TM 55-1510-215-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
d.
Trim aircraft to trim speed (132 ± 3
knots).
e.
Airspeed - Reduce by one knot/
second until aircraft stalls (92 ± 3
knots).
*f.
Airspeed - Record when stall warning
horn is first heard.
g.
Silencer switch - DISABLE (stall
warning horn should be silenced).
h.
Silencer switch - ARM.
*i.
Airspeed (at stall) - Record (KIAS).
j.
Roll must be controllable within 30
degrees left or right.
*5.
Flap operation - Check as follows:
a.
Airspeed - Reduce to 173 KIAS
b.
Flaps APPROACH. Check flaps for
freedom
and
smoothness
of
operation and for excessive aircraft
roll.
c.
Airspeed - Reduce to 127 KIAS or
below.
2-33
