Stephan EVETR - Page 197

®
10 Troubleshooting
 Fritz Stephan GmbH
GA-070T-0518V2.7-HAO-EN
197
Flow measurement
failure!
HW
 Flow measurement
outside range
 Contact
FRITZ STEPHAN GMBH
customer service
Device temp. high
HW
 Device temperature
high
 Remove the device from
direct sunlight or other
heat source, if necessary
 Check the fan operation
 Check the coarse filter at
the filter inlet
 Check the device
 If the error occurs
despite a low ambient
temperature, contact
FRITZ STEPHAN GMBH
customer service
Change HEPA filter
HW
 Service interval for
the HEPA filter
exceeded
 HEPA filter exhibits
increased resistance
 Change the filter
Pressure limit!
HW
 The inspiration
pressure needed to
reach the preset tidal
volume is higher
than the PAW alarm
limit setting
 Check the patient's
condition!
 Correct the PAW alarm
limit, if necessary
 Correct the target volume
setting, if necessary
Paw limited by
Pawlim
HW
 Paw alarm limit
limited by Pawlim
 Check Paw alarm
settings
Paw limited by Pinsp
HW
 Paw alarm limit
limited by Pinsp
 Check Paw alarm
settings
Paw limited by
Δ Psupp
HW
 Paw limited by
Δ Psupp
 Check Paw alarm
settings
 Check Δ Psupp setting
Paw limited by PEEP
HW
 Paw limited by
PEEP
 Check Paw alarm
settings
 Check PEEP setting
PEEP limited by
PEEPlim
HW
 PEEP limited by
upper pressure alarm
limit
 Check PEEP setting