(2)
Do an inspection of the component interface and/or the adjacent area. NOTE : Make sure that the antenna-attachment screw-head recesses have
____ no signs of paint, corrosion or sealant because the antenna electrical bonding is made through the attachment screws.
(3)
Apply masking tape to the structure (1), the edge of the antenna (4), the screw holes and the hole for the antenna connector.
(4)
Apply SPECIAL MATERIALS (Material No. 05-013) on the mount of the antenna (4) and on the fuselage (1).
(5)
Apply SEALANTS (Material No. 09-019) on the mount of the antenna (4) and on the fuselage (1) (Ref. TASK 51-76-11-300-001).
NOTE : Make sure that there is no sealant in the screw holes.
____
(6)
Remove the blanking caps from the coaxial connectors (2) and (3).
(7)
Install the new O-ring seal (6).
(8)
Connect the coaxial connector (2) to the antenna connector (3).
(9)
Put the antenna (4) in position on the fuselage (1) and install the screws (5).
(10)
Tighten the screws (5).
(11)
Remove the sealant which is not necessary.
(12)
Make sure that the bonding contact resistance between the antenna (4) and the fuselage structure (1) is not higher than 5 milliohms (Ref. TASK 20-28-00-912-005).
(13)
Apply a sealing bead with SEALANTS (Material No. 09-016) around the antenna (4) (Ref. TASK 51-76-11-300-001).
(14)
Apply SEALANTS (Material No. 09-016) on the heads of the screws (5).
(15)
Make the contour of the screws (5) and the antenna (4) smooth.
(16)
Apply STRUCTURE PAINTS (Material No. 16-003) to the sealant around the base of the antenna (4).
R (17) Apply PAINTS FOR DETAIL (INTERNAL AND EXTERN AL) (Material No. 07-R 001B) to the sealant on the heads of the screws (5).
1EFF : ALL 1 34-52-11Page 408 1 1 May 01/99 1 1 1CES 1 Subtask 34-52-11-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): FOR 7SH1, 7SH3 5SH1 FOR 7SH2, 7SH4 5SH2
Subtask 34-52-11-710-050
C. Do the operational test of the ATC (para. ATC DME simultaneous test) (Ref. TASK 34-52-00-710-003).
5. Close-up
________ Subtask 34-52-11-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the access platform(s).
1EFF : ALL 1 34-52-11Page 409 1 1 Feb 01/98 1 1 1CES 1 CONTROL UNIT - ATC/TCAS (3SH) - REMOVAL/INSTALLATION
____________________________________________________
TASK 34-52-12-000-001
Removal of the ATC/TCAS Control Unit (3SH)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific blanking caps
No specific circuit breaker(s) safety clip(s)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
34-52-12-991-001 Fig. 401
3. Job Set-up
__________
Subtask 34-52-12-865-050
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
R 49VU COM NAV/ATC/1 5SH1 G11 121VU COM NAV/ATC/2 5SH2 K07
1EFF : ALL 1 34-52-12Page 401 1 1 Feb 01/03 1 1 1CES 1 1EFF : ALL 1 34-52-12Page 402 1 1 Nov 01/01 1 1 1CES 1
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