Troubleshooting - DeVilbiss Drive Guide D'instructions

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.
Minor Troubleshooting Chart
SYMPTOM
A . Unit does not operate . All lights are off when the
power switch is "On ." Audible alert is pulsing .
B . Unit operates . Red Service Required light is
illuminated . Audible alert may be sounding .
C . Unit operates . Audible low-frequency vibration
sound is detected .
D . Yellow Low Oxygen light is on .
E . 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 .
EN - 8
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 . Electronic Assembly Malfunction .
1 . Unit in "start up" mode .
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 .
4 . Electronic Assembly Malfunction .
REMEDY
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 and 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 . Allow unit up to 15 minutes to complete start up period .
1. Ensure the flow meter is properly set to the prescribed number. (The
maximum flow meter setting is 6 LPM when an oxygen bottle is being
filled with oxygen from the auxiliary port.)
2. Check the air filter. If the filter is dirty, wash it following the cleaning
instructions on page 7 .
3 . Check the exhaust area and 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. (The
maximum flow meter setting is 6 LPM when an oxygen bottle is being
filled with oxygen from the auxiliary port.)
2. Check the air filter. If the filter is dirty, wash it following the cleaning
instructions on page 7.
3 . Check the exhaust area and make sure there is nothing restricting the
unit exhaust .
If the above remedies do not work, contact your DeVilbiss provider .
4 . Contact your DeVilbiss provider .
1 . Turn your unit "Off ." Switch to your reserve oxygen system and contact
your DeVilbiss provider immediately .
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