Mindray WATO EX-55Pro, Service Manual

Page: 129 / 474

4-29
Figure 3 (withoutBYPASS) Figure 4 (with BYPASS)
4.12 Alarm Tests
4.12.1 Prepare for Alarm Tests
1. Connect a test lung or manual bag to the Y piece patient connection.
2. Set the Bag/vent switch to the position.
3. Set the system switch to the position.
4. Set the system to Standby.
5. Set the ventilator controls as follows:
 Ventilation mode: select [
Vent Mode
] and then [
VCV
].

[
TV
]: 500 ml.
 [
Rate
]:12 BPM.

[
I:E
]: 1:2.
 [
Plimit
]: 30 cmH
2
O.

[
PEEP
]: OFF.
 [
Tpause
]: OFF.
6. Push the O
2
flush button to fill the bellows, which rises to the top.
7. Select single flow control mode of fresh gas in the main menu.
8. Turn the O
2
flow control to set the O
2
flow to 0.5 to 1 L/min.
9 Press the soft key and select [
Ok
] from the pop-up menu to exit Standby.
10. Make sure that:
 The ventilator displays the correct data.

The bellows inflates and deflates normally during mechanical ventilation.