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21
TROUBLESHOOTING
1. Internal repairs required.
1. Call Service Provider.
GREEN LIGHT
with YELLOW
Light Flashing.
Alarm:
RAPID
Beep....Beep...
Beep...Beep
LOW FLOW ALARM
1a. Kinked or blocked
tubing, cannula or
humidifier.
1b. Flowmeter set at
0.5 L/min. or less.
1a. Inspect for kinks or
blockages. Correct,
clean or replace item.
Once corrected, turn
power OFF for 60
seconds and then turn
power back ON.
1b. Reset flowmeter to
prescribed flowrate.
Flowrates less than
1L/min. are not
recommended.
SYMPTOM:
YELLOW or RED
LIGHT
Illuminated.
Alarm:
CONTINUOUS
On red light only.
PROBABLE CAUSE:
1. Low oxygen purity.*
2. Kinked or blocked
tubing, cannula or
humidifier.*
3. Flowmeter set at
1/2 L/min. or less.*
4. Unit overheating
due to blocked air
intake.
5. Insufficient power at
outlet.
6. Internal repairs required.
SOLUTION:
1. Clean or replace filters.
2. Inspect for kinks or
blockages. Correct,
clean or replace item.
Once corrected, turn
power OFF for 60
seconds and then turn
power back ON.
3. Check flowmeter is set
to 1.0 L/min. or more.
Refer to Recommended
End-User Guidelines in
the Operating Instructions
of this manual.
4a. Remove and clean
cabinet filters.
4b. Move concentrator at
least 7.5 cm (3 in) from
walls, draperies, and
furniture.
5. Do not use extension
cords. Move to another
electrical outlet or circuit.
6. Call Service
Provider.
* Only applies to
SensO
2
models.