Boeing 737-600 - Task 53-05-02-250-859 - INTERNAL - SPECIAL DETAILED: MAIN LANDING GEAR SUPPORT FRAME, STA 716; Subtask 53-05-02-250-059; Task 53-05-02-250-860 - INTERNAL - SPECIAL DETAILED: MAIN LANDING GEAR SUPPORT FRAME, STA 716; Subtask 53-05-02-250-060

TASK 53-05-02-250-859
90. INTERNAL - SPECIAL DETAILED: MAIN LANDING GEAR SUPPORT FRAME, STA 716
NOTE: This procedure is a scheduled maintenance task.
A. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Left
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Right
241 Aft Passenger Compartment - Station 663.75 to Aft Pressure Bulkhead - Left
242 Aft Passenger Compartment - Station 663.75 to Aft Pressure Bulkhead - Right
B. Inspection
NOTE: Remove and/or displace passenger cabin sidewall air grilles, floor panels and insulation
blankets as required to perform the inspection.
SUBTASK 53-05-02-250-059
(1) Do a High Frequency Eddy Current inspection on the web of the stub beam around the
fasteners common to the floor clip.
See Doc. D626A001-DTR, DTR check form 53-40-19-3 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, Section 53-11-09.
END OF TASK
TASK 53-05-02-250-860
91. INTERNAL - SPECIAL DETAILED: MAIN LANDING GEAR SUPPORT FRAME, STA 716
NOTE: This procedure is a scheduled maintenance task.
A. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Left
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Right
241 Aft Passenger Compartment - Station 663.75 to Aft Pressure Bulkhead - Left
242 Aft Passenger Compartment - Station 663.75 to Aft Pressure Bulkhead - Right
B. Inspection
NOTE: Remove and/or displace passenger cabin sidewall air grilles, floor panels and insulation
blankets as required to perform the inspection.
SUBTASK 53-05-02-250-060
(1) Do a High Frequency Eddy Current inspection on the upper side of the upper flange on both
the forward and aft sides from BL 45.5 to BL 64.6 on both the right and left sides.
See Doc. D626A001-DTR, DTR check form 53-40-19-3a 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, Section 53-11-09.
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-05-02
Page 251
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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