Concentrator Troubleshooting

Problem Possible Cause Solution

The unit does not operate and the power failure alarm is sounding.

1. Machine plug is not firmly into the outlet. 1. Check to see that the plug is firmly into the outlet.
2. The outlet has no power (such as if a wall switch is turned off). 2. Check that there is power to the outlet.
3. Circuit breaker on concentrator has tripped. 3. Check circuit breaker on the concentrator and reset.
4. There is an electrical power outage. 4. Use backup system until power is restored. Call WE Energies at 1-800-662-4797. Call Oxygen One, Inc. for additional cylinders as needed.

Limited Air Flow is coming through the tubing from the concentrator.

1. Problem with humidifier bottle; such as an obstruction, dirty. 1. Disconnect humidifier bottle and check flow. Replace as necessary.
2. Extension tubing problem; such as a leak, obstruction, etc. 2. Disconnect extension tubing and check for restored flow, replace as necessary.
3. Cannula problem; such as a leak, obstruction, etc. 3. Disconnect cannula from the extension tubing and check for restored flow, replace as necessary.

Below Normal Light is On and concentrator is operating.

1. The flow rate is turned up too high (above 5 or 6) for the specific machine. 1. Remove extension tubing and check flow rate setting is as prescribed. Adjust as necessary.
2. Low power to the concentrator such as a brownout condition. 2. Use a backup system until power is restored. Call WE Energies at 1-800-662-4797. Call Oxygen One, Inc. for additional cylinders as needed.
3. Dirty or blocked air inlet filter. 3. Clean the inlet filter if necessary and move machine away from blockage.

Unit not operating and Red Light is On with alarm sounding. (Mechanical Failure Alarm).

1. Mechanical Failure. 1. Use a backup system and call Oxygen One, Inc. at 262-521 2202.

Liquid Oxygen Troubleshooting

Problem Possible Cause Solution

Portable will not fill.

1. Unit base empty. 1. Call Oxygen One to schedule a delivery.
2. Portable Vent-to-Fill valve not open. 2. Open Vent-to-Fill lever.
3. Portable not seated properly on filling connections. 3. Reposition the portable. Base Unit/Portable freeze together during fill.

Base Unit/Portable freeze together during fill.

1. Overfilling of Portable. 1. Fill per medical technician’s instructions, watch for mist and change in sound, close lever.
2. Moisture or foreign matter on Filling-couplers. 2. Close Vent-to-Fill lever and wait for couplers to thaw (15-20 minutes).

Portable does not release oxygen.

1. Kink or plug-in tubing. 1. Unkink or Change tubing.
2. Portable is empty. 2. Refill portable.
3. Liter flow is turned to 0. 3. Turn the dial to prescribed liter flow.
4. Portable is overfilled. 4. Allow portable to sit upright, without carrying bag, until thawed.
5. Conserving device batteries dead (if applicable). 5. Change unit to continuous flow until batteries are replaced.

Portable Gas Tanks and Emergency Back-Up System Troubleshooting

Problem Possible Cause Solution

The unit is emitting a hissing or leaking sound.

1. The regulator is not properly attached to the cylinder. 1. Close the cylinder valve completely, remove the regulator, and reattach as necessary.
2. The washer is missing from regulator connection. 2. Replace washer and reattach regulator as necessary.

There is no flow of oxygen from the unit.

1. Cylinder knob is in OFF position. 1. Turn the cylinder knob to the ON position.
2. The cannula is obstructed or kinked. 2. Remove kinks cannula and check for restored flow, replace as necessary.
3. The tank is empty. 3. Check the oxygen gauge. Replace or refill the cylinder, if empty.

Oxygen Conserving Device (OCD) does not pulse

1. If OCD requires a battery, the battery may be dead or installed incorrectly. 1. Replace or adjust battery as necessary.
2. OCD is set to continuous flow. 2. Adjust regulator settings as necessary.

Backup tank gauge is reading zero.

1. The tank is empty. 1. Call Oxygen One, Inc. to replace the tank.
2. The tank has not been opened for the pressure gauge to read amount. 2. Turn the tank valve on per instructions. Monitor pressure gauge. Turn flow control on. Monitor flow.