E
MERGENCY
P
ROCEDURES
R
EVISION
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ATE
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AGE
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12/29/04
15
Copyright
2004 Glasair Aviation, LLC Arlington, Washington All rights reserved
3-4.4 S
PINS AND
S
PIRAL
D
IVES
3-4.4.1 Spins
W A R N I N G
Intentional spins in the Sportsman are prohibited.
Since the wing must be stalled for a spin to occur, inadvertent spins
can be prevented by avoiding inadvertent stalls. The Sportsman’s stall
characteristics are so benign, however, that it would be very difficult to
enter an inadvertent spin. Positive control can be maintained
throughout the stall without departure—at low power settings the
airplane is easily controlled with the stick held fully aft for any length of
time.
To recover from a spin, first pull the throttle to the idle position.
Simultaneously apply full rudder opposite to the direction of rotation,
while neutralizing the stick. As the rotation stops, neutralize the rudder
and pull out of the resulting dive.
3-4.4.2 Spiral Dives
A spiral dive is a situation that develops when the nose of the aircraft
begins dropping out of a turn. (A spin, on the other hand, develops
from excessive yaw during a stall.) In a spiral dive, speed builds rapidly
as the nose drops and, if the pilot attempts to raise the nose by
applying back pressure, the turn will tighten and G forces will begin to
build. If allowed to continue, the aircraft will either strike the ground at
high speed or will suffer in-flight structural failure from excessive G
loads.