Table of Contents
4
2.15.4.3
CO
2
absorber........................................................................................................... 38
2.15.4.4
Inspiratory and expiratory valves............................................................................. 38
2.15.4.5
Airway pressure relief valve .................................................................................... 38
2.15.4.6
Room Air valve ........................................................................................................ 38
2.15.4.7
Diaphragm valves.................................................................................................... 38
2.15.2.7.1
Status of the diaphragm valves: ....................................................................... 39
2.15.2.7.2
Machine OFF or Ventilator in Standby ............................................................. 39
2.15.2.7.3
Manual / Spontaneous Mode, INSPIRATION And EXPIRATION.................... 39
2.15.2.7.4
CMV Child / Adult Mode, INSPIRATION.......................................................... 39
2.15.2.7.5
CMV Child / Adult, EXPIRATION ..................................................................... 39
2.15.2.7.6
CMV Adult, EXPIRATION And PEEP .............................................................. 39
2.15.2.7.7
Compliance Test Patient Module ..................................................................... 40
2.15.2.7.8
Leak Test Patient Module and Fresh Gas Module........................................... 40
3
Repair Information............................................................................................ 41
3.1
Introduction ............................................................................................................................. 41
3.2
Warnings and precautions ...................................................................................................... 41
3.2.1
Precautions ...................................................................................................................... 41
3.2.2
Warnings.......................................................................................................................... 41
3.3
Troubleshooting Guidelines .................................................................................................... 42
3.4
Troubleshooting Charts........................................................................................................... 42
3.4.1
Error Messages during ventilation ................................................................................... 42
3.4.2
Alarm messages during the compliance test, leak test and O2 calibration ..................... 46
3.4.2.1
Messages during the system tests ........................................................................... 47
3.4.2.2
Symptoms of Fuse Failures...................................................................................... 49
3.5
Required Tools ........................................................................................................................ 50
3.6
Disassembly instructions......................................................................................................... 50
3.6.1
Connecting and disconnecting vaporizers ....................................................................... 50
3.6.2
Removing the compressed gas tanks (PIN-Index) .......................................................... 50
3.6.3
Removing the Patient Module.......................................................................................... 51
3.6.4
Removing the CO
2
Absorber Canister............................................................................. 51
3.6.5
Removing the Bellows and Dome System ...................................................................... 51
3.6.6
Removing the Airway Pressure Limiting Valve (APL)...................................................... 51
3.6.7
Inspecting/replacing the Decoupling, Bellow and Expiratory Valves............................... 52
3.6.8
Disassembling the Room Air, Inspiration and expiration valves...................................... 52
3.6.9
Removing the Gas Block Module .................................................................................... 52
3.6.10
Removing the flow tubes .............................................................................................. 52
3.6.11
Removing the pressure gauges ................................................................................... 53
3.6.12
Removing the Module 2 Circuit Board Set ................................................................... 53
3.6.13
Removing Module1 Circuit Board Set .......................................................................... 53
3.6.14
Removing the Power Supply Module ........................................................................... 53
3.6.15
Removing Internal Regulators, Proportional Valve and Flow Divider .......................... 54
4
Maintenance and Calibration........................................................................... 55
4.1
Introduction ............................................................................................................................. 55
4.2
Calibration Warnings and Precautions.................................................................................... 55
4.3
Test Procedure........................................................................................................................ 56
4.3.1
General ............................................................................................................................ 56
4.3.2
Inspecting/replacing consumable parts ........................................................................... 56
4.3.3
Power supply checks ....................................................................................................... 61
4.3.4
Functional Tests............................................................................................................... 62
4.3.4.1
Pneumatic tests ........................................................................................................ 62
4.3.4.2
Alarm Tests............................................................................................................... 63
4.3.4.3
Electrical Tests ......................................................................................................... 65
5
Service Software............................................................................................... 66
5.1
Identity Check ......................................................................................................................... 67
5.2
Main Menu .............................................................................................................................. 68
5.3
Set Date and Time .................................................................................................................. 69
5.4
Choose Service ....................................................................................................................... 70
5.5
Calibration Routines................................................................................................................ 71
5.5.1
O2 Sensor ADC Calibration* ........................................................................................... 72
5.5.2
Pressure Sensor #1 ADC Calibration .............................................................................. 74
5.5.3
Pressure Sensor #2 ADC Calibration .............................................................................. 76