M
V
A
P
S
S
ANUAL
ENTING OF THE
IRCRAFT
ITOT AND
TATIC
YSTEMS
Figure 3-27: Manual let-down ADTS542F and ADTS552F
Number of
1st Valve
2nd Valve
3rd Valve
4th Valve
Channels
Application
open
open
open
open
2
Pitot & Static
Pt to Ps (A)
Ps to Atm (B)
N/A
N/A
101