Cessna 182S Pilot Operating Handbook page 351

SECTION 9 - SUPPLEMENTS
SUPPLEMENT 15 - FAA APPROVED
CESSNA
MODEL 182S
I
I
2. If annunciation continues , Airplane Control Wheel -- GRASP
FIRMLY, disengage the autopilot and check for an out of pitch
trim condition . Manually retrim as required.
3. AUTOPILOT OPERATION -- CONTINUE if satisfied that the
out of trim indication was temporary. DISCONTINUE if
evidence indicates a failure of the auto trim function .
A red P or R on the face of the autopilot computer:
1. A red P is an indication that the pitch axis of the autopilot has
been disabled and cannot be engaged. DO NOT ENGAGE
INTO A ROLL AXIS ONLY SYSTEM .
NOTE
If the red P lamp was the result of some abnormal
accelerations on the airplane, the annunciation should go
out within approximately one minute and normal use of the
autopilot will be re-established.
2. A red R is an indication that the roll axis of the autopilot has
been disabled and cannot be engaged. The autopilot cannot
be engaged again.
Flashing mode annunciation in the display of the autopilot computer:
1. Flashing HOG -- Indicates a failed heading. PRESS HOG
button to terminate flashing . ROL will be displayed.
2. Flashing NAV, APR or REV -- Usually an indication of a
flagged navigation source. PRESS the
NAV,
APR or REV
button to terminate flashing. ROL will be displayed. (Select a
valid navigation source.)
NOTE
A flashing
NAV,
APR or REV annunciation can also be
caused by a failed heading valid input.
S15-18 Revision 3