(2)
Do the special precaution for the door damper and emergency operation cylinder (Ref. TASK 52-22-00-860-004).
(3)
Close applicable the door (Ref. TASK 52-22-00-410-001).
(4)
Remove the access platform(s).
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B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
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_____________________
TASK 52-22-18-300-002
Repair of the Seal at the Emergency Exit Doors
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific emery cloth No specific very fine emery cloth No specific wooden bonding block No specific access platform 3.2 m (10 ft. 6 in.) No specific 1 SPATULA - NON METALLIC
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 05-023 USA MIL-I-631 POLYTEREPTHALATE (Ref. 20-31-00) Material No. 05-024 FABRIC (Ref. 20-31-00) Material No. 08-004 USA MIL-A-25457 ADHESIVE SEALANT (Ref. 20-31-00)
Material No. 08-026 ADHESIVE/SEALANT ONE PART,RTV SILICONE RUBBER (Ref. 20-31-00)
Material No. 11-016 USA BOEING BAC 5000 BAC 5504 BAC 5750 CLEANING SOLVENT (Ref. 20-31-00) Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
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C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 52-22-00-860-003 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 52-22-18-000-001 Removal of the Door Seal 52-22-18-400-001 Installation of the Door Seal
3. Job Set-up
__________ Subtask 52-22-18-860-051
A. Aircraft Maintenance Configuration
(1)
Open the applicable emergency exit door (referred to as door) as required (Ref. TASK 52-22-00-010-001).
(2)
Make sure that the access platform is in position below the partly opened door.
(3)
Make sure that you obey the special precaution for the door damper and emergency operation cylinder (Ref. TASK 52-22-00-860-003).
(4)
Remove the door seal (Ref. TASK 52-22-18-000-001)
4. Procedure
_________ Subtask 52-22-18-350-050
A. Repair of the Chafe Marks NOTE : If the chafe marks are in the area where the door seal touches,
____
replace the section (splice repair).
(1) Prepare the chafe mark with very fine emery cloth.
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(2)
Carefully degrease the chafe mark with the CLEANING AGENTS (Material No. 11-016) and a lint-free cotton cloth MISCELLANEOUS (Material No. 19-003).
(3)
Apply a thin layer of BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) to the chafe mark with a SPATULA - NON METALLIC.
(4)
Prevent a dust layer on the treated chafe marks during the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) dry for a period of 10 to 12 hours.
Subtask 52-22-18-330-050
B. Repair of Minor Cuts and Small Punctures
NOTE : A repair of the minor cuts is only permitted if:
____
-
the cuts are not longer than 25.4 mm (1.0 in.)
-
the cuts are not in the area where the door seal touches. A repair of the smallpunctures is only permitted if:
-
the punctures are less than 6.4 mm (0.25 in.) diameter and the distance between each puncture is more than 25.4 mm (1.0 in.)
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