Alarm / indicators / troubleshooting, Warning – Precision Medical PM4351 EasyFlow5 User Manual
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7. Place the cannula over your
ears and position the prongs
in your nose as instructed
by your Provider or cannula
manufacturer.
OR
8. When the Concentrator is not in use, press the power On/Off ( / ) switch to
“OFF” ( ) position.
9. Unplug Concentrator from electrical outlet for complete disconnection from
Power Source.
ALARM / INDICATORS / TROUBLESHOOTING
The Audible Alarm and LED Indicators are listed in the chart below.
Visual Indicator/
Problem
Audible
Alarm
Probable Cause
Remedy
YELLOW indicator
flashes
Repeated
beeping
Flow to patient is
occluded
Remove occlusion, kink or block
in patient cannula
When device is
turned “ON”, device
does not function
and the GREEN
Power Indicator
does not light.
Continuous Concentrator is not
properly plugged into
electrical outlet.
Make sure Concentrator is
properly plugged into the electrical
outlet.
RED General
Alarm Indicator
is “ON” steady
or continuously
blinking; device
stops functioning.
Repeated
beeping
System malfunction.
Turn power switch “OFF” and
wait 5 minutes, then turn back
“ON”. If condition persists, turn
the concentrator “OFF”, connect
to another source of oxygen and
contact your Provider.
RED General Alarm
Indicator flashes
once, device
momentarily stops
functioning, then
automatically
restarts.
Single beep Momentary AC power
interruption.
It is normal for this to occur
occasionally (such as during
severe weather); however, if this
condition persists, connect to
another source of oxygen and
contact your Provider.
Continued on next page.
WARNING
ISO 8359 (Standard for Oxygen Concentrators) highly recommends that the
patient cannula that delivers gas to the patient from the oxygen concentrator
should include a Fire Stop Check Valve to stop the flow of gas towards the
patient in the case that the cannula becomes ignited. The Fire Stop Check
Valve should be located as close to the patient as reasonably practicable.
Fire Stop Check Valve - Precision Medical Part # 507706