Mindray A8 - Remove the O-Ring of Gas Connector (A9); Disassemble the Pneumatically-Controlled Lock Assemblies (A9); Prepare for Disassembly

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8.47.1.2 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 pipelines and cylinder gas supplies.
 Maneuver the anesthesia machine to an appropriate location and then apply the brake.
8.47.1.3 Pre-disassembly
None.
8.47.2 Remove the O-ring of gas connector (A9)
1. Remove the five screws with the Phillips screwdriver to remove the rear cover plate.
2. Remove the three screws with the Phillips screwdriver to pull off the gas connector.
3. Remove the O-ring from the gas connector.
8.48 Disassemble the Pneumatically-Controlled Lock
Assemblies (A9)
8.48.1 Prepare for Disassembly
8.48.1.1 Tools
During parts disassembly and replacement, the following tools may be required: