R (9) Remove the unwanted sealant with a SCRAPER - NON METALLIC.
R (10) Clean the area with the CLEANING AGENTS (Material No. 11-003) and a
R lint-free cotton cloth MISCELLANEOUS (Material No. 19-003)
R (11) Remove the masking tape from the base of the antenna (1).
R (12) Apply the SEALANTS (Material No. 09-016) to all the screw heads (2).
R (13) Apply the SEALANTS (Material No. 09-016) around the antenna base (1).
R (14) Apply the STRUCTURE PAINTS (Material No. 16-021) to all of the sealed
R screw heads (2), and the antenna base seal.
R Subtask 23-12-11-420-054
R C. Installation of the VHF Antenna 4RC2
R WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL_______
R MATERIALS ONLY WITH A GOOD SUPPLY OF AIR.
R OBEY THE MANUFACTURERS INSTRUCTIONS.
R PUT ON PROTECTIVE CLOTHING.
R DO NOT GET THEM IN YOUR MOUTH.
R DO NOT SMOKE.
R DO NOT BREATHE THE GAS.
R THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT.
R GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
R WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:_______
R - FLUSH IT AWAY WITH CLEAN WATER
R - GET MEDICAL AID.
R (1) Remove the blanking caps from the coaxial cable connector (3) and the
R antenna connector (4).
R (2) Remove the masking tape from:
R - The coaxial cable (5)
R - The screw holes (2) and (7)
R - The hole for the antenna connecter (4).
R (3) Make sure that the electrical connectors are clean and in the correct
R condition.
R (4) Put the new O-ring (6) in its correct position, on the base of the
R antenna (8).
R (5) Connect the coaxial cable connector (3) to the antenna connector (4).
R (6) Install the antenna (8) with the screws (2) and (7) at the fuselage
R structure.
R (7) Tighten the screws (2) and (7) diagonally.
R NOTE : The antenna mounting screws (2) and (7) give the electrical____
R bonding between the antenna (8) and the fuselage structure.
R (8) Make sure that the bonding resistance between the antenna (8) and the
R fuselage structure in not more than 5 milliohms (Ref. TASK 20-28-00-
R 912-005).
R (9) Remove the unwanted sealant with a SCRAPER - NON METALLIC.
R (10) Clean the area with the CLEANING AGENTS (Material No. 11-003) and a
R lint-free cotton cloth MISCELLANEOUS (Material No. 19-003).
R (11) Remove the masking tape from the base of the antenna (8).
R (12) Apply the SEALANTS (Material No. 09-016) to all the screw heads (2)
R and (7).
R (13) Apply the SEALANTS (Material No. 09-016) around the antenna base.
R (14) Apply the STRUCTURE PAINTS (Material No. 16-021) to all of the sealed
R screw heads (2) and (7), and the antenna base seal.
R
Subtask 23-12-11-865-052
R D. Remove the safety clip(s) and the tag(s) and close this(these) circuit
breaker(s):
R 2RC1, 2RC2.
Subtask 23-12-11-710-050
R E. Do the operational test of the VHF system (Ref. TASK 23-12-00-710-001).
R 1EFF : ALL 1 23-12-11Page 410 1 1 Feb 01/05 1 1 1CES 1
5. Close-up
________ Subtask 23-12-11-942-050
A. Put the aircraft back to its initial configuration.
(1)
Make sure that the work area is clean and clear of tools and other items.
(2)
Remove the access platform(s).
1EFF : ALL 1 23-12-11Page 411 1 1 Feb 01/05R 1 1 1CES 1
TASK 23-12-11-000-002 Removal of the VHF Antenna (4RC3) WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______
YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
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