6
、
TROUBLESHOOTING
29
Symptom
Probable Cause
Solution
Concentrator
works,
but
yellow light illuminates.
1) Concentrator’s oxygen
concentration is safe,
but decreasing.
1) Clean or Replace filters.
2) Unit overheating
due to blocked air
intake.
2) Move concentrator at
least
10 cm (4 inches)
away
from
walls,
draperies, furniture, or
similar surfaces.
3) If condition persists, OK to continue use, but contact
Equipment Provider immediately.
Concentrator doesn’t
work,
red
light
illuminates,
continuous audible
alarm
sounds.
1)
Low
pressure
alarm.
1) Clean or Replace filters.
2) If condition persists, discontinue use, contact
Equipment Provider immediately.
Concentrator doesn’t
work,
red
light
illuminates,
continuous audible
alarm
sounds.
High pressure alarm.
Contact Equipment
Provider immediately.
Concentrator doesn’t work,
continuous audible alarm
sounds.
Compressor
open
circuit alarm.
Contact Equipment
Provider immediately.
Concentrator doesn’t work,
continuous
audible
alarm
sounds.
Compressor short
circuit alarm.
Contact Equipment
Provider immediately.
NOTE:
If you experience a problem with your concentrator and are unable to
service it yourself, contact the equipment provider from whom you purchased
the concentrator.