A5/A3™ Service Manual 046-001141-00 1
Table of Contents
Table of Contents
Table of Contents .................................................................................................................................................................................................................1
Foreword .................................................................................................................................................................................................................................7
Warnings, Cautions, and Notes .......................................................................................................................................................................................7
Warnings..................................................................................................................................................................................................................................7
Cautions...................................................................................................................................................................................................................................8
Notes.........................................................................................................................................................................................................................................9
Theory of Operation ............................................................................................................................................ 1 - 1
Introduction..........................................................................................................................................................................................1 - 2
Electrical and Pneumatic Connections .......................................................................................................................................1 - 4
Electrical Connections (A3)..............................................................................................................................................................................1 - 4
Electrical Connections (A5)..............................................................................................................................................................................1 - 7
Pneumatic Connections (A3)........................................................................................................................................................................ 1 - 10
Pneumatic Connection (A5).......................................................................................................................................................................... 1 - 13
Connections Between Pneumatic Circuit, Breathing System and Ventilator Control Board................................................ 1 - 16
Gas Flow .............................................................................................................................................................................................. 1 - 18
Pneumatic Circuit Diagram........................................................................................................................................................................... 1 - 18
Parts List............................................................................................................................................................................................................... 1 - 19
Key to Symbols.................................................................................................................................................................................................. 1 - 20
Description.......................................................................................................................................................................................................... 1 - 20
Anesthesia System Components ............................................................................................................................................... 1 - 33
Auxiliary Outlets................................................................................................................................................................................................ 1 - 33
Work Light Board.............................................................................................................................................................................................. 1 - 33
The Breathing System .................................................................................................................................................................... 1 - 36
Brief Introduction ............................................................................................................................................................................................. 1 - 36
Automatic Mode, Inspiration ....................................................................................................................................................................... 1 - 36
Automatic Mode, Expiration ........................................................................................................................................................................ 1 - 37
Manual Mode, Inspiration ............................................................................................................................................................................. 1 - 37
Manual Mode, Expiration............................................................................................................................................................................... 1 - 38
Pneumatic PEEP ................................................................................................................................................................................................ 1 - 39
Ventilator in Standby ...................................................................................................................................................................................... 1 - 39
Breathing System Components .................................................................................................................................................................. 1 - 39
Ventilator UI ....................................................................................................................................................................................... 1 - 41
Display.................................................................................................................................................................................................................. 1 - 41
CPU Board ........................................................................................................................................................................................................... 1 - 48
Ventilator Control and Drive........................................................................................................................................................ 1 - 51
Mother Board..................................................................................................................................................................................................... 1 - 51
Ventilator Control and Drive Board ........................................................................................................................................................... 1 - 61
Battery .................................................................................................................................................................................................................. 1 - 68
Infrared Communication Board .................................................................................................................................................................. 1 - 70
Breathing System Heater............................................................................................................................................................................... 1 - 71
Ventilator Pneumatic- O2 Drive Gas ......................................................................................................................................... 1 - 72
Ventilator Pneumatic Drive........................................................................................................................................................................... 1 - 72
Drive Pressure-High Pressure Regulator (200 kPa, 29 psi)................................................................................................................. 1 - 72
Drive Gas Assembly ......................................................................................................................................................................................... 1 - 72
Tube Color Coding........................................................................................................................................................................................... 1 - 72
Installation Guide ................................................................................................................................................ 2 - 1
Preparation - Additional Material Required ..............................................................................................................................2 - 2
Assembly................................................................................................................................................................................................2 - 3
Unpacking and Setup ........................................................................................................................................................................................2 - 3
Breathing System and Breathing System Accessories and Checkout Procedures ................................................................... 2 - 17
Vaporizers (if available) .................................................................................................................................................................................. 2 - 17
Monitoring Products Mounting and Electrical Connection (if available)..................................................................................... 2 - 19
Functional Tests................................................................................................................................................................................ 2 - 20
Breathing System Leak Test.......................................................................................................................................................................... 2 - 20
Display Setup Check........................................................................................................................................................................................ 2 - 27
O2 Sensor Calibration(Only for A3's and A5's without an AG module) ........................................................................................ 2 - 28
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