TROUBLESHOOTING AND ALARMS
48
Troubleshooting and alarms
INDICATOR
POSSIBLE CAUSE
SOLUTION
ALARM
ACTIVATION
DELAY
WAIT
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This does not indicate a
fault provided that the Low
pressure alarm is off.
Wait for mattress to reach
operating pressure (typically
15 minutes for mattress and
5 minutes for seat cushion,
GHSHQGLQJRQVWDWHRILQÀDWLRQ
250 ms
LOW
PRESSURE
and
WAIT
1. The
Auralis
pump is
LQÀDWLQJWKH
Auralis
mattress or the Auralis
seat cushion.
2.
7KH&35UDSLGGHÀDWLRQ
unit on the Auralis
mattress is not closed.
3. The valves on the Auralis
seat cushion are not
closed.
4. The tube-set is not
connected properly.
1. Both indicators turn off
when operating pressure is
reached.
2.
&ORVH&35UDSLGGHÀDWLRQ
unit.
3. Check the valves on the
seat cushion.
4. Check that the tube-set
connector is correctly
connected to the Auralis
pump - an audible click
should be heard when
correctly connected.
Maximum 20 minutes
for mattress
Maximum 5 minutes
for seat cushion
LOW
PRESSURE
1. The tube-set is not
connected properly.
2.
7KH&35UDSLGGHÀDWLRQ
unit on the Auralis
mattress is not closed.
3. The valves on the Auralis
seat cushion are not
closed.
4. There is a leak in the
system.
5. System below optimum
SUHVVXUHZKLOVWUHLQÀDWLQJ
bolsters (Auralis Plus
only).
1. Check that the tube-set
connector is correctly
connected to the Auralis
pump - an audible click
should be heard when
correctly connected.
2.
&ORVH&35UDSLGGHÀDWLRQ
unit.
3. Check the valves on the
Auralis
seat cushion.
4.
&RQWDFWTXDOL¿HGVHUYLFH
personnel.
5. Wait for bolsters to fully
LQÀDWH
Up to 30 minutes in
Alternating mode
Up to 20 minutes in
Reactive CLP mode
30 seconds following
removal of connector
Immediate if no
connector is in place
on startup
Continue on the next page.
The following table provides a troubleshooting guide for alarms.
The WAIT, POWER FAILURE and READY FOR SERVICE indicators are information signals. All other alarms
are low priority alarms.