Access:  Defuel and purge tanks (S3051, S4051). Remove lower wing access panels 7202, 7204, 7402, 7404, and inspar rib access panels* 7224, 7226, 7424, 7426.
* Do NOT remove more than one panel per rib unless engine is removed.
Zone(s): 305,405.

8.1   WING SSI INFORMATION D6-82669 Original

(2) Skin
(External) From Direction 2, using visual inspection methods.

Access: Remove small access plates 5757, 5857 and aft strut fairing panels 5742, 5842. Zone(s): 300, 400, 508, 608.
III.  INSPECTION OPTIONS - DTR CHECK FORM W-25C From WBL 183 to WBL 304.
(1)
Stringer (Internal) From Direction 1, using visual inspection methods. Access: Defuel and purge tanks (S3051, S4051).  Remove lower wing access panels 7205, 7206, 7207,

7208, 7405, 7406, 7407, 7408.
Zone(s): 305, 405.

(2)
Skin
(External) From Direction 2, using visual inspection methods.

Access: Remove small access plates 5758, 5858 and aft strut fairing panels 5752, 5852. Zone(s): 300, 400, 508, 608
IV.  INSPECTION OPTIONS - DTR CHECK FORM W-25D At WBL 254, under flap track fairing.
(1)
Stringer
(Internal) From Direction 1, using visual inspection methods.

Access: Defuel and purge tanks (S3051, S4051).  Remove lower wing access panels 7207, 7407. Zone(s): 305, 405.

(2)
Skin
(External) From Direction 2, using visual inspection methods.

Access: Remove flap track fairing.
Zone(s): 300, 400.

Original  D6-82669 8.1 WING SSI INFORMATION

V.  INSPECTION OPTIONS - DTR CHECK FORM W-25E Stringer 8 at WBL 183.4 and WBL 198.6, at nacelle fittings.
(1) Stringer (Internal) From Direction 1, using visual inspection methods.
Access:  Defuel and purge tanks (S3051, S4051). Remove lower wing access panels 7204, 7404, and 
inspar rib access panels* 7224 or 7225, 7424 or 7425. 
* Do NOT remove more than one panel per rib unless engine is removed. 
Zone(s):  305, 405. 
(2) Skin 

(External) From Direction 2, using visual inspection methods.
Access:  Remove small access plates 5757, 5758, 5857, 5858 and aft strut fairing panels 5742, 5743, 5751, 5752, 5753, 5769, 5842, 5843, 5851, 5852, 5853, 5869.
Zone(s):  300, 400, 508, 608.
VI.  INSPECTION OPTIONS - DTR CHECK FORM W-25F Stringers 6 and 8 at WBL 191.00, common to the nacelle aft drag fitting.
(1) Stringer (Internal) From Direction 1, using visual inspection methods.
Access:  Defuel and purge tanks (S3051, S4051). Remove lower wing access panels 7204, 7404, and inspar rib access panels* 7224 or 7225, 7424 or 7425.
* Do NOT remove more than one panel per rib unless engine is removed. Zone(s): 305, 405.
(2)
Skin (Internal) From Direction 2, using visual inspection methods.
　
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本文鏈接地址：737-300/400/500 補充結構檢查文件 SUPPLEMENTAL STRUCTURAL INSPECTION DOCUMENT 1(40)