Piper Malibu PA-46-310P Pilot Operating Handbook page 328

SECTION9
SUPPLEMENT 1
PIPER AIRCRAFT CORPORATION
PA-46-310P, MALIBU
(4) MANUAL ELECTRIC TRIM - TEST as follows:
a. Actuate left side of split switch unit to the fore and aft
positions. The trim wheel should not move on its own.
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 AP DISC/fRIM
INTER switch down and hold.
Manual Electric Trim should not operate either nose up or
nose down.
(5) FLIGHT DIRECTOR (KFC 150 ONLY) - ENGAGE by
pressing FD or CWS button.
(6) AUTOPILOT/YAW DAMPER - ENGAGE by pressing AP
ENG button.
(7) CONTROL WHEEL - HOLD to keep from moving. Use the
vertical trim switch on the Mode Controller to command a pitch
UP.
Observe that the autotrim runs in the nose up direction after
approximately four seconds. Depress and hold control wheel
steering switch (CWS) and verify that autotrim s tops; then
release vertical trim and CWS switches. Use the vertical trim
switch on the Mode Controller to command a pitch DN. Observe
that the autotrim runs in the nose down direction after
approximately four seconds. Release Mode Controller vertical
trim switch and control wheel.
(8) CONTROL WHEEL - MOVE fore, aft, left and right to ve rify
that the autopilot and yaw damper can be overpowered.
(9) AP DISC/TRIM INTER Switch - PRESS. Verify that the
autopilot and yaw damper disconnects and all flight director
modes are cancelled.
NOTE
If any function
of the autopilot does not pass the
preflight test pull the autopilot circuit breaker.
Manual electric trim may not
be used.
(10) TRIM - SET to take off position.
(b) AUTOPILOT OPERATION
(1) Before takeoff
a.
AP DISC/TRIM INTER Switch
- PRESS.
b. TRIM - SET to takeoff position.
REPORT: VB-1200
9-6, 4
of32
ISSUED: JANUARY 11, 1984
REVISED: OCTOBER 14, 1991