Specifications

5 Alarms and Troubleshooting
1006-0939-000 5-11
5-11
Monitoring Only Medium A severe malfunction
prevents mechanical
ventilation. Other alarms
may also occur.
Ventilate manually. Cycle
system power (On- Standby-
On). If the alarm clears,
restart mechanical
ventilation.
Contact a qualified
service
representative.
No Circuit Module Low The patient circuit module
is not installed.
Install a module. Refer to the
Setup section.
Optical sensors look
for tabs on the back
of the module. Is the
module assembled?
are the sensors
dirty?
No CO
2
Absorption Medium
(low after
acknowledged)
The canisters are open
(out of the circuit) but the
bypass mechanism
prevents a leak (optional
feature).
User setting. Close the
canister release to remove
CO
2
from exhaled gas
- - -
No Exp Flow Sensor
No Insp Flow
Sensor
Medium
(low after
acknowledged)
Electrical signals show
the flow sensor is not
connected.
Connect the flow sensors.
Make sure the flow sensor
module is on all the way.
- - -
No message, only
specific shutdown
message
High A severe malfunction
prevents mechanical
ventilation and
monitoring. Other alarms
may also occur.
Ventilate manually. Use a
stand-alone monitor. Cycle
system power (On- Standby-
On). If the alarm clears,
restart mechanical
ventilation.
Contact a qualified
service
representative
No O
2
Pressure High
(cannot be
silenced)
The O
2
supply has failed. Air flow will continue.
Ventilate manually if
necessary. Connect a pipeline
supply or install an O
2
cylinder.
- - -
O
2
Flush Failure Low The pressure switch that
detects flush flow has
seen a very long flush
(≥30 seconds).
This alarm occurs if you hold
down the Flush button for
more than 30 seconds.
If the alarm occurs
when flush is not in
use, contact a
qualified service
representative.
Message Priority Cause Action/Concerns Repair