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Jonker Sailplanes JS-3 Rapture User Manual

Jonker Sailplanes JS-3 Rapture
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JS-MD 3
Aircraft Flight Manual
MD10-AFM-00-001
Issue: 01
Rev. 00
Rev. Date: 14-Feb-20
Winch launches executed at wing loads exceeding 55kg/m
2
are not
recommended, as many winches are not capable of achieving the high
speed required for a safe winch launch.
Recommended loads for winch launches
15 m
18 m
Recommended maximum take-off weight for
winch launching
475 kg
550 kg
Recommended most aft CG position
355 mm
355 mm
Table 4.5-2 Winch launch recommended maximum loads
WARNING: With the CG in the aft position and a fast acceleration,
the aircraft will automatically rotate into the climb.
WARNING: Downwind winch launches jeopardise the safety of the
launch significantly and should be avoided.
WARNING: Winch launch with water ballast should only be
attempted with a powerful winch and into the wind.
WARNING: Winch launches with wing loads exceeding 55kg/m
2
should be done with extreme care, as a high launch
speed is required to perform the launch safely.
WARNING: Release immediately if the wings cannot be kept level
during the ground run.
WARNING: Retracting the landing gear during the winch launch is
not permitted.

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Jonker Sailplanes JS-3 Rapture Specifications

General IconGeneral
BrandJonker Sailplanes
ModelJS-3 Rapture
CategoryAircrafts
LanguageEnglish

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