B. Access
(1)
Location Zones
330 Horizontal Stabilizer (left)
340 Horizontal Stabilizer (right)
(2)
Access Panels 338AZ Horizontal Stabilizer Tank Access Door
C. Procedure
S 212-007
(1)
Do a visual examination of the lower surfaces of the horizontal stabilizer.
S 212-002
(2)
Do a visual inspection of the center section of the horizontal stabilizer and examine for these items:
(a)
Fuel leak.
(b)
Damaged skin (buckling)
(c)
Cracks
(d)
Pulled fasteners
(e)
Missing fasteners
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S 212-003
(3)
If you see a fuel leak or damage to the fuselage, continue with this procedure and do the examination of the horizontal stabilizer fuel tank.
S 212-004
(4)
If you do not see a fuel leak or damage to the fuselage, the inspection is completed.
S 212-008
(5)
Do an examination of the horizontal stabilizer fuel tank as follows:
(a)
Open the horizontal-stabilizer fuel-tank access-door. (AMM 28-11-19/401).
(b)
At the hinge rib at BL 43.5, do the visual inspections that follow: 1) Examine all stringer splices for damage. 2) Examine all rib chords for damage.
(c)
Inside the fuel tank, on the lower surface, examine the items at follow: 1) Rib chord-to-stringer attachments 2) Fasteners 3) Rib chords 4) Stringer flanges.
(d)
When the inspection is completed and all necessary work is done, close the horizontal-stabilizer fuel-tank access-door. (AMM 28-11-19/401).
TASK 05-51-20-202-016
3. Examination of the Lower Aft-Fuselage Structure
_______________________________________________
A. References
(1) AMM 05-51-39/201, Overweight Landing Condition
B. Access
(1)
Location Zones
310 Aft Fuselage (STA 2360 - 2792)
(2)
Access Panels 315A Access Door, area aft of stabilizer box compartment
C. Procedure
S 212-009
(1) Do a visual examination of the aft lower-fuselage structure, aft of body station 1480 and examine for these items:
(a) Damaged skin (buckling)
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(b) (c) (d) CracksPulled fastenersMissing fasteners
(2) S 212-014If you see damage to the fuselage, continue with this procedure and do the examination of the bulkhead at body station 2598.
(3) S 212-015If you do not see damage to the fuselage, the inspection is completed.
(4) S 012-010Open door 315A for access.
(5) S 212-011Do an examination of the bulkhead at body station 2598, as follows: (a) Do a visual check of the bulkhead web. (b) Do a visual check of the web to chord fasteners. (c) Do a visual check of the diagonal struts and attachment fasteners.
(6) S 212-012Do a visual examination of the bulkhead and examine for these items: (a) Damaged skin (buckling) (b) Cracks (c) Pulled or loose fasteners (d) Missing fasteners.
(7) S 412-013When the inspection is completed and all necessary work is done, close the access door 315A.
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