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Table of Content 
 
 
Intellectual Property Statement ............................................................................................. I 
Revision History ...................................................................................................................... I 
Preface ..................................................................................................................................... II 
Manual Purpose ........................................................................................................................ II 
Intended Audience .................................................................................................................... II 
Table of Content ...................................................................................................................... 1 
1 Safety ................................................................................................................................. 1-1 
1.1 Safety Information .......................................................................................................... 1-1 
1.1.1 Warnings ............................................................................................................. 1-1 
1.1.2 Cautions ............................................................................................................. 1-8 
1.1.3 Notes ................................................................................................................ 1-12 
2 Theory of Operation ........................................................................................................ 2-1 
2.1 System Overview ............................................................................................................ 2-1 
2.1.1 Introduction ........................................................................................................ 2-1 
2.1.2 Appearance ......................................................................................................... 2-3 
2.1.3 Labels ............................................................................................................... 2-15 
2.1.4 Acronyms and Abbreviations ........................................................................... 2-19 
2.2 Subsystems .................................................................................................................... 2-22 
2.2.1 Electrical Circuit .............................................................................................. 2-22 
2.2.2 Power System ................................................................................................... 2-25 
2.2.3 Display System ................................................................................................. 2-28 
2.2.4 Monitoring System ........................................................................................... 2-32 
2.2.5 EFCS Flowmeter System ................................................................................. 2-35 
2.2.6 Auxiliary O2/Air System .................................................................................. 2-38
 
2.2.7 Electronic Vaporizer System (A9) .................................................................... 2-44 
2.2.8 Other Parts ........................................................................................................ 2-44 
2.3 Pneumatic Part .............................................................................................................. 2-52 
2.3.1 Symbols ............................................................................................................ 2-59 
2.3.2 Gas Supply Subsystem ..................................................................................... 2-59 
2.3.3 Flowmeter Subsystem ...................................................................................... 2-66 
2.3.4 Vaporizer Subsystem ........................................................................................ 2-67 
2.3.5 Breathing Subsystem ........................................................................................ 2-72 
2.3.6 Auxiliary Gas Supply Subsystem ..................................................................... 2-79 
2.3.7 AGSS Subsystem ............................................................................................. 2-80 
2.3.8 Negative Pressure Suction Subsystem ............................................................. 2-84 
3 Installation Guide ............................................................................................................. 3-1 
3.1 Preparations ..................................................................................................................... 3-1 
3.1.1 Accessories ......................................................................................................... 3-1 
3.1.2 Tools ................................................................................................................... 3-1 
3.2 Installation Procedure ...................................................................................................... 3-1 
3.2.1 Unpacking .......................................................................................................... 3-2