Troubleshooting
262 Instructions for Use Apollo SW 4.5n
Part Number: 9053586, 3rd edition
The cylinder valve of the corresponding backup gas
cylinder must be closed again after restoring the
pipeline gas supply.
Ventilator failure
Figure 177. Ventilator Failure MessagesIf the ventilator fails, the following message is
displayed in the status field on the screen
(1 in Figure 177):
VENTILATOR FAIL
The ventilation buttons are removed from the screen
and a prompt appears advising the user how to
proceed (2 in Figure 177):
“Ventilator failure!
Only manual ventilation available.”
The machine automatically switches to Man/Spont
mode (3 in Figure 177).
WARNING!
Risk of gas supply failure
If the valves remain open when connected to
the pipeline gas supply, gas may be withdrawn
from the backup gas cylinders.
Close cylinder valves whenever the pipeline gas
supply is sufficient.
WARNING!
Risk of patient injury
If the ventilator fails, the anesthesia machine
automatically switches to the ventilation mode
Man/Spont.
Set the APL valve to the correct pressure
limiting value and ventilate the patient manually.
WARNING!
Risk of patient injury
If pressure or volume monitoring fails, the
patient cannot be adequately monitored.
Ensure adequate substitute monitoring.