TM 1-1510-224-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
LOW SPEED SYSTEMS CHECK (CONT)
(d) Flaps - 100%. Check flaps for
freedom
and
smoothness
of
operation and for excessive aircraft
roll.
*(e) Flap extension and retraction time -
Check as follows:
(1)
Airspeed - 151 KIAS.
*(2) Flaps - UP, check and record
retraction time. Full down to
full up maximum time - 9
seconds.
(3)
Airspeed - 151 KIAS.
*(4) Flaps - Down, check and
record extension time. Full up
to full down maximum time - 13
seconds.
NOTE
Ensure that stall warning horn sounds within the
speed range specified in the Warning Speed column
of figure 2.
* 2.
Stall speed, stall warning, and stall
characteristics (clean, power off) - Check
as follows:
C34-35
(a)
Gear - UP.
(b)
Flaps - UP.
(c)
Power - IDLE.
(d)
Trim aircraft to trim speed as shown
in figure 2.
(e)
Airspeed - Reduce by one knot/
second until aircraft stalls.
2-68
