Operation
Spontaneous breathing
Turn the APL valve counterclockwise as far as
it will go.
The two points are vertically aligned. The valve
head is raised.
The pressure limitation is canceled, the valve is
open for free spontaneous breathing.
100
Start manual ventilation/spontaneous
breathing
A
1 Press the Man.Spont. key (A); its LED and the
status line flash.
2 Confirm via rotary knob (B).
Man.Spont.
Certain alarms are disabled automatically in the
Man.Spont. ventilation mode in order to avoid arti-
facts.
See page 132 for a list of alarms which are active in
the Man.Spont. mode.
Instructions for use Primus Infinity Empowered SW 4.5n
B