DeVilbiss 1025 Series - Overview of Alarms; Start-up Period Alarm; Low Oxygen Concentration Alarm; Malfunction Alarm

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EN - 8

SYMPTOM POSSIBLE CAUSE REMEDY

B. Unit operates. Red Service Required light is

illuminated. Audible alert may be sounding.

1. Air lter is blocked. 1. Check the air lter. If the lter is dirty, wash it following the cleaning

instructions on page 7.

2. Exhaust is blocked. 2. Check the exhaust area and make sure there is nothing restricting the

unit exhaust.

3. Blocked or defective cannula, face

mask, or oxygen tubing.

3. Detach cannula or face mask. If proper ow is restored, clean or replace

if necessary. Disconnect the oxygen tubing at the oxygen outlet. If

proper ow is restored, check oxygen tubing for obstructions or kinks.

Replace if necessary.

4. Blocked or defective humidier

bottle.

4. Detach the humidier from the oxygen outlet. If proper ow is obtained,

clean or replace humidier.

5. Flow meter set too low. 5. Set ow meter to prescribed ow rate.

If the above remedies do not work, contact your DeVilbiss provider.

C. Unit operates. Audible low-frequency vibration

sound is detected.

1. Electronic Assembly Malfunction. 1. Turn your unit “Off.” Switch to your reserve oxygen system and contact

your DeVilbiss provider immediately.

D. Yellow Low Oxygen light is on. 1. Unit in “start up” mode. 1. Allow unit up to 15 minutes to complete start up period.

E. The yellow Low Oxygen light is on and the

intermittent audible signal is sounding.

1. Flow meter is not properly set. 1. Ensure the ow meter is properly set to the prescribed number. (The

maximum ow meter setting is 6 LPM when an oxygen bottle is being

lled with oxygen from the auxiliary port.)

2. Air lter is blocked. 2. Check the air lter. If the lter is dirty, wash it following the cleaning

instructions on page 7.

3. Exhaust is blocked. 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.

F Red Service Required light is on and an

intermittent audible signal is sounding.

1. Flow meter is not properly set. 1. Ensure the ow meter is properly set to the prescribed number. (The

maximum ow meter setting is 6 LPM when an oxygen bottle is being

lled with oxygen from the auxiliary port.)

2. Air lter is blocked. 2. Check the air lter. If the lter is dirty, wash it following the cleaning

instructions on page 7.

3. Exhaust is blocked. 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. Electronic Assembly Malfunction. 4. Contact your DeVilbiss provider.

G. If any other problems occur with your oxygen

concentrator.

1. Turn your unit “Off.” Switch to your reserve oxygen system and contact

your DeVilbiss provider immediately.

OVERVIEW OF ALARMS

This device contains an alarm system which monitors the state of the device and alerts of abnormal operation, loss of essential performance or failures. Alarm conditions are

shown on the LED display. The alarm system functions are tested at power up by lighting all visual alarm indicators and sounding the audible alarm (beep).

All alarms are Low Priority Technical Alarms.

Alarm Condition LED Indicator

Visual Alarm Signal

Meaning

Audible Alarm Signal

Visual Alarm Signal

Cleared by

Action to take

Start-up Period

YELLOW

Low O

LED ON