-~
SECTION 4 CESSNA
,+
NORMAL PROCEDURES
MODEL
2088 (675 SHP)
-
I
SYSTEMS CHECKS
(Continued)
,~
AUTOPILOT CHECK (KING KFC-250
-
CATEGORY I)
(Continued)
14.AUTOTRIM
-
CHECK by first pressing and releasing the CWS
button, and then inserting a pitch UP command using the vertical
trim control (noting the upward command bar movement) and
simultaneously restraining the control column against movement.
After approximately a 3-second delay, observe
autotrim
movement in the nose up direction. Press the CWS button
momentarily and repeat the
autotrim test in the nose down
direction.
15.HDG Mode
-
CHECK by pressing the HDG mode button and
commanding left and right turns using the heading selector knob.
Observe corresponding command bar and control wheel
movement in the directions commanded.
16.FLIGHT DIRECTOR and AUTOPILOT
-
DISENGAGE.
17.MANUAL ELECTRIC TRIM
-
RUN from full nose up to full nose
down. Time required should be 32 plus or minus 6 seconds.
18.TRIM
-
SET to takeoff position.
NOTE
If the autopilot fails preflight test, the
NP
FD circuit breaker
should be pulled. Manual electric trim may still be used. If
electric trim fails preflight test, the ELEV TRIM circuit
breaker should be pulled, and neither electric trim nor the
autopilot should be used.
CAUTION
Revision 23
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