Fault - Cause - Remedy - Linde LIV IQ Manual

9. Fault – Cause – Remedy.
Fault/error
Digital display content
indicator has no
segments illuminated. An audible signal
sounds.
No gas coming from flow outlet.
Shut-off valve is difficult to turn and cannot
be opened/closed without applying
significant force.
In combination with no flow of gas and an
audible signal.
Cause
Cylinder is empty.
1. Shut-off valve is closed.
2. Flow selector dial set to "0" posi-
tion.
3. Flow selector not correctly
engaged.
4. Cylinder is empty.
Valve too firmly opened or closed.
1. Shut-off valve is closed.
2. Malfunction.
Battery is low.
Cylinder is too hot (sunshine) or too
cold (snowflake).
The cylinder is in an area with a
strong magnetic field.
1. The mute button was pressed by
the user, muting the active alert.
2. The cylinder is changing tempera-
ture rapidly. The HI FLO or low flow
alerts are temporarily disabled
while this symbol is shown.
Manual – LIV® IQ Oxygen
Remedy
Use alternative cylinder.
1. Return the flow selector to zero, open the shut-off valve
and set the flow selector to the desired flow.
2. Set the flow selector to the desired flow.
3. Set the flow selector to the desired flow and make sure
that it has engaged properly.
4. Use alternative cylinder.
Verify direction of rotation using a flow test. If there is a flow,
turn hand wheel to "OFF". Alternatively, contact Linde
Healthcare.
1. Return the flow selector to zero, open the shut-off valve
and set the flow selector to the desired flow.
2. Make sure that the flow selector is set at zero, close the
shut-off valve and mark the cylinder as defective. Put the
product in a well-ventilated area and contact Linde
Healthcare.
Use alternative cylinder. Mark the cylinder as defective and
return it to Linde Healthcare
Do not use the cylinder at this time. Store the cylinder within
the temperature range –4 °F to 113 °F (–20 °C to +45 °C). The
warning symbols will disappear when the cylinder is at a
usable temperature.
Gas delivery is not interrupted and will be delivered at the
rate chosen on the flow selector. The device will not be able
to display therapy time remaining, the current set flow rate or
the remaining content.
1. The active alert will remain muted for one minute
(short press) or until the next alert event occurs
(pressed for three seconds).
2. Continue to use the cylinder, but ensure the patient's
tube is not blocked. The symbol will automatically
clear when the cylinder has acclimatized.
09
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