S201 AFM
6 - WEIGHT AND BALANCE
6.3 - DATUM PLANE AND
REFERENCES
27/06/2019
SONAIR-S2-D-MAN-006
Page : 6-2
Rev. : A
6.2
INTRODUCTION
This section contains
-
The Aircraft Datum point and references
-
The Weight & Center of Gravity range within which the aeroplane may be
safely operated.
-
A calculation method for establishing the actual Center of Gravity position.
The procedure for aircraft weighting, including the installed equipment during
the weighing of the aircraft are contained in the applicable Maintenance
Manual Ref. SONAIR-S2-D-MAN-002-S201.
6.3
DATUM PLANE AND REFERENCES
Reference description
Reference location
Datum point
Centre of firewall front surface bottom
edge (engine side)
Longitudinal horizontal
reference
Upper surface of canopy left slide
Transversal horizontal Reference
Upper surface of baggage compartment
beam just behind the seats
Mean Aerodynamic Chord (MAC) of the SONACA S201
Length :
1318 mm
MAC Leading Edge position : 612 mm