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8-62

4. Refer to 8.29Disassemble the VE Box Assembly to remove the VE box assembly.

5. Refer to 8.20Disassemble the Sodalime Absorber Canister Assembly to remove the Venturi

negative pressure control panel assembly.

6. Refer to 8.24Disassemble the APL Valve Assembly to remove the APL valve assembly.

7. Refer to 8.1.6Remove the Upper-Left Cover Plate to remove the upper-left cover plate

assembly of the work surface.

8.69.2 Remove the O2 Cell Door Cover Assembly

1. Disconnect the hose and cable from the O2 cell door cover assembly.

2. Remove the three screws (marked by ○ in the figure) with the Phillips screwdriver.

3. Remove the two screws (marked by □ in the figure) with the hexagon screw spanner to

remove the O2 cell door cover assembly.

8.70 Disassemble the O2 Cell Cable

8.70.1 Prepare for Disassembly

8.70.1.1 Tools

During parts disassembly and replacement, the following tools may be required:

 Phillips screwdriver

 M3 and M4 hexagon screw spanners

 Scissors

8.70.1.2 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.

8.70.1.3 Pre-disassembly

Refer to 8.68Disassemble the O2 Cell Door Cover Assembly to remove the O2 cell door cover

assembly.

8.70.2 Remove the O2 Cell Cable

1. Remove the two screws (marked by □ in the figure) with the M3 hexagon screw spanner and

the six screws (marked by ○ in the figure) with the Phillips screwdriver, and remove the

fixing plate.

O2 cell door cover

Mindray A9 Service Manual

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