User manual
Page 21
Aircraft Operation Manual
Piper Cheyenne I, IA, II, IIXL
For ight simulation use only
Demonstrated The demonstrated crosswind velocity is the velocity of the
Crosswind crosswind component for which adequate control of the air-
Velocity plane during takeoff and landing was actually demonstrated
during certication tests.
Accelerate-STOP The distance required to accelerate an airplane to a specic
Distance speed and, assuming failure of an engine at the instant of that
speed is attained, to bring the airplane to a stop.
MEA Minimum en route IFR altitude
Route Segment A part of a route. Each end of that part is identied by
(1) a geographical location
or
(2) a point at which a denite radio x can be established.
(f) Weight and Balance Terminology
Usable Fuel Fuel available for ight planning.
Unusable Fuel Fuel remaining after a run out test has been completed in ac-
cordance with governmental regulations.
Standard Empty Weight of a standard airplane including unusable fuel, full
Weight operating uids and full oil.
Basic Empty Standard empty weight plus operational equipment.
Weight
Payload Weight of occupants, cargo and baggage.
Useful Load Difference between takeoff weight, or ramp weight if appli-
cable, and basic empty weight.