8 Alarms
N°
Alarm
Priority
Alarm activation
Alarm onset delay
Actions
21
O2 supply pressure too low!!!
HIGH
O2 supply pressure
< 1.5 bar
Immediate triggering
Check remaining
supply in cylinder or
pressure in wall net-
work.
In case of opera-
tion on low pressure
source, check that
the high pressure O2
connection hose is
disconnected from
the device.
22
O2 supply pressure too high!!!
HIGH
O2 supply pressure
> 7 bar
Immediate triggering
Check pressure in
wall network.
23
-
24
Safety Ventilation!!! recommend
switching ventilator
HIGH
Electronics failure
Immediate triggering
Use a different unit
and contact the tech-
nical department
25
PEEP greater
than set PEEP
+ 5 cmH2O!!!
HIGH
Measured PEEP is
5 cmH2O above the
PEEP setting
Triggered within 15 s
Ventilation contin-
ues, but extended
expiration will occur
if the high pressure
alarm is activated
The frequency mea-
sured by the ventila-
tor is above the set
threshold
Triggered
after 5 s
Check the suitability
of alarm levels with
ventilation settings
26
High respiratory rate!!
MEDIUM
Self-triggering of in-
spiratory trigger
Triggered
after 5 s
Lower the inpiratory
trigger sensitivity
27
High minute volume!!
MEDIUM
MVe > set
threshold
Immediate triggering
Check the suitability
of alarm levels with
ventilation settings
28
High FiO2!!!
HIGH
Measured FiO2 > set
threshold
Immediate
triggering
Inhibition for 2 min
after change of set-
point
29
-
30
Error detected!!! Contact the tech.
department
HIGH
Electronics failure
Immediate triggering
Use a different unit
and contact the tech-
nical department
31
Error detected!!! Contact the tech.
department
HIGH
Pneumatic
problem
Electronics failure
Immediate triggering
- Check the position
of the expiratory
valve and its mem-
brane.
- Verify that the
membrane is not
punctured.
- Replace the lip seal
(Chapter XI, Mainte-
nance)
Contact the technical
department.
83
Summary of Contents for MONNAL T75
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