Textron Aviation Cessna 172S NAV III Skyhawk SP, Information Manual

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CESSNA SECTION 9 - SUPPLEMENTS
MODEL 172S NAV III SUPPLEMENT 3
KAP 140 AUTOPILOT
U.S.
FAA APPROVED
NORMAL PROCEDURES
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PREFLIGHT (PERFORM BEFORE EACH FLIGHT):
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NOTE
Make sure that the elevator trim tab moves down with nose
up elevator trim (both switches held in the UP position)
movement. If the elevator trim wheel moves while the A/P
DISC/TRIM INT switch is pushed and held, the MET
system has failed. The airplane may be flown if the AUTO
PILOT circuit breaker is PULLED and secured in the open
position so that the autopilot is disconnected from electrical
power and will not operate until it is repaired.
5. BARO setting flashing - SET current local barometer
(atmospheric pressure) using knobs or push BARO button to
accept the present setting.
6. AUTOPILOT - ENGAGE (push and hold AP button for 1
second).
7. FLIGHT CONTROLS - MOVE. Make sure that the autopilot can
be overpowered in both pitch axis and roll axis.
8. A/P DISC/TRIM INT Switch - PUSH. Make sure that the
autopilot disengages. Make sure that the disengagement
warning sound is heard.
9. ELEVATOR TRIM WHEEL - SET pointer to TAKEOFF position.
WARNING
•
WHEN THE AUTOPILOT IS ENGAGED, THE PILOT-
IN-COMMAND MUST CONTINUOUSLY MONITOR
AND BE READY TO DISENGAGE THE AUTOPILOT
AS NOTED ABOVE. DO THE EMERGENCY
RECOVERY PROCEDURE IF AUTOPILOT
OPERATION IS ERRATIC OR DOES NOT
CORRECTLY CONTROL THE AIRPLANE.
•
DURING AUTOPILOT OPERATIONS, THE PILOT-IN-
COMMAND MUST SET THE AUTOPILOT VERTICAL
SPEED (VS) RATE AND ENGINE POWER TO MAKE
SURE THAT AIRSPEED STAYS BETWEEN 80 KIAS
AND 160 KIAS AND DOES NOT EXCEED ANY
OTHER AIRPLANE OPERATING LIMITATION.
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172SPHAUS-S3-01 S3-23
For
Training
Purposes
Only