A5/A3™ Operating Instructions 046-003777-00 1 - 17
Product Description Physical Views
1.2.7 Breathing System (Left View)
FIGURE 1-8 Breathing System (Left View, the Flexible Bag Arm (optional))
F8 APL (Airway Pressure
Limiting) Valve
2
Rotary regulator for setting the breathing system pressure
limit during manual ventilation. Its scale shows approximate
pressure. Set to SP during Spontaneous breathing.
or
Quick Release APL Valve
2
Rotary regulator for setting the breathing system pressure
limit during manual ventilation. Its scale shows approximate
pressure. Set to SP during Spontaneous breathing. When
necessary, lift the APL valve upward to release pressure
quickly.
F9 Auto/Manual Bag Switch Enables switching between Automatic and Manual
ventilation modes
PART(S) DESCRIPTION
1
The bellows dome is a transparent cover with graduation marks from 300 to 1500 ml. These marks are for ref-
erence only. Tidal volume (Vt) should be read exclusively from the display of the user interface. Delivered Vt is
a combination of bellows displacement and fresh gas flow.
2
The APL valve and PAW gauge numerics are for reference only. Calibrated patient airway pressure is dis-
played on the user interface.
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