MINOR TROUBLESHOOTING
Symptom
Possible Cause
Remedy
A. Unit does not operate.
Power light is off when the
power switch is “on .”Audible
alarm is pulsing and Service
Required light is flashing.
1. Power cord not properly inserted into
wall outlet.
Check power connection at the wall outlet. On
230 volt units, check the back of the unit.
2. No power at wall outlet.
Check your home circuit breaker and reset if
necessary. Use a different wall outlet if the
situation occurs again.
3. Oxygen concentrator circuit breaker
activated (selected units).
Press the concentrator circuit breaker button (if
equipped) located below the power switch. Use a
different wall outlet if the situation occurs again.
B. Unit operates; the Power
light is on when the Power
switch is “On”. Red Service
Required light is illuminated.
Audible alarm may be
sounding.
1. Air filter is blocked.
Check the air filter. If the filter is dirty, following
the instructions on page 7.
2. Exhaust is blocked.
Check the exhaust area; make sure there is
nothing restricting the unit exhaust.
3. Blocked or defective cannula,
catheter, face mask or oxygen tubing.
Detach cannula, catheter, or face mask .If proper
flow is restored, clean or replace if necessary.
Disconnect the oxygen tubing at the oxygen
outlet. If proper flow is restored, check oxygen
tubing for obstructions or kinks. Replace if
necessary
4. Blocked or defective humidifier bottle.
Detach the humidifier from the oxygen outlet .If
proper flow is obtained, clean or replace
humidifier.
5. Flow meter set too low.
Set flow meter to prescribed flow rate. If the
above remedies do not work, contact your
OXTm
provider
C. Unit operates the power
light is on when power
switch is “on “, audible
low-frequency vibration
sound is detected.
Turn your unit “off”, Switch to your reserve
oxygen system, and contact your
OXTm
provider immediately.
D. If any other problems
occur with your oxygen
concentrator.
Turn your unit “Off”.Switch to your reserve
oxygen system, and contact your
OXTm
provider immediately.
E. Both the green Normal
Oxygen and the yellow Low
Oxygen lights are either on
or off.
O.C.I malfunction
Contact your
OXTm
provider.
F. Yellow Low Oxygen light
is on or the yellow low
Oxygen light is on and the
intermittent audible Signal is
sounding.
1. Flow meter is not properly yet.
Ensure the flow meter is properly set to the
prescribed.
2. Air filter is blocked.
Check the air filter. If the filter is dirty, wash it
following the cleaning instructions on page 7.
3. Exhaust is blocked.
Check the exhaust area: make sure there is
nothing restricting the unit exhaust.
G. Red Service Required
light is on and an intermittent
audible signal is sounding.
1. Flow meter is not properly yet.
Ensure the flow meter is properly set to the
prescribed.
2. Air filter is blocked.
Check the air filter. If the filter is dirty, wash it
following the cleaning instructions on page 7.
3. Exhaust is blocked.
Check the exhaust area: make sure there is
nothing restricting the unit exhaust. If the above
remedies do not work, contact your
OXTm
provider.
Page 12 of 16
