Troubleshooting - DeVilbiss 525 Serie Guía De Instrucciones

Concentrador compacto de oxígeno
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troubleshooting

The following troubleshooting chart will help you analyze and correct minor oxygen concentrator malfunctions. If the suggested procedures do not
help, switch to your reserve oxygen system and call your DeVilbiss homecare provider. Do not attempt any other maintenance.
WARNING
to avoid electric shock hazard, do not remove the cabinet. the cabinet should only be removed by a qualified
Devilbiss homecare technician.
SYMPtOM
A. Unit does not operate. Power light is off
when the power switch is "On." Audible
alert is pulsing and Service Required light is
flashing.
B. Unit operates, the Power light is on when
the power switch is "On." Red Service
Required light is illuminated. Audible alert
may be sounding.
C. Unit operates, the power light is on when
power switch is "on," audible low-frequency
vibration sound is detected.
D. Both the green Normal Oxygen and the
yellow Low Oxygen lights are either on or
off.
E. Yellow Low Oxygen light is on or the
yellow Low Oxygen light is on and the
intermittent audible signal is sounding.
F. Red Service Required light is on and an
intermittent audible signal is sounding.
G. If any other problems occur with your
oxygen concentrator.
8
SE-525
Minor troubleshooting chart
POSSIBLE cAUSE
1. Power cord not properly inserted into wall
outlet.
2. No power at wall outlet.
3. Oxygen concentrator circuit breaker
activated.
1. Air filter is blocked.
2. Exhaust is blocked.
3. Blocked or defective cannula, face mask, or
oxygen tubing.
4. Blocked or defective humidifier bottle.
5. Flow meter set too low.
1. OSD malfunction.
1. Flow meter is not properly set.
2. Air filter is blocked.
3. Exhaust is blocked.
1. Flow meter is not properly set.
2. Air filter is blocked.
3. Exhaust is blocked.
TroublEShooTIng
1. Check power cord connection at the wall
outlet. On 230 volt units, also check the
mains connection on the back of the unit.
2. Check your home circuit breaker and reset
if necessary. Use a different wall outlet if
the situation occurs again.
3. Press the concentrator circuit breaker reset
button located below the power switch.
Use a different wall outlet if the situation
occurs again.
If the above remedies do not work, contact
your DeVilbiss provider.
1. Check the air filter. If the filter is dirty,
wash it following the cleaning instructions
on page 7.
2. Check the exhaust area; make sure there is
nothing restricting the unit exhaust.
3. Detach cannula 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. Detach the humidifier from the oxygen
outlet. If proper flow is obtained, clean or
replace humidifier.
5. Set flow meter to prescribed flow rate.
If the above remedies do not work, contact
your DeVilbiss provider.
1. Turn your unit "Off." Switch to your
reserve oxygen system, and contact your
DeVilbiss provider immediately.
1. Contact your DeVilbiss provider.
1. Ensure the flow meter is properly set to
the prescribed number.
2. Check the air filter. If the filter is dirty,
wash it following the cleaning instructions
on page 7.
3. Check the exhaust area; make sure there is
nothing restricting the unit exhaust.
If the above remedies do not work, contact
your DeVilbiss provider.
1. Ensure the flow meter is properly set to
the prescribed number.
2. Check the air filter. If the filter is dirty,
wash it following the cleaning instructions
on page 7.
3. Check the exhaust area; make sure there is
nothing restricting the unit exhaust.
If the above remedies do not work, contact
your DeVilbiss provider.
1. Turn your unit "Off." Switch to your
reserve oxygen system, and contact your
DeVilbiss provider immediately.
REMEDY

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