Failure Of Fresh-Gas Delivery (Electronically Controlled Gas Mixture); Ventilator Failure - Dräger Perseus A500 Instructions For Use Manual

Troubleshooting

Failure of fresh-gas delivery (electronically controlled gas mixture)

If the fresh-gas delivery has failed, the emergency
O delivery can be used to deliver oxygen and
2
anesthetic agent. The current ventilation mode and
the fresh-gas deficiency detection remain active.
WARNING
Risk of patient injury
If the gas mixer fails, no fresh gas is
delivered.
Check vaporizer setting. Supply the patient
with O . Use emergency O
2
Internal FG flow failure
A
VC - CMV
B

Ventilator failure

If the ventilator fails, only manual ventilation or
spontaneous breathing remain possible. No other
ventilation modes can be selected. The fresh-gas
delivery remains ready for operation.
1 Switch to the Man/Spon ventilation mode.
2 Manually ventilate the patient.
186
delivery.
2
In the event of a fault, figures and instructions
showing how to start the emergency O
are displayed in areas (A) and (B).
The emergency O delivery is started as folows:
2
1 Set the O switch (A) upwards to the Add. O
2
position. (Pay attention to the figure on the
screen.)
The Internal FG flow failure alarm will then be
automatically downgraded.
2 Open the flow control valve on the O
flowmeter and set the desired flow. This O
flow flows through the vaporizer.
3 Check vaporizer setting.
4 Continuously monitor the O
emergency delivery.
 If necessary, perform ventilation with ambient
air, see "Complete failure of the gas supply" on
page 184.
 If necessary, ventilate the patient with the
manual resuscitator.
Instructions for use Perseus A500 SW 2.0n
delivery
2
2
2
2
flow for the
2