(1) Clean the inspection area with CLEANING AGENTS (Material No. 11-002) and a lint-free cloth .
Subtask 52-22-11-220-052
B. Detailed Visual Inspection of the Internal Door Structure
(1)
Examine the subsequent components of the internal door structure for corrosion, scratches, marks and dents:
-
the junction plates
-
the inside framing (such as edge member, lower and upper members and curved members),
-
the beam framing (such as horizontal beams, vertical frame segments and window frame).
(2)
If you find a damage, continues as follows:
NOTE : Dents are not permitted on these components.
____
(a)
Determine the limits of the allowable damage (Ref. ASRM 522000201).
(b)
Repair the scratches and marks (Ref. TASK 51-73-11-300-001).
(c)
Remove the corrosion (Ref. TASK 51-74-11-300-001).
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C. General Inspection of the Door
(1)
Examine the drain holes at the bottom of the door structure. Make sure that they are not blocked.
(2)
Examine all rivets of the door structure.
(a)
If you find an empty rivet hole, install the rivet with the correct sealant.
(b)
If you find damaged or loose rivets, replace them.
(3)
Examine the sealant of all structure components for the correct condition. If necessary, remove the old sealant with a wooden or plastic scraper and apply new sealant.
(4)
Make sure that all attachment screws and bolts of the door structure are correctly tightened.
(5)
Make sure that the paint is in the correct condition (Ref. TASK 51-75-12-300-001).
Subtask 52-22-11-916-050
D. Application of Temporary Protection
CAUTION : DO NOT APPLY TEMPORARY PROTECTION ON THE OXYGEN SYSTEMS.
_______ MAKE SURE THAT THE TEMPORARY PROTECTION DOES NOT GET: -ON COMPOSITE PARTS, CONTROL CABLES, PULLEYS,TEFLON BEARINGS. -ON LUBRICATED SURFACES. -IN DRAIN VALVES OR OTHER ORIFICES. TEMPORARY PROTECTION ON OR IN THESE PARTS CAN CAUSE DAMAGE.
(1)
Cover the equipment and fittings adjacent to the area with masking paper or masking tape, if necessary.
(2)
Apply a layer of STORAGE PRESERVATION (Material No. 15-005) or STORAGE PRESERVATION (Material No. 15-006) to the inspection area
(3)
Remove the masking paper or the masking tape.
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5. Close-up
________ Subtask 52-22-11-410-054
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Put the insulation mats in the door structure and attach them with the Velcro-tapes.
(3)
Install the door lining (Ref. TASK 25-23-47-400-012) and (Ref. TASK 25-23-47-400-013) on the door.
(4)
Do the special precaution on the door damper and emergency operation cylinder (Ref. TASK 52-22-00-860-004).
(5)
Close the door correctly (Ref. TASK 52-22-00-410-001).
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R Detailed Inspection of the Door Damper and Emergency Operation Cylinder
1. Reason for the Job
__________________
Refer to the MPD TASK: 522200-04
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
20-28-00-912-001 Electrical Bonding of Components with Rivets
52-22-00-010-001 Opening of the Emergency Exit Doors from the
Passenger Compartment
52-22-00-410-001 Closing of the Emergency Exit Doors from the
Passenger Compartment
52-22-00-614-002 Charging of the Door Damper and Emergency Operation Cylinders (1600WM, 1601WM, 1602WM, 1603WM) at the Emergency Exit Doors
52-22-00-860-003 Special Precaution before Maintenance on the Door Damper and Emergency Operation Cylinder 52-22-00-860-004 Special Precaution after Maintenance on the Door Damper and Emergency Operation Cylinder
3. Job Set-up
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