GE Datex-Ohmeda Aisys Carestation Reference Manual page 80

Aisys
APL Valve
7
7
D/S APL disc and seat
6
APL flow
7 To scavenging
Figure 2-35 • Flow through the APL Valve
2-48
The APL valve sets a pressure limit for manual ventilation.
As you turn the APL knob, it puts more or less force on the APL disc and seat (D/S). If
the circuit pressure is too high (6), the disc and seat inside the diaphragm opens and
vents gas to the scavenging system (7).
7
D/S
6
04/08 M1046983