Van's Aircraft RV 12iS, Flight Training Supplement

Page: 27 / 90

Revision: 4 Date:
09/08/20
RV-12iS Flight Training Supplement 4-15
EMPENNAGE (continued)
•
Stabilator
– CHECK condition,
freedom of movement
Look at stabilator in general; look for
dents (particularly dents in the leading
or trailing edges), wrinkles, missing or
loose rivets.
Move the stabilator through its full
range of motion. Verify that it hits a
definite stop at both ends of its travel
and that there is no binding or friction.
•
Empennage Fairing - CHECK all
screws installed, no evidence of
interference with stabilator, anti-servo
tab pushrod, or rudder
•
Anti-Servo Tab
– CHECK condition, proper attachment
Look at anti-servo tab in general, look for dents
(particularly dents in the trailing edge), wrinkles,
missing or loose rivets.
Verify that the anti-servo tab hinge pins are installed
and that the anti-servo tab pushrod attach bolt is
installed and that there is no free play in the anti-
servo tab rod end bearing. Verify clearance between
anti-servo tab pushrod in fully up position and rudder
in any position.
STABILATOR MOVEMENT
LEADING EDGE DOWN
RUDDER
ANTI-SERVO
TAB PUSHROD
EMPENNAGE
FAIRING
STABILATOR MOVEMENT
LEADING EDGE UP
EMPENNAGE
FAIRING
UP
AFT
FWD
DOWN
ANTI-SERVO TAB
HINGE PINS
ANTI-SERVO TAB
PUSHROD ATTACH
BOLT