TM 55-1520-240-23-7
8-26
PURGE PITOT-STATIC AND SIDESLIP SENSE SYSTEMS
(Continued)
8-26
1.
Remove seven bottom fuselage drain caps (1).
2.
Remove two nose compartment drain caps (1).
3.
Remove two radio compartment drain caps (1).
4.
Disconnect pitot (2), static (3), and sideslip lines
(4 and 3) from No. 1 AFCS Computer (6).
5.
Disconnect pitot (7), static (8), and side-slip lines
(9 and 10) from No. 2 AFCS Computer (11).
Do not purge pitot or static lines
unless they are disconnected
from the flight instruments and the
AFCS computers. Otherwise, the
instruments or computers can be
damaged.
6.
Connect compressed dry air source (2) to No. 1
AFCS computer static pressure line (3).
8-84
