Savage Cub Australian Flight Manual © X-Air Australia 2008 Release 1.2 Page 9 of 40
Engine Power Terminology
BHP Brake Horsepower
The power developed by the engine.
RPM Revolutions Per Minute
Engine speed.
Static RPM
The engine speed attained during a full-throttle engine
run-up when the airplane is on the ground and
stationary.
Airplane Performance and Flight Planning Terminology
Maximum Crosswind Velocity
The velocity of the crosswind component for which
adequate control of the airplane during takeoff and
landing was actually demonstrated during the
certification tests. Demonstrated 15 knots
Useable Fuel
The fuel available for flight planning
Unusable Fuel
The quantity of fuel that cannot be safety used in flight
Lph Litres Per Hour
The amount of fuel (in litres) consumed per hour
NMPL Nautical Miles Per Litre
The distance (in nautical miles) which can be expected
per litre of fuel consumed at a specific engine power
setting and/or flight configuration
g
The acceleration due to gravity
Weight and Balance Terminology
Station
Only two load stations are specified: i.e. Seat Station
which is the centre of the fixed seats and Fuel Station
which is the centre of the fixed fuel tank
C.G. Centre Of Gravity
The point at which an airplane, or equipment, would
balance if suspended
C.G. Limits
The extreme centre of gravity locations within which
the airplane must be operated at a given weight
Standard Empty Weight
The weight of a standard airplane, including unusable
fuel, full operating fluids and full engine oil
BASIC EMPTY Weight
The standard empty weight of optional equipment
Useful Load
The difference between the MTOW and the basic
empty weight
MTOW Maximum Takeoff Weight
The maximum weight approved for the start of the
takeoff run
