(2)
Close the Bulk cargo door (Ref. TASK 52-30-00-860-008).
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_____________________
TASK 52-33-18-300-001
Repair of BULK Door Seal
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 lint-free cloth No specific spatula No specific very fine emery cloth No specific wooden bonding block
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)
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C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-30-00-860-006 Open the Bulk Cargo-Compartment Door 52-30-00-860-008 Close the Bulk Cargo-Compartment Door 52-31-18-400-001 Installation of the Door Seal 52-33-18-000-001 Removal of Bulk Door Seal 52-33-18-991-002 Fig. 801 52-33-18-991-003 Fig. 802 52-33-18-991-004 Fig. 803
3. Job Set-up
__________ Subtask 52-33-18-010-052
A. Get Access
(1)
Open the BULK cargo compartment door(Ref. TASK 52-30-00-860-006).
(2)
Remove the damaged BULK door seal (Ref. TASK 52-33-18-000-001).
4. Procedure
_________ Subtask 52-33-18-350-050
A. Repair of the Chafe Marks
(Ref. Fig. 801/TASK 52-33-18-991-002)
(1)
Prepare the chafe mark with very fine emery cloth.
(2)
Carefully degrease the chafe mark with CLEANING AGENTS (Material No. 11-016) and a lint-free cloth.
(3)
Apply a thin layer of BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) to the chafe mark with a spatula.
(4)
Prevent a dust layer on the treated chafe marks during the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) drying period of 10 to 12 hours.
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Repair of Minor Cuts and Small Punctures
Figure 801/TASK 52-33-18-991-002
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B. Repair of Minor Cuts and Small Punctures
(Ref. Fig. 801/TASK 52-33-18-991-002)
NOTE : A repair of the minor cuts are only permitted if the cuts are not
____ longer than 25.4 mm (1.0 in.). A repair of the small punctures are only permitted if:
-the punctures are less than 6.4 mm (0.25 in.) and the distance between each punctere is more than 25.4 mm (1.0 in.),
-there are not more than three punctures within a section of
200.0 mm (7.87 in.).
In all other cases prepare a splice repair of the door seal
(refer to para: "Repair of Heavily Damaged Areas").
(1)
Drill stop holes of dia. 2.0 mm (0.08 in.) at the ends of the cuts.
(2)
Push the seal to open the cut and very carefully prepare the surfaces of the cut or the puncture with a very fine emery cloth.
(3)
Prepare the surface of the repair area with a very fine emery cloth .
(4)
Carefully degrease the repair area with CLEANING AGENTS (Material No. 11-016) and a lint-free cloth.
(5)
Apply a thin coat of BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) or BONDING AND ADHESIVE COMPOUNDS (Material No. 08-026) to the opposite surfaces of the cut.
(6)
Press the surfaces of the cut puncture together and leave them to dry for some minutes.
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