TOMARK Viper SD-4 RTC - Leveling & Weighing; Weighing and Balancing Procedures

TOMARK, s.r.o.
Airplane Maintenance Manual
Chapter08 Leveling & Weighing
Issue: 11.AUG 2016 Page 77
08 Leveling & Weighing
08-10 Weighing and Balancing
Definitions and Markings
Mark
Definition
0
reference plane, identical with the plane of the airplane’s
wing’s leading edge in the horizontal attitude of the
airplane.
m
R
weight on the right wheel of the main landing gear
m
L
weight on the left wheel of the main landing gear
m
F
weight on the wheel of the front landing gear
m
T
total weight of the airplane, equal to m
R
+ m
L
+ m
F
x
T
distance of the CG from the leading edge
T
centre of gravity
L
F
distance of the front landing gear wheel axis from the
wing’s leading edge
L
M
distance of the main landing gear wheel axis from the
wing’s leading edge
L
landing gear base
MAC
mean aerodynamic chord (1,29 m)
x
T
= ((m
R
+ m
L
) · L
M
– L
F
· m
F
)/m
T