Arrow PA-28R-201 Pilot's Operating Handbook And Faa Approved Airplane Flight Manual page 266

SECTION 9
SUPPLEMENT
7
PIPER AIRCRAFT CORPORATION
PA-28R-201, ARROW
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.
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 AP DISC/TRIM INTER switchdownand hold.
Manual Electric Trim should not operate either nose up or
nose down.
S. FLIGHT DIRECTOR (KFC 150 ONLY) - ENGAGE by
pressing FD or CWS button.
6. AP ENG Button - Press to engage autopilot.
7. CONTROL WHEEL - MOVE fore. aft. left and right to verify
that the autopilot can be overpowered.
8. AP DISC/TRIM INTER Switch - PRESS. Verify that the
autopilot disconnects and all !light director modes are
cancelled.
9. TRIM - SET to take off position.
B. AUTOPILOT OPERATION
I.
Before takeoff
a. AP DISC/TRIM INTER Switch - PRESS.
2. In!light Autopilot Engagement
a. FD Mode Selector Button (KFC 150 Only) - PRESS.
b. AP ENG Button - PRESS. Note AP annunciator on. Ifno
other modes are selected the autopilot will operate in wings
level and pitch attitude hold.
CAUTION
Do not help the autopilot as the autopilot will
run the pitch trim to oppose your help.
l
Climb or Descent
a. Using CWS (
( I) CWS Button - PR ESS and MOVE aircraft nose to the
desired attitude.
(2) CWS Button - RELEASE. Autopilot will maintain
aircraft pitch attitude up to the pitch limits of
+
I S° or
_10° .
REPORT: VB- 1365
ISSUED: SEPTEMBER IS, 1988
9-58, 4
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