Planned Maintenance Check List; Visual Inspection/Preparation; General; Compact Airway Module, E-Cxx/ M-Cxx - GE Datex-Ohmeda S/5 Series Technical Reference Manual

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Planned maintenance check list

2.1 Visual inspection/preparation

2.1.1 General

NOTE: Wear a static control wrist strap when handling PC boards. Electrostatic discharge may
damage components on the board.
Make sure that the monitor is switched to standby.
Disconnect the mains power cord. If the monitor is connected to the Datex-Ohmeda
Network, disconnect the Mon-Net cable from the monitor. Disconnect the WLAN antenna
card, if the Wireless LAN option is installed.
1. Check all the units visually. Check that all parts are intact and that the cables and screws
are connected and tightened properly.
Especially check the following parts:
−
−
Check that modules go in smoothly and lock up properly in all module slots.
Insert the WLAN antenna card back into the foremost card slot, if the Wireless LAN option
is installed.
2. Replace the batteries, if necessary.
The manufacturer recommendations are:
−
NOTE: The Factory Reset must be performed if the SRAM/Timekeeper battery is replaced.
NOTE: If the monitor is used for frequent short transportation, refresh the batteries every
two weeks and replace the batteries every six months.
3. Clean or replace the fan filters in the frame unit and display unit.
4. Check that the fuses are of the correct rating.

2.1.2 Compact Airway Module, E-CXX/ M-CXX

1. Detach the module box.
Check that all cables and tubes are connected properly and that there are no loose
objects inside the module.
NOTE: The tubes connected to the Oxygen board pressure transducers should not be pressed
too deep.
NOTE: Make sure that the tubes are not in contact with the sampling pump or the O
its springs.
NOTE: Check that tubes are not contaminated. Any contamination inside the tubing can
increase a risk of faulty operation in valves or sensors. If any contamination inside the tubing is
noticed then it is recommended to send the module to factory repair.
2. Install the PM Kit:
−
the equipotential tap and all the screws are tightened properly.
the display unit locking screw is in a locking position.
Replace the SRAM/Timekeeper battery on the CPU board every 8 years.
Replace the special tubes (Nafion™).
sensor, or
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Document no. M1144953-001
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