Transponder System Checkout; Post-Installation Checkout/Operation; Inspection/Check Procedure; System Interwiring Check - Honeywell BENDIX KING KT 73 Installation Manual

Preliminary - Subject To Change Without Notice
BENDIX/KING
2.4.1

TRANSPONDER SYSTEM CHECKOUT

The post-installation test is used to apply power and functionally checkout the system. Successful
completion of the post-installation test verifies the proper operation of the KT 73 Mode S Tran-
sponder System.
Table 2-1 is a visual inspection/check procedure that should be performed after system installation
as part of a system checkout. A post-installation test per paragraph 2.4.1.2 should be performed.
In addition, the procedure should be used as a periodic maintenance inspection check.
EQUIPMENT
KT 73 Mode S
Transponder
Antennas
2.4.1.1 Inspection
Perform the following inspection on the overall system:
(1) Check that cables do not interfere with aircraft controls or other equipment.
(2) Check cabling for proper routing and check security of tie-down points. Inspect and
adjust cable runs to ensure that cables are not strained, kinked, or severely twisted
and are not exposed to rough or sharp surfaces.
2.4.1.2

Post-Installation Checkout/Operation

(1) General
Installation of the transponder system requires three stages of testing to ensure the
proper operation of the Mode S transponder. Initially, prior to the installation of the
transponder and antenna, a system interwiring check should be performed. This
check verifies that the aircraft and all transponder interconnections are correct, be-
fore power is applied. After the units are installed a visual inspection of the equip-
ment and connections is made. Finally, a ramp test is performed.
(2)

System Interwiring Check

To check the aircraft and transponder system interconnections proceed as follows:
Rev 0, October/2002

INSPECTION/CHECK PROCEDURE

A. Inspect external surface for damage.
B. Check that the unit is securely installed and that retaining
mechanism is securely tightened.
C. Ensure that all connections in the mounting tray are properly
mounted and secure.
A. Inspect external surfaces for damage.
B. Check that antenna is properly mounted and mounting screws
are tight.
C. Ensure that antenna coaxial cable connectors are properly mated
and secure.
TABLE 2-1 INSPECTION/CHECK PROCEDURE
10563I00.JA
KT 73
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