Precision Medical PM4351 EasyFlow5 User Manual

Page 12

Visual Indicator / Problem

Audible Alarm

Probable Cause

Remedy

RED General Alarm
Indicator flashes once,
device momentarily stops
functioning, and 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.

GREEN Power Indicator is
“ON”, YELLOW and RED
General Alarm Indicators
are flashing and device is
running

Repeated
beeping

Device overheating

Internal temp above 109°

Move Concentrator to a cooler
location. Ensure Concentrator is
positioned away from curtains or
drapes, hot air registers or heaters.
Be certain to place the
Concentrator so all sides are at
least 6 in. (15.24 cm) away from a
wall or other obstruction. DO NOT
place concentrator in a confined
area.

RED General Alarm
Indicator is flashing while
beeping, device stops
functioning.

Repeated
beeping

Device overheated

(PM4351 ONLY)

YELLOW Oxygen
Concentration Indicator is
“ON” steady.

None

Low oxygen concentration.

Continue to use concentrator and
contact your Provider.

(PM4351 ONLY)

YELLOW Oxygen
Concentration and RED
General Alarm Indicators
are “ON” while beeping;
device stops functioning.

Repeated
beeping

Very low oxygen percentage.

Turn the concentrator “OFF”,
connect to another source of
oxygen and contact your Provider.

No flow from nasal
cannula.

None

1. Kinked tubing.

2. Nasal cannula has become

disconnected from oxygen
outlet on concentrator or
from extension tubing.

3. Connection between bubble

humidifier and oxygen outlet
on concentrator has become
loose.

4. Flow Selector is in between

settings.

1. Check tubing and nasal

cannula for kinks.

2. Check cannula and tube

fittings for proper connection.

3. Tighten bubble humidifier

bottle.

4. Set Flow Selector to a flow

setting.