Stephan EVETR, Instructions For Use Manual, Page: 207 / 254

®
10 Troubleshooting

Fritz Stephan GmbH GA-070T-0518V2.7-HAO-EN 207
Int. power supply
failure
(Alarm delay: 2 s)
HP
TA  Internal power
supply malfunction  Contact
F
RITZ
S
TEPHAN
G
MB
H
customer service
Occlusion
HP
TA  Airway blockage
 Airway tube kinked
 ETT kinked
 The EVE
TR
automatically reduces the
pressure to PEEP level
and then opens the
expiration valve so that
the patient can breathe
freely.
 Check the airway tube
 Check the ETT
PEEP low HP
PA  PEEP measured
value is below lower
PEEP alarm limit  Check inspiration and
expiration times
 Check ventilation tube
system connections for
possible leakage
 Check expiration valve
for proper connection
 Check mask and tube for
proper connection
P-Meas.: Check VBS HP
TA  Pressure
measurement failure  Check patient tube
system
Tab. 44: Troubleshooting