Piper COMANCHE PA-24-180 Service Manual page 104

PIPER COMANCHE SERVICE MANUAL
NOTE
When torquing various assemblies standard torque values are to be used
as found in Section II of this manual or FAA Advisory Circular
43.13-1A. unless otherwise stated in this manual.
The disassembly, assembly, and rigging of component parts to the various control surfaces can be
found in Section V of this manual
4-2. Description. The structures
of the PA-24 are of sheet aluminum, completely primed with zinc
chromate and covered with acrylic lacquer on the exterior surfaces.
The fuselage is an all metal semi-monocoque construction comprised of bulkheads, stringers, stiffeners
and longitudinal beams to which the outer skin is riveted.
Each wing airfoil section is a full cantilever laminar flow type. The full length beam type main spar is
joined with high strengh butt fittings in the center of the fuselage, making in effect a continuous main
spar.
The all metal empennage group is a full cantilever design consisting of a verical fin. rudder, and
stabilator with a trim cab. The stabilator and vertical fin have two channel main spars running full length.
The stabilator is attached to the fuselage by a torque tube supported by bearing blocks.
4-3. Removal.
4-4. Removal Of Wing Assembly. The major subassemblies of the wing may be removed individually or the
wing may be removed as a unit. To remove the wing, a fuselage supporting cradle is required, also a wing
support.
4-5. Removal Of Wing Tip.
a
Remove the screws holding the wing tip o the wing.
b.
Pull the wing tip far enough off to disconnect the navigation light wire at the quick-disconnect
fitting; then remove the wing tip.
4-6. Removal Of Landing Light And Housing.
a. Remove wing tip.
b.
Remove the sheet metal screws from the landing Light window assembly (1 Figure 4.1.)
c Remove the machine screws and clamps (2) holding the lamp (3).
d.
Pull the lamp forward and remove the electrical leads (4) from rear of the lamp; then remove the
clamp.
e.
To disasemble the landing light housing, remove the screws located in the corner of the hounng.
f.
Make sure that the electrical leads to the lamp are disconnected pnor to removal and that the lamp
is not dropped when the front clamp and rear bracket are separated.
STRUCTURE
ISSUED: 8/18/72
E8