Troubleshooting
General
Alarm
Name
Alarm
Code
Alarm Code Name
Display Message
Possible Reason
Solution
Prolonged
Unit Warm
Up
0x9209
LPA_prolongedUnit-
WarmUp
The display shows:
"Warming Up"
1.
Concentrator is
producing less
than 87% O2 after
warm up state.
The standard warm
up state has a
maximum duration
of 120 seconds
before it becomes
a prolonged warm
up alarm state.
a. Unit running
without cannula
connected -or-
b. Inlet airflow
blockage -or-
c. Outlet filter
perforated -or-
d. Sieve bed
has been
compromised
-or-
e. Oxygen sensor
is not properly
calibrated.
1.
Ensure cannula is
connected while
unit is operating.
2.
Clean air intake
filter screen.
3.
Change outlet
filter.
4.
If alarm persists,
contact Invacare
for service.
Oxygen
Sensor
Failure
0x8208
LPA_oxygenSensorFailure
The display shows:
"Sensor Fault See
Manual"
1.
Oxygen sensor
is damaged or
disconnected.
1.
If alarm persists,
contact Invacare
for service.
1187375-B
29
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