Piper PA-24 Comanche, Service Manual

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PIPER COMANCHE SERVICE MANUAL
IV - STRUCTURES 04/01/09
1E16
4-31.
Heated Pitot Tube.
A. Connect the quick-disconnect fitting on the wire for the heated pitot tube to the associated wing wires.
B. Attach the heated pitot tube assembly to the pitot tube mounting mast on the bottom skin of the left
wing panel.
4-32.
Installation Of Empennage.
4-33.
Installation Of Fin.
A. Position the fin on the top of the fuselage aft section and align the holes in the front attachment
plate with the holes in the front attachment plate on the fuselage. Align the holes in the rear
mounting bracket of the fin with the holes in the rear attachment plate on the fuselage.
B. Install the bolts and screws on the forward attachment plate and on the rear mounting bracket of the
fin assembly.
C. Install the receiver antenna in the fin tip if the radio equipment is installed in the airplane.
D. Connect the receiver coaxial cable to the root of the fin assembly if the receiver antenna is installed
on the fin.
E. Connect the overhead sensing antenna between the fin assembly and the insulator on the top of the
fuselage center section.
NOTE: The fin should be vertical and in line with the centerline of the fuselage.
4-34.
Installation Of Rudder.
WARNING: ALL RUDDERS THAT HAVE BEEN REPLACED OR REPAINTED MUST BE
BALANCED BEFORE INSTALLATION PER INSTRUCTIONS IN BALANCING,
PARAGRAPH 4-51.
CAUTION: RUDDER SKINS MUST BE REPLACED IF THEY SUSTAIN DAMAGE OR EXHIBIT
CRACKS.
A. Align the two hinge brackets on the rudder with the hinges on the rear spar of the fin and install the
two hinge bolts.
B. Connect the rudder horn to the rudder hinge bracket on the fuselage with a clevis bolt.
C. Connect the two rudder control cables to the rudder horn with clevis bolts.
NOTE: In the event that the lower rudder attachment bracket is ever removed or replaced, install
the four attachment bolts with the heads toward the front of the aircraft.
4-35.
Installation Of Stabilator.
WARNING: IF THE STABILATOR HAS BEEN REPLACED OR REPAINTED; OR THE TRIM TAB
HAS BEEN REPLACED OR REPAINTED; THE STABILATOR MUST BE BALANCED
BEFORE INSTALLATION. SEE PARAGRAPH 4-50.
CAUTION: STABILATOR SKINS MUST BE REPLACED IF THEY SUSTAIN DAMAGE OR
EXHIBIT CRACKS.
A. Slip the left stabilator on the stabilator torque tube and align two holes in the stabilator with holes in
the torque tube.
B. Secure the stabilator with two bolts and torque 30-40 in.-lbs. (PA-24, PA-24-250/260) or 60-80 in.-
lbs. (PA-24-400).