinder gauge on the anesthesia machine rises to the colored range Ensure that the N2O cylinder mates to the N20 PISS connection on the N2O yoke Close the yoke bail and use the hand screw to tighten the cylinder to the yoke port Open and close the cylinder valve and observe that the cylinder gauge on the anesthesia machine rises to the colored range Ensure that the AIR cylinder mates to the AIR PISS connection on the AIR yoke Close the yoke bail and use the hand screw to tighten the cylinder to the yoke port 10 Open and close the cylinder valve and observe the cylinder gauge on the anesthesia machine rise to the colored range 2 2 10 Breathing Circuit CO Absorbent and Liquid Vaporizer Agent l AS3000 Service Manual Attach a breathing circuit to the inspiratory an
75. e b Verify that 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 O4 concentration alarm signals activate a While the ventilator is running press the ALARM LIMITS key b Set the Oy Minimum Alarm Limit to a value higher than the current O2 reading c Verify that the FiO alarm activates indicated by an audio tone is present and that the alarm message Low FiO2 appears on the screen within three ventilation cycles d Set the O5 Minimum Alarm Limit back to a value lower than the current O reading e Verify that the FiO2 alarm resets 2 22 0070 10 0683 AS3000 Service Manual Installation Guide 23 24 25 26 27 AS3000 Service Manual Installation Checkout Procedure Verify that the drive gas pressure loss alarm signals activate and N20 stops and AIR continues to flow a Set the O flow for 1 L min b Set the N20 flow to 1 L min Set the AIR flow to 1 L min d Disconnect the Oz line supply to the AS3000 and Close the 02 cylinder e Verify that the flow of N20 stops when O3 is lost f Verify that AIR continues to flow g Verify the Oz Supply Failure message appears on screen a steady audio tone should sound h Reconnect Og line pressure source to the AS3000 i Verify that the alarms are reset j Verify N2O flow has resumed once O pressu
76. e Bellows FIGURE 2 7 Leak Test Setup AS3000 Service Manual 0070 10 0683 2 13 Installation Checkout Procedure Installation Guide Leak Test Leak Test In Progress FIGURE 2 8 Leak Test in Progress c Select Continue to prompt to the Compliance Test 2007 7 Le 04 50pm 4 Leak Test Leak Test PASSED FIGURE 2 9 Leak Test Results 2 14 0070 10 0683 AS3000 Service Manual Installation Guide 13 Perform Compliance Valve Test a Follow the on screen instructions b Select Continue to start the test Compliance Test 1 Set O flow meter to 5 L min 2 Select Continue to perform Compliance test or select Bypass to proceed to Normal screen FIGURE 2 10 Compliance Test Setup Installation Checkout Procedure FIGURE 2 11 Compliance Test in Progress AS3000 Service Manual 0070 10 0683 Installation Checkout Procedure Installation Guide c Select Continue to prompt to the Normal Screen 05 20pm 4 Compliance Test Complete flc neter 3 Select Continue FIGURE 2 12 Compliance Test Results 14 Manual Leak Test NOTE b c NOTE The Manual Leak Test detects smaller leaks than can be detected in the Automatic Leak Test Ensure that the gas pressure for O5 NoO and AIR are at 50 10 psi Power ON the AS3000 Attach a reusable silicone rubber breathing circuit to the Breathing System For testing purposes always use a reusable breathing circuit T
77. e higher than 3 7 L min d Return flow control knobs to minimum 10 Perform System Test a Power ON the AS3000 b Wait until the System Self Test is complete FIGURE 2 2 Startup Self Test c Select Continue to prompt to the Safety Valve test 2 10 0070 10 0683 AS3000 Service Manual Installation Guide 11 Perform Leak Safety Valve Test a Follow the on screen instructions Leak Test Seal the Y piece Install the Manual Bag Adjust APL to 30 cmH Adjust all Flowmeters to Zero Select Continue Continue FIGURE 2 3 leak Test Setup b Select Continue to start the test 03 02 pm Leak Test 1 Push flush until Paw e value is between 25 and 35 cmH20 Verify that Bell not move in step 1 If Bellows moved in step 1 set Unit power to Off and e value is between FIGURE 2 4 Sofety Valve Test Setup AS3000 Service Manual 0070 10 0683 Installation Checkout Procedure Installation Checkout Procedure Installation Guide Safety Valve Test Safety Valve Test In Progress FIGURE 2 5 Safety Valve Test in Progress 04 30pm 4 Safety Valve Test FIGURE 2 6 Safety Valve Test Passed Message c After 3 seconds the screen will prompt to the Leak Test 12 Perform Leak Test 2 12 0070 10 0683 AS3000 Service Manual Installation Guide Installation Checkout Procedure a Follow the on screen instructions b Select Continue to start the test pletely fill th
78. een the EXP port and the expiratory hose 4 Set the 02 flow to 1 L min and set the N2O and AIR flow rates to minimum flow 5 Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Vent Dial Patient Type Adult Vent Mode Ventilation Mode PS Differential Pressure AP 20 PEEP PEEP Off Flow Trigger Trigger 3 Inspiratory Slope Tslope 0 5 Minimum frequency frequin 2 6 Select PS to 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 appear on the screen 9 Verify that the Peak Pressure reading on the display is x4 the value of AP PEEP 10 Stop triggering breaths 11 Verify that after 30 seconds the ventilator delivers a breath and displays the message APNEA BACKUP 12 Verify the system ventilates with a frequency of 2 bpm AS3000 Service Manual 0070 10 0683 6 31 Functional Tests Periodic Maintenance 6 8 8 Alarms and Failsafe Functions 6 8 8 1 Set Up Ensure that the gas pressure for O2 Ha and AIR are at 50 10 psi 2 Power ON the AS3000 3 Perform the Startup Tests per the on screen instructions Ensure successful completion 4 Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit 5 Attach an adult test lung to the Y fitting of the breathing circuit
79. egulator Inlet Filter Cylinder N20 01 Controller LoL 120 Pressure Cuttoff Regulator Inlet Filter FIGURE 3 3 Safety Valve Test Pneumatics uoypuLioju 1IDdey 55112817940 159 71 91 09400 199491 1495 wi0OO0ESV 3 7 3 Leak Test Automatic Ventilation Test APL Valve Bog Sunoeig Exhoust Patient Vake Breathing System O2 Sensor Insp Valve Electronic Control Solenoid Valve Ventilator Propor Valve Prossure Regulator 02 Flow 02 Outlet Pressure Switch Q Cylinder 02 Inlet Filter Pressure Regulator a Vaporizer Vaporizer Gas Inlet Block Cylinder AIR Pressure Regulator Inlet Filter S Cylinder N20 01 Controller Pressure Cuttoff Regulator Inlet Filter FIGURE 3 4 Automatic Ventilation Test Pneumatics 99110047900 1591 1100412141 4109 pnubow 1495 wi OOESV 91 09400 SI 3 7 4 Compliance Test P Exp Valve Bog Buryoosg Absorber Patient Canister Breathing System Reversing Valve O2 Sensor Insp Valve Electronic Control Ventilator Pressure Regulator 02 Flow 02 Outlet Pressure Switch B 8 77777 Flush Inlet Filter Pr
80. en allowing N20 to enter the flowmeter only when Og pressure is above 7 3 psi 50 kPa Otherwise N2O cannot enter the gas circuit The pressure switch generates a signal when the input pressure is below 29 psi 200 kPa and the system will provide an audible alarm AS3000 Service Manual 0070 10 0683 1 7 Components 1 3 4 Theory of Operation 26 Vaporizer Storage Mount The Vaporizer Storage Mount provides the AS3000 with auxiliary placement for a vaporizer 27 Mains Supply Assembly The Mains Supply Assembly attaches the AS3000 to an external AC wall outlet It also supplies power throughout the unit 28 Electronic Flowmeter Assembly The Electronic Flowmeter Assembly provides fresh gas flow measurement for the AS3000 29 Gas Box Assembly The Gas Box Assembly provides drive gas to the Breathing System and includes a safety valve to insure that pressure stays below 85 01120 It also contains the PEEP valve and the differential pressure sensors 30 YOKE Assembly The YOKE Assembly provides connection for three backup gas cylinders The pressure regulator for the backup gas cylinder reduces the pressure 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 Box Assembly provides and distributes power to the AS3000 33 Rear Panel Assembly The Rear Panel As
81. entilator Uniti ccc wie astvet 1 9 Adjustable Alogge Eer ENEE geed EE toe 1 10 Compliance Compensatloni 3 de teri te t a t e ee t e e eb e 1 10 Electrical Supply 11 Electrical components 11 Ventilator Control opd Drive nienean ee aa oer bot a teh ines A RT ae t eH pa E A ERR 1 12 BDU Basie Digital Writ eres c pO Pei bol eg elle te EN 1 12 Amplifier Board DEE 1 14 Drive Gas Pressure Sensor Board 4 eerte da teta 1 19 PAW Pressure Sensor Bodrd et titer in beet eps Uo ebd iore de deter 1 20 Breathing System Heater 1 21 Ee ME 1 23 Power Managements HR IO e d teme i e e 1 26 Bateria cto rt Dod e i e RO HER Pa reis e Ru E Mea Cr EE 1 28 Power Supplya accessed shies t ette tp debe e diee been e Dodo E E etes 1 28 An sthesia System Components d oc e eser tege ie eege ENEE Seefe en 1 29 Auxiliary Qullets EEN 1 29 Absorber Heater Wire Board ehe terae dp eph deer eder rie bec 1 29 Work Light Board 1 29 Ventilator Ul 1 31 Keyboard Board 1 31 Display 1 34 Communication Interface RS232 Isolate Board 1 35 p 1 35 Ventilator Pneumatic O2 Drive Gas
82. entration of 21 O in fresh gas 11 Test Line Pressure Gas Supplies a Inspect the supply hoses should not be cracked or worn b Connect the supply hoses verifying correct color coding c Adjust both the O2 and N5O flows to at least mid range d Verify that the O2 and N2O supply pressures hold 45 55 psi e Shut off the O2 and N5O flow control valves f Adjust the AIR flow to at least mid range Verify that the AIR supply pressure hold 45 55 psi Shut off the AIR flow control valve gt e 12 Accessories Connection a Connect a breathing circuit to the Breathing System b Connect a breathing bag to the bag arm AS3000 Service Manual 0070 10 0683 6 41 Preoperative Checklist Periodic Maintenance 13 Check Unidirectional Valves a b Set the Ventilation mode to STANDBY Set the APL Valve to 20 01720 Attach a test lung to the Y fitting of the breathing circuit Set the AIR flow to 5 L min Press the Os Flush Valve to fill the breathing bag with volume Slowly squeeze the breathing bag once every 10 seconds Verify that the test lung inflates and deflates Verify that the inspiratory unidirectional valve opens when the test lung inflates Verify that the expiratory unidirectional valve opens when the test lung deflates 14 Test drive gas pressure failure system Set the O2 N2O and AIR gas flows to mid range using the flow control knobs Close the O gas cylinder using the Tank Wrench Verify
83. eplacement items for the product 1 Include the 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 00 261 1 01 Label Fuse Replacement Serial No XXXX 2 ea P N 0213 07 0404 Screw Self Tap 4 x 0 25 Serial No XXXX NOTE Mindray DS USA Inc maintains a policy of continuous development for product improvement and reserves the right to change materials specifications and prices without notice 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings 4 3 Isometric Drawings 4 3 1 Chassis je ee lee 6 FIGURE 4 1 AS3000 Froniview AS3000 Service Manual 0070 10 0683 4 3 Isometric Drawings Replacement Parts and Accessories
84. ervice Manual 0070 10 0683 Functional Tests Periodic Maintenance Functional Tests 6 8 4 4 Compliance Test 1 Follow the on screen instructions 2 Select Continue to start the test Compliance Test 1 Set O flow meter to 5 L min 2 Select Continue to perform Compliance test or select Bypass to proceed to Normal screen FIGURE 6 19 Compliance Test Setup Compliance Test FIGURE 6 20 Compliance Test in Progress 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 3 Select Continue to prompt to the Normal Screen Compliance Test Complete 1 System Compliance value is 1 2 mL cmH2O ww meter to 0 Continue FIGURE 6 21 Compliance Test Results 6 8 4 5 Manual Leak Test NOTE The Manual Leak Test detects smaller leaks than can be detected in the Automatic Leak Test 1 Ensure that the gas pressure for O2 N20 and AIR are 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 the Y itting on the breathing circuit to the test port 5 Attach a breathing bag to the bag arm 6 Set the APL Valve to the fully closed position 70 cmH2O 7 Rotate the O Flow Control Valve until 50 cmH2O pressure is observed on the Airway Pressure Gauge 8 Verify that the flow required to stabilize the pressure is less than 300 mL mi
85. essure Regulator Vaporizer Vaporizer Z Pressure Regulator Inlet Filter Controller N20 Pressure Inlet Filter Cuttoff Regulator Ny FIGURE 3 5 Compliance Test Pneumatics e Cylinder Q Cylinder Q Cylinder 02 AIR N20 Gas Inlet Block uoypuLioju 1IDdey 55112817940 159 91 890 01 0Z00 DQUBW 1495 wi0OO0ESV 3 8 Pneumatic Hose and Wiring Diagrams 3 8 1 Pneumatic Hose Labeling P Exp Valve Bog Patient Reversing Valve O2 Sensor Insp Valve 8 9 10 11 28 Electronic Control Solenoid Valve Propor Valve Pressure Regulator Vaporizer FIGURE 3 6 Pneumatic Hose Labeling Diagram bel APL Valve Breathing System Ventilator 20 o Flow o2 Outlet 15 Pressure Switch SUM Cylinder Pressure Regulator 13 Inlet Filter NZ 40 Cylinder 24 25 Q Pressure Regulator Inlet Filter 39 Cylinder Inlet Filter Controller LLL LE 20e Pressure Cuttoff Regulator 92 AIR N20 Gas Inlet Block Supp Duutaa pup 95 11 9119417984 1100412141 4109 DAUDW 1495 0006 890 0 1 0200 Zl 3 8 2 Sampling Pipeline Module Interface Labeling 11 Insp High 9 Exp Low 7
86. essure sensor is inaccurate 2 Calibrate the pressure sensor the tidal volume reading is Runtime 1 The compliance test after startup is Perform the compliance test after startup again out of tolerance inaccurate 2 Calibration of the flow sensor is inaccurate 2 Calibrate the flow sensor again 3 Calibration of the inspiration valve is 3 Calibrate the inspiration valve again inaccurate 4 Calibration of the pressure sensor is 4 Calibrate the pressure sensor again inaccurate System Self Test Startup Test Selftest during each startup No action needed NON FUNCTIONAL Call Service Representative Startup Test A failure has been found Displayed on the screen which leads to the abnormal operation of anesthesia machine Handle it according to specific information on the failure After the startup test only the MANUAL AUTO key is displayed with the alarm except O2 supply fail Startup Test A failure has been found Displayed on the screen which leads to the abnormal operation of anesthesia machine Handle it according to specific information on the failure After the startup test there are Bypass and Continue keys but with an alarm displayed Startup Test A failure has been found Displayed on the screen but it does not affect the normal operation of each ventilation mode Handle it according to specific information on the failure Hoyo Buyoouse qnouj 1100412
87. eumatic O5 Drive Gas Theory of Operation 1 8 1 8 1 1 8 2 1 8 3 1 8 4 1 36 Ventilator Pneumatic 02 Drive Gas Ventilator pneumatic drive Oxygen is the driving gas for the ventilator In addition to the flowmeter block a high pressure regulator reduces the supply pressure to 25 4 psi 175 kPa This pressure represents the drive gas for the ventilator The drive pressure regulator is placed ahead of the proportional valve that generates the driving gas flow during the inspiratory phase This flow fills the bellows dome that surrounds the bellows Drive Pressure High pressure regulator The drive pressure regulator stabilizes the supply pressure provided to the proportional valve The flow generated by the proportional 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 ventilator Gas Box Assembly The driving module consists of the proportional valve and a solenoid valve for the vent mode switch The proportional valve pressure regulator and generates a driving gas flow of 0 70 L min in relation to the control voltage of the proportional valve of O 5VDC The control voltage of the proportional valve required for the pre selected parameter settings is generated by the BDU board The driving gas flow Qurive gas is in the following relationship with the tidal volume Qdrive gas 7
88. eversing valve CO Absorber The soda lime inside the absorber retains the carbon dioxide from the exhaled gas The AS3000 accommodates standard sized Pre Paks or loose fill CO2 absorbent Inspiratory and Expiratory Valves To ensure correct gas flow direction to and from the patient one way valves are integrated in the inspiratory and expiratory limb of the Breathing System APL Airway Pressure Limiting valve In manual mode the APL Valve acts as a normal spring loaded pressure relief valve limiting the maximum pressure in the Breathing System AS3000 Service Manual 0070 10 0683 1 39 The Breathing System Theory of Operation This page intentionally left blank 1 40 0070 10 0683 AS3000 Service Manual zo Installation Guide 2 1 Delivery of The New Anesthesia Machine The following customer supplied material must be present prior to installation Missing equipment can result in delays incomplete installations and or extra visits AS3000 Service Manual Compatible emergency O5 N5O and AIR cylinders Agent vaporizers and key fillers if not purchased with the AS3000 Liquid agent medication CO absorbent Pre Paks or loose fill Active O2 Hat and AIR lines at 50 psi Drop down hoses for ceiling mounted medical gas utilities compatible with quick disconnect hoses if not purchased with the AS3000 Activated medical gases O2 Ha AIR VAC and EVAC 0070 10 0683 Assembly 2 2 2 2 1 2 2 2
89. f purchase except that disposable or one time use products are warranted to be free from defects in workmanship and materials up to a date one year from the date of purchase or the date of first use whichever is sooner This warranty does not cover consumable items such as but not limited to batteries external cables sensors cuffs hoses or mounts Mindray DS USA Inc will not be liable for any incidental special or consequential loss damage or expense directly or indirectly arising from the use of its products liability under this warranty and the buyer s exclusive remedy under this warranty is limited to servicing or replacing at Mindray DS USA Inc s option at the factory or at an authorized distributor any product which shall under normal use and service appear to the Company to have been defective in material or workmanship AS3000 Service Manual 0070 10 0683 Disclaimers 7 2 7 2 1 7 2 Warranty No agent employee or representative of Mindray DS USA Inc has any authority to bind Mindray DS USA Inc to any affirmation representation or warranty concerning its products and any affirmation representation or warranty made by any agent employee or representative shall not be enforceable by buyer This warranty is expressly in lieu of any other express or implied warranties including any implied warranty or merchantability or fitness and of any other obligation on the part of the seller Damage to
90. f the Tidal Volume set value within approximately 1 minute from the start of ventilation Verify that the PEEP reading is 4 2 within approximately 1 minute from the start of ventilation 20 Verify that the PCV ADULT ventilator mode operates NOTE AS3000 Service Manual a Attach a breathing circuit and breathing bag For testing purposes always use a reusable breathing circuit b Attach an adult test lung to the Y fitting of the breathing circuit c Attach a Vent Tester between the EXP port and the expiratory hose d Set the O flow to 3 L min and set the N2O and AIR flow rates to minimum flow 0070 10 0683 2 21 Installation Checkout Procedure Installation Guide e Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Adult Ventilation Mode PCV Target Pressure PrARGET 20 Breath Rate freq 8 I E Ratio FE 1 2 PEEP PEEP Off Inspiratory Slope Tstope 0 5 f Select PCV to begin ventilation g Verify the Peak Pressure reading of the display is 20 at least 2 cmH2O of the Peak Pressure measured with the Vent Tester h Verify that the pressure waveform Tidal Volume Resp Rate and minute volume values appear on the screen i Verify that the PEAK Value reaches 20 4 cmH O within five breaths from the start of ventilation 21 Verify that the Low Airway Pressure alarm activates a While the ventilator is running disconnect the Inspiratory hos
91. g the Absorber Locking Mechanism to the rods 5 Remove the Absorber Locking Mechanism and Absorber Mount Assembly Absorber Locking Mechanism Absorber Mount Assembly 4 4 4 Absorber Canister Habe Absorber Assembly j Hose j e FIGURE 6 2 Absorber Assembly AS3000 Service Manual 0070 10 0683 6 5 Check Valve Cleaning Periodic Maintenance 2 Remove Absorber Guide Rods and Mounting Plate 1 Loosen the locking nuts on 2 Absorber Guide Rods 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 washers securing the Absorber Mounting Plate 5 Remove the Absorber Mounting Plate Absorber Guide Rod Gasket and Screen Locking Nuts FIGURE 6 3 Absorber guide rods and mounting plate 6 6 0070 10 0683 AS3000 Service Manual Periodic Maintenance Check Valve Cleaning 3 Remove Breathing System parts 1 Remove the following parts from the Breathing System e APL Valve Breathing Circuit e Manual Bag e Bag Arm e Bellows Cover e Airway Pressure PAW Gauge e Bellows e Bellows Cover Base Gasket e 2 Sensor Assembly e Inspiratory Check Valve Assy Drive Gas Tube e CGO Hose e Heater Cable e Pneumatc Hose e Scavenger Hose e Bellows Support Cage if available Bellows Cover O2 Sensor Bellows Assembly PAW Gauge Bag Arm Inspiratory Expi
92. gas evacuation system This device uses high pressure compressed gas When attaching or disconnecting backup gas cylinders always turn the cylinder valves slowly Use the AS3000 flow meters to bleed down the pressure watching the cylinder gauge indicate the depleting cylinder pressure before disconnecting the cylinder from the yoke Always open and close cylinder valves fully This device operates using compressed gas at 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 Disconnect the supply hose from the hospital source connection prior to disconnecting it from the AS3000 gas connection fittings Troubleshooting Guidelines 1 Identify the problem Due to the wide variety of potential symptoms certain problems may be more subtle than others Following the guidelines of the tests will help determine the problem if one exists 2 Avoid shorting component leads together During repair procedures it can be tempting to make a quick series of measurements Always turn the power off before connecting and disconnecting the test leads and probes The accidental shorting of leads can easily stress the components and cause a second failure aside from the safety risk 3 Use the proper equipment The equipment listed in Special Tools Required on page 3 3 is suggested to fulfill a
93. gas hose to the wall supply inlets 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 5 5 N50 Line Pressure Leak Test mom mo 5 6 Remove the N20 cylinder from the AS3000 Connect the N5O line pressure hose to the line pressure inlet on the AS3000 Pinch the N20 line pressure hose to stop N20 line flow Remove the N5O line pressure hose from the N5O line source The N5O line pressure gauge should not fall more than 2 psi in 20 seconds Reconnect the N5O line pressure and remove the pinch in the hose 6 8 5 6 O Line Pressure Leak Test B 9M 5 6 Remove the Os cylinder from the AS3000 Connect the Oz line pressure hose to the line pressure inlet on the AS3000 Pinch the Og line pressure hose to stop Oz line flow Remove the O3 line pressure hose from the O3 line source The Oo line pressure gauge should not fall more than 2 psi in 20 seconds Reconnect the Og line pressure and remove the pinch in the hose 6 8 5 7 AIR Line Pressure Leak Test 1 2 3 4 5 6 Remove the AIR cylinder from the AS3000 Connect the AIR line pressure hose to the line pressure inlet on the AS3000 Pinch the AIR line pressure hose to stop AIR line flow Remove the AIR line pressure hose from the AIR line source The AIR line pressure gauge should not fall more than 2 psi in 20 seconds Reconnect the AIR line pressure and remove the pinch in the hose 6 8 5 8 Cylinder Supply Check Valves Te
94. he BDU software has crashed or reset 2 Power on again Oz Sensor failure Runtime 1 The main unitoxygen sensor cable is TI Check the unitoxygen sensor cable disconnected O Supply failure Runtime 1 The gas source is closed or disconnected 1 Check the gas source Continuous Pressure Runtime 1 Airway pressure is too high 1 Relieve the airway pressure 2 The expiration valve PEEP is defective 2 Repair replace the expiration valve 3 The airway is occluded 3 Clear the occlusion High Airway Pressure Runtime 1 Airway pressure is high 1 Adjust the upper limit set for the airway pressure alarm Low Airway Pressure Runtime 1 Airway pressure is low 1 Adjust the lower limit set for the airway pressure alarm Negative Pressure Runtime 1 Airway pressure is continuously negative 1 Check the airway and fresh gas setting Low FiO Runtime 1 Oxygen concentration is lower than the 1 Adjust the lower limit set for the Oxygen lower limit set for Oxygen Concentration Concentration alarm or the actual oxygen alarm concentration 2 Oxygen calibration is inaccurate 2 Calibrate the oxygen concentration sensor again uoypuLioju 1IDdey Hoyo Buyoouse qnouj Ol 890 01 0Z00 ONUDW 1495 wi0O0ESV MESSAGE ISSUE OCCURRENCE CAUSE SOLUTION High FiO Runtime 1 Oxygen concentration is higher than the 1 Adjust the upper limit set for the Oxygen upper limit set for the Oxygen Concentration Concentration alarm or the actu
95. he airway module 2 Replace the airway module failed In leakage detection the Startup Test 1 The tubing connection is not tight 1 Check the connection on the tubing leakage volume is 501 2 Incorrect installation of the absorber 2 Checkthe installation of the absorber canister 999ml canister 3 The pressure gauge or oxygen sensor on the 3 Check the installation of the pressure gauge or circuit is not installed tightly oxygen sensor on circuit A There is a leakage in the fresh gas supply 4 Check the fresh gas supply for leakage In leakage detection the Startup Test 1 The tubing connection is not tight 1 Check the connection on the tubing leakage volume is larger than 2 Incorrect installation of the absorber 2 Check the installation of the absorber canister IL canister 3 The pressure gauge or oxygen sensor on the 3 Check the installation of the pressure gauge or circuit is not installed tightly oxygen sensor on circuit A There is a leakage in the fresh gas supply 4 Check the fresh gas supply for leakage In compliance test Startup Test 1 The Y itting is not sealed or the Breathing 1 Check the connection and leakage of compliance test failed System has leakage respiration tubes 2 The respiration tubes are too long 2 The respiration tubes cannot be too long 3 Calibration of the pressure sensor is 3 Calibrate the pressure oxygen again inaccurate 4 The flow meter is set incorrectly 4 Setthe flow meter to the correct value 5 The cali
96. he screen is solid when the battery is fully charged Interrupt AC line voltage Verify that the following alarms activate An alarm tone sounds AC Power Failure message appears on the screen Verify that a fully charged battery operates the ventilator for a minimum of 45 minutes Plug the AS3000 into AC line voltage Verify that the alarm signals cease Verify the presence of the battery charging icon in the upper right corner of the screen status bar moving from right to left Wheel Brakes Test Verify that each front wheel brake operates Work Light Test l 2 Turn on the work light located on the bottom side of the top panel Verify that it lights in both on positions 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 9 4 Auxiliary Flowmeter 1 2 Verify an AIR flow of 15 L min can be obtained by connecting the auxiliary AIR hose to the pressure source and opening the flow meter Verify an O flow of 15 L min can be obtained by connecting the auxiliary O hose to the pressure source and opening the flow meter 6 8 9 5 Patient Suction Regulator if available Pepys Set the suction regulator s selection dial to LINE Verify maximum suction vacuum on the regulator s gauge Set the suction regulator s selection dial to REGULATE Verify the suction vacuum is adjustable on the regulator s gauge Set the suction regulator s selection dial to OFF 6 8 10 Vapori
97. ibration duration is approximately 5 minutes AS3000 Service Manual 0070 10 0683 5 9 Calibration Procedures Calibration 5 5 5 Paw Sensor 1 0 cmH5O Calibration FIGURE 5 6 Removing the 3L bag a Remove the 3L bag from the breathing circuit b Set the APL Valve to O cmH2O c Select Continue to start calibration d Follow the on screen instructions 5 10 0070 10 0683 AS3000 Service Manual Calibration Calibration Procedures 2 30 cmH50 Calibration FIGURE 5 7 Connecting the Y itting to the Test Port a Set the APL Valve to 30 cmH4O b Connect the Y fitting to the Test Port see FIGURE 5 7 Connect a Pressure Meter between the Y fitting and the AS3000 use an adapter if necessary d Use the O Flush Valve and O Flow Meter to maintain pressure at 30 0 0 2 cmH O on the Pressure Meter e Select Continue 10 start calibration f Follow the on screen instructions 5 5 6 PEEP Valve FIGURE 5 8 Disconnect the plastic flaps from the Adult Test Lung 1 Calibration Disconnect the plastic flaps from the Adult Test Lung P N 0138 00 0012 and connect it to the Y fitting b Set the Fresh Gas flow to O mL min c Press the O2 Flush Valve to fully fill bellows d Select Continue to start calibration Follow the on screen instructions AS3000 Service Manual 0070 10 0683 5 11 Calibration Procedures Calibration 5 5 7 Flow Meter 1 Calibration FIGURE 5 9 Connecting the Flow
98. ickly not 1 Shut down the unit and wait until the backlight or allowing the memory to fully clear is fully extinguished before restoring power Software Mismatch or Failure to Shut Down Completely UI version 2 25 and higher Charging state is always Runtime 1 Battery capacity is low 1 Charge the battery by connecting AC power displayed 2 The connection wire to the battery is 2 Check whether the connection wire to the disconnected or damaged battery is disconnected or damaged 3 The battery is defective 3 Replace the battery During startup leak test the Startup test 1 A solenoid failure or wiring error 1 Correct the wiring or replace the solenoid bellows moves when it valve shouldn t In leakage detection The APL Startup test 1 The Breathing System pneumatic hose leaks 1 Replace the Breathing System pneumatic hose Valve detection pressure gas when in manual mode displayed on the pressure 2 Pressure gauge failure 2 Replace the pressure gauge gauge does not stay within 3 The APL Valve is out of spec 3 Replace the APL Valve 28 32 cmH5O Hoyo Buyoouse qnouj 1100412141 4109 199421 1495 0006 890 01 0Z00 MESSAGE ISSUE In leakage detection Safety valve detection failed OCCURRENCE Startup test CAUSE 1 The proportional valve on the airway module failed SOLUTION 1 Calibrate the inspiration valve again 2 The safety valve in t
99. ief valve opens and redundant gas is expelled 39 Exhaust Gas Outlet The Exhaust Gas Outlet is located on the lower part of the Breathing System It is connected to the AGSS or via the AGSS transfer tube 40 Absorber Heating System The Breathing System is heated to body temperature to avoid humidified gases condensing 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 aluminum block This block is heated to body temperature to prevent condensing of humidified gases within the Breathing System thus improving airway climatization for the patient s re breathing of respiratory gases The heated Breathing System contains an inspiratory valve with O2 adapter for FiO measurement expiratory valve APL Valve breathing bag connection and internal inspiratory and expiratory flow sensors 1 3 6 The Ventilator Unit The AS3000 ventilator offers multiple ventilation modes Controlled Mandatory Ventilation with volume control CMY Pressure Control Ventilation PCV Synchronized Intermittent Mandatory Ventilation SIMV and Pressure Support PS ventilation Electronic PEEP is available in all ventilation modes User control over inspiratory flow SLOPE is possible in PCV SIMV and PS modes Automatic fresh gas compensation limits the effect of user changes in fresh gas flow rate on the patient The trad
100. ient groups within a tidal volume range of 40 mL 4 kg infant to 1400 mL large adult Time controlled pressure limited and compliance compensated constant volume ventilation is provided through the Controlled Mandatory Ventilation CMV mode The CMV mode delivers a viable ventilation method for complicated lung conditions The ventilator also provides time controlled volume dependant ventilation targeting a set adjustable target pressure provided through the Pressure Controlled Ventilation PCV mode Automatic and comprehensive system startup tests and alarm management 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 selected ventilation modes CMV PCV PS and 911 and the following values Tidal Volume Peak Pressure Mean Pressure 7102 Breath Rate LE Ratio PEEP Plateau Pressure Alarm limits and real time Airway Pressure and flow waveform Breathing System Ventilator Pressure 02 Gas Inlet Block AIR Pressure Regulator N20 Ratios Controller N20 Pressure Cult Regulator FIGURE 1 1 The AS3000 Pneumatic System 0070 10 0683 AS3000 Service Manual Theory of Operation Components 1 3 Components 1 3 1 Front View
101. ightly connect the Y itting on the breathing circuit to the test port Attach a breathing bag to the bag arm Set the APL Valve to the fully closed position DO cm CO Rotate the O5 Flow Control Valve until 50 cmH2O pressure is observed on the Airway Pressure Gauge Verify that the flow required to stabilize the pressure is less than 300 mL min 0070 10 0683 AS3000 Service Manual Installation Guide Installation Checkout Procedure 15 Oxygen Sensor Calibration NOTE NOTE Oxygen Sensor Calibration can be performed in all ventilation modes See Periodic Maintenance Schedule of Service Activities on page 6 2 for when to calibrate the oxygen sensor a Allow the breathing system to warm up and reach thermal equilibrium b c NOTE d NOTE NOTE NOTE AS3000 Service Manual approximately 30 60 minutes Press the MENU key and then use the Navigator Knob to scroll to the Calibrate menu tab see FIGURE 2 13 Select the Start Calibration button Degen Sene San Cabrali Press MENU Key to Exil FIGURE 2 13 Calibrate Menu Tab After the Start Calibration button has been selected the screen shown in FIGURE 2 14 or FIGURE 2 1 6will be displayed instructing the user to remove the oxygen sensor from the Breathing System and expose it fo room air for at least 3 minutes before proceeding The O sensor voltage is displayed during the calibration This is the amplified O cell voltage at the A
102. indicate open connection from driver to valve ie bad cable T29 AGND Analogue Ground T30 GND Ground T31 PAW Pressure inside air way 0 45 0 55 open to atmosphere 732 Manual Manual Auto Valve feedback 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive 1 5 1 2 Drive Gas Pressure Sensor Board FIGURE 1 11 Drive Gas Pressure Sensor Board Bottom View Pair Board Pair J1 PIN NAME FUNCTION 1 AGND Analog Ground 2 Pair Pressure of air 3 NC No connection 4 ARTOV 10V 5 NC No connection AS3000 Service Manual 0070 10 0683 1 19 Ventilator Control and Drive Theory of Operation 1 5 1 3 PAW Pressure Sensor Board 18 m0 FIGURE 1 13 Paw Pressure Sensor Board Bottom View Paw Board Paw J2 PIN NAME FUNCTION 1 AGND Analog Ground 2 Paw Pressure inside airway 3 AR5V 5V 4 NC No connection 5 NC No connection 20 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive 1 5 1 4 Breathing System Heater 00 inm FIGURE 1 15 Breathing System Heater Board Bottom View J2 PIN NAME FUNCTION 2 GND Power Ground 3 5V Controller Power Output Enable 4 24 Heater Power Supply 5 NC No Connection AS3000 Service Manual 0070 10 0683 1 2 Ventilator Control and Drive Theory of Operation 22 J3 PIN NAME FUNCTION 1 RET Heater Power Ground DQ Senso
103. ions If the calibration is successful the screen shown in FIGURE 6 25 will be displayed instructing the user to reinstall the oxygen sensor into the Breathing System Select the Done button to complete the process 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 the oxygen sensor must be replaced select the Exit button replace the oxygen sensor using a push and turn motion and then repeat the calibration Calibration successful Reinstall the sensor into breathing system after calibration FIGURE 6 25 Oxygen Sensor Calibration Successful AS3000 Service Manual 0070 10 0683 Calibration failed Repeat Calibration one more time or Replace Sensor FIGURE 6 26 Oxygen Sensor Calibration Failed 6 23 Functional Tests 6 8 5 6 8 5 1 6 8 5 2 6 8 5 3 6 8 5 4 6 24 Periodic Maintenance Pneumatic Leak Tests N50 Cylinder Leak Test Remove the N20 line pressure hose from the line pressure inlet on the AS3000 Mount a full N2O cylinder to the rear panel yoke If necessary place a new clean tank washer between the cylinder and the yoke to minimize any leaks at the yoke connection Open the N5O cylinder until its pressure gauge indicates cylinder pressure Close the N5O cylinder The N20 cylinder pressure gauge should not drop
104. ions should be directed to a local representative A list of offices along with their phone numbers is provided at the end of this manual Upon request calibration instructions or other information will be provided to assist the user s appropriately qualified technical personnel in repairing those parts of the AS3000 which are designated as repairable AS3000 Service Manual 0070 10 0683 6 47 Phone Numbers and How To Get Assistance Periodic Maintenance This page intentionally left blank 6 48 0070 10 0683 AS3000 Service Manual zx Warranty 7 1 Warranty Statements Mindray DS USA Inc warrants that components within the anesthesia system will be free from defects in workmanship and materials for the number of years shown on the invoice Under this extended warranty Mindray DS USA Inc will repair or replace any defective component at no charge for labor and or materials This extended warranty does not cover consumable items such as but not limited to batteries and external cables Recommended preventative maintenance as prescribed in the Service Manual is the responsibility of the user and is not covered by this warranty Except as otherwise provided herein the terms conditions and limitations of Mindray DS USA Inc s standard warranty will remain in effect Mindray 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 o
105. isfy the Low Peak Pressure alarm Or reduce the Peak Pressure alarm limit to a lower valve to prevent the alarm when using an adult test lung 3 Attach a Vent Tester between the EXP port and the expiratory hose 4 Set the O flow to 2 L min and set the N2O and AIR flow rates to minimum flow 5 Setthe ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Child Ventilation Mode CMV Tidal Volume Vy 120 Breath Rate freq 20 I E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP Off 6 Select CMV to begin ventilation 7 Verify that the pressure waveform 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 measured with the Vent Tester within approximately 1 minute from the start of ventilation 9 Verify the delivered 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 6 8 7 7 Airway Disconnect Alarm Test 1 While the ventilator is running disconnect the expiratory limb from the Expiratory Port on the Breathing System 2 Verify the following airway pressure disconnect alarm signals activate e APNEA message appears on the screen Low Airway Pressure message appears on the screen e An alarm tone sounds AS3000 Ser
106. ister yes yes no Airway pressure gauge no no no APL Valve yes yes no Valve cover and valve nut yes yes no Breathing System module yes yes yes 273 F 134 C without the above mentioned AGSS yes yes no The components in the above table should be rinsed in warm water thoroughly and dried in air after cleaning or sterilizing Preoperative Checklist This checklist should be conducted before administering anesthesia NOTE This is a guideline which can be modified to accommodate variations in local clinical practice Such local modifications should have appropriate peer review If an anesthetist uses the same machine 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 flowmeters vaporizers gauges and supply hoses d Complete Breathing System with adequate CO absorbent Pre Paks or loose fill e Correct mounting of gas cylinders in the yokes f Presence of the Tank Wrench AS3000 Service Manual 0070 10 0683 6 39 Preoperative Checklist 6 40 Periodic Maintenance Per manufacturers specifications turn ON the patient monitors to allow time for their warm up ECG Blood Pressure SpO 2 Gas Monitoring etc Prepare the Anesthetic Gas Scavenging System AGSS a Remove the AGSS from the AS3000 While viewing the float turn the AGSS upside down to verify whe
107. itional bellows system is driven by oxygen and makes patient disconnections clearly visible AS3000 Service Manual 0070 10 0683 1 9 Components 1 3 7 1 3 8 Theory of Operation Adjustable Alarms Minimum and maximum alarm limits can be set for Peak Pressure Mean Pressure and 7102 Minimum alarm limits can be set for Tidal Volume and Minute Volume Exceeding the peak pressure alarm limit automatically halts the inspiratory phase preventing airway pressure from exceeding the high alarm setting In the CMV mode when reaching this pressure limit a High Airway Pressure 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 and minute volume M Vol During pressure limitation the ventilator displays the alarm message until the condition is corrected Compliance Compensation Compliance compensation automatically corrects for the expansion of the circuit in CMV ventilation mode System compliance is measured by the ventilator to maintain the set tidal volume 15 The compliance test may be bypassed at machine power up When bypassing the compliance test the default settings are used 0070 10 0683 AS3000 Service Manual Theory of Operation 1 4 1 4 1 AS3000 Service Manual Electrical Supply Electrical components Ventilator UI 10 4 TFTLCD Backlight In
108. k Valve Cleaning Periodic Maintenance 6 Inspect 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 e Loosely install all 15 screws e Tighten the screws using the numbered sequence shown below FIGURE 6 7 Bottom block screws 6 10 0070 10 0683 AS3000 Service Manual Periodic Maintenance Check Valve Cleaning 7 Install absorber canister assembly 1 Apply Loctite 243 to 3 screws of the Absorber Mounting Plate 2 Secure mounting plate to Breathing System Block using 3 screws and 3 associated washers 3 Apply Loctite 243 to the 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 Absorber Mounting Plate Holder Absorber Canister Gasket Absorber Gasket Canister ES VA Absorber Rod Support Absorber Canister 2 pcs Ring Seal inside Absorber Canister New Style Breathing Systems Old Style Breathing Systems 115 005967 00 0997 00 0618 FIGURE 6 9 Breathing System Styles AS3000 Service Manual 0070 10 0683 6 11 Check Valve Cleaning Periodic Maintenance 8 Secure rods and install final assembly 1 Both rods must be equal in height Secure rods by tightening the locking nuts 2 Install an Absorber Gasket and a Screen onto the
109. l convert to partial pressure e Concentration partial pressure measured value vol x atmospheric pressure cmH 20 1013 cmH2O 14 For setting O and T there should be no output of anesthetic agent 1 vol 0 8 1 2 vol At 2 vol 1 8 2 2 vol At3 vol 2 8 3 2 vol 4 vol 3 8 4 2 vol At 5 vol 4 8 5 2 vol e At vol 5 7 6 3 vol s At7 vol 6 7 7 3 vol At8 vol 7 7 8 3 vol Correct for temperature and carrier gas if necessary 15 Switch off the vaporizer until O engages 16 Switch off the AIR or O flow AS3000 Service Manual 0070 10 0683 6 37 Functional Tests 6 8 11 6 8 11 1 6 8 11 2 6 8 12 6 38 Periodic Maintenance Electrical Tests CAUTION Perform the electrical safety inspection as the last step after completing a repair or after routine maintenance Perform this inspection with all covers panels and screws installed Convenience AC Outlets Test 1 Verify AC voltage is present at each AC outlet with the AS3000 Mains switch in both the ON and OFF positions Electrical Safety Inspection Test NOTE Perform the electrical safety inspection as the last step after completing a repair or after routine maintenance Perform this inspection with all covers panels and screws installed 1 Unplug the Power cable s from the convenience receptacles at the rear of the AS3000 2 Plug the AS3000 into a Safety
110. leted install the oxygen sensor into the Breathing System The oxygen sensor must be installed in the Breathing System for 10 minutes prior to 100 oxygen concentration calibration to adjust to the temperature of the system Press the O2 Flush button for 5 10 seconds to clear out any non O gases from the system Expose the oxygen sensor to 100 pure oxygen 5 L min for at least 3 minutes Select 100 to enter the 100 oxygen concentration calibration screen Select Next to start 100 oxygen concentration calibration 0070 10 0683 5 5 Calibration Procedures 5 5 2 Calibration Proportional Valve Regulator Calibration l 2 3 4 5 6 7 8 9 Open the gas cover panel Remove the drive pressure source from the AS3000 Disconnect the input hose from the Proportional Valve Connect a Digital Pressure Meter to the proportional valve input hose Reconnect the drive pressure source to the AS3000 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 FIGURE 5 1 Push the regulator knob back up once the desired pressure is reached to lock it in place Remove the drive pressure source from the AS3000 Remove the Pressure Meter and reconnect the input hose to the Proportional Valve 10 Reconnect the drive pressure source to the AS3000 Proportional valve input hose FIGURE 5 1 The Pro
111. more than 10 of its initial pressure over 1 minute 07 Cylinder Leak Test Remove the O line pressure hose from the line pressure inlet on the AS3000 Mount a full 92 cylinder to the rear panel yoke If necessary place a new clean tank washer between the cylinder and the yoke to minimize any leaks at the yoke connection Open the Op cylinder until its pressure gauge indicates cylinder pressure Close the O cylinder The Op cylinder pressure gauge should not drop more than 10 of its initial pressure over minute AIR Cylinder Leak Test Remove the AIR line pressure hose from the line pressure inlet on the AS3000 Mount a full AIR cylinder to the rear panel yoke If necessary place a new clean tank washer between the cylinder and the yoke to minimize any leaks at the yoke connection Open the AIR cylinder until its pressure gauge indicates cylinder pressure Close the AIR cylinder The AIR cylinder pressure gauge should not drop more than 1076 of its initial pressure over 1 minute Line Supply Check Valves Test Peps Connect and open a full gas cylinder on each yoke Verify the cylinder gauges operate Remove each line pressure hose one at a time from the wall supply inlet Verify no gas is escaping from any of the three central supply high pressure hoses connected to the AS3000 using a Digital Flow Meter Verify there is no external damage to the gas supply inlet coupling on the AS3000 Reattach each central supply
112. n TL T co o Ze 21 T goo ZA we l g berg SR omm e m cs d 5 s e p P n as u ws Gas f go co a noo cos og 0000 oo oo Dg o oo a 5 m ca SCH oooooooooooooooooo oocooooooooocooooocU 1 i O FIGURE 1 7 BDU Control Board Bottom View AS3000 Service Manual 0070 10 0683 Ventilator Control and Drive Ventilator Control and Drive Theory of Operation 1 5 1 1 Amplifier Board KH T e 1 1 D DD OO E P N 122001402V3 00 PCB 130003613V3 20080115 9 9 99 9 9 Ss CO TERE 000000000000 N o o ag 8 5 782 K 00000000000000000000000000000000 o EI O 990000000000000000000000000000007 203 059 goo 525 9 2 0000 200 o Deessco D O0 FIGUR
113. n AS3000 Service Manual 0070 10 0683 6 21 Functional Tests Periodic Maintenance 6 8 4 6 Oxygen Sensor Calibration NOTE Oxygen Sensor Calibration can be performed in all ventilation modes 1 Press the MENU key and then use the Navigator Knob to scroll to the Calibrate menu tab see FIGURE 6 22 Select the Start Calibration bution Press MENU Ke to Exit FIGURE 6 22 Calibrate Menu Tab 2 After 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 for at least 3 minutes before proceeding After at least 3 minutes have passed select the Next button fo initiate the calibration process The progress bar shown in FIGURE 6 24 will be displayed NOTE If the system is going to be used during the calibration insert the O cell plug into the port from which the oxygen sensor was removed using a push and turn motion 22 0070 10 0683 AS3000 Service Manual Periodic Maintenance Remove the oxygen sensor from the breathing system Expose the sensor to room air for at least three minutes before proceeding 02 Sensor 0 235 V FIGURE 6 23 Oxygen Sensor Calibration Instructions Functional Tests Calibrating EN 02 Sensor 0235 V M FIGURE 6 24 Oxygen Sensor Calibration Progress Bar 3 Proceed based on one of the following two condit
114. n the front of the AS3000 The supplied gas does not pass the flowmeter and vaporizer 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 AGSS Anesthetic Gas Scavenging System reclaims exhausted gas generated during anesthesia 9 Drawer Subassembly The AS3000 has three drawers for storage which can be locked and fixed through the uppermost drawer lock 10 Vaporizer Mounting Manifold The Vaporizer Mounting Manifold provides support for up to two Selectatec compatible anesthetic vaporizers 11 Flowmeter The Flowmeter displays gas flow values for N2O Oo AIR Auxiliary O5 and Auxiliary AIR It consists of coarse and fine flow tubes used to accurately measure gas flow with additional flow tubes to measure auxiliary O2 and AIR gas flow Flow tube measurement values COARSE FLOW TUBE GAS FINE FLOW TUBE 01 UNITS 02 UNITS AUXILIARY FLOW TUBE N2O O 1 L min 1 12 L min 1 10 L min N A Oo O 1 L min 1 10 L min 1 10 L min 0 15 L min AIR O 1 L min 1 15 L min 1 12 L min 0 15 L min 0070 10 0683 AS3000 Service Manual Theory of Operation Components 1 3 2 Side View FIGURE 1 3 AS3000 Side View 12 Upper Mainframe Subassembly The Upper Mainframe Subassembly provides support for the pressure gauges the Flowmeter the gas box assembly the mains su
115. nal Tests Periodic Maintenance Leak Test eal the Y piece Install the Manual Bag Adjust APL to 30 0171120 Adjust all Flowmeters to Zero Select Continue Continue FIGURE 6 12 Leak Test Setup 2 Select Continue to start the test Leak Test je value is between 25 and mH20 Verify that Bellows did not move in step 1 IF Bellows moved 1 set Unit power call Service Select Continue if Paw gauge value is between cmH20 FIGURE 6 13 Safety Valve Test Setup 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests Safety Valve Test Safety Valve Test In Progress FIGURE 6 14 Safety Valve Test in Progress Safety Valve Test 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 Test 1 Follow the on screen instructions AS3000 Service Manual 0070 10 0683 6 17 Functional Tests Periodic Maintenance 2 Select Continue to start the test Leak Test Seal the Y Install the Manual Bag Adjust APL to 30 cmH Adjust all Flowmeters to Zero Select Continue FIGURE 6 16 Leak Test Setup Leak Test Leak Test In Progress FIGURE 6 17 Leak Test in Progress 0070 10 0683 AS3000 Service Manual Periodic Maintenance 3 Select Continue to prompt to the Compliance Test eak Test Leak Test PASSED FIGURE 6 18 Leak Test Results AS3000 S
116. nsor FAIL 2 The tubing kinked or occluded 2 Check the tubing for kinks and remove any Try re starting the system with occlusions all gas flows OFF UI 3 The sensor board is defective 3 Replace the sensor board and then perform version 2 25 and higher each item of the calibration and startup test again Op Supply FAIL Startup test 1 The gas source is not connected 1 Check gas source Runtime 2 The gas supply pressure switch or its cable 2 Check and replace the switch or cable of the is damaged gas source 3 Theamplifier board is defective 3 Replace the amplifier board and then perform each item of the calibration and startup test again AC Power Failure Startup test 1 AC power is not connected Check the connection of AC power Runtime 2 A fuse is tripped 2 Replace the fuse Low Battery Runtime Battery capacity is low 1 Charge the battery by connecting AC power 2 The battery is defective 2 Replace the battery 3 The connection wire or power board is 3 Check the connection wire or replace the defective power board Alarm Speaker FAIL Startup test 1 The connection wire to the speaker is 1 Check whether the connection wire of the disconnected or damaged speaker is disconnected or damaged 2 The speaker is damaged 2 Replace the user interface assembly 3 The keyboard board is defective 3 Replace the user interface assembly Software Mismatch Startup test 1 Power is recycled to the unit too qu
117. oard AS3000 Service Manual 0070 10 0683 FIGURE 4 13 Newer Style 20104 Board Isometric Drawings Replacement Parts and Accessories 4 3 6 Flowmeter Kal E Se 9 N20 o FIGURE 4 12 Flowmeter Module 4 5 6 1 Flowmeter Parts List FIG NO DESCRIPTION PART NUMBER 84 Flow Meter FMAOO Assembly 0997 00 0617 for 01 units 115 005969 00 for 02 units 85 Label Flowmeter N2O 0334 00 1780 86 N20 Knob 0366 00 0134 87 Label Flowmeter AIR 0334 00 1781 88 AIR Knob 0366 00 0133 89 Label Flowmeter O2 0334 00 1779 90 O Knob 0366 00 0135 4 16 0070 10 0683 AS3000 Service Manual szo Calibration 5 1 Introduction This section provides detailed information required to properly test and calibrate the AS3000 Calibration consists of making mechanical and electrical adjustments with the proper test equipment The instrument should be tested and calibrated after repairs have been completed or at regular intervals as part of a periodic 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 Service Diagnostic mode Ensure that all testing
118. ock Key 0366 60 0137 23 Caster without Brake 0401 00 0054 24 Caster with Brake 0401 00 0053 25 Tank Wrench Assembly 0367 00 0080 26 Yoke O2 0103 00 0676 27 Yoke AIR 0103 00 0677 28 Yoke N2O 0103 00 0678 29 User Interface Cable 0012 00 1778 30 User Interface Mounting Arm 0436 00 0249 31 Gas Input Assembly 115 0063 14 00 NS Kit Check Valve 0040 00 0458 NS Not Shown AS3000 Service Manual 0070 10 0683 Isometric Drawings Replacement Parts and Accessories 4 3 2 Breathing System WT Sg E 42 nee i 3 S E s 69 34 Je gt H ee C 36 O f Le 37 a e 3 Le FIGURE 4 3 Breathing System Top View 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings IEN FIGURE AS3000 Service Manual 0070 10 0683 Isometric Drawings Replacement Parts and Accessories Lei eem fy Sei y f Wf f FIGURE 4 5 Breathing System Exploded Top View 0070 10 0683 AS3000 Service Manual Replacement Parts and Accessories Isometric Drawings
119. of the CMV set value a Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit b Attach an adult test lung to the Y fitting of the breathing circuit c Attach a Vent Tester between the EXP port and the expiratory hose d Set the O flow to 2 L min and set the N2O and AIR flow rates to minimum flow AS3000 Service Manual 0070 10 0683 2 19 Installation Checkout Procedure Installation Guide e Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Adult Ventilation Mode CMV Tidal Volume Vy 600 Breath Rate freq 8 I E Ratio FE 1 2 Plateau Tp 10 PEEP PEEP Off f Select CMV again to begin ventilation g Verify that the pressure waveform Tidal Volume Mean or Plateau Pressure Resp rate and minute volume values appear on the screen h Verify the Tidal Volume display is within 15 of the delivered volume measured with the Vent Tester within approximately 1 minute from the start of ventilation i Verify the delivered volume at the Vent Tester is within 15 of the Tidal Volume set value within approximately 1 minute from the start of ventilation L Verify the measured O concentration is at least 97 after 5 minutes k Set the AIR flow to 3 L min and set the N2O and Op flow rates to minimum flow I Verify the measured O concentration is 21 3 vol after 5 minutes 19 Verify that CMV CH
120. on Warnings Precautions and Notes Only bacterial filters with a low flow resistance must be connected to the patient module and or the patient connection Use surgical gloves whenever touching or disassembling valves or other internal components of the Breathing System Ensure that the gas supply of the machine always complies with the technical specification The APL Valve and PAW gauge numerics are for reference only Calibrated patient airway pressure is available on the ventilator screen If the machine should show faults during the initial calibration or testing the machine should not be operated until the fault has been repaired by a qualified service technician After servicing functional sensor and system tests must be carried out before clinical use To accommodate additional monitors and other equipment the AS3000 offers up to two vertical mounting tracks Use of unauthorized mounting accessories is not recommended Always secure any equipment placed on the AS3000 s top shelf 0070 10 0683 5 3 General Guidelines 5 3 5 5 5 5 1 Calibration General Guidelines 1 Before disconnecting any pneumatic hoses the hoses and mating fittings should be tagged to show the proper connections When reconnecting all hoses must be checked for proper connection To further assure proper connection all pneumatic calibrations and tests defined in this manual should be accomplished before use on a patient 2 Once
121. on screen Compliance detection must be within 1 11mL cmH 0 After finishing compliance detection successfully select Continue to enter Standby Screen AS3000 Service Manual 0070 10 0683 5 13 Calibration Procedures Calibration This page intentionally left blank 5 14 0070 10 0683 AS3000 Service Manual on Periodic Maintenance 6 1 Maintenance Schedule The following is a list of activities required for periodic maintenance of the AS3000 Anesthesia System Physical inspection replacement of consumables and performance checks should be periodically performed per the schedule listed below Certain calibration adjustments 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 recommended replacement interval These are noted in the Periodic Maintenance Schedule See section 6 3 6 2 Periodic Maintenance Consumable Parts Kits Consumable parts are available in the PM kits listed below e AS3000 12 Month PM Kit 0040 00 0446 e AS3000 36 Month PM Kit 0040 00 0445 Parts must be replaced at periodic intervals according to the schedule AS3000 Service Manual 0070 10 0683 Periodic Maintenance Schedule of Service Activities 6 3 6 4 Periodic Maintenance Periodic Maintenance Schedule of Service Activities AFTER EVERY EVERY EACH 12 36 ADDITIONAL
122. on the waste gas scavenger 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 waste gas scavenger s WGS barbed fitting Dress the exhaust tubing neatly along the side of the anesthesia machine so that it can not be easily pulled or extend far from the main chassis Oxygen Sensor Calibration NOTE See Periodic Maintenance Schedule of Service Activities on page 6 2 for when to calibrate the oxygen sensor 1 Preparing the unit a Allow the breathing system to warm up and reach thermal equilibrium approximately 30 60 minutes b In Standby mode press the MENU button The menu screen will appear c Select Service then input the password 2010 to enter the Service screen d Select Calibration to enter the Calibration screen e Select Oxygen Sensor to enter the Oxygen Sensor Calibration screen 2 Calibration NOTE Do not shake the O sensor during calibration NOTE During calibration keep the O sensor in a vertical position connector side up and bottom side exposed to room air keep the O sensor near the heated block to minimize the temperature difference from within the heated block 0070 10 0683 AS3000 Service Manual Installation Guide NOTE c d NOTE e NOTE AS3000 Service Manual Assembly If the system is going to be used during the calibration insert the O
123. oncentration 2 The oxygen sensor is out of range 2 Replace the oxygen sensor 3 The main unit oxygen sensor cable is 3 Check whether the main unitoxygen sensor disconnected or damaged cable is disconnected or damaged 4 The amplifier board is defective 4 Replace the amplifier board and then perform each item of the calibration and startup test again PEEP Valve FAIL Startup test The connection wire of the PEEP valve is 1 Check whether the PEEP valve is disconnected disconnected or damaged or damaged 2 The PEEP valve is defective 2 Replace the PEEP valve 3 The Amplifier board is defective 3 Replace the amplifier board and then perform each item of the calibration and startup test again Inspiration Valve FAIL Startup test 1 The connection wire of the inspiration valve 1 Check whether the inspiration valve is is disconnected or damaged disconnected or damaged 2 The inspiration valve is defective 2 Replace the inspiration valve 3 Theamplifier board is defective 3 Replace the amplifier board and then perform each item of the calibration and startup test again uoypuLioju 1IDdey Hoyo Buyoouse qnouj 890 01 0Z00 199421 1495 wi0O0ESV MESSAGE ISSUE OCCURRENCE CAUSE SOLUTION Inspiration Sensor FAIL Startup test Fresh gas is flowing during the startup 1 Verify that no fresh gas is flowing during the or procedure startup procedure Inspiration Se
124. onnecting gas supply lines attach the hose connection 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 gas connection fittings CAUTION Refer to the Periodic Maintenance Schedule of Service Activities on page 6 2 in the Periodic Maintenance section for assistance when performing scheduled periodic maintenance CAUTION Do not leave gas cylinder valves open if the pipeline supply is in use and the system master switch is turned to ON If used simultaneously cylinder supplies could be depleted leaving an insufficient reserve supply in the event of pipeline failure CAUTION Use cleaning agent sparingly Excess fluid could enter the machine causing damage CAUTION This machine must only be operated by trained skilled medical staff CAUTION Perform the electrical safety inspection as the last step after completing a repair or after routine maintenance Perform this inspection with all covers panels and screws installed CAUTION After changing the CO absorbent carry out a system leak test CAUTION Only Selectatec compatible vaporizers with Interlock System may be used with the AS3000 unit CAUTION After each exchange of a vaporizer carry out a system Leak test viii 0070 10 0683 AS3000 Service Manual Notes CAUTION CAUTION CAUTION CAUTION Notes NOTE
125. ose Verify that the N20 and Op Line Pressure gauge shows the reading of the line pressure Attach the cylinders to the AS3000 s yokes 02 and N20 or AIR In the case where multiple cylinders of the same gas are required attach one at a time Open all attached cylinders including the O cylinder If a cylinders pressure is less than 500 psi replace the respective cylinder Verify that the cylinder pressure gauges register a pressure for each type of gas attached 7 Test Oo Flush operation with only 02 connected a b c NOTE d Connect the 092 supply hose and remove the AIR and N20 hoses Attach a calibrated flow meter to the Common Gas Outlet Push the O Flush button and verify a reading between 35 L min and 50 L min at the flow meter O2 flow may be greater than 50 L min at higher altitudes Reconnect the O2 AIR and N20 hoses 8 Test the O4 N4O ratio system applicable to 01 units only a b c d AS3000 Service Manual Set all flow control knobs to minimum Increase the flow of NO until the Oz reaches 1 L min Verify that the N20 flow is not higher than 3 7 L min Return flow control knobs to minimum 0070 10 0683 2 9 Installation Checkout Procedure Installation Guide 9 Test the O5 N20 ratio system applicable to 02 units only a Set all flow control knobs to minimum b Set the flow of Os to 1 L min Open the N5O flow knob and verify that the N20 flow will not increas
126. ply if necessary Verify jackscrews are secured tightly e upuejuiDw 2Iporeg 90 9170944754 1914949 1 Check Valve Cleaning 6 6 6 6 1 Periodic Maintenance Check Valve Cleaning Check valve cleaning is applicable only the original beathing system model P N 0997 00 0618 only It does not need to be performed on the revised beathing system model P N 115 005967 00 see FIGURE 6 1 Constant contact with moist patient gas can result in the 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 breathing systems New Style Breathing Systems Old Style Breathing Systems 115 005967 00 0997 00 0618 FIGURE 6 1 Breathing System Styles Tools and Materials Philips screw driver e 2 5 mm hex wrench e 3 mm hex wrench e 4 mm hex wrench 12 mm standard socket 13 mm open end wrench Silicone Lubricant PN 0510 00 0021 Tape measure metric e Loctite 243 e Isopropyl alcohol 0070 10 0683 AS3000 Service Manual Periodic Maintenance Check Valve Cleaning 6 6 2 Cleaning Procedure 1 Remove Absorber Locking Mechanism and Absorber Mount Assembly 1 Rotate the cam handle 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 securin
127. portional Valve Reconnect the drive pressure source to the AS3000 NOTE If the proportional Valve Regulator is out of specification calibration is required FIGURE 6 10 The Proportional Valve Regulato 6 8 3 Gas Delivery System Tests 6 8 3 1 07 Flush Verification 1 Attach the Digital Flow Meter to the Common Fresh Gas Outlet 2 Verify that the Os flush flow is between 35 to 50 L min when pressing the Oo flush valve 0070 10 0683 AS3000 Service Manual Periodic Maintenance 6 8 3 2 6 8 4 6 8 4 1 6 8 4 2 Functional Tests 07 70 Ratio System For 01 units 1 Set the O2 and N20 Flow Control Valves to minimum 2 Rotate the N2O Flow Control Valve until the top of the O2 flow meter s float rises to 1L min 3 Verify that the N20 flow is not higher than 3 7 L min 4 Lower the N20 flow to minimum For 02 units 1 Set all flow control knobs to minimum 2 Set the flow of Os to 1 L min Open the N20 flow knob and verify that the N20 flow will not increase higher than 3 7 L min 4 Return flow control knobs to minimum Start Up Tests System Self Test 1 Power ON the AS3000 2 Wait until the System Self Test is complete rt Leak Test recommended or select Bypass en ones FIGURE 6 11 Startup Self Test 3 Press Continue to prompt to the Safety Valve Test Leak Safety Valve Test 1 Follow the on screen instructions AS3000 Service Manual 0070 10 0683 6 15 Functio
128. portional Valve Regulator 0070 10 0683 AS3000 Service Manual Calibration Calibration Procedures 5 5 3 Flow Sensor Calibration 1 Preparing the unit FIGURE 5 2 Connecting the Respiration Tube FIGURE 5 3 Blocking the Bag Port a Remove the Inspiratory and Expiratory valve disks and reinstall the valve covers b Connect a Respiration Tube between the Inspiratory and Expiratory Ports see FIGURE 5 2 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 Oz Flush button Verify that the Paw gauge reads a minimum of 40 cmH 2O after releasing the button f If 40 cmH5O cannot be attained open and close the APL Valve and repeat step e prior to leakage troubleshooting g Set the Fresh Gas flow to O mL min Select Continue AS3000 Service Manual 0070 10 0683 5 7 Calibration Procedures Calibration 2 Calibration FIGURE 5 4 Connecting the Vent Tester to the AS3000 b c Connect one end of the Calibration Hose to the High Pressure port on the AS3000 and the other to the inlet on the Vent Tester Connect one end of the Respiration Tube to the expiratory port on the AS3000 and the other to the outlet of the Vent Tester Connect an unterminated tube at least 1 meter long to the inspiratory port on the AS3000 Select Continue to start calibration Ensure that there is O flow on
129. pper left of the screen Verify the following high peak pressure alarms activate a High Airway Pressure message appears on the screen b An alarm tone sounds c Inspiration ends and expiration begins as the pressure meets the high alarm limit Set the PAW high alarm limit set point to 65 cmH54O Verify the alarms signals cease Set the PAW low alarm limit set point to 50 cmH2O Verify the following low peak pressure alarms activate a Low Airway Pressure message appears on the screen b An alarm tone sounds Set the PAW low alarm limit to 12 cmH2O Verify the alarm signals cease 0070 10 0683 6 33 Functional Tests 6 8 8 5 6 8 9 6 8 9 1 6 8 9 2 6 8 9 3 6 34 Periodic Maintenance Minute Volume Alarm Test N 7 8 Set the MV Low alarm limit set point to the highest value Verify the following alarms activate Low MV message appears on the screen e An alarm tone sounds Set the MV Low alarm limit to minimum setting Verify the the alarm signals cease Set the MV High alarm limit set point to the lowest value Verify the following alarms activate High MV message appears on the screen An alarm tone sounds Set the MV High alarm limit set point to the highest value Verify that the alarm signals cease Miscellaneous Tests Test the Line Voltage Alarm Before starting this test verify that the battery is fully charged The battery icon in the upper right corner of t
130. pply assembly and the YOKE assembly 13 User Interface Cable The User Interface Cable provides signal transmission between the User Interface and the main unit AS3000 Service Manual 0070 10 0683 1 5 Components Theory of Operation 14 Auxiliary Gas Outlet Assembly The Auxiliary Gas Outlet Assembly provides the patient with auxiliary oxygen and air mixtures of different concentrations It also contains an O connection for use with other equipment 15 Breathing System Interface The Breathing System Interface provides a connection interface for gas signal acquisition between the Breathing System and gas circuit 16 Breathing System Pneumatic Hose The Breathing System Pneumatic Hose provides multiple connections including PEEP control Auto Manual control and four pressure sampling connections between the Breathing System and mainframe 17 O5 Sensor Cable The O5 Sensor Cable provides a connection between the oxygen sensor component in the Breathing System and the oxygen concentration signal acquisition port on outlet module of the mainframe 18 Breathing System Interface The Breathing System Interface provides the main 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 provides connection between the Breathing System and the mainframe in order to support
131. r Verify that resistance to ground is less than 0 2 Ohms 200 mOhms 30 Check the vaporizer interlock a b c d Attach two vaporizers to the Vaporizer Mounting Manifold and lock them in place Rotate either of the vaporizer s dial to 3 agent Verify that the other vaporizer dial cannot be rotated to a setting Set both vaporizer s dials to O Rotate the other vaporizer dial to 3 Verify that the first vaporizer dial cannot be rotated Rotate both vaporizer dials to T and remove both vaporizers Verify that the locking spring is intact Reconnect both vaporizers to the Vaporizer Mounting Manifold 0070 10 0683 AS3000 Service Manual Installation Guide Installation Checkout Procedure 31 Check each vaporizer s agent concentration output and accuracy b NOTE c Insert the agent measuring device sampling tube inside the common gas outlet port Fill the Vaporizer with anesthetic agent Do not overfill by filling past the indicator line on the vaporizer Test the vaporizer accuracy per the Vapor 2000 instructions or see the appropriate vaporizer manual for testing details Test each vaporizer in turn Test any vaporizer on the Vaporizer Storage Mount Remove the measuring device from the common gas outlet port Connect the fresh gas tube to the common gas outlet port 32 Drager Vapor 2000 Operating Instructions ARRB FOO1 AS3000 Service Manual b c Fill Vaporizer at least h
132. r signal 24V Heater Output Test point definition DESIGNATOR NAME FUNCTION T10 GND Power Ground TI 5V Controller Power 17 24 Heater Power input T9 POUT Heater Output Indicating lamp definition DESIGNATOR STATUS FUNCTION 12 RED Heater Output available LT3 GREEN Heater Ready 0070 10 0683 AS3000 Service Manual Theory of Operation Ventilator Control and Drive 1 5 1 5 Sensor Board 0 mm 66 mm T Hi d SOG 6 8 mm oooooooooooo op on on a Fa EES c BO e LR 0510 oa popogoondoonpnoooonoooono 10 gooo o o o o o o o o o o o o DH FIGURE 1 17 Sensor Board Bottom View AS3000 Service Manual 0070 10 0683 1 23 Ventilator Control and Drive Theory of Operation Sensor Board Pair J1 PIN NAME FUNCTION l AGND Analog Ground 2 Pair Pressure of air 3 NC No connection 4 AR10V 10V 5 NC No connection PAW J2 PIN NAME FUNCTION l 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 l 24V Power 24V 2 GND Power Ground Backlight Power J15 PIN NAME FUNCTION 1 24V Power 24V 2 GND Power Ground Switch of Gas Supply J6 PIN NAME FUNCTION k GND Ground NC No connection Pgas Switch input Expire Valve J14 PIN NAME FUNCTION l 5V 5V 2 Valexp Expire Valve Drive 1 24 0070 10
133. ration partial pressure measured value vol x atmospheric pressure cmH 0 1013 01120 0070 10 0683 2 25 Installation Checkout Procedure 2 26 Installation Guide n For setting O and T there should be no output of anesthetic agent At 1 vol 0 8 At 2 vol 1 8 At 3 vol 2 8 At 4 vol 3 8 At 5 vol 4 8 At 6 vol 5 7 At 7 vol 6 7 At 8 vol 7 7 Correct for temperature and carrier gas if necessary 1 2 vol 2 2 vol 3 2 vol 4 2 vol 5 2 vol 6 3 vol 7 3 vol 8 3 vol Switch off the vaporizer until O engages p Switch off the AIR or O flow 0070 10 0683 AS3000 Service Manual 30 Repair Information 31 Introduction This 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 understanding of the system s functions as well as understanding its principles of operation AS3000 Service Manual 0070 10 0683 Warnings and Cautions 3 2 3 2 1 3 22 3 3 Warnings and Cautions In the event the instrument covers are removed observe the following warnings and cautions Warnings WARNING Cautions CAUTION CAUTION Whenever using anesthetic gases nitrous oxide oxygen or any hospital gas always follow the appropriate agent evacuation collection procedures Use the hospital
134. re returns Verify that the battery operation and charging icons appears a b c Verify that the battery icon appears on the screen and indicates the charge level of the battery Set the vent mode to Standby Disconnect AC line cord d Verify that the line cord icon is flashing e Verify that the flow meter backlight is illuminated during battery operation When the battery icon is in a not full state reconnect the AC line cord Verify that the battery charge icon appears on the screen f g h Verify that the flow meter backlight is illuminated during AC voltage operation Verify operation of the work light a Turn on the work light located on the bottom side of the top panel b Verify that it lights in both on positions Verify that the Auxiliary O2 and AIR Flowmeters operates a Verify an AIR flow of 15 L min can be obtained by connecting the auxiliary AIR hose to the pressure source and opening the flow meter b Verify an 02 flow of 15 L min can be obtained by connecting the auxiliary O2 hose to the pressure source and opening the flow meter Verify that the Suction Regulator operates in LINE and REGULATE positions a Set the suction regulator s selection dial to LINE b Verify maximum suction vacuum on the regulator s gauge Setthe suction regulator s selection dial to REGULATE d Verify the suction vacuum is adjustable on the regulator s gauge e Set the suction regulator s selection dial to O
135. rried out by authorized personnel and b the electrical installation of the relevant room complies with the appropriate requirements and the equipment is used in accordance with the instructions for use 0070 10 0683 AS3000 Service Manual Warranty Manufacturer s Responsibility This page intentionally left blank AS3000 Service Manual 0070 10 0683 7 3 0070 10 0683 Rev K August 8 2014 Mindray DS USA Inc e 800 MacArthur Boulevard e Mahwah NJ 07430 e USA e Dom Customer Service 1 800 288 2121 Intl Customer Service 1 201 995 8000 Dom Fax 1 800 926 4275 Intl Fax 1 201 995 8680 www mindray com Mindray Medical Netherlands B Ve Drs W van Royenstraat 8 PO Box 26 e 3870 CA Hoevelaken e The Netherlands e Tel 31 33 25 44 911 e Fax 31 33 25 37 621 Mindray UK Limited e 3 Percy Road e St John s Park e Huntingdon e Cambridgeshire PE29 6SZ e United Kingdom Tel 01480 416840 Fax 01480 436588 Mindray Medical France SARL e Europarc Cr teil 123 Chemin des Bassins e 94035 Cr teil Cedex e France e Tel 0 1 45 13 91 50 Fax 0 1 45 13 91 51 Mindray Medical Germany GmbH e Zwischen den Bachen 4 64625 Bensheim e Deutschland e Tel 49 6251 17524 0 Fax 49 6251 17524 20 Mindray Medical International Ltd e 2813 Office Tower Convention Plaza e No 1 Harbour Road e Wanchai e Hong Kong e Tel 852 2793 5596 Fax 852 2344 8824 Medstar Importa o e Exporta o Ltda e Av Vereador Jos
136. sembly protects and provides heat dissipation for the electric box and auxiliary support for the backup gas cylinder Other components not identified in graphics 34 Inspiratory and Expiratory Valves The Inspiratory and Expiratory Valves are unidirectional valves that allow air to flow in only one direction 35 Absorber Canister The AS3000 uses two Absorber Canisters which can contain 1500 mL of soda lime each They can be used for 6 8 hours each if full Water generated from the reaction with CO is drained from a valve on the lower side of the canister 36 APL Airway Pressure Limiting Valve The APL Valve is used for limiting maximum airway pressure during manual ventilation The adjustable range of the APL is O 70 cmH5O 0070 10 0683 AS3000 Service Manual Theory of Operation Components 37 Bellows Assembly The AS3000 employs ascending ventilation bellows in which mixed gas is stored Drive gas supplied by the ventilator forces the bellows to descend sending mixed gas into the inspiratory passage of patient s airway If a patient s airway suffers from gas leakage the bellows will collapse informing the operator of a possible problem A tidal volume scale is provided on the transparent dome through which a patient s tidal volume can be estimated 38 Pressure relief Valve The Pressure relief Valve is located at the base of the bellows When end expiration airway pressure reaches 1 3 cmH2O the pressure rel
137. sia System Connections see FIGURE 2 1 1 Attach the Fresh Gas Hose of the Breathing System to the CGO port on the system AS3000 Service Manual 0070 10 0683 2 3 Assembly 2 2 3 2 2 4 2 2 5 2 2 6 2 2 7 Installation Guide Attach the Drive Gas Hose to the designated port on the Breathing System Interface Attach the Heater Cable to the designated port on the Breathing System Interface Attach the O2 Cable to the designated port on the Breathing System Interface Attach the Pneumatic Hose Assembly to the designated connector labeled Breathing System Pneumatics Attach the AGSS Transfer Hose Tank Wrench and Pre operation Checklist 1 2 Mount the tank wrench on the rear of the AS3000 so that it can be used to open or close each cylinder without disconnecting it from the machine Attach the pre operation checklist to a location on the AS3000 where the operator can access it Patient Suction Regulator and Arm Remove the Patient Suction Regulator and mounting arm from its packaging Attach the mounting arm to the customers desired channel It mounts to either side channel Tighten the locking screw Thread the patient suction regulator into its mating port on the mounting arm Attach a barbed fitting adapter to the suction regulator s VAC fitting as necessary to attach a hospital grade suction hose from the regulator output to the suction canister Suction Canister Bracket 1 2 Remove the suc
138. sible 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 regulations It is a violation of federal and international law to offer any package or over pack of dangerous goods for transportation without the package being appropriately identified packed marked classified labeled and documented according to D O T and I A T A regulations Please refer to the applicable I A T A Dangerous Goods Regulations and or the Code of Federal Regulations 49 Transportation Parts 171 180 for further information Cautions CAUTION Refer to the Periodic Maintenance Schedule of Service Activities on page 6 2 in the Periodic Maintenance section for assistance when performing scheduled periodic maintenance CAUTION Do not leave gas cylinder valves open if the pipeline supply is in use and the system master switch is turned to ON If used simultaneously cylinder supplies could be depleted leaving an insufficient reserve supply in the event of pipeline failure CAUTION Use cleaning agent sparingly Excess fluid could enter the machine causing damage CAUTION This machine must only be operated by trained skilled medical staff 0070 10 0683 AS3000 Service Manual Calibration 5 2 3 Notes NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE AS3000 Service Manual Calibrati
139. sor Calibration Flow Valve Calibration Paw Bensor PEEP Valve tel itelast Flow Meter asiansa Leakage detection Startup leakage detecti APE Valve leakage del ch n i5 rsd enr e den b the b dad 5 Safety Valve leakage detection 5 Breathing System leakage detection sees 5 13 Compliance detection GM TIED 5 NOK RB 1 1 1 10 11 12 13 13 13 13 13 Periodic Maintenance escscccseseccococcoesesescocococosesosoccocoeosococosesesescococosesesoseococosesesoseseses T Maintenance Schedule Periodic Maintenance Consumable Parts Kits 52 Periodic Maintenance Schedule of Service Actviles esses eene 2 Visval Inspection Checklist 2 4 tai ec esten ep tet e D tdi e E uc tid 2 Replacement of Consumable Port 3 Check ele Cep tbe Ae ett ADHERE Uu E 4 Tools dnd Materials i diete t eet tbe ec et DA decia t p e me t voee ado bait e de rb a 4 Cleaning Procedure t ee HR ERE P Dele enr uet Ne Rid 5 Battery Maintenance and Rerlocement stt ittee ttes tti SEES EESE EESE EES EEEEEEEE EESE EES EEEE ES EESE ete 6 13 Battery Maintenance sse n
140. st AS3000 Service Manual Close and remove all gas cylinders from the AS3000 Verify the cylinder gauges return to zero Using the Digital Flow Meter verify that no gas is escaping from any of the three yoke connections on the AS3000 Verify there is no external damage to the gas cylinder or yoke pins Reconnect the cylinder s as necessary 0070 10 0683 6 25 Functional Tests Periodic Maintenance 6 8 6 Breathing System Checks 6 8 6 1 Waste Gas Scavenger Test if available 1 Connect one end of the low pressure waste gas hose to the port on the Waste Gas Scavenger Assembly Connect the other end of the hose to the EVAC port NOTE If operating the AS3000 with other types of waste gas scavenging ensure that waste gases are directed from the EVAC port to that scavenging system 2 Connect the respiratory gas monitor exhaust output to the barbed fitting port on the Waste Gas Scavenger Assembly 3 Cap any open ports on the waste gas scavenger assembly 4 Ensure that the waste gas scavenger flow adjustment is able to be set throughout its full range 6 8 6 2 Internal Gas Connections Test 1 Close and remove all gas cylinders from the AS3000 2 Connect only the AIR line pressure hose to the AS3000 from the wall supply Leave alll other line pressure hoses disconnected 3 With the AS3000 powered OFF rotate the AIR flow control knob to ensure a continuous flow increase throughout its full range 4 Disconnect the
141. sure is 745 psi Replace the cylinder if its pressure is less than 600 psi e Reopen the cylinder 0070 10 0683 AS3000 Service Manual Periodic Maintenance Preoperative Checklist 7 Check AIR cylinder supply a Disconnect line pressure hoses if connected and return the cylinder and line pressure gauges to zero using the flow control knobs b Open the AIR cylinder and check for pressure c Close the AIR cylinder and observe the pressure gauge for evidence of high pressure leaks d A typical full AIR cylinder s pressure is 1900 psi Replace the cylinder if its pressure is less than 1000 psi e Reopen the cylinder 8 Power up the system and follow the on screen prompts to perform the Leak and Compliance Tests 9 Test Flowmeters a Check that all floats are at the bottom of the flow tubes with the flow control valves closed b Adjust the flow of all gases through their full range and check the floats for erratic movements 10 Test Hypoxic Guard System For 01 units a Attempt to create hypoxic O2 N2O mixture by slowly opening the N20 Flow Control Valve b Continue to increase the N2O flow and observe O2 and N20 rise in proportion to maintain a minimum concentration of 21 O in fresh gas For 02 units a Attempt to create hypoxic O2 14209 mixture by opening the N5O flow control valve completely b Increase the O5 flow and observe Og and N20 rise in proportion to maintain a minimum conc
142. t Acte iit iter eee ee e Ae E RTT de tede dh 6 34 Miscellaneous Tests sci ster 5 5855758552855354525585858558885855585855455545258554228555754557542552858853 52285555555 6 34 Test the Line Voltage Alani 5d tee ti i uten 6 34 Wheel Brakes Test Work ell Auxiliary Flowmeter ses 5 2 cbse ta 22885 6 35 Patient Suction Regulator if available 6 35 VapOllzers ico LOI RUD UAM UR ENDO QUU P NE UE 6 35 Vaporizer Interlock EE 6 35 Vaporizer Accuracy Tests ies enee 6 36 Vaporizer 1 52155558422 6 36 Drager Vapor 2000 Operating Instructions ARRB FOOT 6 37 El ctrica Tests iti rmt te ever rta D sde deng qure ap ea rU ADR FOU 6 38 Convenierice AC Outlets Test ied a eee t e a Pe deb Hed en kat eaae odo daa veces 6 38 Electrical Safety Inspection Test 6 38 AS3000 Installation Checklist tet eee rede rte enint inno denos 6 38 eee 6 39 Cleaning and Disinfecting the AS3000 6 39 iv 0070 10 0683 AS3000 Service Manual Table of Contents Cleaning and Sterilizing the Breathing System and Components 6 39 Preoperative Checklist
143. te a Aa 6 25 Breathing System Checks ete tede d i tee obe eee ueri o rx e ao dea CUN eh eade 6 26 Waste Gas Scavenger Test if available sss eee 6 26 Internal Gas Connections Test ae iere eee etre edet et etie heir do eda de dede Rea ena EE nato 6 26 Drive Gas Pressure Loss Alarm N2O Cutoff Test 6 26 Performance Verification eden dee ire c rre EEE RE reo ok ENNEN deen 6 27 Standby Mode Ventilatiori Leste 4er ot e eo et ete p MR PR 6 27 Manual Mode Ventilation Test APNEA Alarm eeben eate t ee e te patito iat te rH pts Alarm MUTE E aes CMV Adult Ventilation Mode Test ee eee ee enne 6 28 CMV Child Ventilation Mode Test 6 29 Airway Disconnect Alarm Test 2s 6 oso hoste te oe feet tet tbe eie tate 6 29 PCV Adult Ventilation Mode Test eese eet eet det eere ene teneo ne de aene dion 6 30 Pressure Support PS Ventilation Mode Test eee 6 31 Alarms and Failsafe Functions 6 32 NR nM 6 32 Low FiO Alarm Tesi ecce I e de n oie eo d d e x a De Reo o dade AR C e en 6 32 High Fi s Alarm Test etit rr E HR OR 6 33 Peak Pressure Alarms Test e ete ieie ri iiini dE EEN 6 33 Miriute Volume Alarm Tes
144. the Breathing System 20 Heater Wire The Heater Wire provides connection to the heating system of the Breathing System By heating the Breathing System during anesthesia accumulation of water in the Breathing System is minimized It also provides comfortable gas to the patient 21 AGSS Transfer Hose The AGSS Transfer Hose provides pipeline connection between the exhaust gas outlet of the Breathing System and the AGSS evacuation system 22 Lower Mainframe Assembly The Lower Mainframe Assembly provides support for the drawer subassembly outlet module CGO subassembly O flush valve and the electric box Together with the Upper Mainframe Subassembly and Base Assembly forms the mainframe of the machine 23 Base Assembly The Base Assembly provides support to the whole machine The four casters provide movement for the machine in any direction The front casters have a locking function 0070 10 0683 AS3000 Service Manual Theory of Operation Components 1 3 3 Rear View o Ki o o o Ki Ki o amp FIGURE 1 4 AS3000 Rear View 24 Top Shelf Assembly The Top shelf Assembly includes the work light and its switch It also serves as a storage area 25 Gas Input Assembly The Gas Input Assembly 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 O operated valve can op
145. ther the float moves freely along its shaft Replace the float as necessary Reconnect the AGSS to the AS3000 b Connect the vacuum hose to the vacuum port on the AGSS Adjust the position of the float to be between the Min and Max lines by turning its flow adjustment knob counterclockwise increases flow clockwise decreases flow c Drain any moisture from the waste gas hose Connect the waste gas hose to the AGSS waste gas port Verify that a Flow control valves are off b Vaporizers are off c Vaporizers are filled d Vaporizer Filler caps are sealed tightly Check oxygen O3 cylinder supply a Disconnect line pressure hoses if connected and return the cylinder and line pressure gauges to zero using O flush valve b Open the Og cylinder and check for pressure Close the O cylinder and observe the pressure gauge for evidence of high pressure leaks d Press the Oo flush valve to empty the piping e A typical full Oz cylinder s pressure is 1900 psi Replace the cylinder if its pressure is less than 1000 psi h S Reopen the cylinder Check nitrous oxide N20 cylinder supply a Disconnect line pressure hoses if connected and return the cylinder and line pressure gauges to zero using the flow control knobs b Open the NO cylinder and check for pressure c Close the N20 cylinder and observe the pressure gauge for evidence of high pressure leaks d A typical full N2O cylinder s pres
146. tion canister bracket from its packaging Attach the bracket to the right lower rail and secure Utility Tray Monitor Mounting Arm with Utility Hook s 1 Remove the items from their packing material 2 Slide the utility tray into the desired channel 3 Tighten the locking screw 4 Remove the plastic cap from under the mounting arm s swivel head 5 Mount the utility hook s under the swivel head of the arm using the screws and tool provided with the hook 6 Slide the mounting arm into the desired channel Allow enough room for mounting monitors at the desired height 7 Tighten the locking screw Vaporizers l Prior to mounting set the vaporizer to the T position Does not apply for all vaporizers 0070 10 0683 AS3000 Service Manual Installation Guide Assembly Discard the washers that came with the vaporizer Use only approved O rings that come mounted on the vaporizer mounting ports of the AS3000 Mount a mechanical vaporizer to either side of the AS3000 vaporizer mount by placing the vaporizer on the ports and locking down the lever Mount an electronic vaporizer in the same manner Follow any installation instructions that come with the specific vaporizer 2 2 8 High Pressure Hoses Remove the hoses from their packing material Attach each hose to its mating connector by hand Do not use any tools Use extreme care while attaching the EVAC hose to the waste gas scavenger WGS as it is extremely delicat
147. to the vent manual valve is disconnected or is damaged SOLUTION 1 Check whether the connection wire of the vent manual valve is disconnected or is damaged 2 The vent manual solenoid valve is 2 Replace the vent manual solenoid valve damaged 3 The amplifier board or connection cable 3 Check the connection cable and replace the defective amplifier board Then perform each item of the calibration and startup tests again Expiration Sensor Failure Startup test Fresh gas flow is present at startup 1 Turn off all fresh gas flow and reboot the unit 2 The sensor board is defective 2 Replace the sensor board and then perform each item of the calibration and startup test again Keyboard Communication Startup test 1 The data wire is disconnected or is 1 Replace the user interface assembly FAIL damaged 2 The keyboard board is defective 2 Replace the user interface assembly Pressure Sensor FAIL Startup test 1 The connection wire of the PAW board is 1 Check whether the connection wire of the PAW disconnected or is damaged board is disconnected or damaged 2 The connection of the PAW board or sensor 2 Check the power supply and connection of the board is defective sensor board Replace the Paw board and sensor board 3 The tubing kinked or occluded 3 Check the tubing for kinks and remove any occlusions Op Sensor FAIL Startup test 1 The Os concentration is below 16 1 Increase Og c
148. ut after installation reinstallation servicing or after any periodic maintenance activity This checklist does not replace periodic maintenance actions that must be performed to maintain peak performance 1 Verify that all components are present and inspect for physical damage a b Ensure that the Operating Instructions is present Verify unit is free from cosmetic defects Plastics labeling and display window are free from inclusions pitting bulges sink marks nicks scratches gouges dents discolorations etc Verify all major hardware is fastened properly c Verify that there are Tank Washers for each of the external cylinder yokes d Verify that each vaporizer s locking spring 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 consumables and CO absorbent are present g Inspect the O2 N20 AIR VAC and EVAC supply hoses for damages h Turn the flow control knobs for O2 AIR and N20 and verify that the floats rise and spin as the flow is increased and fall freely as the flow is decreased i inspect the AC line cord for fraying and damages 2 Verify that the laminated Preoperative Checkout card is attached 3 Verify that the tank wrench is attached 4 Verify that the waste scavenger flow rate is set and that the hose is intact connected and dry a Attach the
149. verter 1 mplifier for 20104 audio alarm Keypad Communication and Interface Cable Ventilator Control and Drive Switch PWR MNG L Electrical Supply Anesthesia n HOM 1061 55 W4 Amplifier DC DC wl BAT ainssaig ADMAIY deu 15 SAPA IPS deu won 334 3 pA 95861510919 MO 4 aqoid Josues ZO 4 JOsuas 9 14 Wi amp unsseJg 92405 spe IPA em Pr FIGURE 1 5 Electrical Components Overview 0070 10 0683 trl amp I otect n P LI o i ER Outlet Ventilator Control and Drive Theory of Operation 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 RE i caaea mh amp CI ux o b 122 936 mm Baas BS E n D B CS Le c o on Biz am D o gooocoooocoooocooooocoo o o 900000000000000000000 5 00000000000000000CcO0O0 i 2 no O 1 2 POO 13000315 502 o AFCHMED 2008 23 1 Ca O00000000000000000 J Dl oooooooooooooooo L e 3 m CG _ 5 5 ma FIGURE 1 6 BDU Control Board Top View 1 12 0070 10 0683 AS3000 Service Manual Theory of Operatio
150. vice Manual 0070 10 0683 6 29 Functional Tests 6 8 7 8 6 30 Periodic Maintenance PCV Adult Ventilation Mode Test 1 Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit 2 Attach an adult test lung to the Y fitting of the breathing circuit 3 Attach a Vent Tester between the EXP port and the expiratory hose 4 Set the O flow to 3 L min and set the N2O and AIR flow rates to minimum flow 5 Set the ventilator controls to VENTILATOR CONTROLS VENTILATOR SETTINGS Patient Type Adult Ventilation Mode PCV Target Pressure PrARGET 20 Breath Rate freq 8 I E Ratio FE 1 2 PEEP PEEP Off Inspiratory Slope Tslope 0 5 6 Select PCV to begin ventilation 7 Verify the Peak Pressure reading of the display is within 4 cmH O of the Peak Pressure measured with the Vent Tester 8 Verify that the pressure waveform Tidal Volume Resp Rate and minute volume values appear on the screen 9 Verify that the PEAK Value reaches 20 4 cmHO within five breaths from the start of ventilation 0070 10 0683 AS3000 Service Manual Periodic Maintenance Functional Tests 6 8 7 9 Pressure Support PS Ventilation Mode Test 1 Attach a breathing circuit and breathing bag NOTE For testing purposes always use a reusable breathing circuit 2 Attach an adult test lung to the Y fitting of the breathing circuit 3 Attach a Vent Tester betw
151. wide range of troubleshooting requirements It is imperative to use the designated equipment in order to ensure proper results of any and all test procedures 4 Clean up the repair area After any repair clean off the repair area 0070 10 0683 AS3000 Service Manual Repair Information Repair Information 3 4 Special Tools Required Special Tools Required PARTNUMBER DESCRIPTION SPECIFICATION 1 0070 00 0683 AS3000 Service Manual NA 2 not applicable Vaporizer Instruction Manual NA 3 not applicable Safety Analyzer Dempsey 430 or equivalent 4 not applicable Digital Volt Meter 3 1 2 digit 5 not applicable Agent and N20 Analyzer 0 3 V V 5 of reading 6 0138 00 0012 Test Lung Adult NA 7 not applicable Digital Pressure Meter BC Biomedical DPM 2301751 NMC Digital Pressure Meter 8 not applicable Central supplied O2 N20 AIR Minimum of 35 psi DISS connections 9 not applicable Cylinder gases O2 N2O AIR Full PISS yoke connections 10 not applicable Hand tools Allen wrench set Metric 11 0367 00 0080 Tank Wrench NA 12 0103 00 0508 Y Fitting 15 mm connection 13 0004 00 0076 Respiration Tube 2 required 0 6 meter silicone 15 mm 14 0992 00 0139 Breathing Bag 2 3 L silicone 15 0510 00 0020 Krytox Lubricant NA 16 not applicable Vent Tester Certifier FA PLUS Respiratory Vent Tester 4080 17 0997 00 0641 AS3000 Calibration hose NA 18 0103 00 069
152. zers 6 8 10 1 Vaporizer Interlock Test Peps AS3000 Service Manual Attach two vaporizers to the Vaporizer Mounting Manifold and lock them in place Rotate either of the vaporizer dial to 3 agent Verify that the other vaporizer dial cannot be rotated to a setting Set both vaporizer dials to O Rotate the other vaporizer dial to 3 Verify that the first vaporizer dial cannot be rotated Rotate both vaporizer dials to T and remove both vaporizers Verify that the locking spring is intact Reconnect both vaporizers to the Vaporizer Mounting Manifold 0070 10 0683 6 35 Functional Tests 6 8 10 2 6 8 10 3 6 36 Periodic Maintenance Vaporizer Accuracy Test WARNING Avoid exposure to respiratory gases by always directing the fresh gas flow from the fresh gas outlet to the waste gas scavenger 1 Remove the Fresh Gas Hose from the Common Gas Outlet 2 Insert an endo tracheal tube mask elbow adapter with monitoring port into the Common Gas Outlet 3 Set the APL Valve to 70 cmH 20 4 Remove the Waste Gas Scavenger Hose from the bottom of the Breathing System EVAC port Leave the connection to the waste gas scavenger attached 5 Set the waste gas scavenger flow above the minimum setting 6 Adapt the Waste Gas Scavenger Hose to connect to the endo tracheal tube mask elbow now connected to the Common Gas Outlet port 7 Attach the Agent Analyzer meter sampling tube to the endo tracheal tube mask elbow

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