(e)
 To check under floor zones, use a mercury sniffer and a portable X-ray equipment.

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 Subtask 51-78-00-210-050

 B. Inspection of the Cargo Compartment (Ref. TASK 53-22-14-000-001)
 (Ref. TASK 53-42-14-000-001) (Ref. SRM 51220000) (Ref. SRM 53020002)

 NOTE : When you find mercury on the floor, do not remove
____ access/inspection plates, screws, rivets, bolts, etc., from the floor. A hole in the contaminated area of the floor may let the mercury spread to the structure below the floor.
 ------------------------------------------------------------------------------| |INSP.| |PHASE|PHASE|PHASE|INSP.|DETAIL| |ITEM | | INSP. TASKS TO BE ACCOMPLISHED  |  1  |  2  |  3  |SIGN |(FIG) | | |CODE | | | | | | | |---- |---- |---------------------------------|-----|-----|-----|-----|------| |  1  |  2  | |  4  |  5  |  6  |  7  |  8 | |---- |---- |---------------------------------|-----|-----|-----|-----|------| |1. | | Do a visual inspection of the | X | | | | | | | | cargo compartment floor, the | | | | | | | | | componemts of the cargo loading | | | | | | | | | system and the lowest point of | | | | | | | | | the structure: | | | | | | | | | - remove the mercury. | | | | | | | | | | | | | | | |2. | | Do a visual inspection of the | X | | | | | | | | non-visible contamined areas | | | | | | | | | with a mercury sniffer: | | | | | | | | | - remove the mercury. | | | | | | | | | | | | | | | |3. | | Remove floor panels in the | X | | | | | | | | contaminated zones: | | | | | | | | | - FWD cargo compartment floor | | | | | | | | | (Ref. TASK 53-22-14-000-001), | | | | | | | | | - aft cargo compartment floor | | | | | | | | | (Ref. TASK 53-43-14-00-001). | | | | | | | | | | | | | | | |4. | | Do a visual inspection of the | X | | | | | | | | bottom of the fuselage. | | | | | | | | | Do an inspection of the skin and| | | | | | | | | the internal structure below the| | | | | | | | | point of spillage. | | | | | | | | | If mercury spillage has occurred| | | | | | | | | in the cargo area, do an | | | | | | | | | inspection of the lowest point | | | | | |
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 ------------------------------------------------------------------------------| |INSP.| |PHASE|PHASE|PHASE|INSP.|DETAIL| |ITEM | | INSP. TASKS TO BE ACCOMPLISHED  |  1  |  2  |  3  |SIGN |(FIG) | | |CODE | | | | | | | |---- |---- |---------------------------------|-----|-----|-----|-----|------| |  1  |  2  | |  4  |  5  |  6  |  7  |  8 | |---- |---- |---------------------------------|-----|-----|-----|-----|------| | | | of the fuselage below the cargo | | | | | | | | | compartment floor: | | | | | | | | | - remove the mercury. | | | | | | | | | | | | | | | |5. | | Do an inspection with a mercury | X | | | | | | | | sniffer or a portable X-ray | | | | | | | | | equipment of the non-visible | | | | | | | | | contaminated areas between the | | | | | | | | | skin, stringer and frames below | | | | | | | | | the floor. | | | | | | | | | NOTE | | | | | | | | | Droplets of mercury are shown on| | | | | | | | | the X-ray equipment as small | | | | | | | | | white spots. | | | | | | | | | - remove the mercury. | | | | | | | | | | | | | | | |6. | | Do an inspection of the | X | | | | | | | | stucture. | | | | | | | | | | | | | | | | A.| | Use a portable X-ray | | | | | | | | | equipment to examine the | | | | | | | | | hidden corrosion areas between | | | | | | | | | the skin, stringers and frames | | | | | | | | | below the floor. | | | | | | | | | If you find damage: | | | | | | | | | - do a repair | | X | | | | | | | (Ref. SRM 51-22-00-00). | | | | | | | | | | | | | | | |7. | | Examine all the removable compo-| X | | | | | | | | nents. | | | | | | | | | If you find damage: | | | | | | | | | - do a repair | | X | | | | | | | (Ref. SRM 53-02-00-02). | | | | | |
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 5. Close-up
________
 Subtask 51-78-00-110-055

 A. Cleaning of the Tools
 (1)
 Clean all the tools used in the contaminated areas with steam or hot water and soap.

 (2)
 Discard twist drills and other cutting tools used on the contaminated structure.

 (3)
 Thoroughly clean all the protective clothing with water and soap after use in the contaminated areas. Thoroughly wash your hands with water and soap before you touch your face.

R
 Subtask 51-78-00-410-054
R B. Close Access
 (1)
 Install the floor panels of the cargo compartment (Ref. TASK 53-22-14-400-001) (Ref. TASK 53-42-14-400-001).

 (2)
 Close the cargo compartment doors (Ref. TASK 52-30-00-860-003).
　
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