SCHEMPP-HIRTH FLUGZEUGBAU GmbH, KIRCHHEIM/TECK
Ventus-3M „Performance“
FLIGHT MANUAL
March 2019
Revision –
7.3.48
VI
Emergency system for the spindle drive (cont.)
a) Extending and starting the power plant with the emergency system:
o
Open red switch flap
o
Acknowledge the operating instructions
on the operating unit by pressing the rotary selector switch to confirm the
warning message.
o
Extend the powerplant completely with the emergency switch.
o
To start the engine: Ignition ON, Press starter button
b) Switching off and retracting the power plant with the emergency system:
o
Ignition OFF
o
Open red switch flap
o
Acknowledge the operating instructions
on the operating unit by pressing the rotary selector switch to confirm the
warning message.
o
Stop the propeller with the manual propeller brake (handle left front in the
cockpit, see section 7.2).
o
By varying the manual force on the handle of the propeller brake, the air
stream can be used to center the propeller as precisely as possible in the
retraction position and hold it there (the control unit shows
in the
retraction position of the propeller
o
Retract the power plant with the emergency switch.
If it is not possible to hold the propeller exactly in the retraction position,
the power plant can still be retracted to a large extent. In order to prevent
damage to the aircraft, the retraction should be stopped as soon as the
propeller can be heard touching the engine covers.
