LS10-s / LS10-st - DG Flugzeugbau

Flight manual <strong>LS10</strong>-s,-st
2.9 Approved manoeuvres
This sailplane is certified for normal gliding in the "Utility" category.
Simple aerobatics are approved but only without waterballast.
Simple aerobatics are approved only with the powerplant retracted (<strong>LS10</strong>-st).
The following aerobatic manoeuvres are approved see sect. 4.5.10, all
manoeuvres should be executed with flap setting neutral= 0°:
Manoeuvre recommended entry speed IAS
km/h kts.
Inside Loop 200
Stall Turn 200 108
Lazy Eight 200 108
Chandelle 200 108
Spins at C.G. positions between 350mm (13.8 in.) and 378 mm (14.9 in.)
2.10 Manoeuvring load factors
The following load factors must not be exceeded:
Speed positive negative
at manoeuvring speed VA +5,3 -2,65
at max. speed VNE +4,0 -1,5
with airbrakes extended VNE +3,5 0
Wing-flaps landing setting VFE +4,0 0
2.11 Flight crew
max. load in the seat 110 kg (242 lbs.)
min. load in the seat see placard in cockpit and weighing report in section
6.3
With these loads, the C.G. range given in section 2.8 will be kept in the limits
if the empty weight C.G. is in its limits. See loading chart in sect.6.8.
Caution: If your weight is less than the min. required load in the seat you must
installed ballast:
a) The installation of one trim ballast weight 4R8-108 2.45 kg (5.4 lbs) at the
holder in front of the rudder pedal assy decreases the necessary pilot mass
by approximately 5,5 kg (12 lbs). (max. 3 front trim weights can be
installed).
b) 1 kg ballast on the seat (lead ballast cushion) decreases the necessary pilot
mass by only 1 kg. You must fasten such ballast securely on the safety
belt anchor points.
Note: For Australia the lower limit for the min. load in the cockpit should be
less than 66 kg (146 lbs.).
Issued: October 2009 2.9
EASA app.