TM 55-1510-221-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
BEFORE TAXIING (CONT)
The pilot's altimeter alert light should be
extinguished
(2) Decrease the alert controller to within
1000 feet of the pilot's altimeter setting
The alert light should illuminate
(3) Decrease the controller to less than 250
feet above the pilot's altimeter setting
The alert light should extinguish.
(4) Increase the controller to 300 50 feet
above the pilot's altimeter indication
and check that the alert light illuminates
(5) Set the desired altitude.
b.
Autopilot
NOTE
The autopilot must be disengaged upon
completion of autopilot testing
(1) Autopilot controller UP TRIM, DN
TRIM annunciators Check not
illuminated
2-22
