(b)
Put the light source:
-at 45 degrees to the opposite surface of the window pane
-and at 90 degrees to the longitudinal axis of the damage.
(c)
Set the light source to ON.
(d)
The depth of the damage shows as a dark area on the graph paper. Make a line around the dark area, and measure and record the distance at the maximum depth.
(e)
Multiply the dimension by 1.6 to get the correct depth.
5. Close-up
________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 56-21-13-942-052
A. Put the aircraft back to the serviceable condition.
(1)
Do the special precautions after you do work on the door. (Ref. TASK 52-10-00-860-002)
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
Close the applicable passenger/crew door 831 or 841 or 832 or 842 (Ref. TASK 52-10-00-410-001).
(4)
Remove the access platform(s).
(5)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 56-21-13Page 610 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C 301-399,
R Subtask 56-21-13-942-052-A
R A. Put the aircraft back to the serviceable condition.
R (1) Do the special precautions after you do work on the door. (Ref. TASK
R 52-10-00-860-002) (Ref. TASK 52-22-00-860-004)
R (2) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (3) Close:
R - the applicable passenger/crew door 831 or 832 or 841 or 842
R (Ref. TASK 52-10-00-410-001)
R - the emergency exit door 833 or 834 or 843 or 844 (Ref. TASK 52-22-
R 00-410-001).
R (4) Remove the access platform(s).
R (5) Remove the ground support and maintenance equipment, the special and
R standard tools and all other items.
R 1EFF : 301-399, 1 56-21-13Page 611 1 1 May 01/04 1 1 1CES 1
R **ON A/C ALL
TASK 56-21-13-200-002 Inspection of Cabin Windows Removed
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 3.0 m (9 ft. 10 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
25-23-43-000-001 Removal of the Upper Sidewall Panel(s)
25-23-43-400-001 Installation of the Upper Sidewall Panel(s)
56-21-13-000-001 Removal of the Cabin Window
56-21-13-200-001 Detailed Visual Inspection of the Cabin Window Panes,
including the Window Panes in Doors 56-21-13-400-002 Installation of the Cabin Window 56-21-13-991-001 Fig. 602 56-21-13-991-002 Fig. 603 56-21-13-991-003 Fig. 606
3. Job Set-up
__________ Subtask 56-21-13-010-051
A. Get Access
(1)
Put the access platform in position.
(2)
Remove the upper sidewall panels as necessary (Ref. TASK 25-23-43-000-001).
1EFF : ALL 1 56-21-13Page 612 1 1 May 01/04 1 1 1CES 1
(3) Remove and disassemble the cabin window assembly (Ref. TASK 56-21-13-
000-001).
4. Procedure_________ (Ref. Fig. 602/TASK 56-21-13-991-001, 603/TASK 56-21-13-991-002, 606/TASK 56-21-13-991-003)
Subtask 56-21-13-210-054
A. Inspection:
(1)
Make an inspection of the window panes for defects (Ref. TASK 56-21-13-200-001).
(2)
Examine the rubber seal for signs of damage and/or material deterioration. You must replace a defective seal.
(3)
Make an inspection of the retainer for signs of damage and/or corrosion. You must replace a retainer with damage and/or corrosion that is more than the permitted limits.
5. Close-up
________ Subtask 56-21-13-410-051
A. Close Access
(1)
Assemble and install the cabin window assembly (Ref. TASK 56-21-13-400-002).
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