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airwave MUSTANG Manuel D'utilisation page 28

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28
IMPORTANT
Do practice using the speed system in normal flying.
Be careful flying fast in rough or turbulent conditions as deflations are more likely to occur at speed.
The increased speed is achieved by reducing the angle of attack, this means that the canopy will
collapse only slightly more easily.
Remember that your glide deteriorates at higher speeds. Best glides are achieved when the risers are
level and the brakes are off.
Check the component parts at regular intervals for wear and tear and ensure that the system always
works smoothly.
Landing
Landing the MUSTANG is very straightforward. Flare the MUSTANG in the normal way from an altitude of
around 2 m when landing in light winds. It may sometimes help to take wraps on the brakes to make the
flare more effective.
Strong wind landings require a different technique. If you use the brakes to flare in a strong wind the
MUSTANG tends to convert this to height. This can be real problem.
The best method is to take hold of the C risers at the maillons just before landing, and collapse the canopy
using these when you have landed. The glider will collapse very quickly using this method. The glider can
also be steered using the rear risers but be careful not to cause a premature stall.
After landing the B risers can also be used to collapse the canopy, although it is more difficult to control
the collapsed canopy on the ground using this method.
Chapter V
Recovery Techniques
Stalls
These manoeuvres are dangerous and should not be practiced in the course of normal flying. Stalls are
caused through flying too slowly. Airspeed is lost as brake pressure increases and as the canopy
approaches the stall it will start to descend vertically and finally begin to collapse. Should this occur it is
important that the pilot release the brakes at the correct moment. The brakes should never be released
when the wing has fallen behind the pilot. Also when releasing the brakes it is best not to release them too
quickly. This is in order to prevent the forward surge of the canopy when it recovers from the stall. If you
do release the brakes quickly you should brake the canopy strongly during the surge forward, to stop the
dive. All pilots who fly the MUSTANG are advised never to attempt this manouvre unless under SIV
training. This manual is not provided to give instruction in this or any other area.
Deep Stall (or Parachutal)
The MUSTANG has been designed so that it will not easily remain in a deep stall.
However if the MUSTANG is incorrectly rigged or its flying characteristics have been adversely affected by
some other cause, it is possible that the paraglider could enter this situation. Therefore in the interests of
safety all pilots should be aware of this problem, and know how to recover from it. The most common way
to enter deep stall is from a flying too slowly, from a B line stall or even from big ears.
When in deep stall the pilot will notice the following:-
*)
Very low airspeed
**)
Descent is almost vertical (like a round canopy) and is typically at around 5m/sec.
***)
The paraglider appears quite well inflated but does not have the full internal pressure. It therefore
appears and feels a bit ´limp´.
Recovery from deep stall is quite simple.
The normal method is to simply initiate a mild turn. As the canopy starts to turn it will automatically
change to normal flight, but it is very important not to turn too fast as this could induce a spin.
The second method to exit from deep stall is to pull gently on the A risers. This helps the airflow to re-
attach to the leading edge, but care should be taken not to pull down too hard as this will induce a front
collapse.

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