Piper Arrow IV, Maintenance Manual

Page: 256 / 752

14. Remove the trim side panels, if desired.
15. Rotate the rudder pedal bar assembly toward the cabin door far enough to pull the right pedal bar out.
Rotate the remaining assembly to the left and remove the assembly from the aircraft. Note the spacers and
washers on each end and between the support blocks.
INSTALLATION OF RUDDER AND STEERING PEDAL ASSEMBLY. (Refer to Figure 27-7.)
1. Assemble the torque tube assembly as shown in Figure 27-1. Do not at this time install the two bolts
through the center of the tube assembly.
2. Place the upper support blocks on the ends of the torque tube assembly. Note that a washer is required
on each end of the tube.
3. Position the support blocks on their mounting brackets at each side of the fuselage and secure with
bolts, washers and nuts. Note that a bushing is required in the bolt holes of the upper support block, a plate on
top of the upper block, between the upper and lower blocks and under the block mounting bracket.
4. Align the bolt holes in the center area of the torque tube assembly, install bolts, washers and nuts and
tighten.
5. Position the torque tube support bracket on the floor tunnel and secure with bolts.
6. Position the vee brace(s) on the torque tube, install the strap bracket around the torque tube and brace
and secure with bolts, washers and nuts.
7. Check that the rod end on the clevis rod is adjusted to give a dimension of 7.94 inches between hole
centers.
8. Connect the ends of the brake cylinder rods and clevis rods to the idler arms and secure with clevis and
cotter pins.
9. Connect the steering rods to the rudder pedals and secure with bolts and nuts. Check steering rod
adjustment per Alignment of Nose Gear, Chapter 32.
10. Connect the rudder trim to the arm of the torque tube and secure with bolt, washer, nut and cotter pin.
A thin washer is installed under the nut which is tightened only finger tight.
11. Connect the ends of the rudder control cables to the arms provided on the torque tube and secure with
bolts, washers, nuts and cotter pins. Allow the ends free to rotate.
12. Swing the tee bar into place and secure with attachment bolts, washers and nuts. Insert bolts through
each side of the floor tunnel. (See Figure 27-1.)
13. Connect the stabilator control cables to the lower end of the tee bar with bolt, washer and nut, and
secure with cotter pin. (See Figure 27-1.) Allow the cable ends to rotate freely.
14. Set rudder cable tension and check rigging and adjustment per Rigging and Adjustment of Rudder
Controls.
15. Set stabilator cable tension and check rigging and adjustment per Rigging and Adjustment of
Stabilator Controls.
16. Check aileron cable tension.
17. Check safety of bolt and turnbuckles.
18. Install the floor tunnel plate and secure with screws. Fasten the tunnel carpet in place.
19. Install the rudder trim cover and control knob.
20. Install the access to the aft section of the fuselage.
27 - 20 - 02
Page - 27-21
Reissued: August 17, 1982
1K16
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL