Piper Aircraft Corporation Cherokee 140 PA-28-140, Service Manual

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PIPER CHEROKEE SERVICE MANUAL
01/31/08 V - SURFACE CONTROLS
2A23
4. If the left cable was removed, install the cotter pin cable guard at the pulley (10) located within
the fuselage, aft of the main spar.
5. Check rigging and adjustment per paragraph 5-12.
6. Install the access plate on the underside of the wing.
d. Replace the rear seat bottom or floor panel and the two front seats.
5-10. REMOVAL OF AILERON BELLCRANK ASSEMBLY (Refer to Figure 5-3.)
a. Remove the baggage area floor panel of PA-28-140 airplanes or the bottom half of the rear seat of
the PA-28-150, -160, -180; PA-28-235 and PA-28R airplanes.
b. Remove the access plate to the aileron bellcrank (6) located on the underside of the wing, forward
of the inboard end of the aileron.
c. Relieve tension from the aileron control cables by loosening the balance cable turnbuckle (24)
located in the opening aft of the main spar.
d. Disconnect the primary (13 or 17) and balance (18 or 19) control cables from the bellcrank
assembly by removing cotter pins, nuts, washers and bolts.
e. Disconnect the aileron control rod (7) at the aft or forward end, as desired, by removing the cotter
pin, nut, washer and bolt.
f. Remove the nut, pivot bolt (25) and washers that secure the bellcrank. The nut is visible from the
underside of the wing.
g. Remove the bellcrank from within the wing.
5-11. INSTALLATION OF AILERON BELLCRANK ASSEMBLY. (Refer to Figure 5-3.)
a. Ascertain that the bellcrank pivot bushing (26) is lubricated and install in the torque tube portion of
the bellcrank (6).
b. Place the bellcrank in position in the wing with a washer located between each end of the torque
tube and the mounting brackets.
c. Install the bellcrank pivot bolt (25) with the head up. Install a washer and nut on the bolt, and torque
nut within 20 to 25 inch-pounds. Check that the bellcrank rotates freely with little up-down play.
d. Install and adjust control rod (7) and check aileron travel per paragraph 5-12.
e. Connect the ends of the primary (13 or 17) and balance (18 or 19) control cables to the bellcrank
using bolts, washers, nuts and cotter pins. Allow the cable ends to rotate freely on the bellcrank.
f. Tighten the control cables at the balance cable turnbuckle (24) in the floor opening aft of the main
spar. Check cable tension per paragraph 5-12.
g. Install the access plate on the underside of the wing and replace the floor panel or rear seat bottom.