Alarm – Cause – Remedy Chapter 12 - Troubleshooting
Apollo Operator’s Manual 199
Part Number: 90 38 237, 5th edition
Priority Message Cause Remedy
Caution BATTERY LOW The battery capacity of the uninterruptible
power supply is almost exhausted
(<10%).
Connect to mains power.
Check patient's condition!
Prepare manual ventilation with
100% O
2.
Warning BREATH. SYS. TEMP. HIGH Breathing system temperature too high. Check breathing system and breathing
gas temperatures.
Contact DrägerService.
Warning/
Advisory
CHECK AUX CGO* Fault when switching over to auxiliary
common gas outlet (aux. CGO).
Check fresh-gas flow at aux. CGO.
Switch aux. CGO on and off several times.
Use functional outlet.
Call DrägerService.
Advisory CHECK SAMPLE LINE Sample line blocked or not connected. Check sample line, water trap, and filter in
Y-piece, if applicable; replace if
necessary.
Advisory CIRCUIT LEAK Leak in patient circle system. Check tube, hoses and filter.
Advisory CLOSE AIR CYLIND? Cylinder valve is open although central
supply is available.
Close cylinder valve to avoid
unintentionally drawing gas from the
cylinder.
Advisory CLOSE N20 CYLIND? Cylinder valve is open although central
supply is available.
Close cylinder valve to avoid
unintentionally drawing gas from the
cylinder.
Advisory CLOSE O2 CYLIND? Cylinder valve is open although central
supply is available.
Close cylinder valve to avoid
unintentionally drawing gas from the
cylinder.
Advisory CO2 SENSOR FAIL
1
CO2 gas measurement system has failed. Use external gas measuring system.
Call DrägerService.
Advisory COM PORT 1 FAIL
COM PORT 2 FAIL
Communication via the corresponding
COM port has been interrupted.
Check the plug connection on Apollo and
the on-line equipment.
Warning CONTINUOUS PRESSURE The breathing pressure exceeds the set
limit for more than 15 seconds.
Check ventilation and/or spontaneous
breathing of the patient.
Check breathing hoses, breathing system,
and gas scavenging system for correct
functionality.
Check alarm limit for correct setting.
Caution ET CO
2 HIGH The end-expiratory CO2 concentration has
exceeded the high alarm limit for at least
two breaths.
Check ventilation.
Caution ET CO
2 LOW The end-expiratory CO2 concentration
has been below the low alarm limit for at
least two breaths.
Check ventilation.
Advisory EXP. FLOW SENSOR FAIL
1
Expiratory flow sensor has failed. Replace flow sensor (see page 179).
1. Displayed in Standby mode only.
* Alarm can be downgraded to specified lower priority or canceled.