Troubleshooting - 3B Medical Cirrus 5 User Manual

The other fuse is located at the intake of internal power line. Follow above instructions to
replace.
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Troubleshooting

If your concentrator fails to operate properly, please refer to the troubleshooting chart on the
following pages for probable causes and solutions.
continue, please contact your Equipment Provider.
NOTE: If the unit has not been used for an extended time period, it needs to operate for
several minutes before power failure alarm will become activated.
No. Trouble
1 No operation after power
connected and the P.F. lamp is
lit with audible alarm.
2 No oxygen flow out of
flowmeter or low outtake flow.
3 No exhaust sound
Cirrus 5 User Manual
Figure 15
Causes
1. No connection between circuit of
oxygen concentrator and power
2. Blown fuse.
3. No power supply.
1. Crimped or occluded tubing.
2. Filter clogged.
3. Humidifier leaking.
1. Defective air controller.
2. Defective electrical control
board.
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If problems with the equipment
Solution
1. Check all power
connections.
2. Replace the fuse.
1. Check for crimped or
occluded tubing.
2. Check Air intake filter.
3. Ensure Humidifier
connections/lid are properly
connected.
1. Turn off the oxygen
concentrator and consult your
Equipment Provider.
2. Turn off the oxygen
concentrator and consult your
Equipment Provider.