Standard Operating Procedures
L410 UVP-E20
Document No.:
SOP-L410-0
PageFF -1
Rev: 1
Date: Jan 18
Prepared by:LA
Checked by: CLS
APPENDIX F.PROPELLER PITCH LOCK
ReferSection IV Normal Procedures in the AFM_L410UVP-E20.
Perform it before the first flight of the day, test must be performed during propeller
unfeathering.
TCL
....................................................................................
IDLE
PCL
....................................................................................
move from FEATHER
to FINE PITCH position
On the left control panel:
PROPELLER PITCH LOCK TEST button
........................
press and hold at
propeller speed
about 700 RPM
Propeller speed must stop rising and both PROPELLER PITCH LOCK amber cells
on the instrument panel cover must light when button is pressed.
PROPELLER PITCH LOCK TEST button
...........................................
release
Propeller speed must start to rise up to 920 ± 60 RPM and both PROPELLER
PITCH LOCK amber cells on the instrument panel cover must light off.
Summary of Contents for L410 UVP-E20
Page 5: ......
