Cover Plate - Bend Line
Figure 605/TASK 52-10-00-991-046
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Subtask 52-10-00-410-091
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Obey the special precautions after work on the door. (Ref. TASK 52-10-00-860-001)
(3)
Close the applicable passenger crew/door 831 841 or 832 or 842 (Ref. TASK 52-10-00-410-001).
(4)
Remove the access platform(s).
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PASSENGER/CREW - REPAIRS
________________________ TASK 52-10-00-915-001 Replacement of the Bushes
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 05-043
Material No. 08-009 VARNISH P.T.F.E SPRAY (Ref. 20-31-00)USA MIL-R-46082
Material No. 08-034 PRIMER, ACTIVATOR FOR ANAEROBIC (Ref. 20-31-00)USA MIL-R-46082
Material No. 09-016 ADHESIVE (Ref. 20-31-00)USA MIL-PRF-81733D TYPE II CLASS B
CORROSION INHIBITING FILLET CONSISTENCY
R Material No. 11-003 (Ref. 20-31-00) USA ASTM D 740
Material No. 11-004 METHYL-ETHYL-KETONE (Ref. 20-31-00)USA MIL-T-81533
Material No. 16-003 1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) (Ref. 20-31-00)F ASNB70720
Material No. 19-003 COATING (OBSOLETE USE 16-021) (Ref. 20-31-00)USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-10-00-991-042 Fig. 801
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3. Job Set-up
__________ Subtask 52-10-00-869-063
A. Not Applicable
4. Procedure
_________ Subtask 52-10-00-020-061
A. Removal of the Bushes
(1)
Mechanically remove the bush.
(2)
Make sure that you do not heat the part on which the bush is installed, you can damage the internal structure of the part because it is made of aluminium alloy.
(3)
Clean the part with CLEANING AGENTS (Material No. 11-003) and a cloth to remove the remaining bonding compound and sealant.
(4)
Dry carefully.
(5) Make sure that the surface is clean. Subtask 52-10-00-420-062
B. Installation of the Bush
(1) Cold-curing with an activator.
(a)
Apply SPECIAL MATERIALS (Material No. 05-043) on the inner side of the bush in order to prevent damage by the sealing compound.
(b)
Apply the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-009) on the areas that you must bond and then apply BONDING AND ADHESIVE COMPOUNDS (Material No. 08-034).
(c)
Rotate the bush to insert it.
(d)
The bonded surfaces must not come into contact with your fingers.
(e)
Hold the bush in its hole with a tool.
(f)
Let cure for 4 hours at 23 deg.C (73.40 deg.F). NOTE : Use the activator in less than 2 minutes.
____
1EFF : ALL 1 52-10-00Page 802 1 1 Feb 01/98 1 1 1CES 1 (2) Warm-curing without activator
(a)
Apply SPECIAL MATERIALS (Material No. 05-043) on the inner side of the bush in order to prevent damage by the sealing compound.
(b)
Apply the activator BONDING AND ADHESIVE COMPOUNDS (Material No. 08-034) on the areas that you must bond.
(c)
Rotate the bush to insert it.
(d)
The bonded surfaces must not come into contact with your fingers.
(e)
Hold the bush in its hole with a tool.
(f)
Let cure for 4 hours at 84 deg.C (183.20 deg.F) with the thermocouples which are in the bush.
Subtask 52-10-00-916-050
C. Application of Protection Sealant
(Ref. Fig. 801/TASK 52-10-00-991-042)
(1)
Apply SEALANTS (Material No. 09-016) on the periphery of the seal between the two parts and use STRUCTURE PAINTS (Material No. 16-003) to protect the sealant bead in the skydrol areas.
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