Cessna 208B - Autopilot Check (Bendidking KFC-250 Category I); Autopilot Check (Bendidking KFC-250 Category II); Preflight

CESSNA SECTION 4
MODEL 2088 (675 SHP)
NORMAL PROCEDURES
AUTOPILOT CHECK (KING KFC-250
- CATEGORY II)
Refer to Section 9 of this Pilot's operating handbook, STC
I
Supplement K3H, for complete information.
NOTE
When autopilot is turned on while airplane is on the ground,
the control wheel should be held to prevent ailerons from
banging stops.
PREFLIGHT
NOTE
I
Perform steps 1 thm 12 prior to each flight.
1. INVERTER Switch - SELECT 1 or 2. Required for primary flight
instruments as well as for autopilot operation. Turn OFF prior to
engine shut down.
2. AVIONICS POWER 1 Switch -ON.
3. Gyros -Allow 3-4 minutes for gyros to come up to speed.
4. All
AutopilotlFlight Director Modes - DISENGAGE or check
disengaged.
5. PRFLT TEST Button - PRESS and HOLD. All KFC-250 System
mode annunciators should illuminate, including the marker lights
on the KA-285 Mode Annunciator. In addition, the red TRlM
failure light in the annunciator panel should flash at least four but
not more than six times and be accompanied by an aural alert to
indicate correct trim monitoring.
6. MANUAL ELECTRIC TRlM -TEST as follows:
A. Actuate left side of split switch unit to the fore and aft position.
The trim wheel should not move on its own. Rotate the trim
wheel manually against the engaged clutch to check the pilot's
trim overpower capability.
B. Actuate right side of split switch unit to the fore and aft
~~1
positions. trim wheel should not move on its own and normal
.-,
trim wheel force is required to move it manually.
C. Run the manual electric trim in both the up and down
=,
directions checking the trim wheel for proper direction.
D. Depress and hold the TRlM TEST switch and run the manual
~7,
electric trim both up and down. The trim warning light will
=,
illuminate and the warning horn sound.
(Continued Next Page)
=,
-, 1 Revision 23
.-,
U.S. 4-35