F
LIGHT
M
ANUAL
Date
:
Issue 3: 25
th
May 2010
4-2
P92-JS
SECTI ON 4
NORMAL PROCEDURES
INTRODUCTION
Section 4 contains checklists and the procedures for the conduct of normal
operation.
RIGGING AND DERIGGING ENGINE COWLING
UPPER COWLING:
I.
Parking brake ON.
II.
Fuel shutoff valves OFF.
III.
Generator switch OFF, Master switch OFF, Magnetos OFF.
IV.
Unlatch all four butterfly Cam-locks mounted on the cowling by rotating
them 90° counterclockwise while slightly pushing inwards.
V.
Remove engine cowling paying attention to propeller shaft passing
through nose.
VI.
To assemble: rest cowling horizontal insuring proper fitting of nose base
reference pins.
VII.
Secure latches by applying light pressure, check for proper assembly and
fasten Cam-locks.
Butterfly Cam-locks are locked when tabs are horizontal and open
when tabs are vertical
.
Verify tab is below latch upon closing.
LOWER COWLING
I.
After disassembling upper cowling, bring propeller to horizontal position.
II.
Using a standard screwdriver, press and rotate 90° the two Cam-locks
positioned on lower cowling by the firewall.
III.
Pull out the first hinge pin positioned on the side of the firewall, then,
while holding cowling, pull out second hinge pin; remove cowling with
downward motion.
IV.
For installation follow reverse procedure.
WARNING