16
Chapter 5: Troubleshooting.
Troubleshooting Guide
Power on, the
equipment is not
working.
Power on, the
equipment is not
working, or works
intermittently.
No oxygen outlet or
the outlet flow is
too small.
No control of the
flow meter ball.
Water backing in
to cannula.
Call service provider or dealer.
* Check the power cord for damage
* Check that plug is secure
If not, call service provider.
* Unlink the cannula
* Re-install the humidifier cap
Call service provider if problem persists
* Tighten the knob
* Turn the knob slowly
Call service provider if problem persists.
* Dry the inside of humidifier cap
* Do NOT use hot water
* Do NOT over-filled humidifier
* Keep the same temperature of equipment
and cannula (place concentrator in the
same room as patient).
Start capacity of
Electrolytic cell is
broken or piston pump
is not working.
Power cord not
plugged securely or
bad contact.
* Oxygen cannula
kinked or blocked.
* Humidifier bottle top
not tightened against
leaks.
* The flow knob is not
tight.
* Turning the knob to
quickly can cause the
ball to be bypassed.
* Temperature
difference can cause
rainout. The
concentrator is too near
the wall, draperies or
furniture. Excessive
tubing separating the
patient and the
concentrator.
Problem
Cause
Troubleshooting
