Mindray A8 - Disassemble the One-Way Valve; Prepare for Disassembly; Remove the One-Way Valve; Disassemble the Vaporizer Manifold Assembly (A9)

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8.44 Disassemble the One-Way Valve
8.44.1 Prepare for Disassembly
8.44.1.1 Tools
During parts disassembly and replacement, the following tools may be required:
 None.
8.44.1.2 Preparations
Before disassembly,
 Make sure that the anesthesia machine is turned off and disconnected from the A/C power
source.
 Bleed down the gas pressure inside the anesthesia machine to avoid personal injury or
equipment damage.
 Disconnect all pipeline and cylinder gas supplies.
 Maneuver the anesthesia machine to an appropriate location and then apply the brake.
8.44.1.3 Pre-disassembly
Refer to 8.43Disassemble the Valve Cover to remove the valve cover.
8.44.2 Remove the One-Way Valve
Pull the one-way valve assembly straight up to remove it.
8.45 Disassemble the Vaporizer Manifold Assembly (A9)
8.45.1 Prepare for Disassembly
8.45.1.1 Tools
During parts disassembly and replacement, the following tools may be required:
 Phillips screwdriver
 M4 and M5 hexagon screw spanners