Piper Arrow IV, Maintenance Manual

Page: 525 / 752

ATTACH FITTINGS.
REMOVAL OF WING. (Refer to Figure 57-1.)
1. Close the fuel valve and drain the fuel from the wing to be removed . (Refer to Draining Fuel System,
Chapter 12.)
2. Drain the brake lines and reservoir. (Refer to Draining Brake System, Chapter 12.)
3. Remove the access plate at the wing butt rib and wing inspection panels. (Refer to Access Plates and
Panels, Chapter 6.)
4. Remove the front and back seats from the airplane.
5. Expose the spar box and remove the cockpit side trim panel assembly that corresponds with the wing
being removed.
6. Place the airplane on jacks. (Refer to Jacking, Chapter 7.)
—NOTE—
To help facilitate reinstallation of control cables, and fuel and
hydraulic lines, mark cable and line ends in some identifying
manner and attach a line where applicable to cables before
drawing them through the fuselage or wing.
7. Disconnect the aileron balance and control cables at the turnbuckles that are located within the
fuselage aft of the spar.
8. If the left wing is being removed, remove the cotter pin from the pulley bracket assembly to allow the
left aileron balance cable end to pass between the pulley and bracket.
9. Disconnect the flap from the torque tube by extending the flap to its fullest degree, and removing the
bolt and bushing from the bearing at the aft end of the control rod.
10. Disconnect the fuel line at the fitting located aft of the spar at the wing butt line.
—CAUTION—
To prevent damage or contamination of fuel, hydraulic and
miscellaneous lines, place a protective cover over the line fittings
and ends.
11. Remove the clamps necessary to release the electrical harness assembly. Disconnect the leads from the
terminal strip assembly by removing the cover, and appropriate nuts and washers.
12. With the appropriate trim panel removed, disconnect the hydraulic brake line at the fitting located
within the cockpit at the leading edge of the wing.
13. If the left wing is being removed, it will be necessary to disconnect the pitot and static tubes at the
elbows located within the cockpit at the wing butt line.
14. Arrange a suitable fuselage cradle and supports for both wings.
15. Remove the wing jacks.
16. Remove the front and rear spar nuts, washers and bolts.
17. Remove the eighteen main spar bolts.
18. Slowly remove the wing being certain that all electrical leads, cables and lines are disconnected.
57-40-01
Page 57-05
Revised: February 23, 1979
2K6
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL