THRUSH AIRCRAFT, INC – MODEL S2R-R1340 THRUSH 600
AIRCRAFT MAINTENANCE MANUAL
Effective: 01/01/08
2-31
N: WINGS
(Continued)
Da
ily
50
hrs
100
hrs
400
hrs
3.
Check for deposits of chemicals around and
behind the wing center section and all attachment
fittings. Check closely for corrosion. Keep clean.
X
4.
Inspect the wing skins for cracks, loose rivets,
general condition of the paint, and corrosion.
X
5.
Check the spray booms attach points for security.
X
6.
Inspect the front and rear spar flanges, ribs, and
other internal structures for cracks and corrosion.
X
7.
Check the pitot line in the right wing for security
and for air leaks. Eliminate any low spots.
X
8.
Inspect the spar and spar caps for cracks and
signs of loose fasteners
See Section 11 for mandatory
inspections of this area.
9.
Inspect the wing/fuselage attach angles for signs
of cracks and corrosion.
X
10.
Inspect aft spar-to-fuselage attach bolts for
condition and torque.
X
11.
Inspect wing attach angle-to-fuselage bolts (4 per
side) for condition and torque.
X
12.
Inspect wing spar to attach angle bolts (6 per side)
for condition and torque.
X
13.
Inspect the wing splice, between the wing roots,
for cracks, loose fasteners and signs of relative
motion between parts. Pay special attention to the
lower spar caps where the splice blocks attach. It
is recommended that they be carefully inspected
with a 10 power magnifier in the area of the first
two (outbd.) bolts.
X
P: FUSELAGE FRAME
Da
ily
50
hrs
100
hrs
400
hrs
1.
Inspect the fuselage tubing for signs of corrosion
or cracks, particularly around welds and in the
hopper area.
X
2.
Check for elongated holes in the engine mount
fittings and bell crank mounts.
X
3.
Inspect main landing gear attachment fittings,
shock strut attach fittings and tail gear trunnion
fittings for security, cracks, and corrosion.
X
