WM 68071 05/2021
MEDUMAT Standard
2
EN 221
10 Alarms and error messages
10.3.2 Battery
10.3.3 Ventilation
Fault Cause Remedy
Red fault indicator lights up when
status button on battery is pressed
or red battery status indicator on
device lights up
Battery defective Replace battery.
Battery temperature outside the
permitted range (> 70 °C)
Use battery within permitted
temperature range (see 14.1.2,
p. 237).
Battery does not respond when
status button is pressed
Battery has run down completely
and has shut down to prevent
deep discharge
Charge battery in the device for
24 hours (see 4.3.2, p. 46). After
24 hours:
• Green LED is lit: Battery fully
charged and ready for use.
• Red LED or no LED is lit:
Battery defective. Replace
battery.
Device runtime with battery
operation too short
Battery has reached end of its
service life
Replace battery.
Battery not charging although it is
not full
Battery temperature < 0 °C or
> 45 °C
Charge battery within permitted
temperature range (see 14.1.2,
p. 237).
Battery defective Replace battery.
Fault Cause Remedy
Unusually high oxygen
consumption
Leak in oxygen feed line
Locate and rectify leak (see 9.7,
p. 211).
Patient valve does not close
completely
Check the breathing circuit (PEEP
control tube and patient valve).
Leakage during mask ventilation
Place mask as tightly as possible
on the patient.
MEDUtrigger is not functioning
MEDUtrigger option is deactivated
in the operator menu
Activate the MEDUtrigger option
in the operator menu (see 6.3.9,
p. 138).
MEDUtrigger/MEDUtrigger
connection line/FlowCheck sensor
connection line with MEDUtrigger
defective
Replace MEDUtrigger.