Piper Cherokee LANCE, Service Manual

Page: 90 / 854

PIPER CHEROKEE SIX / LANCE SERVICE MANUAL
IV - STRUCTURES 03/27/08
1E6
4-7. WING.
a. Removal:
1. Disconnect battery.
2. Completely drain fuel system.
3. Completely drain brake lines and reservoir.
4. In PA-32Rs, drain hydraulic lines by separating lines at the main landing gear actuators.
5. Remove access plates and wing to fuselage seals at wing butt rib.
6. Remove seats forward and aft of spar carrythrough.
7. Remove seatboard (if applicable), spar carrythrough carpet and left and right interior side
panels aft and forward of the spar carrythrough.
8. Place aircraft on jacks.
NOTE: To facilitate reinstallation of control cables, fuel and hydraulic lines, mark cable and
line ends and/or attach a line where applicable to cables before drawing them through
fuselage or wing.
9. Disconnect aileron balance and control cables at turnbuckles within fuselage aft of spar or at
bellcranks in wing as applicable.
10. Remove cotter pins and/or cable guards from pulley bracket assemblies to allow cable ends to
pass between pulleys and brackets.
11. Disconnect flaps from the torque tube by fully lowering flaps and removing the bolt and
bushing from the bearing at the aft end of the control rod.
CAUTION: TO PREVENT DAMAGE AND CONTAMINATION OF FUEL, HYDRAULIC
AND OTHER LINES, CAP OR PLUG ALL LINE ENDS WHICH ARE
SEPARATED DURING WING REMOVAL.
12. Disconnect fuel lines at fittings located at or near the wing butt line.
13. Remove clamps and/or ties as required to release the electrical harness assembly . Disconnect
applicable electrical leads from the terminal strip assembly, (located on the aft spar frame, left
side within the fuselage), by removing cover and appropriate nuts and washers.
14. Access brake line fittings by removing lower forward air vent assemblies, if applicable.
15. Disconnect brake lines at fittings located within the cockpit at the leading edge of the wing on
the left and right sides.
16. In PA-32Rs, disconnect hydraulic lines within the cockpit aft of the spar carrythrough.
17. On the left side it will be necessary to disconnect the pitot tubes within the cockpit at the wing
butt line.
18. Arrange a suitable fuselage cradle and supports for both wings.
19. Remove wing jacks.
20. Remove the front and rear spar to fuselage attach nuts, washers and bolts, discard nuts. (Note
number and position of washers at each attach point for reinstallation.)