Piper Warrior III - VERTICAL STABILIZER; VERTICAL FIN; REMOVAL; INSTALLATION

PIPER AIRCRAFT, INC.
PA-28-161, WARRIOR III
MAINTENANCE MANUAL
PAGE 1
Nov 30/06
4F13
55-30-00
VERTICAL STABILIZER
1. Vertical Fin (Refer to 55-00-00, Figure 1.)
A. Removal
(1) Remove the screws from the upper and lower tail cone fairing, the fin tip cover and the fairing
at the forward base of the fin.
(2) Remove the rudder per instructions given in 55-40-00.
(3) Disconnect the leads from the antenna terminals (optional) and attach a line to the leads to
assist in reinstallation.
(4) Disconnect the wire antenna (optional) if installed that attaches to the leading edge of the fin.
(5) Disconnect the positive lead to the rotating beacon (optional) if installed and attach a line prior
to removal. Disconnect the ground lead by removing the attachment screw.
(6) Remove the stabilator trim assembly and aft trim cable in accordance with Stabilator Trim
Controls - Aft Assembly - Removal, 27-30-00.
(7) Remove the bolt and washer that attaches the leading edge of the fin to the fuselage.
(8) Remove the nuts, washers and bolts that secure the fin spar to the aft bulkhead and remove
the vertical fin.
B. Installation
(1) Insert the vertical fin into position and install the bolts, washers and nuts that secure the fin
spar to the aft bulkhead. Torque as shown in Figure 1, 55-00-00.
(2) Install the bolt and washer that attaches the leading edge of the fin to the fuselage. Torque as
shown in Figure 1, 55-00-00.
(3) Install the stabilator trim assembly and aft trim cable per instructions given in Stabilator Trim
Controls - Aft Assembly - Installation, 27-30-00.
(4) Install the rudder per 55-40-00.
(5) Pull the electrical and antenna leads through the vertical fin with the line that was attached.
(6) Connect the antenna leads to the proper terminals and secure with washers and nuts.
(7) Connect the electrical leads at the disconnects and insulate.
(8) Rig and adjust the rudder and trim control cables as given in 27-20-00.
(9) Check the operation of the radios and electrical lights.
(10) Replace all fairings and access plates, and secure with attaching screws.