(a)
If an unusual maneuver or severe or unusual buffet condition occurs in flight, do the procedure "Examine the Airplane Structure" in this section. 1) Also do this inspection if an unusual vibration occurs in
flight.
(b)
If a stall occurs after the initial buffet or stick shaker condition, do the step that follows: 1) Do the procedure "Examine Airplane Structure After Stall
(Beyond Initial Buffet or Stick Shaker)" in this section.
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(3) The data that follows applies to airplane speeds more than the design speeds:
(a) The maximum design speed of the airplane for usual flight operation is the Maximum Operating Limit Speed.
NOTE: The Maximum Operating Limit Speed is found in Section 1,
LIMITATIONS of the airplane Flight Manual.
1) The aural warning horn will operate at this speed condition.
(b) If the airplane speed is 20 knots more than the Maximum Operating Limit Speed (20 knots above Vmo or 0.02 mach above Mmo) do the "Examine the Airplane Structure" procedure in this section.
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(4) When the conditional inspection tells you to "examine" a component, look for these conditions (replace or repair components, if it is necessary).
(a)
Cracks
(b)
Pulled apart structure
(c)
Loose paint (paint flakes)
(d)
Twisted parts (distortion)
(e)
Bent components
(f)
Wrinkles or buckles in the structure
(g)
Fastener holes that became larger or longer
(h)
Loose fasteners
(i)
Fasteners that have pulled out or are missing
(j)
Delaminations (a component with one or more layers pulled apart)
(k)
Parts that are not aligned correctly
(l)
Fiber breakouts
(m)
Misalignment
(n)
Interference (clearance that is not sufficient between the parts)
(o)
Discoloration (heat damage)
(p)
Nicks or gouges
(q)
Other signs of damage.
(r)
Signs of bushing/fastener migration/rotation including cracked or broken sealant/paint.
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(5) When the conditional inspection tells you to "examine" a fuse pin, use one of the following inspection methods:
(a) Fuse pin inner diameter distortion inspection, method number 1. 1) Access the fuse pin that is to be inspected.
a) Remove all strut panels and doors, and open the nacelle cowlings (AMM 54-52-01/601).
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2) Remove the bolt that goes through the fuse pin and the end caps of the fuse pin that is going to be inspected. 3) Clean the grease away from the inner diameter of the fuse pin.
4) Use a straightedge or an equivalent device and look for distortion of the inner diameter of the fuse pin. a) If you find damage in the upper link fuse pin, do the
same inspection for the diagonal brace fuse pin (aft pin).
(b)
Fuse pin joint rotation inspection, method number 2. 1) Remove the load from the joint that has the fuse pin to be inspected. 2) Access the fuse pin that is to be inspected. a) Remove all strut panels and doors, and open the nacelle cowlings (AMM 54-52-01/601).
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