Specifications

5 Alarms and Troubleshooting
1006-0939-000 5-9
5-9
Internal Ventilator
Clock Too Fast
Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
Internal Ventilator
Clock Too Slow
Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
Invalid Circuit
Module
Low The system does not
recognize the type of
circuit module installed.
Normally the system uses
the ID tabs to Identify
circuits.
Make sure the module is
correctly installed. Look for
broken ID tabs or tape on the
tabs
Contact a qualified
service
representative
Limit Task Light Use Low The system is running on
battery power. Turn off the
light to save power.
Turn off the light to extend
battery backup.
- - -
Loss of Backup
Audio
Medium
(low after
acknowledged)
The audio alarm will not
sound for a CPU failure.
Monitor system operation. Contact a qualified
service
representative.
Low Battery
Voltage
Medium Voltage is <11.65V while
using battery power.
Manually ventilate the patient
to save power.
Make sure power is
connected and
circuit breakers are
closed. Check
ventilator fuse.
Low Drive Gas Pres Medium The ventilator did not
detect a rise in internal
pressure when the flow
valve opened.
Manually ventilate the
patient.
Make sure that the
appropriate gas
supplies (O
2
or Air)
are connected and
pressurized.
Low O
2
High O
2
% < alarm low limit
setting
Is the limit set correctly? Is
the O
2
flow sufficient? Does
the sensor see 21% O
2
in
room air?
Calibrate O
2
sensor.
Replace O
2
sensor.
As sensors wear out,
the measured % O
2
decreases.
Message Priority Cause Action/Concerns Repair