737-300/400/500 补充结构检查文件 SUPPLEMENTAL STRUCTURAL INSPECTION DOCUMENT 1(76)

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MPD  CPCP  OTHERS  INSP  MHRS  ELPSD 
TITLE:  FIN REAR SPAR CHORD, WEB AND SKIN  S55-12-B S55-12-C  C55-700-10 C55-706-10 C55-706-20  I.(1) II.(1)  6.0 8.0  2.5 3.5 

I.  INSPECTION OPTIONS - DTR CHECK FORM E-4A From Fin Station 91.0 to Fin Station 232.4 (except at rib intersections)
(1)
Chords and Web
(Internal) From Direction 1, including fastener locations, using visual inspection methods.

Access: Remove Access Panels 9513, 9514, 9515, 9516, 9517, 9518, 9519, 9525 and 9526. Zone(s): 706.

(2)
Rear Spar Chord

(External) From Direction 3, at specified locations, using HFEC (Ref. NDT Manual D6-37239, Part 6, 55-30-01). 1.0 elapsed hour and 1.0 manhour are required to accomplish this inspection.
Access: None required.
Zone(s): 700.
(3) Rear Spar Chord and Skin
(External) From Direction 4, including fastener locations, using visual inspection methods.

Access: None required.
Zone(s): 700.
 

　
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