Cessna 208B - Page 130

SECTION 4 CESSNA
NORMAL PROCEDURES
MODEL
2088 (675 SHP)
1 AUTOPILOT CHECK (KING KAP-150) (Continued)
3. PREFLIGHT TEST Button - PRESS momentarily and NOTE:
A. All annunciator lights on (TRIM annunciator flashing).
B. All legends and digits are displayed on the KAS-297B Vertical
Speed and Altitude Selector (Optional).
C. After approximately
5 seconds, all annunciator lights off except
AP, which will flash approximately 12 times and then remain
off.
NOTE
If trim warning light stays on, the autotrim did not pass the
preflight test. The autopilot circuit breaker should be pulled
(the autopilot and manual electric trim will be inoperative).
4. Manual Electric Trim - TEST as follows:
A. Actuate lefl side of split switch unit to the fore and aft positions.
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
positions. The trim wheel should not move on its own and
normal trim wheel force is required to move it manually.
C. Press the
AfP DISC/TRIM INTER switch down and hold.
Manual electric trim should not operate either nose up or nose
down.
5. Autopilot
- ENGAGE by pressing AP ENG button.
6. Yaw Damper (Optional)
- ENGAGE by pressing YAW DAMP
switch button.
7. Flight Controls
- MOVE fore, aft, left, and right to verify that the
autopilot/yaw damper can be overpowered.
8.
A/P DlSCiTRlM INTER Switch - PRESS. Verify that the autopilot
and yaw damper (optional) disconnects and all flight director
modes are canceled.
9. TRIM - SET to takeoff position.
(Continued Next Page)
Revision 23