Troubleshooting – Precision Medical Oxygen Monitor User Manual
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O
xygen
M
OnitOr
TROUBLESHOOTING
If the oxygen monitor fails to function, consult the Troubleshooting Guide. If
the problem cannot be solved by using Troubleshooting Guide, consult your
Provider.
Problem
Probable Cause
Remedy
Low Battery Indicator
is displayed with a 30
second chirp alarm
1. Battery voltage too
low
1. Replace with 4 NEW AA
alkaline batteries
Check Sensor appears on
display with a continuing
pulsing alarm
1. Cable connections
are not secure
2. Oxygen Sensor not
functioning
3. Using Oxygen Sensor
other than Precision
Medical Oxygen
Sensor
1. Make sure cable
connections are secure
and locking rings are tight
2. Replace with New
Precision Medical
Oxygen Sensor
3. Attach New Precision
Medical Oxygen Sensor
New Oxygen Sensor
responds slowly or seems
to drift
1. Oxygen Sensor has
NOT temperature
stabilized
1. Wait approximately 20
minutes for Oxygen
Sensor to stabilize with
the environment, and
then recalibrate the
Oxygen Monitor
Oxygen Sensor does
not react to changes in
oxygen concentration
1. Condensation on the
Oxygen Sensor
2. Non functioning
Oxygen Sensor
1. Remove Condensation
2. Replace with New
Precision Medical
Oxygen Sensor
Triple Pulse Alarm and
flashing LED
1. Oxygen readings are
outside the High/Low
Alarm limits
2. Loss of Air or Oxygen
Supply
1. Adjust the High/Low Alarm
setting to be above/below
the oxygen value being
displayed
2. Reconnect the Air or
Oxygen Supply
Keys inoperable
(Power ON)
1. The keypad is Locked 1. Unlock the keypad
No Display / LCD screen
will not power ON
1. Dead Batteries
2. Battery installed
incorrectly
1. Check and replace with 4
New AA alkaline batteries
2. Check that batteries are
installed in the proper
position (+/-)
“SERVICE NEED” appears
on the display
1. Electronic malfunction 1. Oxygen Monitor must be
serviced
“CAL FAIL” appears on
the display
1. Improper or wrong
Oxygen Sensor
2. Improper Air / Oxygen
source
3. Non functioning
Oxygen Sensor
1. Recalibrate the Oxygen
Monitor
2. Check the Air / Oxygen
source
3. Replace with New
Precision Medical
Oxygen Sensor