Physio Control LIFEPAK 20, Manual

Page: 71 / 227

Monitoring
3-22 LIFEPAK 20e Defibrillator/Monitor Operating Instructions
Troubleshooting Tips for EtCO
2
Table 3-4
Troubleshooting Tips for EtCO
2
Observation Possible Cause Corrective Action
1
ALARM APNEA
message
appears and waveform is
solid line at or near zero.
No breath has been detected
for 30 seconds since last valid
breath. • Check the patient.
FilterLine connection to device
is loose. • Twist FilterLine connector
clockwise until firmly seated
and can no longer be
turned.
FilterLine set is disconnected
from patient or ETT. • Check ventilation equipment
(if used) for leaks or
disconnected tubing.
2
CO2 FILTERLINE OFF
message appears and
waveform is “---”.
FilterLine set disconnected
from device. • Connect FilterLine set to
device port.
FilterLine set not securely
connected to device. • Twist FilterLine connector
clockwise until firmly seated
and can no longer be
turned.
3
CO2 FILTERLINE PURGING
message appears and
waveform is “---”.
FilterLine set is kinked or
clogged with fluid. • Disconnect and then
reconnect the FilterLine set.
4
CO2 FILTERLINE BLOCKAGE
message appears and
waveform is “---”.
The message appears after 30
seconds of unsuccessful
purging. FilterLine set is kinked
or clogged. • Disconnect and then
reconnect the FilterLine set.
• Change the FilterLine set.
5
CO2 INITIALIZING
message
appears and waveform is
“---”.
FilterLine set connected to
device while module is
initializing. • None.
6
AUTO ZEROING
message
appears and waveform is
“---”.
Module is performing self-
maintenance. • None.
7 EtCO
2
values are erratic. FilterLine connection to device
is loose. • Twist FilterLine connector
clockwise until firmly seated
and can no longer be
turned.
A leak in the FilterLine set. • Check for connection leaks
and line leaks to patient,
and correct, if necessary.
A mechanically ventilated
patient breathes
spontaneously or patient is
talking. • No action required.