TM 55-1510-220-MTF
PROCEDURE
TROUBLESHOOTING
REFERENCE
c.
Power levers - Advance past 79 to 81% N 1. Landing gear warning horn should be armed again.
d.
Landing gear warning horn should not operate above an altitude of 12,500 feet.
*13.
Landing gear normal operation - Check as follows:
C12-31
a.
Airspeed - 184 KIAS.
b.
Landing gear control switch - DN.
*c. Landing gear extension time - Record (6 seconds maximum).
d.
Landing gear handle lights (red) - Check illuminated while gear is in transit.
e.
Landing gear down indicator lights (3, green) - Check illuminated.
f.
Airspeed - 163 KIAS.
g.
Landing gear control switch - UP.
*h. Landing gear retraction time - Record (7 seconds maximum).
i.
Landing gear handle lights (red) - Check illuminated while gear is in transit.
j.
Landing gear down indicator lights (3, green) - Check all extinguished.
*14.
Emergency landing gear extension system - Check operation and condition as follows:
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