Page 6 - 3
1
rd
Edition, Rev 0
Section 6 – Weight and Balance
WEIGHING PROCEDURES
2
W
EIGHING
P
ROCEDURE
P
REPARATION
Carry out weighing procedure inside closed hangar
Remove from cabin any objects left unintentionally
Insure on board presence of the Flight Manual
Align nose wheel
Drain fuel via the specific drain valve.
The unusable fuel for each tank must be considered (1.55 liter)
Oil, hydraulic fluid and coolant to operating levels
Move sliding seats to most forward position
Raise flaps to fully retracted position (0°)
Place control surfaces in neutral position
Place scales (min. capacity 200 kg) under each wheel
L
EVELLING
Level the aircraft.
Reference for levelling: remove a seat and then place a level between the
two seat’s fwd and aft supporting trusses.
Center bubble on level by deflating nose tire
W
EIGHING
Record weight shown on each scale
Repeat weighing procedure three times
Calculate empty weight
D
ETERMINATION OF
C.G. L
OCATION
Drop a plumb bob tangent to the leading edge (at 15mm inboard respect
the rib#7 riveting line) and trace reference mark on the floor.
Repeat operation for other wing.
Stretch a taught line between the two marks
Measure the distance between the reference line and main wheel axis
Using recorded data it is possible to determine the aircraft's C.G. location
and moment (see following table)
Содержание P92 Echo MKII
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