Page 202 Doc # 6.02.01 09 Jan 2003 Rev. 4
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Communications
AMM
% 3. Remove/Install the Audio Panel % A. Remove the Audio Panel % This paragraph applies to the KMA 28 and GMA 340 audio panels.
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Detail Steps/Work Items Key Items/References
(1) Open the AUDIO circuit breaker.
(2) Put a 3/32 Allen wrench into the access hole for the locking screw. Engage the wrench into the screw. Refer to Figure 2 (KMA 28) or Figure 3 (GMA 340).
(3) Turn the screw counter-clockwise until the unit disengages from the mounting rack.
CAUTION: DO NOT PULL ON THE KNOBS. DO NOT PRY THE FACE-PLATE. YOU CAN DAMAGE THE UNIT. CAUTION: DO NOT TOUCH THE CONNECTOR CARD AT THE REAR OF THE UNIT. THE ELECTROSTATIC CHARGE OF YOUR BODY CAN DAMAGE THE UNIT.
(4) Pull gently on the side of the unit to remove it from the mounting rack.
(5) Install the protective covers on the rear connectors of the unit.
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AMM
%
%
% B. Install the Audio Panel
% This paragraph applies to the KMA 28 and GMA 340 audio panels.
Detail Steps/Work Items Key Items/References
(1) Remove the protective covers from the connectors on the rear of the unit.
(2) Slide the unit into the rack. Engage the locking screw so that the lobe of the front latch touches the rack. Refer to Figure 2 (KMA 28) or Figure 3 (GMA 340).
(3) Turn the locking screw so that the rear lobe engages the mounting rack.
CAUTION: DO NOT OVER-TIGHTEN THE LOCKING SCREW. IF YOU OVER-TIGHTEN THE LOCKING SCREW YOU CAN DAMAGE THE LOCKING MECHANISM.
(4) Continue to turn the locking screw until the unit is fully installed in the mounting rack.
(5) Close the AUDIO circuit-breaker.
(6) Do a function test of the system. Refer to Paragraph 6.
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Communications
AMM
4. Remove/Install the Marker Beacon Receiver Antenna
A. Remove the Marker Beacon Receiver Antenna
Detail Steps/Work Items Key Items/References
(1) Remove the passengers' seat. Refer to Section 25-10.
(2) Release the co-axial connector from the antenna.
(3) Release the screws, nuts and washers which hold the antenna.
(4) Carefully pull the antenna clear of the fuselage and hold it. If necessary, carefully cut the sealant around the base of the antenna. You must not damage the fuselage skin.
(5) Move the antenna clear of the airplane.
B. Install the Marker Beacon Receiver Antenna
Detail Steps/Work Items Key Items/References
(1) Carefully remove any sealant from the area where the antenna attaches to the fuselage.
(2) Clean the area where the antenna attaches to the fuselage.
(3) Put the antenna in position under the fuselage.
(4) Attach the antenna with the screws, washers and nuts.
(5) Connect the co-axial connector to the antenna.
(6) Seal the outer edge of the antenna to the fuselage skin with sealant. Use Dow Corning 732 RTV.
(7) Install the passengers' seat. Refer to Section 25-10.
(8) Do a test of the marker beacon receiver functions. Refer to Paragraph 6.B.
Doc # 6.02.01 Page 205
Rev. 4 09 Jan 2003
23-50-00
AMM
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本文鏈接地址：鉆石40飛機維護手冊 DA 40 SERIES AMM 2(40)
