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时间:2011-03-26 23:52来源:蓝天飞行翻译 作者:admin
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25-23-47-000-001 Removal of the Lining from the Emergency Exit Hatches 25-23-47-400-001 Installation of the Lining on the Emergency Exit
 Hatches 52-21-11-000-001 Removal of the Emergency Exit Hatch 52-21-11-400-001 Installation of the Emergency Exit Hatch
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 3. Job Set-up
__________ Subtask 52-21-00-010-056
 A. Get Access
 (1)
 Remove the emergency exit hatch (Ref. TASK 52-21-11-000-001).

 (2)
 Remove the hatch lining from the emergency exit hatch (Ref. TASK 25-23-47-000-001).

 (3)
 Carefully disengage the VELCRO tapes and remove the insulation packs.


 4. Procedure
_________ Subtask 52-21-00-160-050
 A. Cleaning of the Hatch Structure
 (1)
 Remove all loose particles and dirt with a vacuum cleaner and/or a dry brush.

 (2)
 Put masking material on the window and on the rollers around the hatch structure.

 (3)
 Use a lint-free cloth or a brush and carefully clean the painted components of the hatch structure with CLEANING AGENTS (Material No. 11-004).


 NOTE : Make sure that the cleaning agent does not dry on the surface.
____
 (4)
 Dry the cleaned components with a dry and clean lint-free cloth or with dry, compressed air.

 (5)
 Examine the drain holes to make sure that there is no blockage.

 (6)
 Make sure that the corners and the recesses are free of all unwanted and loose material.

 (7)
 Remove the masking material from the window and the rollers.

 (8)
 Remove the remaining dirt and all old sealant with a wood or plastic scraper.

 (9)
 Apply SPECIAL MATERIALS (Material No. 05-027) to the internal structure of the emergency exit hatch.


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 (10) Apply SPECIAL MATERIALS (Material No. 05-005) to the outer side of the inside framing.
 Subtask 52-21-00-140-050
 B. Cleaning of the Hatch Seal
 (1)
 Clean the hatch seal with a weak soap solution.

 (2)
 Dry the cleaned hatch seal with a lint-free cloth or with dry, compressed air.


 (3) Apply MISCELLANEOUS (Material No. 19-004) to the hatch seal. Subtask 52-21-00-160-051
 C. Cleaning of the Locking Mechanism
 (1)
 Clean the locking hooks, the locking shaft, the hatch control handle and the connection rod with CLEANING AGENTS (Material No. 11-004).

 (2)
 Dry the cleaned components with dry and clean lint-free cloth.

 (3)
 Clean the related bearings with a dry and clean lint-free cloth.

 (4)
 Apply SPECIAL MATERIALS (Material No. 05-027) to the cleaned components of the locking mechanism.


 Subtask 52-21-00-370-050
 D. Top Coat Repair
 (1)
 Remove damage of the paint top coat with abrasive cloth (grade 320).

 (2)
 Make sure that the edge of the satisfactory paint top coat is feathered to the repair area.

 (3)
 Put masking material to the adjacent area.

 (4)
 Use a lint-free cloth and clean the repair area with CLEANING AGENTS (Material No. 11-004).

 (5)
 Apply PRETREATMENT FOR PAINTING (Material No. 13-002) to the metal surface of the repair area.

 (6)
 Apply STRUCTURE PAINTS (Material No. 16-006) to the repair area and let it dry.


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 (7) Apply STRUCTURE PAINTS (Material No. 16-002) to the primer and let it

 dry.
 (8) Remove the masking material from the adjacent area. Subtask 52-21-00-210-051
 E. Visual Inspection of the Hatch Mechanism
 (1)
 Operate the hatch control handle to make sure that the locking mechanism is is serviceable.

 (2)
 Make sure that the slide release mechanism of the emergency exit hatch is serviceable.

 (3)
 Make sure that the rollers around the hatch structure are serviceable and have a protection of SPECIAL MATERIALS (Material No. 05-027).


 5. Close-up
________ Subtask 52-21-00-410-058
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the insulation packs and attach the VELCRO tapes.

 (3)
 Install the hatch lining to the emergency exit hatch (Ref. TASK 25-23-47-400-001).
 
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