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2.  Remove Coupler Assy
A.  Gain access to the coupler assy located at the aft outboard corner of the main wheel well.
B.  Remove cable connector or connectors from inboard end of coupler assy.
C.  Support coupler and remove four mounting screws.
CAUTION: DO NOT PULL COUPLER. WIRE TERMINATIONS MAY BE DAMAGED.
D.  Disconnect antenna lead from stud on aft face of coupler assy.
E.  Remove coupler assy.
3.  Install Coupler Assy
A.  Connect antenna lead to coupler assy.
B.  Locate coupler and install four mounting screws.
C.  Install cable connector or connectors on coupler assy.
D.  Test ADF system (Ref 34-57-( ), Adjustment/Test).
517 
Aug 15/79  BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.  34-57-21 Page 401 

H61896 H61899
ADF Sense Antenna Coupler Installation  517 
34-57-21  Figure 401 (Sheet 1)  Aug 15/79 
Page 402 
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 

517  ADF Sense Antenna Coupler Installation 
Aug 15/79  Figure 401 (Sheet 2)  34-57-21 
Page 403 
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 

ADF SENSE ANTENNA - REMOVAL/INSTALLATION
1.  General
A.  The ADF sense antenna is flame-sprayed on the reinforced wing body fairing. The metal coating of the fairing is used as the antenna element, and is not removable from the fairing.
B.  To remove or replace the wing body fairing, refer to 53-51-21, Aft Wing-to-Body Fairing -Removal/Installation.
500 
Jun 20/88  BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.  34-57-31 Page 401 

 

　
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