SUBTASK 53-05-02-250-036
(2) Do a Low Frequency Eddy Current inspection of the forward and aft edge frame inner chords
between S-17 and S-19.
See Doc D626A001-DTR, DTR check form 53-30-08-5 for alternative inspections.
The NDI method(s) necessary to accomplish the intent of this inspection is contained in the
737 Nondestructive Test Manual (D6-37239). The inspection procedures are contained in Part
6, Subject 53-10-80.
SUBTASK 53-05-02-410-049
(3) Close this access door:
Number Name/Location
821 Forward Cargo Door
END OF TASK
TASK 53-05-02-250-837
56. INTERNAL - SPECIAL DETAILED: FORWARD CARGO DOOR SURROUND STRUCTURE
NOTE: This procedure is a scheduled maintenance task.
A. Location Zones
Zone Area
122 Forward Cargo Compartment - Right
124 Forward Cargo Compartment - Right
B. Access Panels
Number Name/Location
821 Forward Cargo Door
C. Inspection
SUBTASK 53-05-02-010-052
(1) Open this access door:
Number Name/Location
821 Forward Cargo Door
SUBTASK 53-05-02-250-037
(2) Do a High Frequency Eddy Current inspection of the bearstrap for two inches on each side of
stringer S-24R at STA 440 and STA 492.4.
See Doc D626A001-DTR, DTR check form 53-30-08-6 for alternative inspections.
The NDI method(s) necessary to accomplish the intent of this inspection is contained in the
737 Nondestructive Test Manual (D6-37239). The inspection procedures are contained in Part
6, Subject 53-10-91.
SUBTASK 53-05-02-410-050
(3) Close this access door:
Number Name/Location
821 Forward Cargo Door
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-05-02
Page 230
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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