Adjustment (Correcting Wing-Heavy Condition); Wing Struts - Cessna T182 Series Service Manual

MODEL 182 & T182 SERIES SERVICE MANUAL
4-6. INSTALLATION. c. Tighten nut and reinstall fairing strip.
a. Hold wing in position and install bolts, bushings,
d
Test-fly the aircraft. If the "wing-heavy"
washers and nuts attaching wing spars to fuselage condition still exists, remove fairing strip on the
fittings. Be sure eccentric bushings are positioned "lighter" wing, loosen nut, and rotate bushings
as marked. simultaneously until the bushings are positioned with
b. Install bolts, spacers and nuts to secure upper the thick side of the eccentrics down. This will raise
and lower ends of wing strut to wing and fuselage fit- the trailing edge of the wing, thus increasing "wing-
1. Electric wires at wing root disconnects. 4-8. WING STRUTS.
(See figure 4-2 )
2.
Fuel lines at wing root.
(Observe
tions outined in Section 12). 4-9. DESCRIPTION. Each wing has a single lift
3. Pitot line (if left wing is being installed.) strut which transmits a part of the wing load to the
4. Cabin ventilator hose at wing root
lower portion of te fuselage. The strut consists of
.
Rig aileron system (Section 6). a streamlined tube riveted to two end fittings for
f. Rig flap system (Section 7). attachment at the fuselage and wing.
g.
Refill wing fuel cell and check for leaks.
(Observe precautions outlined in Section 12). 4-10. REMOVAL AND INSTALLATION.
h. Check operation of wing tip lights and landing
a. Remove screws from strut fairings and slide
and taxi lights. fairings along strut.
i. Check operation of fuel quantity indicator. Remove fuselage and wing inspection plates at
j. Seal all openings common to fuselage root rib
strut junction points
f. Rig flap system (Section 7).
and adjacent to fuel cell with cloth backed waterproof
securely, then remove nut and bolt
tape Tapes recommended for usage are; Polyken securing strut to fuselage.
224, 230 or 231. Permacel P-69, P-670 or P-672,
d. Remove nut, bolt and spacer used to attach strut
or Tuck 92T.
to wing, then remove strut from aircraft.
e. Reverse preceding steps to install strut.
Be sure to insert soundproofing panel in wing 4-11. REPAIR
before replacing wing root fairings. ings, the following applies.
1. If groove exceeds . 010 inch in depth and is
k. Install wing root fairings.less than .75 inch from a rivet center, the strut
1. Install all wing inspection plates, interior panels should be replaced.
and upholstery. 2. If groove exceeds .025 inch in depth and is
more than .75 inch from a rivet center, the strut
4-7. ADJUSTMENT (CORRECTING "WING-HEAVY"
should be replaced.
CONDITION). 3. If groove depth is less than . 025 inch and is
(See figure 4-1.) If considerable control wheel more than .75 inch from a rivet center, strut should
pressure is required to keep the wings level in nor-
be repaired by tapering gradually to the original sur-
mal flight, a "wing-heavy" condition exists. face and burnishing out to a smooth finish. The local
a. Remove wing fairing strip on the "wing-heavy" area should be checked with dye penetrant to ensure
side of the aircraft.
that no crack has developed.
b. Loosen nut (7) and rotate bushings (5) simulta-
b. The following applies to wing struts with grooves
neously until the bushings are positioned with theworn
in the lower trailing edge. This type damage
thick sides of the eccentrics up. This will lower the can occur after extensive cabin door usage with a
trailing edge of the wing and decrease in
ness" by increasing the angle-of-incidence of the the door to bang against the aft edge of the strut at the
wing.
lower end.
Be sure to rotate the eccentric bushings Struts with a groove deeper than 5 of the
simultaneously. Rotating them separatelyoriginal
material thickness should be re-
will destroy the alignment between theplaced.
Lesser damage may be repaired
off-center bolt holes in the bushings, thus as follows:
exerting a shearing force on the bolt, with
possible damage to the hole in the wing spar
fitting.
4-4 Revision