3.0 elapsed hours and 3.0 manhours are required to accomplish this inspection.
Access: Remove strut panels.
Zone(s): 300, 400.
III. INSPECTION OPTIONS - DTR CHECK FORM W-17C
Rear spar lower chord at ribs and/or internal fitting locations: WBL 92.5, 103, 135.5, 183.4, 198.6, 227.0, and 279.25.
(1)
Spar Lower Chord and Web
(Internal) From Direction 2, using visual inspection methods.
Access: Raise spoilers (S3002), extend trailing flaps (S3003). Remove access panels 8401, 8501. Zone(s): 307, 407, 308, 408, 309, 409.
(2)
Spar Chord
(External) From Direction 3, using LFEC (Ref. NDT Manual D6-37239, Part 6, 57-10-25).
3.0 elapsed hours and 3.0 manhours are required to accomplish this inspection.
Access: Remove strut panels.
Zone(s): 300, 400.
Original D6-82669 8.1 WING SSI INFORMATION
IV. INSPECTION OPTIONS - DTR CHECK FORM W-17D
Rear spar lower chord at locations with both ribs and external fittings: WBL 114.0 (RSS 179.0), WBL 157.0 (RSS 224.0), and WBL 254.0 (RSS 324.0).
(1) Spar Chord (External) From Direction 3, using LFEC (Ref. NDT Manual D6-37239, Part 6, 57-10-26).
0.5 elapsed hours and 0.5 manhours are required to accomplish this inspection.
Access: None required.
Zone(s): 300, 400.
8.1 WING SSI INFORMATION D6-82669 Original
Original D6-82669 8.1 WING SSI INFORMATION
8.1 WING SSI INFORMATION D6-82669 Original
D6-82669 8.1 WING SSI INFORMATION
Original 8.1 WING SSI INFORMATION D6-82669
Original
N75783
W-19 - WING FRONT SPAR LOWER CHORD, WEB AND SKIN
Original D6-82669 8.1 WING SSI INFORMATION
W-19 INSPECTION INSTRUCTIONS REFERENCES ACCESS MANHOURS
MPD CPCP OTHERS INSP MHRS ELPSD
TITLE: WING FRONT SPAR LOWER CHORD, WEB AND SKIN S57-14-B S57-34-B S54-06-A C57-300-01 C57-305-01 C54-507-02
I. INSPECTION OPTIONS - DTR CHECK FORM W-19A Front spar lower chord from WBL 114 to BL 355, except as covered by W-19B.
(1) Skin
(External) From Direction 2, at fastener locations common to the front spar lower chord, using visual inspection methods.
Access: Remove small access plates 5757, 5758, 5857, 5858 and aft strut fairing panels 5742, 5752, 5842, 5852.
Zone(s): 300, 400, 508, 608.
II. INSPECTION OPTIONS - DTR CHECK FORM W-19B
Front spar, lower chord at locations where the skin is hidden by the nacelle fittings: WBL 183.4, 191,
and 198.6.
(1) Skin
(Internal) From Direction 1, at fastener locations common to the skin and spar chord in areas where the skin is hidden by the nacelle fittings, using HFEC (Ref. NDT Manual D6-37239, Part 6, 57-10-24).
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本文链接地址：737-300/400/500 补充结构检查文件 SUPPLEMENTAL STRUCTURAL INSPECTION DOCUMENT 1(37)
