XVIVO Liver Assist, Instructions For Use Manual

Page: 31 / 40

11.01.601.7c EN Page 31 of 40
Prio
Alarm Problem Probable Cause Solution
Self-test FAILED
message on display
during startup
Internal hardware
problem Failure of device Service
(MP) Medium priority alarm
with no display
message during startup
No pressure sensor Pressure sensor not
connected to pump unit Connect pressure sensor
(LP)
or
(MP)
Sensor disconnected
!! CHECK SENSORS !!
Sensor loose Sensor incorrect connected Reconnect sensor
(LP) WARNING
Perfusion level low.
!! Add perfusion fluid !!
Level too low or bad
connection flow sensor Loose, open or bad
connection Check connections, wet flow
sensor.
Refill perfusion solution
(LP) WARNING
Pressure limit
Set point adjusted
Pressure too high.
High resistance Pressing the button will result in
75% of set pump output
(LP) WARNING
Flow limit
Set point adjusted
Flow too high Low resistance Inspect all connections
(LP) WARNING
Temp limit
Check System
Temperature range is
outside 3 ºC of set
temperature Obstructed thermo water or
perfusion flow
Add ice to the thermo unit to cool
down or warm water to warm up
Check tubing
(LP) WARNING
Water level low
Fill THERMO UNIT
Level too low in thermo
unit Loose or open connection Check connections (thermo
tubing, data cable)
Fill thermo unit with water
(LP) WARNING
Battery power low
Connect Mains
Battery nearly empty Device disconnected from
mains Connect the device to AC Power
(LP) WARNING
No Flow data
Flow sensor
measurement error Wrong reading Reconnect flow sensor
(LP) WARNING
Mains disconnected
Connect Mains
Plug not connected
Broken cable
disconnected
wear and tear Check all power cords
Replace cable
(MP) ERROR
Hardware Alarm
Check System
Pressure spikes
Sensors not working
properly
Check pressure and temperature
T1 sensor
(LP) WARNING
T Return Out Range
Check perfusion flow
T2 sensor disconnected
from disposable set
Flow too low Temperature T2 sensor not
connected
Obstruction of flow Check connection temperature
T2 sensor.
Check for sufficient flow
(LP) Warning
PV unit not ready
Start PV unit
PV unit not controlling
temperature Startup sequence of PV
unit not finished Start PV unit up to running mode
(MP) ERROR
Temp high limit
Perfusion stopped
Temperature above 42
ºC Bad temperature control Check temperature sensors and
system Service
(MP) ERROR
Temp low limit
Perfusion stopped
Temperature below 1 ºC Bad temperature control Check temperature sensors and
system Service