Sling 4 TSi
Section 3
Pilot Operating Handbook
Emergency Procedures
Document Number: DC-POH-001-X-F-3.0
Page | 3-14
Revision: 3.0
Date: 2021/07/14
3.7
Other Emergencies
3.7.1
Propeller VP Failure
1.
Engine Speed ................... PREVENT OVERSPEED
2.
Propeller Mode ............... SELECT MANUAL (MAN)
3.
Propeller Pitch ................. VERIFY OPERATION
If propeller pitch control is still
available
–
4.
Propeller Pitch ................. SET TO REQUIRED
If propeller pitch control is
unavailable
–
5.
Propeller Switch .............. OFF
If failure results in pitch
within
flight range –
6.
Proceed ........................... WITH CAUTION
treat as if it is fixed propeller
If failure results in pitch
outside
flight range –
7.
Precautionary Landing ..... EXECUTE
CAUTION
Selection of too fine a propeller pitch, and high throttle settings may
result in an engine overspeed.
Selection of too coarse a propeller pitch may result in the engine being
unable to maintain the desired engine speed, even at full throttle.
CAUTION
If failure occurred with propeller pitch set at any other pitch than the
fine pitch limit, full power from the engine/propeller combination may
not be available at low speeds.
Consideration should be given to this
during approach and landing.
